METHOD FOR INTEGRATED MONITORING FOR A NUCLEAR DEVICE AND SYSTEM USING SAME

SCREWLESS CONNECTING STRUCTURE AND A FRAME FOR EYEGLASS TEMPLES

BINARY ALLOY CHROMIUM-ALUMINIUM HAVING EXCELLENT CORROSION RESISTANCE AND METHOD FOR ITS PRODUCTION

La présente divulgation concerne un alliage binaire chrome-aluminium ayant une excellente résistance à la corrosion et un procédé de sa production, et plus particulièrement un alliage binaire chrome-aluminium présentant une excellente résistance à la corrosion, comprenant : 1 à 40 % en poids d'aluminium (Al), le restant de chrome (Cr) et d'autres impuretés inévitables, par rapport au poids total de l'alliage. Elle concerne également un procédé de production d'un alliage binaire chrome-aluminium présentant une excellente résistance à la corrosion, ledit procédé comprenant : le mélange et la fusion d'une matière première comprenant 1 à 40 % en poids d'aluminium (Al), le restant de chrome (Cr), et d'autres impuretés inévitables, par rapport au poids total de l'alliage (étape 1) ; et le traitement en solution de l'alliage fondu au cours de l'étape 1 (étape 2). L'alliage binaire chrome-aluminium peut être facilement produit et possède une ductilité, ce qui lui permet d'être tout à fait applicable ...

Organische elektrolumineszierende Vorrichtung und deren Herstellungsmethode

MANUFACTORING PROCESS OF FUEL PELLETS HAS BURNABLE ABSORBER AND FUEL PELLETS BURNABLE ABSORBER OBTAINED THANKS TO THIS PROCESS.

La présente invention concerne un procédé de fabrication de pastilles de combustible nucléaire à absorbeur consommable et les pastilles de combustible nucléaire à absorbeur consommable ainsi obtenues. Le procédé de fabrication comprend l'ajout d'un composé de bore et d'un composé de manganèse à un ou plusieurs types de combustibles nucléaires pulvérulents choisis parmi le dioxyde d'uranium (UO2), le dioxyde de plutonium (PuO2) et le dioxyde de thorium (ThO2), et leur mélange (étape a) ; le compactage du mélange pulvérulent de l'étape a) pour obtenir des comprimés (étape b) ; et le frittage des comprimés de l'étape b) sous une atmosphère d'hydrogène (étape c). Selon le procédé, le frittage peut être réalisé sous une atmosphère d'hydrogène à une température inférieure à celle classiquement utilisée lors de la production en masse de pastilles frittées de combustible nucléaire, grâce à l'ajout d'additifs de frittage comme l'oxyde de manganèse ou un composé équivalent.

HYDROGEN TANK WITHOUT MAINTENANCE

On propose un réservoir d'hydrogène comprenant un réservoir externe, un réservoir interne disposé dans le réservoir externe pour stocker au moins un métal de stockage d'hydrogène et un hydrure métallique se présentant sous la forme de poudre qui procèdent à l'hydruration et à la déhydruration de l'hydrogène, et une plaque de protection disposée entre le réservoir externe et le réservoir interne pour protéger de la chaleur. Le réservoir d'hydrogène selon la présente invention comprend une saillie faisant saillie à partir d'une paroi latérale supérieure du réservoir interne jusqu'à un côté externe afin de former un passage à travers lequel l'hydrogène est déchargé, un tube d'entrée d'hydrogène pénétrant à travers le réservoir externe pour entrer dans le métal de stockage d'hydrogène stocké dans le réservoir interne, un tube de décharge d'hydrogène pénétrant à travers le réservoir externe pour entrer dans la saillie du réservoir interne, et un tube de passage de milieu chauffant installé sous ...

ZIRCONIUM ALLOY FOR IMPROVING OXIDATION RESISTANCE AT A VERY HIGH TEMPERATURE AND ITS MANUFACTURING METHOD.

PROCESS OF ALLOY POLISHING OF the TYPE CHALCOGÉNURE

L'invention fournit un procédé pour le polissage mécanochimique d'un substrat. L'invention comprend la fourniture d'un substrat, où le substrat comprend un alliage à changement de phase de type chalcogénure et la fourniture d'une composition de polissage mécanochimique, où la composition de polissage mécanochimique comprend, en pourcent en poids, de l'eau, 0,1 à 30 d'abrasif, au moins un agent de polissage choisi parmi 0,05 à 5 de composé halogéné, 0,05 à 5 d'acide phtalique, 0,05 à 5 d'anhydride phtalique et leurs mélanges, et où la composition de polissage mécanochimique a un pH de 2 à moins de 7. Un feutre de polissage mécanochimique polit le substrat avec le feutre de polissage mécanochimique et la composition de polissage mécanochimique pour retirer sélectivement ou non sélectivement l'alliage à changement de phase de type chalcogénure du substrat.

BIPOLAR BATTERY

METHOD FOR INTEGRATED MONITORING FOR A NUCLEAR DEVICE AND SYSTEM USING SAME

Un procédé de surveillance intégrée et un système (100) utilisant celui-ci qui permettent de surveiller l'intégrité structurelle ou un état de fonctionnement d'un dispositif nucléaire (110) sont fournis. Une unité d'analyse intégrée (140) reçoit une pluralité de signaux de manière à les intégrer, les échanger mutuellement et les analyser à partir d'une pluralité de capteurs hétérogènes installés dans le dispositif nucléaire. L'unité d'analyse intégrée (140) peut avertir un opérateur avec une alarme du fait qu'une unité d'alarme peut être rattachée à l'unité d'analyse intégrée. Par conséquent, la présente invention permet de fournir diverses informations précises et utiles en raison de l'intégration du signal de capteur, tout en n'augmentant pas le nombre de capteurs installés, de fabriquer un simulateur en générant une base de données des signaux de capteurs ou d'utiliser un signal passé en tant que données pour une conception optimum en recherchant et en analysant le signal passé.

Verbesserung der Datenkommunikationsrate bei drathloser Kommunikation

CASE Of ATTENUATION OF the SOUND AND DISSIPATION OF HEAT FOR a DEVICE DEMEMOIRE Of COMPUTER

Verfahren zur Zuteilung eines gemeinsamen Paketkanals in einem CDMA-Kommunikationskanals

NUCLEAR FUEL PELLET URANIUM DIOXIDE TRAPPING THE FISSION PRODUCTS HAVING MICROCELLS CERAMIC AND MANUFACTURING METHOD THEREOF

Il est divulgué une pastille de combustible nucléaire à base de dioxyde d'uranium ayant des microcellules ayant une taille de 50 µm à 400 µm (par rapport à une taille tridimensionnelle) constituées d'un matériau de céramique ayant une attraction chimique pour les produits de fission générés dans la pastille de combustible nucléaire pour absorber et piéger les produits de fission afin d'empêcher l'extraction des produits de fission dans des conditions de fonctionnement normal et d'améliorer les performances du combustible nucléaire en atténuant la PCI. De plus, les produits de fission hautement radioactifs, comme Cs et I, ayant une longue demi-vie ou une quantité de génération suffisamment importante pour affecter l'environnement peuvent être piégés dans la pastille dans des conditions d'accident, sans être libérés à l'extérieur.

SCREWLESS CONNECTING STRUCTURE AND A FRAME FOR EYEGLASS TEMPLES

La présente invention concerne une structure de liaison sans vis pour une monture (10) et des branches (40) de lunettes. Les lunettes sont assemblées principalement par une monture (10), deux blocs de liaison (20), deux éléments élastiques (30) et deux branches (40), les deux branches (40) étant reliées à une extrémité gauche et une extrémité droite de la monture (10) par les blocs de liaison (20), de telle sorte que les branches (40) et la monture (10) peuvent être reliées ensemble rapidement et de manière sûre sans blocage avec des vis.

NUCLEAR FUEL PELLET URANIUM DIOXIDE PIEGANT THE FISSION PRODUCTS HAVING MICROCELLS METAL AND METHOD OF MANUFACTURING THE SAME

Il est divulgué une pastille de combustible nucléaire à base de dioxyde d'uranium qui comprend des microcellules métalliques ayant simultanément une grande capacité de protection pour les produits de fission et une grande conductivité thermique, agencées dans la pastille de combustible nucléaire pour piéger les produits de fission, de manière à empêcher l'extraction des produits de fission dans des conditions de fonctionnement normal et à réduire la température d'un combustible nucléaire pour améliorer les performances du combustible nucléaire, uniquement pour empêcher l'extraction des produits de fission radioactifs dans l'environnement dans des conditions d'accident afin d'améliorer la stabilité de la pastille de combustible nucléaire. Sa méthode de fabrication est également divulguée.

PROCEEDED OF CORRECTION OF the SIGNAL Of a POSITION ENCODER Of CAMSHAFT

ZIRCONIUM ALLOY HAVING A COATING LAYER CONTAINING A MIXED LAYER FORMED ON ONE SURFACE AND METHOD FOR PREPARING SAME

La présente invention concerne un alliage de zirconium comportant une couche de revêtement comprenant une couche mixte formée sur une surface, et son procédé de préparation. Plus précisément, la couche mixte comprend un ou plusieurs matériaux résistant à l'oxydation à très haute température et matériaux parents d'alliage de zirconium, un gradient de compositions étant formé entre ces matériaux. La couche mixte à gradient de compositions permet d'éviter une oxydation à la fois à température élevée et normale et des endommagements physiques (craquelure ou cloquage). Le procédé de préparation de l'alliage de zirconium fait appel à une tête laser ou à un plateau se déplaçant selon trois axes et par rotation. Ainsi, des feuilles, des tubes ou des grilles d'espacement fréquemment courbées peuvent être revêtus, et l'épaisseur de la couche de revêtement peut être ajustée en régulant l'apport de particules de revêtement et la source de chaleur laser.

ZIRCONIUM ALLOY MAKING IT POSSIBLE TO IMPROVE the OXIDATION RESISTANCE HAS VERY HIGH TEMPERATURE AND ITS MANUFACTORING PROCESS.

L'invention concerne un alliage de zirconium à utiliser dans des ensembles combustible nucléaire, lequel confère une résistance accrue à l'oxydation et à la corrosion et également une liaison améliorée avec un matériau parent, car un matériau métallique pur tel que du silicium (Si) ou du chrome (Cr) revêt de façon uniforme la surface du matériau parent au moyen d'une projection au plasma. Du fait que le revêtement par projection au plasma utilisé pour revêtir le matériau métallique pur sur l'alliage de zirconium ne nécessite pas de matériel à vide et n'est également par limité en raison de la forme du produit revêtu, celui-ci est particulièrement utile lorsque l'on traite de façon uniforme la surface d'un composant tel qu'un tube long de 4 m ou un agencement de grille d'espacement qui est de forme très compliquée.

COMPOSITION OF POLISHING FOR ALLOY OF THE TYPE CHALCOGÉNURE

L'invention fournit une composition de polissage mécanochimique pour le polissage mécanochimique d'un substrat à alliage à changement de phase de type chalcogénure. La composition comprend en pourcent en poids, de l'eau, 0,1 à 30 d'abrasif silice colloïdale, au moins un agent de polissage choisi parmi 0,05 à 5 de composé halogéné, 0,05 à 5 d'acide phtalique, 0,05 à 5 d'anhydride phtalique et leurs mélanges. La composition de polissage mécanochimique a un pH de 2 à moins de 7.

Fluorhaltige Hohlfasermembran und Verfahren zu deren Herstellung

Verfahren zur Zuteilung eines gemeinsamen Paketkanals in einem CDMA-Kommunikationskanals

Zusammensetzung zur Herstellung eines organischen und isolierenden Filmes sowie der daraus hergestellte Film

Packet combining device and method for communication system using hybrid automatic repeat request

A packet combining device for a communication system using hybrid automatic repeat request (HARQ) includes: a HARQ buffer; a combiner configured to combine data which is previously received and stored in the HARQ buffer with newly-received data; and a channel decoder configured to attempt channel decoding by using the combined received data provided from the combiner and provide one or more of log likelihood ratios (LLRs) computed for a systematic bit and a parity bit of the combined received data to the combiner such that the one or more LLRs are combined with the data used for channel decoding.

Polymer blend composition and tunable actuators using the same

The present invention relates to one of energy conversion devices, actuator and a dielectric layer used in the actuator. The present invention provides a polymer blend composition capable of easily controlling the ability of converting electrical energy to mechanical energy, which is prepared by blending a piezoelectric polymer with a flexible elastomeric block copolymer showing an effective miscibility therewith, and a tunable actuator using the same.

Composition for treating chronic hepatitis b, containing clevudine and adefovir dipivoxil

The present invention relates to a composition for treating chronic hepatitis B, containing clevudine and adefovir dipivoxil. The combined formulation of the present invention maximizes the effect for treating diseases caused by infection of hepatitis B virus and shows a mutual inhibitory activity against a resistant virus compared with a single-component formulation.

Polymer particles having polymer brush and method of preparing the same

The present invention provides a method of preparing a polymer particle. More precisely, the invention provides a polymer particle having optimum impact strength and improved elastic recovery rate by forming the brush having softness on the surface of the monodisperse polymer particle by the anion dispersion polymerization using a conjugated diene monomer.

HOLOGRAPHIC DISPLAY DEVICE AND METHOD FOR GENERATING HOLOGRAM USING REDUNDANCY OF 3D VIDEO

A holographic display device and method of generating a hologram using redundancy of 3D video are disclosed. A storage unit stores the hologram of a previous 3D image frame. A control unit generates an update map indicating an update required 3D point among 3D points included in a current 3D image frame based on the current 3D image frame and the previous 3D image frame and modifies the update map to further include information indicating the update of a 3D point related to the update required. 1. A method of generating a hologram using redundancy of 3D video , the method comprising:generating an update map indicating an update required 3D point among 3D points contained in a current 3D image frame based on the current 3D image frame and a previous 3D image frame;modifying the update map to further contain information indicating an update of a 3D point related to the update required 3D point; andgenerating the hologram of the current 3D image frame based on the modified update map.2. The method of claim 1 , wherein the related 3D point comprises at least one of a 3D point causing a phantom image due to the update required 3D point and a 3D point blocked by the update required 3D point.3. The method of claim 1 , wherein the related 3D point is situated within a prescribed distance from the update required 3D point.5. The method of claim 1 , wherein the related 3D point is situated within a prescribed pixel distance from a position of the update required 3D point.6. The method of claim 5 , wherein the prescribed pixel distance is determined based on a value Q of a following Equation:{'br': None, 'i': Q', 'f/Zf', 'Zf−Zn', 'P, '=()*||*tan(arcsin(λ/(2)),'}where the f is a focal distance, the Zf is a depth value of a background of a 3D expression area, the Zn is a depth value of a foreground of the 3D expression area, the λ is a wavelength of light used for a playback of the hologram, and the P is a size of a pixel of a display panel.7. The method of claim 1 , wherein ...

Toner to develop electrostatic charge image, device to supply the same, and apparatus and method of forming image using the same

A toner to develop an electrostatic charge image, a toner supply device employing the toner, an apparatus to form an image employing the toner, and a method of forming an image using the toner are provided. The toner includes at least a binder resin, a colorant, and a releasing agent. By using the binder resin including a combination of a reduced molar weight binder resin, an increased molar weight binder resin, and the releasing agent having an effecdtive compatibility with the binder resin together, the toner has accurately-controlled dynamic viscoelastic properties represented by a loss tangent. The toner to develop an electrostatic charge image according to an embodiment has development stability, development lifetime, fixability, charging stability, gloss, an anti-offset property, and heat storage ability at predetermined levels or higher.

Window and display device including same

A window includes a first cover layer, a second cover layer, and a first adhesive part. The first cover layer includes a first non-folding area, a folding area, and a second non-folding area that are arranged in a first direction, and a plurality of first recessed portions recessed from a top surface of the folding area and extended in a second direction intersecting the first direction. The second cover layer is disposed on the first cover layer. The first adhesive part is disposed between the first cover layer and the second cover layer, and includes protrusions disposed in the plurality of first recessed portions of the first cover layer.

METHOD AND APPARATUS FOR PROCESSING MULTIVIEW VIDEO SIGNAL

The method for processing a multiview video signal according to the present invention acquires motion information generated by predictively coding a picture of a reference point, acquires motion information on a part of a block of the picture from among the motion information generated by predictively coding the picture of a non-reference point, and compresses the motion information acquired for every picture of the reference point and non-reference point and stores the compressed motion information. 1. A method for processing a multiview video signal , comprising:acquiring motion information generated by predictively coding a picture of a reference view;acquiring motion information on part of blocks of a picture of a non-reference view, from among motion information generated by predictively coding the picture of the non-reference view; andcompressing the motion information acquired for the picture of the reference view and the motion information acquired for the picture of the non-reference view and storing the compressed motion information.2. The method according to claim 1 , wherein each of the pictures is composed of 8M*8M blocks (M being a natural number) claim 1 ,wherein the acquiring of the motion information on part of blocks of the picture of the non-reference view comprises:determining 2M*2M blocks for every 4M*4M blocks in the picture of the non-reference view; andacquiring motion information on the determined 2M*2M blocks as representative motion information of the 4M*4M blocks.3. The method according to claim 2 , wherein the determining of the 2M*2M blocks comprises selecting upper left 2M*2M blocks in the 4M*4M blocks.4. The method according to claim 2 , wherein the compressing and storing of the motion information comprises:determining 2M*2M blocks for each of the picture of the reference view and the picture of the non-reference view; andstoring motion information on the determined 2M*2M blocks from among the acquired motion information.5. The ...

ORGANIC LIGHT-EMITTING DEVICE

An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer and an intermediate layer disposed between the first electrode and the emission layer, wherein the intermediate layer directly contacts the emission layer, and wherein the intermediate layer includes a first hole transport material, wherein the emission layer includes a host and a dopant, wherein the dopant is an organometallic compound, provided that the dopant does not comprise iridium, and wherein the organic light-emitting device satisfies certain parameters described in the specification. 1. An organic light-emitting device comprising:a first electrode;a second electrode facing the first electrode; andan organic layer disposed between the first electrode and the second electrode,whereinthe organic layer comprises an emission layer, and an intermediate layer disposed between the first electrode and the emission layer,the intermediate layer directly contacts the emission layer and comprises a first hole transport material,the emission layer comprises a host and a dopant,the dopant is an organometallic compound, provided that the dopant does not comprise iridium, andthe organic light-emitting device satisfies a condition of HOMO(h1)−HOMO(host)<0 electron volts,wherein HOMO(h1) indicates the highest occupied molecular orbital (HOMO) energy level (expressed in electron volts) of the first hole transport material,i) when the host consists of a single host, the HOMO(host) indicates a HOMO energy level (expressed in electron volts) of the single host and ii) when the host is a mixture of two or more different hosts, the HOMO(host) indicates the highest energy level among HOMO energy levels (expressed in electron volts) of the two or more different hosts, andHOMO(h1) and HOMO(host) are measured by using a photoelectron ...

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1A: 2. The organometallic compound of claim 1 , wherein CYto CYare each independently selected from a) a 6-membered ring claim 1 , b) a condensed ring having two or more 6-membered rings that are condensed to each other claim 1 , and c) a condensed ring having two or more 6-membered rings and one 5-membered ring that are condensed to each other claim 1 ,wherein the 6-membered ring is selected from a cyclohexane group, cyclohexene group, an adamantane group, a norbornane group, a norbornene group, a benzene group, a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, and a triazine group, andthe 5-membered ring is selected from a cyclopentane group, a cyclopentene group, a cyclopentadiene group, a furan group, a thiophene group, a silole group, a pyrrole group, a pyrazole group, an imidazole group, a triazole group, an oxazole group, an isoxazole group, a thiazole group, an isothiazole group, an oxadiazole group, and a thiadiazole group.3. The organometallic compound of claim 1 , wherein CYto CYare each independently selected from a benzene group claim 1 , a naphthalene group claim 1 , an anthracene group claim 1 , a phenanthrene group claim 1 , a triphenylene group claim 1 , a pyrene group claim 1 , a chrysene group claim 1 , a cyclopentadiene group claim 1 , a 1 claim 1 ,2 claim 1 ,3 claim 1 ,4-tetrahydronaphthalene group claim 1 , a fluorene group claim 1 , a carbazole group claim 1 , a dibenzofuran group claim 1 , a dibenzothiophene group claim 1 , a dibenzosilole group claim 1 , an azafluorene group claim 1 , an azacarbazole group claim 1 , an azadibenzofuran group claim 1 , an azadibenzothiophene group claim 1 , an azadibenzosilole group claim 1 , a pyridine group claim 1 , a pyrimidine group claim 1 , a pyrazine group claim 1 , a pyridazine group claim 1 , a triazine group claim 1 , a quinoline group claim 1 , an isoquinoline group claim 1 , a quinoxaline group claim 1 , a quinazoline ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL BY APPLYING SECONDARY TRANSFORM TO PARTITIONED BLOCK

The present disclosure provides a method for reconstructing a video signal, which includes: obtaining a transform coefficient block by performing an entropy decoding and a dequantization for a current block; deriving a secondary transform corresponding to a specific area in the transform coefficient block, wherein the specific area represents an area including a top-left block of the transform coefficient block; performing an inverse secondary transform for each of subblocks within the specific area using the secondary transform; performing an inverse primary transform for a block which the inverse secondary transform is applied to; and reconstructing the current block using a block which the primary inverse transform is applied to. 1. A method for reconstructing a video signal , the method comprising:obtaining a transform coefficient block by performing an entropy decoding and a dequantization for a current block;deriving a secondary transform corresponding to a specific area in the transform coefficient block, wherein the specific area represents an area including a top-left block of the transform coefficient block;performing an inverse secondary transform for each of subblocks within the specific area using the secondary transform;performing an inverse primary transform for a block which the inverse secondary transform is applied to; andreconstructing the current block using a block which the primary inverse transform is applied to.2. The method of claim 1 , wherein the specific area is divided into 4×4 subblocks claim 1 , andwherein the inverse secondary transform is performed for each of the 4×4 subblocks.3. The method of claim 2 , wherein the same 4×4 secondary transform is applied or different 4×4 secondary transforms are applied to the 4×4 subblocks based on at least one of locations or prediction modes of the subblocks.4. The method of claim 2 , wherein whether the specific area is divided into 4×4 subblocks is determined based on a size of the transform ...

METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL BY USING REDUCED SECONDARY TRANSFORM

The present disclosure provides a method of reconstructing a video signal based on a reduced secondary transform, which includes: obtaining a secondary transform index from the video signal; deriving a secondary transform corresponding to the secondary transform index, wherein the secondary transform represents a reduced secondary transform, and the reduced secondary transform represents a transform outputting L (L Подробнее

Pharmaceutical composition for preventing and treating glaucoma, containing adenosine derivative

A pharmaceutical composition for preventing or treating eye diseases and an oral administration agent for preventing or treating eye diseases are provided. The pharmaceutical composition for preventing or treating eye diseases comprises the compound represented by Chemical Formula 1 or a pharmaceutically acceptable salt thereof as an active ingredient.

METHOD FOR ENCODING/DECODING IMAGE ON BASIS OF POLYGON UNIT AND APPARATUS THEREFOR

The present invention relates to a method for encoding/decoding a still image or a video based on a polygon unit and an apparatus for supporting the same. Particularly, a method for encoding an image based on a polygon unit may include partitioning an input image by a unit of block, determining a position of at least one point within the block, determining a position of at least one point in each side of the block, partitioning the block into at least one polygon unit using a vertex of the block, at least two points among the points determined in the side of the block, and a point determined within the block and coding the input image by a unit of the polygon unit. 1. A method for encoding an image based on a polygon unit , comprising:partitioning an input image by a unit of block;determining a position of at least one point within the block;determining a position of at least one point in each side of the block;partitioning the block into at least one polygon unit using a vertex of the block, at least two points among the points determined in the side of the block, and a point determined within the block; andcoding the input image by a unit of the polygon unit.2. The method of claim 1 , wherein the point within the block or the point in each side of the block is determined as a point where rate-distortion cost is minimum.3. The method of claim 1 , wherein a position of the point within the block is determined to be a center point of the block.4. The method of claim 1 , wherein a position of the point in each side of the block is determined to be a position where a gradient in each side is a greatest.5. The method of claim 1 , further comprising generating a single polygon unit by merging adjacent polygon units among the partitioned at least one polygon unit.6. The method of claim 1 , further comprising partitioning the block in a Quad-tree structure.7. The method of claim 6 , further comprising determining whether the block is partitioned in the Quad-tree structure ...

BDPCM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR

An image decoding method according to the present document comprises the steps of: deriving a quantized transform coefficient for a current block on the basis of BDPCM; deriving a transform coefficient by performing dequantization on the quantized transform coefficient; and deriving a residual sample on the basis of the transform coefficient, wherein, when the BDPCM is applied to the current block, inverse non-separable transform is not applied to the transform coefficient. 115-. (canceled)16. An image decoding method performed by a decoding apparatus , the method comprising:deriving quantized transform coefficients for a current block based on a BDPCM (Block-based Delta Pulse Code Modulation);deriving transform coefficients by performing a dequantization on the quantized transform coefficients; andderiving residual samples based on the transform coefficients;wherein based on the BDPCM being applied to the current block, an inverse non-separable transform is not applied to the transform coefficients.17. The image decoding method of claim 16 , wherein when the BDPCM is applied to the current block claim 16 , the value of the transform index for the inverse non-separable transform that is applied to the current block is inferred to be 0.18. The image decoding method of claim 17 , wherein when the BDPCM is applied to the current block claim 17 , the value of a transform skip flag indicating whether a transform is skipped in the current block is inferred to be 0.19. The image decoding method of claim 16 , wherein the BDPCM is individually applied to a luma block of the current block or a chroma block of the current block claim 16 ,wherein when the BDPCM is applied to the luma block, the transform index for the luma block is not received, andwherein when the BDPCM is applied to the chroma block, the transform index for the chroma block is not received.20. The image decoding method of claim 16 , wherein when the width of the current block is less than or equal to a first ...

TRANSFORM IN INTRA PREDICTION-BASED IMAGE CODING

An image decoding method according to the present document comprises the steps of: acquiring prediction-related information and residual-related information for a current block; deriving transform coefficients for the current block on the basis of the residual-related information; and generating residual samples of the current block on the basis of the transform coefficients, wherein the residual-related information includes low-frequency non-separable transform (LFNST) index information indicating information relating to non-separable transform for a low-frequency transform coefficient of the current block on the basis of a matrix-based intra prediction (MIP) flag. 1. An image decoding method performed by a decoding apparatus , the method comprising:obtaining prediction related information and residual related information for a current block from a bitstream;deriving transform coefficients for the current block based on the residual related information; andgenerating residual samples of the current block based on the transform coefficients,wherein the residual related information includes low frequency non-separable transform (LFNST) index information related to one of transform kernels in an LFNST transform set for the current block based on an enabled flag for LFNST and a matrix based intra prediction (MIP) flag,wherein generating the residual samples comprises:deriving modified transform coefficients from the transform coefficients based on the LFNST index information; andgenerating the residual samples based on the modified transform coefficients,wherein the MIP flag represents whether MIP is applied to the current block, andwherein the MIP flag is included in the prediction related information.2. The image decoding method of claim 1 , wherein the residual related information includes the LFNST index information based on the enabled flag representing that the LFNST is enabled and the MIP flag representing that the MIP is not applied.3. The image decoding method ...

METHOD AND APPARATUS FOR PERFORMING LOW-COMPLEXITY OPERATION OF TRANSFORM KERNEL FOR VIDEO COMPRESSION

The present disclosure provides a method for reconstructing a video signal based on low-complexity transform implementation including obtaining a transform index of a current block from the video signal, wherein the transform index corresponds to any one of a plurality of transform combinations including a combination of DST4 and/or DCT4; deriving a transform combination corresponding to the transform index, wherein the transform combination includes a horizontal transform and a vertical transform, and wherein the horizontal transform and the vertical transform correspond to at least one of the DST4 or the DCT4; performing an inverse transform in a vertical direction with respect to the current block by using the DST4; performing an inverse transform in a horizontal direction with respect to the current block by using the DCT4; and reconstructing the video signal by using the current block which the inverse transform is performed. 1. A method for reconstructing a video signal based on low-complexity transform execution , comprising:obtaining a transform index of a current block from the video signal, wherein the transform index corresponds to any one of a plurality of transform combinations including a combination of DST4 and/or DCT4;deriving a transform combination corresponding to the transform index, wherein the transform combination includes a horizontal transform and a vertical transform, and wherein the horizontal transform and the vertical transform correspond to at least one of the DST4 or the DCT4;performing an inverse transform in a vertical direction with respect to the current block by using the DST4;performing an inverse transform in a horizontal direction with respect to the current block by using the DCT4; andreconstructing the video signal by using the current block which the inverse transform is performed.2. The method of claim 1 , wherein the DST4 and/or the DCT4 are/is executed by using a forward DCT2 or an inverse DCT2.4. The method of claim 1 , ...

TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR

An image decoding method according to the present document comprises a step for deriving a residual sample, wherein the step for deriving the residual sample comprises the steps of: deriving a zero out block for a current block; deriving a context model for last significant coefficient location information on the basis of the width or height of the current block; deriving a value of a last significant coefficient location on the basis of the context model; and deriving the last significant coefficient location on the basis of a value of the last significant coefficient location information and the width or height of the zero out block. 1. An image decoding method performed by a decoding apparatus , the method comprising:receiving a bitstream comprising residual information;deriving transform coefficients for a current block based on the residual information;deriving residual samples for the current block based on the transform coefficients; andgenerating a reconstructed picture based on the residual samples,wherein the residual information comprises last significant coefficient position information, andwherein the deriving of the residual samples comprises:deriving a zero-out block for the current block;deriving a context model for the last significant coefficient position information based on a width or a height of the current block;deriving a value of the last significant coefficient position information based on the context model; andderiving a last significant coefficient position based on the value of the last significant coefficient position information and a width or a height of the zero-out block.2. The image decoding method of claim 1 , wherein the width of the zero-out block is smaller than the width of the current block.3. The image decoding method of claim 1 , wherein the height of the zero-out block is smaller than the height of the current block.4. The image decoding method of claim 1 , wherein the last significant coefficient position information ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL ON BASIS OF SECONDARY TRANSFORM

Disclosed is a method for decoding a video signal, including: generating a dequantized transform block by performing dequantization for a current block; acquiring an intra prediction mode of the current block; determining a secondary transform set applied to the current block among a plurality of secondary transform sets based on the intra prediction mode; deriving a transform kernel applied to the current block in the determined secondary transform set; and performing secondary transform for a top left specific area of the dequantized transform block by using the derived transform kernel, in which the plurality of secondary transform sets may include at least one mixed secondary transform set. 110.-. (canceled)11. A method for decoding a video signal , comprising:acquiring an intra prediction mode of a current block;obtaining dequantized transform coefficients for the current block;determining a secondary transform set applied to the current block among a plurality of secondary transform sets based on the intra prediction mode;acquiring a secondary transform index specifying a transform kernel in the secondary transform set;applying the transform kernel to the dequantized transform coefficients to generate secondary inverse-transformed coefficients; andperforming primary inverse-transform for the secondary inverse-transformed coefficients to generate residual samples of the current block,wherein the secondary transform index is binarized in a truncated unary scheme based on a number of available transform kernels in the secondary transform set.12. The method of claim 11 , wherein each of the plurality of secondary transform sets includes two transform kernels.13. The method of claim 11 , wherein the plurality of secondary transform sets include at least one mixed secondary transform set.14. The method of claim 13 , wherein the mixed secondary transform set includes at least one 8×8 transform kernel applied to an 8×8 size area and at least one 4×4 transform kernel ...

IMAGE CODING USING TRANSFORM INDEX

An image decoding method according to the present document comprises the steps of: receiving image information including residual information for a current block; and generating residual samples of the current block on the basis of the residual information, wherein the residual information includes information on transform coefficients of the current block, and the residual samples are generated from the information on the transform coefficients on the basis of low-frequency non-separable transform (LFNST) index information. 1. An image decoding method performed by a decoding apparatus , the method comprising:receiving image information including residual information for a current block;deriving prediction samples of the current block based on intra prediction;generating residual samples of the current block based on the residual information; andgenerating reconstructed samples for the current block based on the prediction samples and the residual samples,wherein the image information includes intra prediction type information for the current block,the intra prediction type information includes a matrix based intra prediction (MIP) flag representing whether MIP is applied to the current block,based on an intra mode being applied to the current block and the MIP flag representing that the MIP is not applied, the image information includes low frequency non-separable transform (LFNST) index information related to one of transform kernels in an LFNST transform set for the current block,the residual information includes information on quantized transform coefficients of the current block, andthe residual samples are generated based on the information on the quantized transform coefficients by using the LFNST index information.2. The image decoding method of claim 1 , wherein the LFNST index information comprises an LFNST flag representing whether a non-separable transform for low-frequency transform coefficients of the current block is applied claim 1 , and a transform ...

IMAGE CODING METHOD ON BASIS OF TRANSFORMATION AND DEVICE THEREFOR

An image decoding method performed by means of a decoding device according to the present invention comprises the steps of: deriving quantized transform coefficients with respect to a target block from a bitstream; performing inverse quantization with respect to the quantized transform coefficients with respect to the target block and deriving transform coefficients; deriving residual samples with respect to the target block on the basis of reduced inverse transform with respect to the transform coefficients; and generating a reconstructed picture on the basis of the residual samples with respect to the target block and prediction samples with respect to the target block. The reduced inverse transform is performed on the basis of a reduced inverse transform matrix. The reduced inverse transform matrix is a non-square matrix of which the number of columns is smaller than the number of rows. 1. An image decoding method performed by a decoding apparatus , the method comprising:obtaining information on quantized transform coefficients from a bitstream;deriving quantized transform coefficients for a target block based on the information on the quantized transform coefficients;deriving transform coefficients by performing dequantization for the quantized transform coefficients for the target block;performing an inverse transform for the transform coefficients based on an inverse transform matrix;deriving residual samples for the target block based on a result of the inverse transform; andgenerating a reconstructed picture based on (i) the residual samples for the target block and (ii) prediction samples for the target block,wherein a size of the target block is K×K, where K is a positive integer,wherein an area to which the inverse transform is applied is included in a region of size M×M, where M is a positive integer less than K, andwherein based on a number of input elements in the area to which the inverse transform is applied being R, a size of the inverse transform ...

ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , whereinM is platinum, palladium, copper, silver, gold, rhodium, iridium, ruthenium, osmium, titanium, zirconium, hafnium, europium, terbium, or thulium.3. The organometallic compound of claim 1 , whereinM is Ru or Os.4. The organometallic compound of claim 1 , wherein{'sub': 12', '13', '13, 'Xis N and Xis C(R), or'}{'sub': 12', '12', '13, 'Xis C(R) and Xis N.'}5. The organometallic compound of claim 1 , wherein{'sub': 12', '13', '13, 'Xis N and Xis C(R).'}8. The organometallic compound of claim 1 , wherein{'sub': '11', 'Ris{'sub': 5', '1', '20', '1', '20, 'hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazino group, a hydrazono group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, —SF, C-Calkyl group, or a C-Calkoxy group;'}{'sub': 1', '20', '1', '20', '3', '2', '2', '3', '2', '2', '1', '10, 'a C-Calkyl group or a C-Calkoxy group, each substituted with at least one deuterium, —F, —Cl, —Br, —I, —CD, —CDH, —CDH, —CF, —CFH, —CFH, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazino group, a hydrazono group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C-Calkyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantyl group, a norbornyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a naphthyl group, a pyridinyl group, a pyrimidinyl group, or any combination thereof;'}a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantyl group, a norbornyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, ...

METHOD AND DEVICE FOR DESIGNING LOW-COMPLEXITY CALCULATION DST7

Reconstructing a video signal based on low-complexity DST7 design including obtaining a transform index of a current block from the video signal and deriving a transform combination corresponding to the transform index. The transform index corresponds to any one of a plurality of transform combinations including a combination of DST7 and/or DCT8, and the transform combination includes horizontal and vertical transforms that correspond to at least one of the DST7 or the DCT8. The reconstruction also includes performing an inverse transform in a vertical direction by using the DST7, performing an inverse transform in a horizontal direction by using the DCT8, and reconstructing the video signal by using the current block on which the inverse transform is performed. The DST7 includes Discrete Fourier Transform (DFT) and has a different type of DFT structure based on a size of the current block. 1. A method for reconstructing a video signal based on low-complexity DST7 design , comprising:obtaining a transform index of a current block from the video signal, wherein the transform index corresponds to any one of a plurality of transform combinations including a combination of DST7 and/or DCT8;deriving a transform combination corresponding to the transform index, wherein the transform combination includes a horizontal transform and a vertical transform, and wherein the horizontal transform and the vertical transform correspond to at least one of the DST7 or the DCT8;performing an inverse transform in a vertical direction with respect to the current block by using the DST7;performing an inverse transform in a horizontal direction with respect to the current block by using the DCT8; andreconstructing the video signal by using the current block which the inverse transform is performed,wherein the DST7 includes Discrete Fourier Transform (DFT) and has a different type of DFT structure based on a size of the current block.2. The method of claim 1 , when the current block is 16× ...

TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR

An image decoding method according to the present document comprises a step for performing inverse first-order transform and inverse non-separable transform on a residual sample. The inverse non-separable transform is performed on the basis of a transform index indicating a predetermined transform kernel matrix, the inverse first-order transform is performed on the basis of a multiple transform selection (MTS) index indicating MTS for a horizontal transform kernel and a vertical transform kernel, and a syntax element bin string for the transform index is derived on the basis of first context information when a tree type for a split structure of a target block is not a single tree type and is derived on the basis of second context information when the tree type is the single tree type. 115-. (canceled)16. An image decoding method performed by a decoding apparatus , the method comprising:receiving a bitstream comprising residual information;deriving transform coefficients for a target block based on the residual information;deriving modified transform coefficients based on an inverse non-separable transform of the transform coefficients;deriving residual samples for the target block based on an inverse primary transform of the modified transform coefficients; andgenerating a reconstructed picture based on the residual samples for the target block,wherein the inverse non-separable transform is performed based on a transform index indicating a predetermined transform kernel matrix,wherein the inverse primary transform is performed based on a multiple transform selection (MTS) index indicating an MTS of a horizontal transform kernel and a vertical transform kernel, andwherein based on a tree type of a partition structure of the target block being not a single tree type, a syntax element bin string of the transform index is derived based on first context information, and based on the tree type being the single tree type, the syntax element bin string of the transform ...

VIDEO CODING METHOD ON BASIS OF SECONDARY TRANSFORM, AND DEVICE THEREFOR

A video transform method includes: receiving a quantized transform coefficient for a target block and a transform index for a non-separated secondary transform; inverse-quantizing the quantized transform coefficient; deriving an input transform coefficient size indicating the length of the inverse-quantized transform coefficient to which the non-separated secondary transform has been applied, an output transform coefficient size indicating the length of a modified transform coefficient to which the non-separated secondary transform has been applied, and a transform set mapped to the intra mode of the target block, when the transform index does not indicate that the non-separated secondary transform is not performed; and deriving the modified transform coefficient on the basis of a matrix operation on a transform kernel matrix in the transform set indicated by the transform index, and a transform coefficient list corresponding to the input transform coefficient size. 1. An image transform method performed by a decoding apparatus , the method comprising:receiving quantized transform coefficients for a target block and a transform index for a non-separable secondary transform;dequantizing the quantized transform coefficients;deriving an input transform coefficient size related to a length of the dequantized transform coefficients to which the non-separable secondary transform is applied, an output transform coefficient size related to a length of modified transform coefficients to which the non-separable secondary transform has been applied, and a transform set mapped to an intra mode for the target block based on the transform index not indicating that the non-separable secondary transform is not performed; andderiving the modified transform coefficients based on a matrix operation of a transform kernel matrix in the transform set indicated by the transform index and a transform coefficient list corresponding to the input transform coefficient size.2. The image ...

METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL

The present invention encodes a warp map by using a video codec such as a multi-view texture image by a warp converter, and decodes a warp map by using a video codec such as a multi-view texture image by using a warp inverter. The present invention may incur less additional costs because it does not use a dedicated warp map coder. In addition, the present invention may convert a warp map by using a warp map converter and send the converted map to an encoder and invert decoded warp map information by using a warp map inverter so that the warp map is encoded and decoded by using a video codec such as a multi-view texture image. In addition, it is possible to increase compatibility by enabling various kinds of supplementary data to be used. In addition, it is possible to increase technique compatibility by simply applying a warp map scheme to a 3D video coding technique using a depth map. 1. A video encoding apparatus , comprising:a warp calculator for generating a warp map from a multiview texture image;a warp converter for converting the warp map into a warp residual; anda multiview video encoder for encoding the multiview texture image and the warp residual.2. The video encoding apparatus according to claim 1 , wherein the warp converter further comprises a linear predictor for generating a predicted value using the width of the multiview text image and the width of the warp map and generating the warp residual using the warp map and the predicted value.3. The video encoding apparatus according to claim 1 , wherein the warp residual includes at least one of a maximum value claim 1 , a minimum value and residual precision claim 1 ,wherein the warp converter further comprises a residual quantizer for converting the warp residual into an integer using at least one of the maximum value, minimum value and residual precision.4. A video decoding apparatus claim 1 , comprising:a multiview video decoder for receiving a bitstream including a warp residual and a multiview ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL USING GRAPH-BASED TRANSFORM

The present invention provides a method of decoding a video signal using graph-based transform comprising the steps: extracting prediction unit partition information of a current coding unit from the video signal; obtaining a graph-based transform kernel from predetermined table information based on the prediction unit partition information; and performing an inverse-transform of a transform unit using the graph-based transform kernel, wherein the graph-based transform kernel corresponds to at least one of the prediction unit partition information and an edge weight, and the edge weight is a predetermined value representing a correlation between pixels. 1. A method of decoding a video signal using graph-based transform , comprising:extracting prediction unit partition information of a current coding unit from the video signal;obtaining a graph-based transform kernel from predetermined table information based on the prediction unit partition information; andperforming an inverse-transform of a transform unit using the graph-based transform kernel,wherein the graph-based transform kernel corresponds to at least one of the prediction unit partition information and an edge weight, and the edge weight is a predetermined value representing a correlation between pixels.2. The method of claim 1 , wherein the edge weight has a relatively small value at a division boundary of a prediction unit.3. The method of claim 2 , wherein different transform types are applied to a first transform unit overlapped with the division boundary and a second transform unit not overlapped with the division boundary claim 2 , when the current coding unit is configured with a plurality of transform units.4. A method of encoding a video signal using graph-based transform claim 2 , the method comprising:calculating an edge weight within a graph corresponding to a coding unit, wherein the edge weight is a value representing a correlation between pixels;generating separately graph-based transform ...

POLYGON UNIT-BASED IMAGE PROCESSING METHOD, AND DEVICE FOR SAME

A polygon unit-based image processing method, and a device for the same are disclosed. Specifically, a method for decoding an image on the basis of a polygon unit can comprise the steps of: deriving a motion vector predictor for a polygon apex forming the polygon unit; deriving a motion vector for the polygon apex on the basis of a motion vector difference for the polygon apex and the motion vector predictor; and deriving a prediction sample for the polygon unit from a division unit, which is specified by the motion vector, in a reference picture. 1. A method of decoding an image based on a polygon unit , the method comprising:deriving a motion vector predictor for a polygon vertex forming the polygon unit;deriving a motion vector of the polygon vertex based on a motion vector difference for the polygon vertex and the motion vector predictor; andderiving a prediction sample of the polygon unit from a partition unit specified by the motion vector within a reference picture.2. The method of claim 1 , wherein the prediction sample is determined to be a corresponding sample value within the partition unit using affine transform.3. The method of claim 1 , wherein:a candidate list of the motion vector predictor comprises a motion vector of a block neighboring the polygon vertex and/or a motion vector of a polygon vertex neighboring the polygon vertex, andthe motion vector predictor is derived from the candidate list of the motion vector predictor.4. The method of claim 3 , wherein the candidate list of the motion vector predictor is configured based on a decoding order of a polygon vertex forming the polygon unit.5. The method of claim 1 , wherein after a motion vector for four vertexes corresponding to corners of a processing block comprising the polygon unit is derived claim 1 , a motion vector for remaining polygon vertexes of the processing block is derived.6. The method of claim 1 , wherein a motion vector of a polygon vertex of a processing block comprising the ...

METHOD AND APPARATUS FOR PROCESSING IMAGE SIGNAL

Embodiments of the present invention provide a method and apparatus for processing a video signal. A method for decoding an image signal according to an embodiment of the present invention comprises the steps of: for a current block having a width and a height different from each other, determining a modified intra prediction mode from an intra prediction mode, on the basis of a ratio between the width and the height of the current block and the intra prediction mode; determining an inverse non-separable transform set on the basis of the modified intra prediction mode; and applying an inverse non-separable transform matrix selected from the inverse non-separable transform set with respect to the top-left region of the current block, which is determined according to the width and the height of the current block. 114-. (canceled)15. A method for decoding an image signal , comprising:determining a modified intra prediction mode of a current block having a different width and height from an intra prediction mode, based on a ratio between the width and height of the current block and the intra prediction mode;obtaining prediction samples of the current block based on the modified intra prediction mode;determining an inverse non-separable transform set based on the modified intra prediction mode;applying an inverse non-separable transform matrix selected from the inverse non-separable transform set, to a top-left region of the current block determined based on the width and height of the current block;obtaining residual samples for the current block; andreconstructing the image signal based on the residual samples,wherein determining the inverse non-separable transform set comprises determining an index of the inverse non-separable transform set related to the modified intra prediction mode,wherein based on that the modified intra prediction mode is greater than or equal to 0 and smaller than or equal to 1, the index is determined as a first index value,wherein based on ...

METHOD AND APPARATUS FOR PROCESSING IMAGE SIGNAL

Embodiments of the present disclosure provide a method and device for processing a video signal. A method for decoding an image signal according to an embodiment of the present disclosure comprises the steps of: determining a non-separable transform set index indicating a non-separable transform set used for a non-separable transform of a current block from among non-separable transform sets predefined on the basis of an intra-prediction mode of the current block; determining. as a non-separable transform matrix, a transform kernel indicated by a non-separable transform index for the current block from among transform kernels included in the non-separable transform set indicated by the non-separable transform set index; and applying the non-separable transform matrix to an upper left region which of the current block, which is determined according to the width and height of the current block, wherein each of the predefined non-separable transform sets includes two transform kernels. 114-. (canceled)15. A method for decoding an image signal by an apparatus , comprising:determining a non-separable transform set index indicating a non-separable transform set for a current block, based on an intra prediction mode of the current block, among predetermined non-separable transform sets;determining a transform kernel included in the non-separable transform set as a non-separable transform matrix for the current block;applying the non-separable transform matrix for the current block to a top-left region of the current block, the top-left region being determined based on a width and a height of the current block; andperforming primary inverse transform on the top-left region to which the non-separable transform matrix is applied,wherein the non-separable transform set index has one index value among 4 index values, according to an intra prediction mode range to which the intra prediction mode of the current block belong,wherein the transform kernel for the current block is ...

IMAGE ENCODING/DECODING METHOD AND DEVICE FOR PERFORMING MIP AND LFNST, AND METHOD FOR TRANSMITTING BITSTREAM

An image encoding/decoding method and apparatus are provided. An image decoding method according to the present disclosure may comprise generating a prediction block by performing intra prediction with respect to a current block, generating a residual block by performing inverse transform with respect to a transform coefficient of the current block, and reconstructing the current block based on the prediction block and the residual block. The inverse transform may comprise inverse primary transform and inverse secondary transform, and the inverse secondary transform may be performed based on whether intra prediction for the current block is matrix based intra prediction (MIP). 1. An image decoding method performed by an image decoding apparatus , the image decoding method comprising:generating a prediction block by performing intra prediction with respect to a current block;generating a residual block by performing inverse transform with respect to a transform coefficient of the current block; andreconstructing the current block based on the prediction block and the residual block,wherein the inverse transform comprises inverse primary transform and inverse secondary transform, and the inverse secondary transform is performed based on whether intra prediction for the current block is matrix based intra prediction (MIP).2. The image decoding method of claim 1 , wherein the inverse secondary transform is performed only upon determining that inverse secondary transform is performed with respect to the transform coefficient.3. The image decoding method of claim 2 , wherein the determination as to whether inverse secondary transform is performed with respect to the transform coefficient is performed based on information signaled through a bitstream.4. The image decoding method of claim 1 , wherein the inverse secondary transform comprises:determining a transform set of inverse secondary transform based on an intra prediction mode of the current block;selecting one of a ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNALS

The method for processing video signals according to the present invention determines a motion vector list including at least one of spatial motion vectors, temporal motion vectors, and variation vectors as motion vector candidates of a target block, extracts motion vector identifying information which specifies the motion vector candidates used as the predicted motion vectors of the target block, determines the motion vector candidates corresponding to the motion vector identifying information as the predicted motion vectors of the target block, and performs motion compensation on the basis of the predicted motion vectors. The present invention enables accurate motion vector prediction by forming motion vector candidates and induces motion vectors of a target block therefrom, and can enhance coding efficiency by reducing the amount of transmitted residual data. 1. A video signal processing method , comprising:a step of acquiring a variation vector of a target block; herein, the variation vector signifies a difference between a position of the target block belonging to a current view and a position of a reference block belonging to a neighboring view;a step of deciding a motion vector list respective to the target block; herein, the motion vector list is configured of motion vector candidates for a predicted motion vector of the target block, and the motion vector candidates include at least one of a spatial motion vector, a temporal motion vector, and the variation vector;a step of extracting motion vector identification information respective to the target block from a bitstream; herein, the motion vector identification information corresponds to information specifying a motion vector candidate within the motion vector list, the specified motion vector candidate being used as a predicted vector of the target block;a step of determining a motion vector candidate corresponding to the motion vector identification information as a predicted motion vector of the target ...

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , wherein{'sub': 1', '10', '7, 'Rto Rand Aare each independently{'sub': 5', '1', '20', '1', '20, 'hydrogen, deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, —SF, a C-Calkyl group, or a C-Calkoxy group;'}{'sub': 1', '20', '1', '20', '3', '2', '2', '3', '2', '2', '1', '10', '1', '20', '1', '20, 'a C-Calkyl group or a C-Calkoxy group, each substituted with deuterium, —F, —Cl, —Br, —I, —CD, —CDH, —CDH, —CF, —CFH, —CFH, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C-Calkyl group, a C-Calkoxy group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cycloctyl group, an adamantanyl group, a norbornanyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a bicyclo[1.1.1]pentyl group, a bicyclo[2.1.1]hexyl group, a bicyclo[2.2.1]heptyl group, a bicyclo[2.2.2]octyl group, a phenyl group, a (C-Calkyl)phenyl group, a biphenyl group, a terphenyl group, a naphthyl group, a pyridinyl group, a pyrimidinyl group, or a combination thereof;'}{'sub': 1', '20', '3', '2', '2', '3', '2', '2', '1', '10', '1', '20', '1', '20, 'a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cycloctyl group, an adamantanyl group, a norbornanyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a bicyclo[1.1.1]pentyl group, a bicyclo[2.1.1]hexyl group, a bicyclo[2.2.1]heptyl group, a bicyclo[2.2.2]octyl group, a phenyl group, a (C-Calkyl)phenyl group, a biphenyl group, a ...

Wireless charging method and apparatus thereof

An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.

Mesenchymal Stem Cell-Hydrogel-Biodegradable or Mesenchymal Stem Cell-Hydrogel-Undegradable Support Composition for Skin Regeneration or Wound Healing

The present invention relates to a composition comprising mesenchymal stem cell-hydrogel-biodegradable support or mesenchymal stem cell-hydrogel-undegradable support, a sheet comprising the composition and a method for the preparation thereof. By using the sheet comprising the adipose-derived mesenchymal stem cell-hydrogel biodegradable or undegradable support, stem cells of high activity may be applied directly to the wound without isolation process using protease. The sheet has extracellular matrices such as collagen, laminin, fibronectin and elastin secreted by stem cells in the culture stage and included completely in the hydrogel, and therefore it has superior skin regeneration and wound healing effects compared with conventional pharmaceutical preparations and shortens therapeutic period.

METHOD FOR PROCESSING VIDEO SIGNAL AND DEVICE THEREFOR

The present invention relates to a method and a device for decoding a bitstream for a video signal, the method comprising the steps of: determining whether at least one neighboring block adjacent to a current block is divided into a plurality of coding blocks within a picture including the current block; if the at least one neighboring block is not divided, obtaining, from the bitstream, flag information indicating whether parameter information for the current block is induced from one of the at least one neighboring block, and inducing the parameter information for the current block from a specific neighboring block among the at least one neighboring block, on the basis of the flag information; obtaining the parameter information for the current block from the bitstream if all of the at least one neighboring block is divided; and decoding the current block on the basis of the parameter information for the current block. 1. A method of decoding a bitstream for a video signal by a decoding apparatus , the method comprising:determining whether at least one neighbor block adjacent to a current block within a picture including the current block is partitioned into a plurality of coding blocks, the at least one neighbor block including a left neighbor block and an upper neighbor block adjacent to the current block;when the at least one neighbor block is not partitioned, obtaining flag information from the bitstream, the flag information indicating whether parameter information for the current block is derived from one of the at least one neighbor block, andwhen the flag information indicates that the parameter information for the current block is derived from the at least one neighbor block, deriving the parameter information for the current block from a specific one of the at least one neighbor block;when all of the at least one neighbor block is partitioned, obtaining the parameter information for the current block from the bitstream; anddecoding the current block ...

METHOD OF PROCESSING VIDEO SIGNALS

According to the present invention, a method of processing a video signal includes the steps of: receiving the depth data corresponding to a given block containing present pixels; determining a variation of the depth data; comparing the variation of the depth data with a predetermined value; if the variation is less than the predetermined value, coding the present pixels by using a first partial filter, and if the variation is greater than the predetermined value, coding the present pixels by using a second partial filter; wherein the second partial filter is applied to a wider range than the first partial filter. Accordingly the image quality of improved; the complexity according to the filter application is reduced; and at the same time variable filtering may improve the coding efficiency. 1. A method for processing a video signal , comprising:receiving depth data corresponding to a predetermined block including a current pixel;determining a variance of the depth data;comparing the variance of the depth data with a predetermined value;coding the current pixel using a first separable filter when the variance is less than the predetermined value; andcoding the current pixel using a second separable filter when the variance is greater than the predetermined value,wherein the number of pixels used by the second separable filter differs from the number of pixels used by the first separable filter.2. The method according to claim 1 , wherein the first separable filter is applied to a predetermined number of pixels located on a horizontal line and a predetermined number of pixels located on a vertical line on the basis of the current pixel in the depth data.3. The method according to claim 1 , wherein the second separable filter is applied to a predetermined number of pixels located on a horizontal line claim 1 , a predetermined number of pixels located on a vertical line and a predetermined number of pixels located in diagonal directions on the basis of the current ...

METHOD FOR PROCESSING VIDEO SIGNAL BY USING TRANSFORM, AND APPARATUS THEREFOR

A method for processing a video signal includes determining a horizontal transform type index for a horizontal transform kernel and a vertical transform type index for a vertical transform kernel of a transform block in the video signal, determining a transform region in which a significant transform coefficient exists in the transform block based on the horizontal transform type index, the vertical transform type index, and a size of the transform block, and applying inverse-transform to the transform region based on the horizontal transform type index and the vertical transform type index. A width of the transform region is determined based on a comparison between the horizontal transform type index and a reference value, and a height of the transform region is determined based on a comparison between the vertical transform type index and the reference value. 1. A method for decoding a video signal using transform , comprising:determining a horizontal transform type index for a horizontal transform kernel and a vertical transform type index for a vertical transform kernel of a transform block in the video signal;determining a transform region in which a significant transform coefficient exists in the transform block based on the horizontal transform type index, the vertical transform type index, and a size of the transform block; andapplying inverse-transform to the transform region based on the horizontal transform type index and the vertical transform type index,wherein a width of the transform region is determined as a smaller value between a width of the transform block and a first size if the horizontal transform type index is greater than a reference value and determined as a smaller value between the width of the transform block and a second size if the horizontal transform type index is not greater than the reference value,wherein a height of the transform region is determined as a smaller value between a height of the transform block and the first size if ...

ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , whereinM is selected from iridium (Ir), platinum (Pt), osmium (Os), ruthenium (Ru), rhodium (Rh), palladium (Pd), copper (Cu), silver (Ag), gold (Au), titanium (Ti), zirconium (Zr), hafnium (Hf), europium (Eu), terbium (Tb), and thulium (Tm).3. The organometallic compound of claim 1 , whereinM is selected from Ir, Pt, and Os.4. The organometallic compound of claim 1 , wherein{'sub': 1', '4, 'Ato Aare each independently selected from a benzene group, a naphthalene group, a pyrrole group, an imidazole group, a pyrazole group, a thiazole group, an isothiazole group, an oxazole group, an isoxazole group, a triazole group, an indazole group, a tetrahydroindazole group, a pyridine group, a thiazine group, an oxazine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, a quinoxaline group, a quinazoline group, naphthyridine group, an indole group, a benzimidazole group, a benzothiazole group, a benzoisothiazole group, a benzoxazole group, a benzoiso-oxazole group, a benzothiazine group, a benzoxazine group, a dibenzofuran group, and a dibenzothiophene group;'}{'sub': 3', '4, 'at least one selected from Aand Ais selected from a pyrrole group, an imidazole group, a pyrazole group, a thiazole group, an isothiazole group, an oxazole group, an isoxazole group, a triazole group, an indazole group, a tetrahydroindazole group, a pyridine group, a thiazine group, an oxazine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, a quinoxaline group, a quinazoline group, naphthyridine group, an indole group, a benzimidazole group, a benzothiazole group, a benzoisothiazole group, a benzoxazole group, a benzoiso-oxazole group, a benzothiazine group, and a benzoxazine group.'}5. The organometallic compound of claim 1 , wherein{'sub': 1', '4, 'Ato Aare ...

INTRA PREDICTION METHOD AND DEVICE IN VIDEO CODING SYSTEM

An intra prediction method includes the steps of: acquiring intra prediction mode information from a bitstream; deriving neighboring samples of a current block; determining an intra prediction mode for the current block on the basis of the intra prediction mode information; deriving a prediction sample of the current block on the basis of the intra prediction mode and the neighboring samples; determining filtering reference samples for the prediction sample on the basis of the intra prediction mode; and deriving a filtered prediction sample by applying filtering to the prediction sample on the basis of the filtering reference samples. According to the present invention, a prediction sample can be adaptively filtered according to the intra prediction mode, and intra prediction performance can be improved. 1. An intra-prediction method performed by a decoding device , comprising:acquiring intra-prediction mode information from a bitstream;deriving neighboring samples of a current block;determining an intra-prediction mode for the current block on the basis of the intra-prediction mode information;deriving a prediction sample of the current block on the basis of the intra-prediction mode and the neighboring samples;determining filtering reference samples for the prediction sample on the basis of the intra-prediction mode; andapplying filtering to the prediction sample on the basis of the filtering reference samples to derive a filtered prediction sample.2. The intra-prediction method according to claim 1 , wherein the determining of the reference samples comprises:determining a category corresponding to the intra-prediction mode; anddetermining the filtering reference samples on the basis of a relative positional relationship with respect to the prediction sample according to the determined category.5. The intra-prediction method according to claim 2 , wherein the filtering reference samples include a left neighboring sample and a right neighboring sample of the ...

Method for patinating zinc surfaces and system therefor

The invention relates to a method for patinating zinc surfaces of a structural element, including the steps of: providing a structural element with a zinc surface in a housing; providing an atmosphere around the zinc surface, wherein said atmosphere comprises carbon based gas and humidity; and heating the zinc surface for at least one hour, to provide a patinated zinc surface. The heating of the zinc surface occurs by heating the atmosphere to a temperature of at least 50° C., the humidity is at least 70%, and the carbon-based gas concentration is at least 5% by volume. The invention also relates to a patinated evaporative condenser in a closed-circuit cooling tower The patinated evaporative condenser in a closed-circuit cooling tower is by the method according to the invention. A system for patinating zinc surfaces according to the invention is also disclosed.

ORGANIC LIGHT-EMITTING DEVICE

An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the emission layer includes an electron transport host, a hole transport host, and a dopant, wherein the dopant includes an organometallic compound, and wherein the organometallic compound does not comprise iridium, wherein the organic light-emitting device satisfies predetermined parameters described in the specification. 1. An organic light-emitting device comprising:a first electrode,a second electrode facing the first electrode, andan organic layer disposed between the first electrode and the second electrode,whereinthe organic layer comprises an emission layer,the emission layer comprises an electron transport host, a hole transport host, and a dopant,the dopant comprises an organometallic compound, and the organometallic compound does not comprise iridium,the organic light-emitting satisfies a condition of LUMO(dopant)−LUMO(host-E)≥0.15 eV and LUMO(host-E)−HOMO(host-H)>T1(dopant),LUMO(dopant) indicates a lowest unoccupied molecular orbital (LUMO) energy level (expressed in electron volts) of a dopant in the emission layer,LUMO(host-E) indicates a LUMO energy level (expressed in electron volts) of an electron transport host in the emission layer,HOMO(host-H) indicates a highest occupied molecular orbital (HOMO) energy level (expressed in electron volts) of a hole transport host in the emission layer,T1(dopant) indicates a triplet energy level (expressed in electron volts) of a dopant in the emission layer,LUMO(dopant), LUMO(host-E), and HOMO(host-H) each indicate a negative value measured by differential pulse voltammetry using ferrocene as a reference material, andT1(dopant) is a value calculated from a peak wavelength of a phosphorescence spectrum of the dopant measured using a luminescence measuring device.2 ...

IMAGE ENCODING/DECODING METHOD AND DEVICE, AND METHOD FOR TRANSMITTING BITSTREAM

An image encoding/decoding method and apparatus are provided. An image decoding method according to the present disclosure may include determining whether a prediction mode of a current block is an intra prediction mode based on information on the prediction mode of the current block, determining whether intra sub-partitions (ISP) is available for the current block, when the prediction mode of the current block is an intra prediction mode, decoding an ISP application indicator indicating whether to apply ISP to the current block, when ISP is available for the current block, and generating a prediction block for the current block by applying ISP to the current block, upon determining that ISP applies to the current block based on the ISP application indicator. 1. An image decoding method performed by an image decoding apparatus , the image decoding method comprising:determining whether a prediction mode of a current block is an intra prediction mode based on information on the prediction mode of the current block;determining whether intra sub-partitions (ISP) is available for the current block, when the prediction mode of the current block is an intra prediction mode;decoding an ISP application indicator indicating whether to apply ISP to the current block, when ISP is available for the current block; andgenerating a prediction block for the current block by applying ISP to the current block, upon determining that ISP applies to the current block based on the ISP application indicator.2. The image decoding method of claim 1 , wherein the determining whether ISP is available for the current block is performed based on comparison between a size of a luma component block of the current block and a predetermined threshold.3. The image decoding method of claim 2 , wherein the predetermined threshold is a maximum transform size.4. The image decoding method of claim 2 , wherein claim 2 , when both a width and height of the luma component block of the current block are equal ...

METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL BY USING INTRA-PREDICTION

Embodiments in the present specification provide a video signal processing method and device. A method of processing a video signal according to an embodiment in the present specification comprises the steps of: acquiring an intra-prediction mode for a current block from the video signal; determining a modified intra-prediction mode from the intra-prediction mode for the current block on the basis of the width and height of and the intra-prediction mode for the current block; and applying a transform determined on the basis of the modified intra-prediction mode. The accuracy of prediction can be further improved by deriving a modified intra-prediction mode according to a wide-angle intra-prediction mode according to the shape of and an intra-prediction mode for a current block. 1. A method for processing a video signal using intra prediction , the method comprising:obtaining an intra prediction mode of a current block from the video signal;determining a modified intra prediction mode from the intra prediction mode for the current block based on a width and a height of the current block and the intra prediction mode; andapplying a transform determined based on the modified intra prediction mode,wherein when (i) the width is larger than the height, (ii) the intra prediction mode is equal to or larger than 2, and (iii) the intra prediction mode is smaller than a first reference value, the modified intra prediction mode is determined by adding 65 to the intra prediction mode, andwherein when (i) the height is larger than the width, (ii) the intra prediction mode is larger than a second reference value, and (iii) the intra prediction mode is equal to or smaller than 66, the modified intra prediction mode is determined by subtracting 67 from the intra prediction mode.2. The method of claim 1 , wherein the first reference value and the second reference value are determined based on an absolute value of a log for a value obtained by dividing the width by the height.3. The ...

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE ORGANOMETALLIC COMPOUND, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , wherein{'sub': 1', '4, 'CYand CYare each independently selected from a benzene group, a naphthalene group, an anthracene group, a phenanthrene group, a triphenylene group, a pyrene group, a chrysene group, a 1,2,3,4-tetrahydronaphthalene group, a furan group, a thiophene group, a selenophene group, a pyrrole group, a cyclopentadiene group, a silole group, a benzofuran group, a benzothiophene group, a benzoselenophene group, an indole group, an indene group, a benzosilole group, a dibenzofuran group, a dibenzothiophene group, a dibenzoselenophene group, a carbazole group, a fluorene group, a dibenzosilole group, an azadibenzofuran group, an azadibenzothiophene group, an azadibenzoselenophene group, an azacarbazole group, an azafluorene group, an azadibenzosilole group, a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, a quinoxaline group, a quinazoline group, a phenanthroline group, a pyrazole group, an imidazole group, a triazole group, an oxazole group, an isoxazole group, a thiazole group, an isothiazole group, an oxadiazole group, a thiadiazole group, a benzopyrazole group, a benzimidazole group, a benzoxazole group, a benzothiazole group, a benzoxadiazole group, a benzothiadiazole group, a 5,6,7,8-tetrahydroisoquinoline group, and a 5,6,7,8-tetrahydroquinoline group, and'}{'sub': '2', 'CYis selected from a benzene group, a naphthalene group, an anthracene group, a phenanthrene group, a triphenylene group, a pyrene group, a chrysene group, a 1,2,3,4-tetrahydronaphthalene group, a furan group, a thiophene group, a selenophene group, a pyrrole group, a cyclopentadiene group, a silole group, a benzofuran group, a benzothiophene group, a benzoselenophene group, an indole group, an indene group, a benzosilole group, a dibenzofuran group, a dibenzothiophene group, a dibenzoselenophene ...

Soft artificial leather for interior materials of automobiles and method for manufacturing the same

Disclosed are an artificial leather used as an interior material for automobiles and a method for manufacturing the same, in one aspect a polymer plasticizer, a PVC resin and a foaming agent. The soft artificial leather for interior materials of automobiles includes a skin layer including a PVC resin and a primary plasticizer, wherein the skin layer further includes higher than 0 and not higher than 15 phr of a polymer plasticizer. As a result, there are effects of reducing heating loss and suppressing migration of the plasticizer.

Electronic device and operation control method thereof

A control method by an electronic device is provided. The control method includes monitoring current consumption for each of a plurality of components of the electronic device, predicting a first surface temperature of the electronic device and detecting a location where heat is generated, predicting a second surface temperature by analyzing power consumption of a component corresponding to the location where heat is generated, determining whether the predicted second surface temperature is greater than or equal to a predetermined temperature, setting a target temperature when the predicted second surface temperature is greater than or equal to the predetermined temperature, and controlling the component to reduce the power consumption.

TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR

An image decoding method, according to the present document, may comprise the steps of: deriving transform coefficients for a current block on the basis of residual information; determining whether a significant coefficient is present in a second region excluding a first region in the top-left end of the current block; parsing a LFNST index from a bitstream if the significant coefficient is not present in the second region; deriving modified transform coefficients by applying a LFNST matrix, derived on the basis of the LFNST index, to transform coefficients of the first region; and deriving residual samples of the current block on the basis of an inverse primary transform of the modified transform coefficients. 1. An image decoding method performed by a decoding apparatus , the method comprising:obtaining residual information from a bitstream;deriving transform coefficients for a current block based on the residual information;determining whether a significant coefficient exists in a second region other than a first region at the top-left of the current block;parsing an LFNST index from the bitstream based on the significant coefficient not existing in the second region;deriving modified transform coefficients by applying an LFNST matrix derived based on the LFNST index to the transform coefficients in the first region;deriving residual samples for the current block based on an inverse primary transform for the modified transform coefficients; andgenerating a reconstructed picture based on the residual samples for the current block.2. The image decoding method of claim 1 , wherein the first region is derived based on the size of the current block claim 1 , wherein based on the size of the current block being 4×4 or 8×8 claim 1 , the first region is from the top-left of the current block to the 8th sample position in a scan direction claim 1 , and wherein based on the size of the current block being not 4×4 or 8×8 claim 1 , the first region is a 4×4 area at the top- ...

TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE FOR SAME

An image decoding method according to the present document is characterized by including: a step for receiving a bitstream including residual information; a step for deriving transform coefficients for a target block on the basis of the residual information; a step for deriving corrected transform coefficients on the basis of an inverse non-separable transform of the transform coefficients; and a step for deriving residual samples for the target block on the basis of an inverse primary transform of the corrected transform coefficients, wherein the inverse non-separable transform is performed when the size of the target block is equal to or smaller than the size of a prescribed maximum transform application block. 1. An image decoding method performed by a decoding apparatus , the method comprising:receiving a bitstream including residual information;deriving transform coefficients for a target block based on the residual information;deriving modified transform coefficients based on an inverse non-separable transform for the transform coefficients;deriving residual samples for the target block based on an inverse primary transform for the modified transform coefficients; andgenerating a reconstructed picture based on the residual samples for the target block,wherein the inverse non-separable transform is performed based on the size of the target block being equal to or smaller than the size of a predetermined maximum transform applied block.2. The image decoding method of claim 1 , wherein information on the size of the maximum transform applied block is further received.3. The image decoding method of claim 1 , wherein whether the inverse non-separable transform is performed is derived by comparing the larger of the width or height of the target block with the width or height of the maximum transform applied block.4. The image decoding method of claim 1 , wherein the size of the maximum transform applied block is 64×64.5. The image decoding method of claim 1 , ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL

Embodiments of the present disclosure provide a method and apparatus for processing a video signal. A method for decoding a video signal according to an embodiment of the present disclosure includes obtaining a sub-block transform (SBT) flag indicating whether an SBT is applied, wherein the SBT represents a transform applied to one of sub-blocks split from a coding unit, determining a transform unit from the coding unit based on the SBT flag, determining a size value of the transform unit as a first reference value if DST-7 (Discrete Sine Transform type 7) or DCT-8 (Discrete Cosine Transform type 8) is applied and the size value of the transform unit is greater than the first reference value and less than a third reference value and determining the size value as a second reference value if DCT-2 (Discrete Cosine Transform type 2) is applied and the size value is equal to or greater than the third reference value, wherein the third reference value is greater than the second reference value and the second reference value is greater than the first reference value, obtaining transform coefficients based on the size value, and performing an inverse transform on the transform coefficients. A data processing time and the amount of data necessary for a transform can be reduced by performing coding in consideration of a region reduced according to a block size. 115-. (canceled)16. A method for decoding a video signal , comprising:obtaining a sub-block transform (SBT) flag indicating whether a SBT is applied, wherein the SBT represents a transform applied to a transform unit corresponding to one of subblocks split from a coding unit;checking whether a condition related to a width and a height of the transform unit is satisfied;determining a width variable and a height variable related to a transform target region based on the SBT flag and the condition; andperforming an inverse-transform on the transform target region based on the width variable and the height variable ...

VIDEO SIGNAL PROCESSING METHOD AND DEVICE

The present invention relates to a video signal processing method and device and is capable of acquiring differential depth index information on the basis of a predetermined binarization method, acquiring a differential depth value by using the differential depth index information, acquiring the depth value of a current depth block by using the differential depth value, and decoding the current depth block by using the depth value of the current depth block. The present invention can increase encoding efficiency. 1. A method for processing video signals , comprising:acquiring differential depth index information on the basis of a predetermined binarization method, wherein the predetermined binarization method refers to a coding method using a combination of unary binarization and fixed length binarization.acquiring a differential depth value using the differential depth index information;acquiring a depth value of a current depth block using the differential depth value; anddecoding the current depth block using the depth value of the current depth block.2. The method according to claim 1 , further comprising acquiring a predicted depth value of the current depth block claim 1 , wherein the depth value of the current depth block is acquired further using the predicted depth value.3. The method according to claim 1 , further comprising acquiring maximum differential depth index information claim 1 , wherein the predetermined binarization method uses the maximum differential depth index information.4. The method according to claim 1 , wherein the acquiring of the differential depth value using the differential depth index information comprises:generating a lookup table;transforming the differential depth index information into the differential depth value using the lookup table; andupdating the lookup table.5. A method for processing video signals claim 1 , comprising:acquiring a depth value and a predicted depth value of a current depth block;acquiring depth index ...

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1, an organic light-emitting device including the same, and a diagnostic composition including the organometallic compound: 2. The organometallic compound of claim 1 , wherein{'sub': 1', '12', '23, 'Rto Rand Rare each independently{'sub': 1', '20, 'hydrogen, deuterium, —F, a cyano group, or a C-Calkyl group;'}{'sub': 1', '20', '3', '2', '2', '3', '2', '2', '1', '10', '1', '20, 'a C-Calkyl group substituted with deuterium, —F, —CD, —CDH, —CDH, —CF, —CFH, —CFH, a cyano group, a C-Calkyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a bicyclo[1.1.1]pentyl group, a bicyclo[2.1.1]hexyl group, a bicyclo[2.2.1]heptyl group, a bicyclo[2.2.2]octyl group, a phenyl group, a (C-Calkyl)phenyl group, a biphenyl group, a terphenyl group, or any combination thereof;'}{'sub': 1', '20', '3', '2', '2', '3', '2', '2', '1', '10', '1', '20, 'a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a bicyclo[1.1.1]pentyl group, a bicyclo[2.1.1]hexyl group, a bicyclo[2.2.1]heptyl group, a bicyclo[2.2.2]octyl group, a phenyl group, a (C-Calkyl)phenyl group, a biphenyl group, or a terphenyl group, each unsubstituted or substituted with deuterium, —F, —CD, —CDH, —CDH, —CF, —CFH, —CFH, a cyano group, a C-Calkyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a bicyclo[1.1.1]pentyl group, a bicyclo[2.1.1]hexyl group, a bicyclo[2.2.1]heptyl group, a bicyclo[2.2.2]octyl group, a phenyl group, a (C-Calkyl)phenyl group, a biphenyl group, a terphenyl group, or any combination thereof; or'}{'sub': 3', '4', '5', '3', '4', '5 ...

Display device and method of manufacturing the same

A display device includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a common electrode, a pixel electrode, a first conductive layer spaced apart from the common electrode, and a second conductive layer disposed on the first conductive layer. The second substrate includes a spacer disposed to overlap with the first conductive layer and the second conductive layer on the first base substrate.

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE ORGANOMETALLIC COMPOUND, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1, 2. The organometallic compound of claim 1 , whereinM is Pd or Pt.3. The organometallic compound of claim 1 , wherein{'sub': 5', '7', '5', '5, 'X, X, and Xare each independently a single bond, O, S, or N(R), and'}{'sub': '6', 'Xis a single bond.'}4. The organometallic compound of claim 1 , wherein{'sub': 1', '4, 'ring CYto ring CYare each independently selected from a benzene group, a naphthalene group, an anthracene group, a phenanthrene group, a triphenylene group, a pyrene group, a chrysene group, a cyclopentadiene group, a 1,2,3,4-tetrahydronaphthalene group, a pyrrole group, a thiophene group, a furan group, an indole group, an isoindole group, a benzoborole group, a benzophosphole group, an indene group, a benzosilole group, a benzogermole group, a benzothiophene group, a benzoselenophene group, a benzofuran group, a carbazole group, a benzocarbazole group, a dibenzocarbazole group, a dibenzoborole group, a dibenzophosphole group, a fluorene group, a dibenzosilole group, a dibenzogermole group, a dibenzothiophene group, a dibenzoselenophene group, a dibenzofuran group, a dibenzothiophene 5-oxide group, a 9H-fluorene-9-one group, a dibenzothiophene 5,5-dioxide group, an azacarbazole group, an azadibenzoborole group, an azadibenzophosphole group, an azafluorene group, an azadibenzosilole group, an azadibenzogermole group, an azadibenzothiophene group, an azadibenzoselenophene group, an azadibenzofuran group, an azadibenzothiophene 5-oxide group, an aza-9H-fluorene-9-one group, an azadibenzothiophene 5,5-dioxide group, a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, an acridine group, a quinoxaline group, a quinazoline group, a phenanthroline group, a pyrazole group, an imidazole group, a triazole group, a tetrazole group, an oxazole group, an isoxazole group, a thiazole group, an isothiazole group, an oxadiazole group, a ...

ORGANIC LIGHT-EMITTING DEVICE

An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer disposed between the first electrode and the second electrode, wherein the emission layer comprises a host and a dopant, wherein the emission layer emits a phosphorescent light, wherein the dopant is an organometallic compound, and wherein the emission layer satisfies certain parameters described in the specification. 2. The organic light-emitting device of claim 1 , wherein the emission energy of a maximum emission wavelength of an emission spectrum of the dopant is about 2.31 electron volts or greater and about 2.48 electron volts or less and the emission energy of a maximum emission wavelength of an emission spectrum of the dopant is calculated from a maximum emission wavelength of an emission spectrum with respect to Film 1.3. The organic light-emitting device of claim 1 , wherein the PLQY of the dopant is about 0.9 or greater and about 1.0 or less.4. The organic light-emitting device of claim 1 , wherein a decay time of the dopant is about 1.0 microseconds or greater and about 2.9 microseconds or less.5. The organic light-emitting device of claim 1 , wherein 0.1 electron volts≤HOMO (dopant)−HOMO (host)≤about 0.25 electron volts.6. The organic light-emitting device of claim 1 , whereinthe PLQY of the dopant is about 0.975 or greater and about 1.0 or less, {'br': None, '0.15 electron volts≤HOMO (dopant)−HOMO (host)≤about 0.25 electron volts.'}, 'the decay time of the dopant is about 2.0 microseconds or greater and about 2.5 microseconds or less, and'}7. The organic light-emitting device of claim 1 , wherein the dopant is an iridium-free organometallic compound.8. The organic light-emitting device of claim 1 , wherein the dopant is an organometallic compound comprising platinum (Pt) claim 1 , osmium (Os) claim 1 , titanium (Ti) claim 1 , zirconium (Zr) claim 1 , hafnium (Hf) claim 1 , europium (Eu) claim 1 , terbium (Tb) claim 1 , ...

ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , whereinM is selected from Ir, Pt, and Os.3. The organometallic compound of claim 1 , wherein{'sub': 1', '4, 'Ato Aare each independently selected from a benzene group, a naphthalene group, a pyrrole group, an imidazole group, a pyrazole group, a thiazole group, an isothiazole group, an oxazole group, an isoxazole group, a triazole group, an indazole group, a tetrahydroindazole group, a pyridine group, a thiazine group, an oxazine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, a quinoxaline group, a quinazoline group, naphthyridine group, an indole group, a benzimidazole group, a benzothiazole group, a benzoisothiazole group, a benzoxazole group, a benzoiso-oxazole group, a benzothiazine group, a benzoxazine group, a dibenzofuran group, and a dibenzothiophene group;'}{'sub': 3', '4, 'at least one selected from Aand Ais selected from a pyrrole group, an imidazole group, a pyrazole group, a thiazole group, an isothiazole group, an oxazole group, an isoxazole group, a triazole group, an indazole group, a tetrahydroindazole group, a pyridine group, a thiazine group, an oxazine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, a quinoxaline group, a quinazoline group, naphthyridine group, an indole group, a benzimidazole group, a benzothiazole group, a benzoisothiazole group, a benzoxazole group, a benzoiso-oxazole group, a benzothiazine group, and a benzoxazine group.'}4. The organometallic compound of claim 1 , wherein{'sub': 1', '4, 'Ato Aare each independently selected from a benzene group, a naphthalene group, a pyridine group, a pyrimidine group, a pyrazine group, a quinoline group, an isoquinoline group, a dibenzofuran group, and a dibenzothiophene group; and'}{'sub': 3', '4, 'at least one selected from Aand Ais ...

IMAGE CODING METHOD ON BASIS OF SECONDARY TRANSFORM AND DEVICE THEREFOR

An image information decoding method performed by means of a decoding device according to the present invention comprises the steps of: decoding a non-separable secondary transform (NSST) index from a bitstream if NSST is applied to a target block; decoding information relating to transform coefficients with respect to the target block from the bitstream on the basis of the decoded NSST index; and deriving the transform coefficients with respect to the target block on the basis of the decoded information relating to the transform coefficients, wherein the NSST index is decoded prior to the information relating to the transform coefficients with respect to the target block. 1. An image information decoding method performed by a decoding apparatus , the decoding method comprising:decoding a non-separable secondary transform (NSST) index from a bitstream, if an NSST is applied to a target block;decoding information about transform coefficients for the target block from the bitstream, based on the decoded NSST index; andgenerating the transform coefficients for the target block based on the decoded information about the transform coefficients,wherein the NSST index is decoded prior to the information about the transform coefficients for the target block.2. The image information decoding method of claim 1 , wherein if the NSST index is greater than 0 claim 1 , the transform coefficients for the target block in a range of an R+1to Ntransform coefficients are determined as 0 claim 1 , andwherein the size of a transform matrix for the NSST is the R× the N, the N is the square of a length of one side of a block comprised in the target block to which the NSST is applied, and the R is smaller than the N.3. The image information decoding method of claim 2 , wherein the information about the transform coefficients for the target block comprises: at least one of information about the location of a last non-zero transform coefficient claim 2 , group flag information indicating ...

Semiconductor device including chalcogen compound and semiconductor apparatus including the same

A chalcogen compound layer exhibiting ovonic threshold switching characteristics, a switching device, a semiconductor device, and/or a semiconductor apparatus including the same are provided. The switching device and/or the semiconductor device may include two or more chalcogen compound layers having different energy band gaps. Alternatively, the switching device and/or semiconductor device may include a chalcogen compound layer having a concentration gradient of an element of boron (B), aluminum (Al), scandium (Sc), manganese (Mn), strontium (Sr), and/or indium (In) in a thickness direction thereof. The switching device and/or a semiconductor device may exhibit stable switching characteristics while having a low off-current value (leakage current value).

IMAGE CODING METHOD BASED ON TRANSFORM, AND DEVICE FOR SAME

An image decoding method according to the present document may include the steps of: deriving the position of the final significant coefficient in the current block and transform coefficients for the current block on the basis of residual information; determining whether the index of a sub-block including the final significant coefficient is 0 and whether the position of the final significant coefficient in the sub-block is greater than 0; determining whether a significant coefficient exists in a second area excluding a first area at the upper left end of the current block; and parsing an LFNST index from a bitstream when the position of the final significant coefficient is determined to be greater than 0 in the sub-block in which the index is 0, and the significant coefficient does not exist in the second area.

METHOD FOR PROCESSING VIDEO SIGNAL AND DEVICE THEREFOR

The present invention relates to a method and a device for decoding a bitstream for a video signal, the method comprising the steps of: acquiring, from the bitstream, type number information and type information for a plurality of CTBs; acquiring, from the bitstream, type indication information for a current CTB among the plurality of CTBs; determining the size of the current CTB on the basis of a CTB type indicated by the type indication information; determining one or more coding blocks within the current CTB on the basis of the determined size of the current CTB and the determined minimum size of the coding block; acquiring, from the bitstream, prediction mode information with respect to each of the one or more coding blocks; and reconstructing a current coding block among the one or more coding blocks on the basis of prediction mode information related to the current coding block. 1. A method of decoding a bitstream for at least one picture by a decoding apparatus , the picture including at least one slice , the slice including a plurality of coding tree blocks (CTBs) , the method comprising:obtaining type number information and type information for the plurality of CTBs from the bitstream, the type number information indicating a number of CTB types allowed for the plurality of CTBs, and the type information indicating the CTB types allowed for the plurality of CTBs;obtaining type indication information for a current CTB among the plurality of CTBs from the bitstream, the type indication information indicating one CTB type of the allowed CTB types;determining a size of the current CTB and a minimum size of a coding block within the current CTB based on the CTB type indicated by the type indication information;determining at least one coding block within the current CTB based on the determined size of the current CTB and the determined minimum size of the coding block;obtaining prediction mode information for each of the at least one coding block from the ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNALS

The method for processing video signals according to the present invention involves deriving an inter-view motion vector of the current texture block from one of inter-view motion vector candidates in consideration of a priority among the inter-view motion vector candidates of the current texture block, and performing inter-view inter-prediction for the current texture block using the derived inter-view motion vector. The present invention enables more accurate inter-view motion vector prediction from among various inter-view motion vector candidates, and thus a reduction in the amount of residual data being transmitted, thereby improving coding efficiency. 1. A method for processing video signals , comprising:deriving an inter-view motion vector of a current texture block from one of inter-view motion vector candidates of the current texture block in consideration of priorities of the inter-view motion vector candidates; andperforming inter-view inter-prediction for the current texture block using the derived inter-view motion vector,wherein the inter-view motion vector candidates include at least one of an inter-view motion vector of a spatial neighboring block, an inter-view motion vector of a temporal neighboring block, and a disparity vector.2. The method according to claim 1 , wherein the inter-view motion vector of the spatial neighboring block has a priority higher than that of the inter-view motion vector of the temporal neighboring block claim 1 , and the inter-view motion vector of the temporal neighboring block has higher priority than that of the disparity vector.3. The method according to claim 2 , further comprising:detecting a block coded according to inter-view inter-prediction for the spatial neighboring block having highest priority;deriving the inter-view motion vector of the current texture block from the inter-view motion vector of the spatial neighboring block when the block coded according to inter-view inter-prediction is present; ...

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSTION INCLUDING THE ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , whereinM is Ir or Os, andn1+n2 is 3 or 4.3. The organometallic compound of claim 1 , whereinin Formulae 2 and 3,{'sub': 11', '21, 'ring CYand ring CYare each independently selected from a benzene group, a naphthalene group, an anthracene group, a phenanthrene group, a triphenylene group, a pyrene group, a chrysene group, a cyclopentadiene group, a 1,2,3,4-tetrahydronaphthalene group, a thiophene group, a furan group, a selenophene group, an indole group, a benzoborole group, a benzophosphole group, an indene group, a benzosilole group, a benzogermole group, a benzothiophene group, a benzoselenophene group, a benzofuran group, a carbazole group, a dibenzoborole group, a dibenzophosphole group, a fluorene group, a dibenzosilole group, a dibenzogermole group, a dibenzothiophene group, a dibenzoselenophene group, a dibenzofuran group, a dibenzothiophene 5-oxide group, a 9H-fluorene-9-one group, a dibenzothiophene 5,5-dioxide group, an azaindole group, an azabenzoborole group, an azabenzophosphole group, an azaindene group, an azabenzosilole group, an azabenzogermole group, an azabenzothiophene group, an azabenzoselenophene group, an azabenzofuran group, an azacarbazole group, an azadibenzoborole group, an azadibenzophosphole group, an azafluorene group, an azadibenzosilole group, an azadibenzogermole group, an azadibenzothiophene group, an azadibenzoselenophene group, an azadibenzofuran group, an azadibenzothiophene 5-oxide group, an aza-9H-fluorene-9-one group, an azadibenzothiophene 5,5-dioxide group, a pyridine group, a pyrimidine group, a pyrazine group, a pyridazine group, a triazine group, a quinoline group, an isoquinoline group, a quinoxaline group, a quinazoline group, a phenanthroline group, a pyrrole group, a pyrazole group, an imidazole group, a triazole group, an oxazole group, an isooxazole group, a thiazole group, an isothiazole group, an oxadiazole group, a ...

METHOD AND APPARATUS FOR PROCESSING IMAGE SIGNAL

Embodiments of the disclosure provide a method and apparatus for processing video signals. An image signal decoding method according to an embodiment of the disclosure comprises the steps of: determining, on the basis of the height and width of a current block, an input length and output length of a non-separable transform; determining a non-separable transform matrix corresponding to the input length and output length of the non-separable transform; and applying the non-separable transform matrix to the current block, wherein, when the height and width of the current block are 4 each, the input length and output length of the non-separable transform are determined to be 8 and 16 respectively. 112-. (canceled)13. A method for decoding an image signal , comprising:determining an input length and an output length of a non-separable transform based on a size of a current block;determining a non-separable transform matrix based on an intra prediction mode of a current block; andapplying the non-separable transform matrix to coefficients of the current block,wherein the input length and the output length of the non-separable transform are respectively determined as 8 and 16, based on the size of the current block being 4×4.14. The method of claim 13 , wherein the applying the non-separable transform matrix comprises:applying the non-separable transform matrix to a number of coefficients corresponding to the input length among the coefficients of the current block.15. The method of claim 13 , wherein the input length and the output length of the non-separable transform are respectively determined as 16 and 16 claim 13 , based on each of a height and a width of the current block being not equal to 8.16. The method of claim 15 , wherein applying the non-separable transform matrix comprises:applying the non-separable transform matrix to a top-left 4×4 region of the current block based on that each of the height and the width of the current block is not equal to 4 and a ...

CODING OF INFORMATION ABOUT TRANSFORM KERNEL SET

An image decoding method includes: acquiring a multiple transform selection (MTS) index and residual information from a bitstream; deriving transform coefficients for the current block on the basis of the residual information; and generating residual samples of the current block on the basis of the MTS index and the transform coefficients, wherein the MTS index indicates a transform kernel set to be applied to the current block among transform kernel set candidates, at least one bin among bins of a bin string of the MTS index is derived on the basis of context coding, the context coding is performed on the basis of values of increase and decrease in a context index pertaining to the MTS index, and a single value of increase and decrease in the context index can be used for the context coding of the first bin among the bins of the bin string. 1. An image decoding method performed by a decoding apparatus , the method comprising:obtaining multiple transform selection (MTS) index and residual information from a bitstream;deriving transform coefficients for a current block based on the residual information; andgenerating residual samples of the current block based on the MTS index and the transform coefficients,wherein the MTS index represents a transform kernel set to be applied to the current block among transform kernel set candidates,at least one of bins of a bin string of the MTS index is derived based on context coding,the context coding is performed based on a value of context index increment about the MTS index, andthe number of context index increment values that can be used for the context coding of the first bin among the bins of the bin string is one.2. The image decoding method of claim 1 , wherein the value of the context index increment for the first bin among the bins of the bin string is 0 claim 1 , the value of the context index increment for the second bin among the bins of the bin string is 1 claim 1 , the value of the context index increment for the ...

METHOD AND APPARATUS FOR IMAGE CODING BASED ON TRANSFORM

An image decoding method according to the present document comprises the step of: deriving transform coefficients of a current block on the basis of residual information, wherein the residual information includes first flag information indicating whether a sub-block transform of splitting and transforming a coding unit is applied to the current block, and the step of deriving the transform coefficients comprises the step of, when the first flag information is 1, deriving a zero-out block indicating an area of the current block, in which a valid transform coefficient can exist, on the basis of whether a multiple transform selection (MTS) using multiple transform kernels is applied to the current block. 1. An image decoding method performed by a decoding apparatus , the method comprising:receiving a bitstream including residual information;deriving transform coefficients for a current block based on the residual information;deriving residual samples for the current block based on the transform coefficients,deriving prediction samples for the current block; andgenerating a reconstructed picture based on the residual samples and the prediction samples,wherein the residual information includes first flag information related to whether subblock transform for performing transform by partitioning a coding unit is applied to the current block, andwherein the deriving of the transform coefficients comprises deriving a zero-out block related to a region in which a significant transform coefficient may exist in the current block based on whether Multiple Transform Selection (MTS) using a plurality of transform kernels being applied to the current block when the first flag information is 1.2. The image decoding method of claim 1 , wherein a width or height of the zero-out block is set to 16 based on the MTS being applied claim 1 , andwherein the width or height of the zero-out block is set to 32 or less based on the MTS being not applied.3. The image decoding method of claim 2 , ...

IMAGE CODING METHOD AND DEVICE ON BASIS OF WIDE-ANGLE INTRA PREDICTION AND TRANSFORM

An image decoding method according to the present document comprises the steps of: obtaining intra prediction mode information and an LFNST index; deriving an intra prediction mode of a current block on the basis of intra prediction mode information; when wide-angle intra prediction is applied to the current block, deriving a modified intra prediction mode by means of intra prediction mode remapping; deciding an LFNST set comprising LFNST matrices on the basis of the modified intra prediction mode; selecting one of the LFNST matrices on the basis of the LFNST set and LFNST index; and deriving transform coefficients for the current block on the basis of the selected LFNST matrix. 1. An image decoding method performed by a decoding apparatus , the method comprising:obtaining intra prediction mode information and an LFNST index from a bitstream;deriving an intra prediction mode for a current block based on the intra prediction mode information;deriving a modified intra prediction mode through intra prediction mode remapping based on wide-angle intra prediction being applied to the current block;determining an LFNST set comprising LFNST matrices based on the modified intra prediction mode;selecting one of the LFNST matrices based on the LFNST set and the LFNST index;deriving transform coefficients for the current block based on the selected LFNST matrix; andderiving residual samples for the current block based on the transform coefficients,wherein the current block comprises a transform block or a coding block, andwherein the wide-angle intra prediction is applied to the current block based on a height and width of the current block being not the same.24.-. (canceled)5. The image decoding method of claim 1 , wherein the modified intra prediction mode is derived based on which of the height and width of the current block is greater claim 1 , a ratio between the height and width of the current block claim 1 , and the intra prediction mode.6. The image decoding method of ...

TRANSFORM-BASED IMAGE CODING METHOD AND APPARATUS THEREFOR

An image decoding method according to the present document comprises the steps of: deriving a transform coefficient for a current block on the basis of residual information; deriving a residual sample by applying, to the transform coefficient, at least one of LFNST and MTS; and generating a reconstructed picture on the basis of the residual samples, wherein the LFNST is performed on the basis of an LFNST index indicating an LFNST kernel, the MTS is performed on the basis of an MTS index indicating an MTS kernel, and the LFNST index may be parsed before the MTS index. 1. An image decoding method performed by a decoding apparatus ,the method comprising:receiving residual information from a bitstream;deriving transform coefficients for a current block based on the residual information;deriving residual samples by applying at least one of LFNST and MTS to the transform coefficients; andgenerating a reconstructed picture based on the residual samples,wherein the LFNST is performed based on an LFNST index related to an LFNST kernel;wherein the MTS is performed based on an MTS index related to an MTS kernel; andwherein the LFNST index is parsed before the MTS index.2. The image decoding method of claim 1 , wherein the residual information includes last significant coefficient position information claim 1 , andwherein the LFNST index is parsed after the last significant coefficient position information has been parsed.3. The image decoding method of claim 1 , wherein when the current block is a luma block and the LFNST index is 0 claim 1 , the MTS index is parsed.4. The image decoding method of claim 1 , wherein when a tree type of the current block is a dual tree claim 1 , the LFNST index for each of a luma block and a chroma block is parsed.5. The image decoding method of claim 2 , wherein the deriving the transform coefficient comprises deriving a width and a height for a top-left region in which a last significant coefficient may exist in the current block by zero-out ...

IMAGE ENCODING/DECODING METHOD AND DEVICE THEREFOR

Disclosed are an image encoding/decoding method and a device therefor. Specifically, an image encoding method may comprise the steps of: generating a quantized transform block by performing transform and quantization on a residual signal of a current block; splitting the quantized transform block into a plurality of coefficient groups; determining a first scan order representing the scan order among the coefficients of the coefficient groups; and entropy encoding the coefficients of the quantized transform block according to the first scan order, and a second scan order representing the scan order among the plurality of coefficient groups. 1. A method for encoding an image , the method comprising:generating a quantized transform block by performing transform and quantization on a residual signal of a current processing block;splitting the quantized transform block into a plurality of coefficient groups;determining a first scan order representing the scan order among the coefficients of the coefficient groups; andentropy encoding the coefficients of the quantized transform block according to the first scan order and a second scan order representing the scan order among the plurality of coefficient groups.2. The method for encoding an image of claim 1 , wherein the determining of the first scan order comprising:determining a distance value among respective coefficients of the coefficient group based on a left upper coefficient of the coefficient group, andallocating a scan index to coefficients having the same distance value according to a predetermined order while sequentially increasing the distance value.3. The method for encoding an image of claim 2 , wherein the determining of the distance value among the respective coefficients of the coefficient group comprising:determining, when the coefficient group is a non-square block, a horizontal increment representing an increase amount of a coordinate value in a horizontal direction of each coefficient and a vertical ...

CARBAZOLE-BASED COMPOUND AND ORGANIC LIGHT EMITTING DEVICE INCLUDING THE SAME

A carbazole compound represented by Formula 1: 4. The carbazole compound of claim 1 , wherein a11 to a13 are each independently selected from 0 and 1.5. The carbazole compound of claim 1 , wherein a14 is 0.6. The carbazole compound of claim 1 , wherein{'sub': 11', '13', 'ET', '1', '20', '1', '20', '6', '20', '1', '20, 'Rto Rare each independently selected from R, a hydrogen, a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a substituted or unsubstituted C-Calkyl group, a substituted or unsubstituted C-Calkoxy group, a substituted or unsubstituted C-Caryl group, a substituted or unsubstituted C-Cheteroaryl group, a substituted or unsubstituted monovalent non-aromatic condensed polycyclic group, and a substituted or unsubstituted monovalent non-aromatic condensed heteropolycyclic group; and'}{'sub': 11', '13', 'ET, 'wherein at least one selected from Rto Ris R.'}7. The carbazole compound of claim 1 , wherein{'sub': 11', '13', 'ET', '1', '20', '1', '20, 'Rto Rare each independently selected from R, a hydrogen, a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C-Calkyl group, and a C-Calkoxy group;'}{'sub': 1', '20', '1', '20, 'a C-Calkyl group and a C-Calkoxy group, each substituted with at least one selected from a deuterium, —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, and a phosphoric acid group or a salt thereof; and'}{'sub': 3', '4', '5, '— ...

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME, AND DIAGNOSTIC COMPOSITION INCLUDING THE ORGANOMETALLIC COMPOUND

Provided are an organometallic compound, and an organic light-emitting device and a diagnostic composition, each including the organometallic compound represented by Formula 1 below: 2. The organometallic compound of claim 1 , wherein M is Ir claim 1 , Pt claim 1 , Os claim 1 , or Rh claim 1 , and the sum of n1 and n2 is 2 claim 1 , 3 claim 1 , or 4.3. The organometallic compound of claim 1 , wherein Xis C.4. The organometallic compound of claim 1 , wherein{'sub': 1', '5', '6, 'a ring CYin Formula 1-1 comprises a monocyclic ring or a polycyclic ring in which a C-Ccarbocyclic group which directly bonds with a central metal is condensed with a ring group that does not contain nitrogen as a ring-forming atom.'}5. The organometallic compound of claim 1 , wherein{'sub': '1', 'the ring CYis a cyclopentene group, a cyclohexene group, a benzene group, a naphthalene group, an anthracene group, a phenanthrene group, a triphenylene group, a pyrene group, a chrysene group, a cyclopentadiene group, a 1,2,3,4-tetrahydronaphthalene group, a thiophene group, a furan group, an indole group, a benzoborole group, a benzophosphole group, an indene group, a benzosilole group, a benzogermole group, a benzothiophene group, a benzoselenophene group, a benzofuran group, a carbazole group, a dibenzoborole group, a dibenzophosphole group, a fluorene group, a dibenzosilole group, a dibenzogermole group, a dibenzothiophene group, a dibenzoselenophene group, a dibenzofuran group, a dibenzothiophene, a 9H-fluorene-9-on group, a dibenzothiophene, an azaindole group, an azabenzoborole group, an azabenzophosphole group, an azaindene group, an azabenzosilole group, an azabenzogermole group, an azabenzothiophene group, an azabenzoselenophene group, an azabenzofuran group, an azacarbazole group, an azadibenzoborole group, an azadibenzophosphole group, an azafluorene group, an azadibenzosilole group, an azadibenzogermole group, an azadibenzothiophene group, an azadibenzoselenophene group, an ...

METHOD FOR ENCODING/DECODING VIDEO SIGNAL, AND APPARATUS THEREFOR

Embodiments of the disclosure provide a method and apparatus for processing a video signal. Particularly, a method for decoding a video signal according to an embodiment of the disclosure may include: determining, among predefined secondary transform sets based on intra-prediction modes of a current block, a secondary transform set applied to the current block; obtaining a first syntax element indicating a secondary transform matrix applied to the current block in the determined secondary transform set; deriving a secondary inverse-transformed block by performing a secondary inverse transform on a left top region of the current block by using the secondary transform matrix specified by the first syntax element; and deriving a residual block of the current block by performing a primary inverse transform on the secondary inverse-transformed block using a primary transform matrix of the current block. 114-. (canceled)15. A method for decoding an image , comprising:determining a secondary transform set among a pre-determined number of secondary transform sets based on an intra prediction mode of the current block;acquiring a syntax element related to a secondary transform matrix to be applied to the current block in the secondary transform set;performing a secondary inverse-transform on secondary transformed coefficients of the current block based on the secondary transform matrix specified by the syntax element to obtain primary transformed coefficients, the secondary inverse-transform being a non-separable transform;performing a primary inverse-transform on the primary transformed coefficients based on a primary transform matrix of the current block to obtain residual samples of the current block; andgenerating reconstructed samples of the current block based on the residual samples,wherein a number of input coefficients of the secondary inverse-transform and a number of output coefficients of the secondary inverse-transform are respectively determined as 8 and 16 ...

METHOD FOR CODING IMAGE ON BASIS OF SECONDARY TRANSFORM AND DEVICE THEREFOR

An image decoding method according to the present document comprises a step of deriving modified transform coefficients on the basis of an inverse reduced secondary transform (RST) regarding transform coefficients regarding a target block. The inverse RST is performed on the basis of transform sets determined on the basis of a mapping relation following an intra prediction mode applied to the target block, and a transform kernel matrix selected from two transform kernel matrices included in the transform sets, respectively, and and is performed on the basis of whether or not the inverse RST is applied, and a transform index indicating one of the transform kernel matrices included in the transform sets. A syntax element bin string regarding the transform index is decoded on the basis of a different context set according to the tree type regarding the division structure of the target block. 1. An image decoding method performed by a decoding apparatus , the method comprising:receiving residual information and a transform index from a bitstream;deriving transform coefficients for a target block based on the residual information;deriving modified transform coefficients based on an inverse non-separable secondary transform for the transform coefficients, andderiving residual samples for the target block based on an inverse primary transform for the modified transform coefficients,wherein the inverse non-separable secondary transform is performed based on the transform index related to a transform kernel matrix included a transform set; deriving context information of a syntax element for the transform index,', 'decoding, based on the context information, bins of the syntax element for the transform index, the bins including a first bin and a second bin, and', 'deriving, based on the decoded bins, a value of the syntax element for the transform index,', 'wherein (i) based on a tree type of the target block being a dual tree type, the first bin of the syntax element for ...

VIDEO SIGNAL PROCESSING METHOD AND DEVICE

The present invention variably adjusts the maximum splitting information of a conversion unit according to the type of prediction unit and the splitting information on a coding unit and selects the optimal splitting information on the conversion unit. The present invention determines the maximum splitting information on the conversion unit of a depth block by using the maximum splitting information on the conversion unit for texture data. The present invention may lower complexity without a loss in efficiency by variably adjusting the maximum splitting information on the conversion unit in consideration of the characteristics of the depth data. The present invention may lower complexity by determining the maximum splitting information on the conversion unit of the depth data by using similar characteristics between the texture data and the depth data. 1. A video decoding method , comprising:acquiring prediction unit information and coding unit information of depth data;acquiring maximum partitioning information of a transform unit of a depth block by using the prediction unit information and the coding unit information;deciding transform unit size information of the depth block by using the maximum partitioning information of the transform unit of the depth block; andperforming inverse-transform on depth data by using the transform unit size information of the depth block, andwherein the step of deciding transform unit size information of the depth block comprises a step of deciding a size of the transform unit within a maximum partitioning information range of the transform unit.2. The method of claim 1 , wherein the deciding the transform size information of the depth block further comprises:calculating rate-distortion optimization by using the maximum partitioning information of the transform unit; anddeciding transform partitioning information having a smallest rate-distortion optimization.3. The method of claim 1 , wherein the prediction unit information ...

ORGANIC LIGHT-EMITTING DEVICE AND METHOD OF OPERATING THE SAME

An organic light-emitting device including a magnetoresistive element including a first magnetic layer, a second magnetic layer, and a separation layer disposed between the first magnetic layer and the second magnetic layer, an organic light-emitting element electrically connected to the magnetoresistive element, wherein the organic light-emitting element comprises a first electrode, a second electrode, and an organic light-emission layer disposed between the first electrode and the second electrode, a magnetic field applying unit configured to apply a magnetic field to at least the magnetoresistive element, and optionally, to the organic light-emitting element, a power source configured to supply a current between the magnetoresistive element and the organic light-emitting element, and a current source configured to apply a current between both terminals of the organic light-emitting element, wherein light-emission characteristics of the organic light-emitting device are changed depending on a direction and intensity of a current passing through the magnetoresistive element due to the power source and a direction and intensity of a current passing through the organic light-emitting element due to the power source and the current source. 1. An organic light-emitting device comprising:a magnetoresistive element comprising a first magnetic layer, a second magnetic layer, and a separation layer disposed between the first magnetic layer and the second magnetic layer;an organic light-emitting element electrically connected to the magnetoresistive element, wherein the organic light-emitting element comprises a first electrode, a second electrode, and an organic light-emission layer disposed between the first electrode and the second electrode;a magnetic field applying unit configured to apply a magnetic field to the magnetoresistive element, and optionally, to the organic light-emitting element;a power source configured to supply a current between the magnetoresistive ...

METHOD FOR ENCODING AND DECODING VIDEO SIGNAL, AND APPARATUS THEREFOR

The present invention provides a method for encoding a video signal, comprising: generating prediction pixels for the first row or column of a current block on the basis of boundary pixels neighboring to the current block; predicting remaining pixels within the current block respectively in the vertical direction or horizontal direction using the prediction pixels for the first row or column of the current block; generating a difference signal on the basis of the prediction pixels for the current block; and generating a transform-coded residual signal by applying a horizontal transform matrix and a vertical transform matrix to the difference signal. 1. A method of encoding a video signal , comprising:generating prediction pixels for a first row or column of a current block based on a boundary pixel neighboring to the current block;predicting remaining pixels within the current block respectively in a vertical direction or a horizontal direction using the prediction pixels for the first row or column of the current block;generating a difference signal based on the prediction pixels of the current block; andgenerating a transform-coded residual signal by applying a horizontal-directional transform matrix and a vertical-directional transform matrix to the difference signal.2. The method of claim 1 ,wherein when the prediction pixels for the first row of the current block are generated, the prediction for the remaining pixels is performed based on a previously reconstructed pixel in the vertical direction.3. The method of claim 1 ,wherein when the prediction pixels for the first column of the current block are generated, the prediction for the remaining pixels is performed based on a previously reconstructed pixel in the horizontal direction.4. The method of claim 1 , further comprising:performing a quantization on the transform-coded residual signal; andperforming an entropy encoding on the quantized residual signal.5. The method of claim 2 ,wherein a Rate-Distortion ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNALS USING REDUCED TRANSFORM

Provided is a method for decoding a video signal based on a reduced transform, which includes: checking whether a transform skip is applied to a current block; obtaining a transform index indicating a transform kernel of the current block from the video signal when the transform skip is not applied to the current block; determining a region where a primary transform is applied to the current block based on the transform kernel indicated by the transform index and a size of the current block; and performing an inverse primary transform on the region to which the primary transform is applied by using the transform kernel indicated by the transform index. 114-. (canceled)15. A decoding apparatus for image decoding configured forobtaining transform information indicating transform kernels of a current block,determining a size of a region of the current block to which an inverse primary transform is applied based on the transform kernels indicated by the transform information and a size of the current block, andperforming the inverse primary transform on the region to which the inverse primary transform is applied based on the transform kernels indicated by the transform information,wherein the transform kernels indicated by the transform information includes a pair of a horizontal transform kernel and a vertical transform kernel,wherein based on the size of the current block being 32×32 and the transform kernels applied to the current block belonging to a first transform group, the size of the region is determined as 32×32, andwherein based on the size of the current block being 32×32 and the transform kernels applied to the current block belonging to a second transform group, the size of the region is determined as 16×16.16. The decoding apparatus of claim 15 , wherein coefficients of a remaining region of the current block other than the region to which the inverse primary transform is applied is assigned as 0.17. The decoding apparatus of claim 15 , wherein the first ...

IMAGE CODING METHOD BASED ON SECONDARY TRANSFORM, AND DEVICE THEREFOR

An image decoding method according to the present document comprises the steps of: deriving transform coefficients through inverse quantization on the basis of quantized transform coefficients for a target block; deriving modified transform coefficients on the basis of an inverse reduced secondary transform (RST) for the transform coefficients; and generating, on the basis of an inverse primary transform for the modified transform coefficients, a restoration picture based on residual samples for the target block, wherein the modified transform coefficients derived according to the inverse RST are two-dimensionally arranged according to the order of a row priority direction or a column priority direction according to an intra prediction mode to be applied to the target block. 1. An image decoding method performed by a decoding apparatus , the method comprising:deriving transform coefficients for a target block from residual information;deriving modified transform coefficients based on an inverse non-separable secondary transform for the transform coefficients;deriving residual samples for the target block based on an inverse primary transform for the modified transform coefficients; andgenerating a reconstructed picture based on the residual samples for the target block,wherein the inverse non-separable secondary transform derives a larger number of output data than input data through a matrix operation of the input data for a top-left area of the target block and a transform kernel matrix, andwherein the modified transform coefficients are two-dimensionally arranged according to a row-first direction, by applying the inverse non-separable secondary transform, based on an intra prediction mode applied to the target block being a horizontal mode in a left direction with respect to a top-left diagonal direction.2. The image decoding method of claim 1 , wherein claim 1 , when an intra prediction mode applicable to the target block is one of 65 directional modes claim 1 ...

ELECTRONIC DEVICE HAVING MICROPHONE

In accordance with one aspect of the disclosure, an electronic device comprises a plate at least partially forming one surface of a housing and including a first through-hole; a printed circuit board disposed in the housing under the plate, the printed circuit having a second through-hole at least partly overlapping the first through-hole when viewed from above the first surface; a microphone disposed on a surface of the printed circuit board facing away from the plate, and at least partly overlapping the second through-hole when viewed from above the first surface; a seal member that is disposed between the plate and the printed circuit board around the first through-hole or the second through-hole; a support member that includes a first portion that faces the printed circuit board and includes an opening, the opening penetrated by the microphone, and a second portion that extends from the first portion and faces the plate; a first fixture the printed circuit board and the first portion; and a second fixture that is disposed between the plate and the second portion. 1. An electronic device comprising:a plate at least partially forming one surface of a housing and including a first through-hole;a printed circuit board disposed in the housing under the plate, the printed circuit having a second through-hole at least partly overlapping the first through-hole when viewed from above the plate;a microphone disposed on a surface of the printed circuit board facing away from the plate, and at least partly overlapping the second through-hole when viewed from above the plate;a seal member that is disposed between the plate and the printed circuit board around the first through-hole or the second through-hole;a support member that includes a first portion that faces the printed circuit board and includes an opening, the opening penetrated by the microphone, and a second portion that extends from the first portion and faces the plate;a first fixture the printed circuit board ...

IMAGE CODING METHOD BASED ON SECONDARY TRANSFORM AND DEVICE THEREFOR

An image decoding method according to the present specification comprises the steps of: deriving transform coefficients through inverse quantization on the basis of quantized transform coefficient for a target block; deriving modified transform coefficients on the basis of inverse reduced secondary transform (RST) of the transform coefficients; and generating a reconstructed picture on the basis of residual samples for the target block on the basis of an inverse primary transform of the modified transform coefficients, wherein the step of deriving the modified transform coefficients is characterized in deriving 16 modified transform coefficients by applying a transform kernel matrix to 8 transform coefficients in a 4×4 region of the target block. 1. An image decoding method performed by a decoding apparatus , the method comprising:receiving, from a bitstream, quantized transform coefficients and a transform index related to a transform;deriving transform coefficients through dequantization based on the quantized transform coefficients for a target block;deriving modified transform coefficients based on an inverse non-separable secondary transform using a transform kernel matrix for the transform coefficients;deriving residual samples for the target block based on an inverse primary transform for the modified transform coefficients; andgenerating a reconstructed picture based on the residual samples for the target block, wherein the deriving of the modified transform coefficients derives 16 of the modified transform coefficients by applying a transform kernel matrix to 8 of the transform coefficients in a 4×4 region of the target block, andwherein when an intra prediction mode applicable to the target block is one of 65 directional modes, the intra prediction mode is symmetric around intra prediction mode 34 in the top-left diagonal direction and the intra prediction mode applied to the target block is one of mode 2 to mode 34 in the left direction with respect to ...

METHOD AND APPARATUS FOR PROCESSING IMAGE SIGNAL

Embodiments of the present invention provide a method and apparatus for processing a video signal. A method for decoding an image signal according to an embodiment of the present invention comprises the steps of: for a current block having a width and a height different from each other, determining a modified intra prediction mode from an intra prediction mode, on the basis of a ratio between the width and the height of the current block and the intra prediction mode; determining an inverse non-separable transform set on the basis of the modified intra prediction mode; and applying an inverse non-separable transform matrix selected from the inverse non-separable transform set with respect to the top-left region of the current block, which is determined according to the width and the height of the current block. 114-. (canceled)15. A method for decoding an image signal , comprising:determining a modified intra prediction mode of a current block having a different width and height from an intra prediction mode, based on a ratio between the width and height of the current block and the intra prediction mode;determining an inverse non-separable transform set based on the modified intra prediction mode; andapplying an inverse non-separable transform matrix selected from the inverse non-separable transform set, to a top-left region of the current block determined based on the width and height of the current block,wherein determining the inverse non-separable transform set comprises determining an index of the inverse non-separable transform set related to the modified intra prediction mode,wherein based on that the modified intra prediction mode is greater than or equal to 0 and smaller than or equal to 1, the index is determined as a first index value,wherein based on that the modified intra prediction mode is greater than or equal to 2 and smaller than or equal to 12, the index is determined as a second index value,wherein based on that the modified intra prediction ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL

A method for processing a video signal according to the present invention comprises the steps of: determining a motion vector list comprising at least one of a spatial motion vector, a temporal motion vector, and a mutation vector as a motion vector candidate of a target block; extracting motion vector identification information for specifying the motion vector candidate to be used as a predicted motion vector of the target block; setting the motion vector candidate corresponding to the motion vector identification information as the predicted motion vector of the target block; and performing motion compensation based on the predicted motion vector. The present invention forms the motion vector candidate and derives the motion vector of the target and derives the motion vector of the target block therefrom, thus enabling a more accurate prediction of the motion vector, and thereby reduces the amount of transmitted residual data and improves coding efficiency. 1. A method for processing a video signal comprising:acquiring a disparity vector of a target block, wherein the disparity vector indicates a difference between a position of the target block contained in a current viewpoint and a position of a reference block contained in a neighbor viewpoint;identifying whether reference picture of the target block is identical with reference picture of a neighbor block;determining a motion vector list for the target block based on identifying, wherein the motion vector list is composed of one or more motion vector candidates for a predicted motion vector of the target block, and the motion vector candidate includes at least one of a spatial motion vector, a temporal motion vector, and the disparity vector;extracting motion vector identification (ID) information for the target block from a bitstream, wherein the motion vector ID information is used to specify a motion vector candidate contained in the motion vector list used as a predicted motion vector of the target block; ...

METHOD OF PROCESSING VIDEO SIGNAL AND DEVICE FOR SAME

The present invention relates to a method for decoding a bitstream for a video signal, and a device for same, and to a method including the steps of: obtaining dividing mode information, which orders a dividing technique for a current block, from the bitstream, the dividing technique including a first technique in which the current block is not divided, a second technique in which the current block is divided in a vertical direction into 2 blocks, a third technique in which the current block is divided in a horizontal direction into 2 blocks, and a fourth technique in which the current block is divided in vertical and horizontal directions into 4 blocks; obtaining prediction mode information for the current block from the bitstream and decoding the current block on the basis of the prediction mode information, when the dividing mode information orders the first technique; and repeatedly dividing the current block when the dividing mode information orders the second technique, the third technique, or the fourth technique. The present invention relates to a device for said method. 1. A method for decoding a bitstream for a video signal by a decoding device , the method comprising:obtaining partition mode information indicating a partitioning scheme of a current block from the bitstream, the partitioning scheme including a first scheme of not partitioning the current block, a second scheme of partitioning the current block into 2 blocks in a vertical direction, a third scheme of partitioning the current block into 2 blocks in a horizontal direction, and a fourth scheme of partitioning the current block into 4 blocks in vertical and horizontal directions;when the partition mode information indicates the first scheme, obtaining prediction mode information for the current block from the bitstream, the prediction mode information indicating whether the current block is coded using an intra prediction mode or an inter prediction mode, anddecoding the current block based on ...

LIGHT-EMITTING DEVICE WITH IMPROVED LIGHT EMISSION EFFICIENCY AND DISPLAY APPARATUS INCLUDING THE SAME

A light-emitting device includes: a reflective layer; a first electrode provided on the reflective layer; a second electrode facing the first electrode; a first emission layer provided between the first electrode and the second electrode; a second emission layer provided between the first emission layer and the second electrode, and a first partial transmission mirror provided between the first emission layer and the second emission layer so that a first or higher order resonance mode is formed between the reflective layer and the first partial transmission mirror, and a second or higher order resonance mode is formed between the reflective layer and the second electrode. 1. A light-emitting device comprising:a reflective layer;a first electrode provided on the reflective layer;a second electrode facing the first electrode;a first emission layer provided between the first electrode and the second electrode;a second emission layer provided between the first emission layer and the second electrode, anda first partial transmission mirror provided between the first emission layer and the second emission layer so that a first or higher order resonance mode is formed between the reflective layer and the first partial transmission mirror, and a second or higher order resonance mode is formed between the reflective layer and the second electrode.2. The light-emitting device of claim 1 , wherein the first electrode comprises a transparent electrode and the second electrode comprises a partial transmission electrode that reflects a part of light and transmits another part of the light.3. The light-emitting device of claim 1 , wherein the reflective layer and the second electrode constitute a micro cavity having a resonance wavelength claim 1 , andwherein the first partial transmission mirror is provided at a node of a light wave resonating within the micro cavity.4. The light-emitting device of claim 1 , wherein the first partial transmission mirror comprises silver (Ag) ...

METHOD AND DEVICE FOR PROCESSING A VIDEO SIGNAL BY USING AN ADAPTIVE SEPARABLE GRAPH-BASED TRANSFORM

The present invention provides a method for decoding a video signal using an adaptive separable graph-based transform, comprising the steps of: receiving a transform index for a target block from the video signal, wherein the transform index indicates a graph-based transform to be applied to the target block; deriving a graph-based transform kernel corresponding to the transform index; and decoding the target block based on the graph-based transform kernel. 1. A method for decoding a video signal using an adaptive separable graph-based transform , the method comprising:receiving, from the video signal, a transform index for a target block, the transform index indicating graph-based transform to be applied to the target block;deriving a graph-based transform kernel corresponding to the transform index; anddecoding the target block based on the graph-based transform kernel.2. The method of claim 1 , whereinwhen the target block is comprised of M or N subblocks partitioned in a horizontal or vertical direction, the transform index corresponds to each subblock.3. The method of claim 2 , whereinthe graph-based transform kernel is derived to each subblock according to the transform index, and different transform types are applied to at least two subblocks.4. The method of claim 3 , whereinthe different transform types include at least two of DCT, asymmetric discrete sine transform (ADST), and reverse asymmetric discrete sine transform (RADST).5. The method of claim 1 , whereinthe graph-based transform kernel is a 2-dimensional separable graph-based transform kernel generated based on a combination of a plurality of 1-dimensional graph-based transforms.6. The method of claim 1 , whereinthe graph-based transform kernel is predefined in every row or column of the target block.7. The method of claim 1 , whereinthe transform index is received in every unit of at least one of a coding unit, a prediction unit, and a transform unit.8. A method for encoding a video signal using an ...

ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , whereinin Formula 1, M is Ir and the sum of n1 and n2 is 3; or M is Pt and the sum of n1 and n2 is 2, andthe organometallic compound does not comprise an ionic group.3. The organometallic compound of claim 1 , wherein{'sub': 1', '3, 'Rto Rin Formula 2A are each independently selected from'}{'sub': 1', '20', '1', '20', '51', '52', '53, 'a C-Calkyl group, a C-Calkoxy group, and —Si(Q)(Q)(Q);'}{'sub': 1', '20', '1', '20', '3', '2', '2', '3', '2', '2', '1', '10, 'a C-Calkyl group and a C-Calkoxy group, each substituted with at least one selected from a deuterium, —F, —Cl, —Br, —I, —CD, —CDH, —CDH, —CF, —CFH, —CFH, a hydroxyl group, a cyano group, a nitro group, an amino group, an amidino group, a hydrazine group, a hydrazone group, a carboxylic acid group or a salt thereof, a sulfonic acid group or a salt thereof, a phosphoric acid group or a salt thereof, a C-Calkyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantanyl group, norbornanyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a naphthyl group, a pyridinyl group, and a pyrimidinyl group;'}a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantanyl group, norbornanyl group, a norbornenyl group, a cyclopentenyl group, a cyclohexenyl group, a cycloheptenyl group, a phenyl group, a naphthyl group, a fluorenyl group, a phenanthrenyl group, an anthracenyl group, a fluoranthenyl group, a triphenylenyl group, a pyrenyl group, a chrysenyl group, a pyrrolyl group, a thiophenyl group, a furanyl group, an imidazolyl group, a pyrazolyl group, a thiazolyl group, an isothiazolyl group, an oxazolyl group, an isoxazolyl group, a pyridinyl group, a pyrazinyl group, a pyrimidinyl group, a pyridazinyl group, an isoindolyl group, an indolyl group, an indazolyl group, a purinyl group, a ...

Phase shifter generating pulse signals and continuous frequency signals, radar including the same, and transmitter of radar

Disclosed is a radar. The radar comprises a transmitter configured to radiate an output signal to an outside. The transmitter includes the phase shifter including a first oscillator configured to generate a first signal, based on a first external signal and a second oscillator configured to generate a second signal, based on a second external signal having a phase different from that of the first external signal, and wherein the first oscillator further receives the second signal to generate the first signal and the second oscillator further receives the first signal to generate the second signal, and configured to generate an oscillation signal of which phase is shifted based on the first signal and the second signal, and the signal amplifier configured to amplify the phase-shifted oscillation signal to generate the output signal.

IMAGE ENCODING/DECODING METHOD AND DEVICE THEREFOR

The present invention relates to a video signal decoding method based on a Multiple Transform Selection (MTS). The method may comprise the steps of: parsing a first syntax element representing whether MTS applies to the inverse transformation of a current block, wherein the MTS represents a transform mode which uses a transform type other than a default transform type predefined for the current block; by performing inverse quantization on the current block, deriving an inverse-quantized transform coefficient array having the width and the height of the current block; determining, on the basis of the first syntax element, a vertical transform type applying to the vertical direction of the current block, and a horizontal transform type applying to the horizontal direction of the current block; and, by performing inverse transformation on the inverse-quantized transform coefficient array by using the vertical transform type and the horizontal transform type, deriving a residual sample array having the width and the height of the current block. 112-. (canceled)14. The method of claim 13 ,wherein the plurality of transform combinations includes at least one of discrete cosine transform type 2, DCT2, discrete sine transform type 7, DST7, and discrete cosine transform type 8, DCT8.15. The method of claim 13 ,wherein based on the MTS index has a value of zero, the vertical transform type and the horizontal transform type are determined as DCT2, andwherein based on the MTS index has a value of non-zero, each of the vertical transform type and the horizontal transform type is determined as any one of DST7 and DCT8.16. A method of encoding a video signal based on a Multiple Transform Selection (MTS) claim 13 , comprising:generating a residual sample array;determining a vertical transform type applied to a vertical direction and horizontal transform type applied to a horizontal direction of a current block;performing a transform on the current block based on the vertical ...

Display device and operating method thereof

Provided is a display device including a display configured to display first content; a memory storing instructions; and a processor configured to execute the instructions to: obtain first content information by analyzing the first content, obtain user tracking information by tracking a user viewing the first content displayed by the display, determine whether a trigger condition is satisfied, based on at least one of the first content information or the user tracking information, and based on the trigger condition being satisfied, control a communication unit to transmit second content to a projector connected to the display device, wherein the second content is generated based on the first content.

Phase demodulator with negative feedback loop

Disclosed is a phase demodulator, which includes a transmitter that outputs a reference signal to a target, a receiver that receives a target signal generated in response to the reference signal from the target, and a demodulation processor that demodulates the target signal, and the demodulation processor includes a phase controller that outputs a first phase signal based on the reference signal, a phase shifter that delays a phase of the first phase signal to output a first delayed signal, a mixer that outputs a first mixing signal based on the target signal and the first delay signal, and an amplifier that outputs a first feedback signal generated by amplifying the first mixing signal to the phase controller.

ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , whereinin Formula 1, n1 is 1 and n2 is 2.3. The organometallic compound of claim 1 , wherein{'sub': 1', '3', '1', '20', '3', '2', '2', '3', '2', '2, 'Rto Rin Formulae 2A(1) to 2A(8) and 2A(25) to 2A(40) are each independently a C-Calkyl group that is unsubstituted or substituted with at least one selected from a deuterium, —F, —CD, —CDH, —CDH, —CF, —CFH, —CFH, and a cyano group.'}4. The organometallic compound of claim 1 , wherein{'sub': 1', '3, 'Rto Rin Formulae 2A(1) to 2A(8) and 2A(25) to 2A(40) are each independently selected from{'sub': 3', '3', '2', '2', '2', '3', '2', '3', '2', '2', '2', '2', '3', '2', '2', '3', '2', '3', '2', '2', '2', '2, '—CH, —CD, —CDH, —CDH, —CHCH, —CHCD, —CHCDH, —CHCDH, —CHDCH, —CHDCDH, —CHDCDH, —CHDCD, —CDCD, —CDCDH, and —CDCDH;'}an n-propyl group, an isopropyl group, an n-butyl group, an isobutyl group, a sec-butyl group, a tert-butyl group, an n-pentyl group, an isopentyl group, a sec-pentyl group, and a tert-pentyl group; andan n-propyl group, an isopropyl group, an n-butyl group, an isobutyl group, a sec-butyl group, a tert-butyl group, an n-pentyl group, an isopentyl group, a sec-pentyl group, and a tert-pentyl group, each substituted with at least one selected from a deuterium.5. The organometallic compound of claim 1 , wherein{'sub': 11', '11a', '11b', '41', '48, 'R, R, R, and Rto Rin Formulae 2A(1) to 2A(8) and 2A(25) to 2A(40) are each independently selected from'}{'sub': 1', '20', '1', '20, 'a hydrogen, a deuterium, —F, a cyano group, a C-Calkyl group, and a C-Calkoxy group; and'}{'sub': 1', '20', '1', '20', '3', '2', '2', '3', '2', '2', '1', '10, 'a C-Calkyl group and a C-Calkoxy group, each substituted with at least one selected from a deuterium, —F, —CD, —CDH, —CDH, —CF, —CFH, —CFH, a cyano group, a C-Calkyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclooctyl group, an adamantanyl group, and ...

METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL BY USING GRAPH-BASED TRANSFORM

The present invention provides a method for decoding a video signal using a graph-based transform including receiving, from the video signal, a transform index for a target block; deriving a graph-based transform kernel corresponding to the transform index, and the graph-based transform kernel is determined based on boundary information, which represents a property of a signal for a block boundary; and decoding the target block based on the graph-based transform kernel. 1. A method for decoding a video signal using a graph-based transform , comprising:receiving, from the video signal, a transform index for a target block;deriving a graph-based transform kernel corresponding to the transform index, wherein the graph-based transform kernel is determined based on boundary information, which represents a property of a signal for a block boundary; anddecoding the target block based on the graph-based transform kernel.2. The method of claim 1 , wherein the boundary information includes at least one of an edge weight claim 1 , a number of self-loop and a self-loop weight.3. The method of claim 2 , wherein at least one of the edge weight and the self-loop weight is separately set into a left boundary value and a right boundary value.4. The method of claim 1 , wherein the graph-based transform kernel corresponds to one of predefined transform types according to the boundary information.5. The method of claim 4 , wherein the graph-based transform kernel is derived for each sub-block according to the transform index claim 4 , and wherein different transform types with each other are applied to at least two or more sub-blocks.6. The method of claim 1 , when the target block is comprised of M or N sub-blocks which are partitioned in a horizontal direction or a vertical direction claim 1 , wherein the transform index corresponds to each sub-block.7. The method of claim 1 , wherein the graph-based transform kernel is a 2 dimensional separable graph-based transform kernel generated ...

ORGANIC LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME

An organic light-emitting device including a first electrode, a second electrode, an emission layer disposed between the first electrode and the second electrode, a hole transport region disposed between the first electrode and the emission layer, and an electron transport region disposed between the emission layer and the second electrode, wherein the emission layer includes a host and a dopant, wherein the dopant is an iridium-free organometallic compound, and wherein a dopant concentration profile of the emission layer satisfies predetermined parameters disclosed in the specification. 1. An organic light-emitting device comprising:a first electrode;a second electrode;an emission layer disposed between the first electrode and the second electrode;a hole transport region disposed between the first electrode and the emission layer; andan electron transport region disposed between the emission layer and the second electrode,wherein the emission layer comprises a host and a dopant,the dopant is an iridium-free organometallic compound,{'sub': 1', 'con', '2, 'a dopant concentration profile of the emission layer satisfies N≤D(x)≤Nin a direction from the hole transport region toward the electron transport region,'}{'sub': con', 'EML, 'x in D(x) is a real number and a variable satisfying 0≤x≤L,'}{'sub': 'EML', 'Lis a thickness of the emission layer,'}{'sub': 'con', 'D(x) represents a dopant concentration (percent by weight) at a position spaced apart by x from an interface between the hole transport region and the emission layer, toward the emission layer,'}{'sub': '1', 'N(percent by weight) is a minimum value of a dopant concentration of the emission layer and is greater than or equal to about 0 percent by weight and less than about 100 percent by weight,'}{'sub': '2', 'N(percent by weight) is a maximum value of the dopant concentration of the emission layer and is greater than about 0 percent by weight and less than or equal to about 100 percent by weight,'}{'sub': 1', ' ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL BY APPLYING SECONDARY TRANSFORM TO PARTITIONED BLOCK

The present disclosure provides a method for reconstructing a video signal, which includes: obtaining a transform coefficient block by performing an entropy decoding and a dequantization for a current block; deriving a secondary transform corresponding to a specific area in the transform coefficient block, wherein the specific area represents an area including a top-left block of the transform coefficient block; performing an inverse secondary transform for each of subblocks within the specific area using the secondary transform; performing an inverse primary transform for a block which the inverse secondary transform is applied to; and reconstructing the current block using a block which the primary inverse transform is applied to. 1. A method for reconstructing a video signal , the method comprising:obtaining a secondary transform index for a current block;deriving a secondary transform matrix related to a specific area in a transform block based on the secondary transform index, wherein the specific area represents an area including a top-left area of the transform block, and wherein the secondary transform matrix is denoted based on an input length and an output length of a secondary transform;performing an inverse secondary transform for the specific area based on the secondary transform matrix;performing an inverse primary transform for a block which the inverse secondary transform is applied to;obtaining residual samples based on a block which the primary inverse transform is applied to; andreconstructing the current block based on the residual samples and prediction samples,wherein the input length of the inverse secondary transform is determined as 16, and the output length of the inverse secondary transform is determined as 48, based on that each of the height and the width of the transform block is equal to 8 or 16.2. The method of claim 1 , wherein the specific area is divided into 4×4 subblocks claim 1 , andwherein the inverse secondary transform is ...

TRANSFORM-BASED IMAGE CODING METHOD, AND DEVICE THEREFOR

An image decoding method according to the present document may comprise the steps of: if a current block is partitioned into sub-partition transform blocks, deriving a prediction sample of the current block on the basis of intra prediction mode information; determining an LFNST set including LFNST matrices on the basis of an intra prediction mode derived from the intra prediction mode information; selecting one of the LFNST matrices on the basis of the LFNST set and the LFNST index; deriving transform coefficients for the sub-partition transform blocks on the basis of the selected LFNST matrix; and deriving residual samples for the current block on the basis of the transform coefficients. 1. An image decoding method performed by a decoding apparatus , the method comprising:obtaining intra prediction mode information and LFNST index information from a bitstream;deriving prediction samples based on an intra prediction mode derived from the intra prediction mode information for a current block being divided into sub-partition transform blocks;determining an LFNST set including LFNST matrices based on the intra prediction mode;selecting one of the LFNST matrices based on the LFNST set and the LFNST index information;deriving transform coefficients for sub-partition transform blocks based on the selected LFNST matrix;deriving residual samples for the current block based on the transform coefficients; andgenerating reconstructed samples for the current block based on the prediction samples and the residual samples,wherein the LFNST index information is parsed based on a width and a height of each sub-partition transform block being 4 or more.2. The method of claim 1 , wherein the same LFNST set and the same LFNST index information are applied to the sub-partition transform blocks divided from the current block.3. The method of claim 1 , wherein the same intra prediction mode is applied to the sub-partition transform blocks divided from the current block claim 1 , and the ...

Medical containers and system components with non-dehp plasticizers for storing red blood cell products, plasma and platelets

A container for blood or a blood component is provided, the container comprising one or more container walls defining an interior chamber, the container walls comprising one or more layers, the layers comprising or consisting of a composition comprising one or more polymeric materials and at least one extractable agent selected from the group consisting of a terephthalate ester, a cyclohexane dicarboxylic acid ester, a citrate ester, and a polyol ester, wherein the container further comprises one or more additional components, wherein the container comprises less than about 3% (w/w) of di-2-ethylhexyl phthalate (DEHP), preferably wherein the container comprises less than about 3% (w/w) of phthalates. Thereby, improved blood products are provided in which the DEHP or overall phthalate content is reduced.

METHOD AND DEVICE FOR PROCESSING VIDEO SIGNAL

The present invention relates to inter-view residual prediction and is characterized by obtaining residual data of a first reference block by using a motion vector of a neighboring block, obtaining residual data of a second reference block by using a reference view motion vector or a disparity vector, obtaining a residual data prediction value by using the residual data of the first reference block and the residual data of the second reference block, and coding a current texture block by using the residual data prediction value. The present invention can perform inter-view residual prediction by using a prediction value obtained using coded data of another view point belonging to the same time band to increase the accuracy of video data prediction by using a correlation between view points and reduce the amount of residual data to be transmitted, thereby improving the coding efficiency. In addition, the complexity in a coding process may be reduced by adding a condition for applying the inter-view residual prediction. 1. A method for processing a video signal , comprising:obtaining an inter-view motion vector from a neighboring block of a current texture block, the neighboring block being coded according to inter-view inter prediction;obtaining a reference view motion vector of a corresponding block using the inter-view motion vector;obtaining residual data of a first reference block using the reference view motion vector of the corresponding block;obtaining the reference view motion vector of the corresponding block using a reference view motion vector of the current texture block;obtaining residual data of a second reference block using the reference view motion vector of the current texture block;obtaining a residual data prediction value using the residual data of the first reference block and the residual data of the second reference block; anddecoding the current texture block using the residual data prediction value.2. The method according to claim 1 , ...

METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL ON BASIS OF SECONDARY TRANSFORM

Disclosed is a method for decoding a video signal, including: generating a dequantized transform block by performing dequantization for a current block; acquiring an intra prediction mode of the current block; determining a secondary transform set applied to the current block among a plurality of secondary transform sets based on the intra prediction mode; deriving a transform kernel applied to the current block in the determined secondary transform set; and performing secondary transform for a top left specific area of the dequantized transform block by using the derived transform kernel, in which the plurality of secondary transform sets may include at least one mixed secondary transform set. 110.-. (canceled)11. A method for decoding a video signal , the method comprising:generating a dequantized transform block for a current block;acquiring an intra prediction mode of the current block;determining a secondary transform set applied to the current block among a plurality of secondary transform sets based on the intra prediction mode;deriving a transform kernel applied to the current block in the determined secondary transform set; andperforming secondary transform for some coefficients of the dequantized transform block by using the derived transform kernel,wherein the deriving a transform kernel further includes:acquiring a secondary transform index including information about a transform kernel applied to the current block in the determined secondary transform set.12. The method of claim 11 , wherein the secondary transform index is binarized in a truncated unary scheme based on a number of available transform kernels in the determined secondary transform set.13. The method of claim 11 , wherein the plurality of secondary transform sets include at least one mixed secondary transform set.14. The method of claim 13 , wherein the mixed secondary transform set includes at least one 8×8 transform kernel applied to an 8×8 size area and at least one 4×4 transform ...

Display device for vehicle

A display device for a vehicle is configured to be mounted in an indoor space of the vehicle and to change a display area. The display device includes a first frame that has a first end configured to be coupled to an interior member of the vehicle, a second frame that has a first end coupled to a second end of the first frame and is configured to be rotate about the second end of the first frame, and a flexible display that is disposed at a first surface of the first frame and a first surface of the second frame and configured to fold to allow a second surface of the first frame opposite to the first surface of the first frame to overlap with a second surface of the second frame opposite to the first surface of the second frame.

ORGANOMETALLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE INCLUDING ORGANOMETALLIC COMPOUND, AND DIAGNOSTIC COMPOSITION INCLUDING ORGANOMETALLIC COMPOUND

An organometallic compound represented by Formula 1: 2. The organometallic compound of claim 1 , wherein{'sub': 2', '3', '4, 'Xand Xare each C, Xis N,'}{'sub': 2', '3, 'a bond between Xand M and a bond between Xand M are each a covalent bond, and'}{'sub': '4', 'a bond between Xand M is a coordinate bond.'}3. The organometallic compound of claim 1 , wherein CYto CYare each independently selected from a benzene group claim 1 , a naphthalene group claim 1 , an anthracene group claim 1 , a phenanthrene group claim 1 , a triphenylene group claim 1 , a pyrene group claim 1 , a chrysene group claim 1 , a cyclopentadiene group claim 1 , a 1 claim 1 ,2 claim 1 ,3 claim 1 ,4-tetrahydronaphthalene group claim 1 , a thiophene group claim 1 , a furan group claim 1 , an indene group claim 1 , a benzoborole group claim 1 , a benzophosphole group claim 1 , an indene group claim 1 , a benzosilole group claim 1 , a benzogermole group claim 1 , a benzothiophene group claim 1 , a benzoselenophene group claim 1 , a benzofuran group claim 1 , a carbazole group claim 1 , a dibenzoborole group claim 1 , a dibenzophosphole group claim 1 , a fluorene group claim 1 , a dibenzosilole group claim 1 , a dibenzogermole group claim 1 , a dibenzothiophene group claim 1 , a dibenzoselenophene group claim 1 , a dibenzofuran group claim 1 , a dibenzothiophene 5-oxide group claim 1 , a 9H-fluorene-9-one group claim 1 , a dibenzothiophene-5 claim 1 ,5-dioxide group claim 1 , an azacarbazole group claim 1 , an azadibenzoborole group claim 1 , an azadibenzophosphole group claim 1 , an azafluorene group claim 1 , an azadibenzosilole group claim 1 , an azadibenzogermole group claim 1 , an azadibenzothiophene group claim 1 , an azadibenzoselenophene group claim 1 , an azadibenzofuran group claim 1 , an azadibenzothiophene-5-oxide group claim 1 , an aza-9H-fluoren-9-one group claim 1 , an azadibenzothiophene-5 claim 1 ,5-dioxide group claim 1 , a pyridine group claim 1 , a pyrimidine group claim 1 , a ...

IMAGE CODING METHOD BASED ON MULTIPLE TRANSFORM SELECTION AND DEVICE THEREFOR

An image decoding method according to the present invention comprises the steps of: deriving quantized transform coefficients for a current block from a bitstream; deriving transform coefficients by performing inverse quantization on the basis of the quantized transform coefficients; deriving residual samples for the current block by performing inverse transform on the basis of the transform coefficients; and generating a reconstructed picture on the basis of the residual samples, wherein the inverse transform comprises acquiring information relating to multiple transform selection (MTS) from the bitstream, and is performed using a transform kernel set derived on the basis of the information relating to the MTS. 1. An image decoding method performed by a decoding apparatus , comprising:obtaining residual information and information for multiple transform selection (MTS) from a bitstream;deriving quantized transform coefficients for a current block based on the residual information;deriving transform coefficients by performing a dequantization based on the quantized transform coefficients;deriving residual samples for the current block by performing an inverse transform on the transform coefficients based on the information for the MTS; andgenerating a reconstructed picture based on the residual samples,wherein the information for the MTS includes at least one of MTS intra availability flag information for indicating whether MTS based inverse transform is available for an intra coding block, MTS inter availability flag information for indicating whether MTS based inverse transform is available for an inter coding block, or MTS index information for indicating a transform kernel set including a vertical transform kernel and a horizontal transform kernel applied to the current block,wherein the residual samples are derived by performing the inverse transform based on the vertical transform kernel and the horizontal transform kernel included in the transform kernel set ...