Method for preparing a deep trench and an etching mixture for the same

The method for preparing a deep trench uses a dry etching process to form a trench in a silicon substrate, and an etching mixture is then coated on the surface of the silicon substrate and inside the deep trench. A portion of etching mixture is removed from the surface of the silicon substrate and the trench above a predetermined depth from the surface of the substrate, and an etching process is then performed using the etching mixture remaining inside the trench to etch the silicon substrate below the predetermined depth so as to form the deep trench. The etching mixture comprises a conveying solution and an etchant, and the viscosity of the conveying solution is higher than that of the etchant. The conveying solution is spin-on-glass or a photoresist, and the etchant is tetramethylammonium hydroxide, ammonium, or hydrofluoric acid. The volume ratio of the conveying solution and the etchant is preferably between 50:1 and 20:1.

Data processing method, network device, and terminal

The present disclosure discloses a data processing method, a network device, and a terminal. In this method, a transmit end combines basic modulation symbols obtained after basic modulation is performed on all layers of data, to obtain a combined symbol vector X. The transmit end maps the symbol vector X to Q resource elements to obtain a data vector S. A symbol quantity of the symbol vector X is greater than a symbol quantity of the data vector S. The symbol quantity of the data vector S is Q. Q is a positive integer. Therefore, non-orthogonal spreading and superposition transmission of a plurality of terminals can be implemented in both uplink and downlink, thereby effectively improving transmission efficiency.

Data transmission method and apparatus

Example data transmission methods and apparatus are described. One example method includes obtaining at least two signature sequences used to perform multiple access for at least two to-be-sent data packets by a user equipment. The user equipment processes the at least two data packets by respectively using corresponding signature sequences, to obtain at least two transmit sequences. The user equipment sends the at least two transmit sequences to a network device on a same time-frequency resource. Then the network device obtains the at least two signature sequences used by the user equipment to send the at least two transmit sequences, and separately detects a corresponding transmit sequence based on each signature sequence, to obtain the at least two data packets. The user equipment can transmit a plurality of data packets on a same time-frequency resource in a same slot.

Resource mapping method and apparatus

Embodiments of the present invention provide a resource mapping method. The method includes: obtaining a modulation symbol generated based on M code words, where M is a positive integer greater than or equal to 1; mapping the modulation symbol generated based on the M code words to a time-frequency resource in one or more mapping patterns, where the mapping pattern is a pattern of mapping every Q modulation symbols to one mapping unit, the mapping unit includes F resource units, F is a positive integer greater than or equal to 1, Q is a positive integer meeting 1≤Q≤F, the mapping pattern includes a sparse mapping pattern, and the sparse mapping pattern is a mapping pattern meeting F≥2 and 1≤Q Подробнее

SOLID ELECTROLYTE MEMBRANE, SOLID BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRIC DEVICE

A solid electrolyte membrane, a solid battery, a battery module, a battery pack, and a power consuming device are provided. The solid electrolyte membrane comprises a sulfide electrolyte material and polymer particles dispersed in the sulfide electrolyte material; on the basis of 100 parts by mass of the total mass of the sulfide electrolyte material and the polymer particles, the mass of the polymer particles is 1 to 50 parts by mass; and no less than 90 wt % of the polymer particles have a size of 1 μm to 500 μm. Once compression-molded in conditions of 100 MPa to 500 MPa, the polymer particles have a compaction density of greater than 95% and a breaking strength of higher than 50 MPa. The mechanical properties of the solid electrolyte membrane can be improved so as to inhibit the propagation of cracks throughout the solid electrolyte membrane, thereby effectively solving the problem of lithium dendrites running throughout the solid electrolyte membrane.

Data transmission method and apparatus

A data transmission method and apparatus are provided. The method includes: modulating, based on a codebook, every N information bits of to-be-transmitted data into one M-dimensional modulation symbol, where the codebook is generated based on an M-dimensional modulation constellation, the M-dimensional modulation constellation includes M modulation constellations, a constellation point in an mth modulation constellation in the M modulation constellations is obtained by mapping N information bits based on an mth information bit subset, the mth information bit subset includes information bits on some locations in the N information bits, and a union set of M information bit subsets respectively corresponding to the M modulation constellations is the N information bits, where M and N are integers greater than or equal to 2, and m is 1, 2, . . . , or M; and sending the generated M-dimensional modulation symbol. The technical solutions can reduce complexity when a modulation signal is demodulated ...

Solid electrolyte sheet and preparation method thereof, battery and device including the same

The present application provides a preparation method for a solid electrolyte, including: acquiring an initial reaction mixture including a lithium precursor, a central atom ligand and an organic solvent; acquiring a modified solution including a borate ester and the organic solvent; mixing the initial reaction mixture and the modified solution, and drying to acquire an initial product; performing a grinding, cold press and heat treatment to the initial product to obtain the solid electrolyte. In the preparation method provided by the present application, a B and O co-doped sulphide solid electrolyte can be obtained by modifying the sulphide solid electrolyte with the borate ester as a doping raw material. The ionic conductivity of the prepared sulphide solid electrolyte is significantly improved, which is also conducive to improvement of energy density of the all-solid-state batteries.

LITHIUM METAL BATTERY, PROCESS FOR PREPARING THE SAME, APPARATUS CONTAINING THE LITHIUM METAL BATTERY AND NEGATIVE ELECTRODE PLATE

The present application discloses a lithium metal battery, a process for preparing the same, an apparatus containing the lithium metal battery, and a negative electrode plate. The lithium metal battery includes a positive electrode plate, a negative electrode plate and an electrolyte, the positive electrode plate including a positive electrode current collector and a positive electrode active material layer arranged on at least one surface of the positive electrode current collector and comprising a positive electrode active material, wherein the negative electrode plate includes a polymer material base layer; and a lithium-based metal layer that is directly bonded to at least one surface of the polymer material base layer.

COMPOSITE LITHIUM METAL NEGATIVE ELECTRODE, PREPARATION METHOD THEREOF, LITHIUM SECONDARY BATTERY, AND APPARATUS

A composite lithium metal negative electrode, a preparation method thereof, a lithium secondary battery, and an apparatus are provided. In some embodiments, the composite lithium metal negative electrode includes lithium metal and a lithium buffer layer on at least one surface of the lithium metal. The lithium buffer layer includes a porous framework and a lithiophilic material, where the porous framework is a conductive porous framework, the lithiophilic material is distributed in the porous framework, and a distribution density of the lithiophilic material in the porous framework decreases in a continuous gradient in a direction of the lithium buffer layer away from the lithium metal. A conductive lithium buffer layer with a continuous gradient change in lithiophilicity is added on a surface of the lithium metal negative electrode.

SOLID-STATE BATTERY, BATTERY MODULE, BATTERY PACK, AND APPARATUS ASSOCIATED THEREWITH

A solid-state battery, a battery module, a battery pack, and an apparatus associated therewith are provided. In some embodiments, the solid-state battery includes a solid-state electrolyte, where the solid-state electrolyte includes a sulfide electrolyte layer and at least one polymer electrolyte layer provided on a surface of the sulfide electrolyte layer, and the solid-state electrolyte satisfies the following condition: thickness of the sulfide electrolyte layer≥thickness of the polymer electrolyte layer on one side ≥84.2−80.2w. The polymer electrolyte layer having an appropriate thickness in this disclosure can improve interfacial infiltration between the current sulfide electrolyte layer and an electrode without seriously reducing the overall energy density of the battery, thereby overcoming defects of sulfide electrolyte in disclosures in solid-state batteries to a large extent and improving cycling performance and safety performance of solid-state batteries. 1. A solid-state battery , comprising a solid-state electrolyte , wherein the solid-state electrolyte comprises a sulfide electrolyte layer and at least one polymer electrolyte layer provided on a surface of the sulfide electrolyte layer , wherein the solid-state electrolyte satisfies the following condition:{'br': None, 'i': 'w≤Thk≤h,', '84.2−80.2×'}wherein h represents a thickness of the sulfide electrolyte layer in μm,Thk represents a thickness of the polymer electrolyte layer on one side in μm, andw represents a packing fraction of the sulfide electrolyte layer.2. The solid-state battery according to claim 1 , wherein the thickness Thk of the polymer electrolyte layer on one side and the thickness h of the sulfide electrolyte layer satisfies Thk≤0.8×h.3. The solid-state battery according to claim 1 , wherein the thickness Thk of the polymer electrolyte layer on one side and the thickness h of the sulfide electrolyte layer satisfies Thk≤0.5×h.4. The solid-state battery according to claim 1 , wherein ...

Automatic low-voltage circuit breaker closing device and automatic closing method by using device after no-voltage release

The invention provides an automatic low-voltage circuit breaker closing device, and belongs to the field of reclosing devices. The device comprises a low-voltage circuit breaker which is provided with a time relay, wherein a sliding contact, a termination contact and a clock mechanism are arranged in the time relay; the sliding contact and the termination contact are located at two ends of a right-angle connecting rod and provided with corresponding static contacts respectively, and the sliding contact and the termination contact are driven by the clock mechanism; a No.1 port and a No.13 port of the time relay are connected among different leading-out terminals of a low voltage side of a transformer, a fuse protector and the low-voltage circuit breaker respectively; and a No.17 port and a No.3 port of the time relay are short-circuited, and a No.16 port and a No.4 port are connected with two ends of an electric closing button of the low-voltage circuit breaker in parallel. According to ...

POSITIVE ELECTRODE ACTIVE MATERIAL AND POSITIVE ELECTRODE PLATE FOR ALL-SOLID-STATE LITHIUM SECONDARY BATTERY, ALL-SOLID-STATE LITHIUM SECONDARY BATTERY, AND APPARATUS

The present disclosure relates to a positive electrode active material and a positive electrode plate for all-solid-state lithium secondary battery, an all-solid-state lithium secondary battery, and an apparatus. The positive electrode active material provided in the present disclosure includes a positive electrode active substance and a sodium thiosulfate coating layer coating a surface of the positive electrode active substance. Applying the positive electrode active material provided in the present disclosure to the positive electrode plate for all-solid-state lithium secondary battery can significantly improve the cycling performance and capacity retention rate of the battery.

Drill pipe locating method and device based on dipulse magnetic moment measurement

The invention provides a drill pipe locating method and device based on dipulse magnetic moment measurement. The drill pipe locating device comprises two pulse magnetic moment units, a ground measuring unit and a ground calculating and displaying unit, wherein the two pulse magnetic moment units are both mounted in a non-magnetic drill pipe, the ground measuring unit and the ground calculating and displaying unit are respectively arranged on the ground and are communicated in a wireless mode, and each pulse magnetic moment unit comprises a magnetic field coil, a microcontroller, a high-voltage capacitor, two linkage electronic control switches, a clock chip, a voltage-multiplying boosting unit and a battery pack. When each micro controller is driven by each clock chip to control each linkage electronic control switch A to be connected and each linkage electronic control switch B to be disconnected, each high-voltage capacitor is charged. When each micro controller is driven by each clock ...

Method for packaging LED light source

The invention discloses a method for packaging an LED light source. The method for packaging the LED light source is characterized by including the following steps of step 1, bonding, specifically, pasting two light emitting diode chips onto one support in parallel by utilizing conductive silver paste through a die bonder, step 2, wire bonding, specifically, connecting the two light emitting diode chips in a manner that the negative pole of the first light emitting diode chip is connected with the positive pole of the second light emitting diode chip by utilizing pure gold through bonding equipment, and then connecting the positive pole of the first light emitting diode chip and the negative pole of the second light emitting diode chip with the positive pole and the negative pole on the support, step 3, silica gel application, specifically, coating the surfaces of the light emitting diode chips with protective silica gel through a dispenser, and step 4, carrying out light splitting and ...

AIR INTAKE MODULE OF WATER FEEDING APPARATUS

An air intake module of a water feeding apparatus is provided, which includes a body and a valve, and the body includes a water inlet channel and a water outlet channel. An air intake hole runs through the body outward from a joint between the water inlet channel and the water outlet channel, and the valve is disposed at the joint. With the change of a cross-sectional area of the joint, a phenomenon of a high flow rate and a low pressure occurs to force the valve plate open, and air is sucked in mixed with the water flow. When a back pressure of the water flow is larger than an atmospheric pressure outside, the valve plate is forced to close the air intake hole, so as to avoid leakage of the water flow and prevent the air intake hole from being clogged by impurities. 1. An air intake module of a water feeding apparatus , comprising:a body, having a water inlet channel, a water outlet channel, and at least one air intake hole running through each other, wherein the water inlet channel and the water outlet channel run axially, a joint between the water inlet channel and the water outlet channel has a smallest cross-section in the water inlet channel and the water outlet channel, and the air intake hole runs through the body outward from the joint between the water inlet channel and the water outlet channel; anda valve, disposed at the joint between the water inlet channel and the water outlet channel, wherein the valve has a valve plate, and the valve plate has flexibility to open when the water feeding apparatus supplies water and close the air intake hole in a back pressure state.2. The air intake module of the water feeding apparatus according to claim 1 , wherein the valve is disposed in a plug claim 1 , the body has an accommodating portion at the joint between the water inlet channel and the water outlet channel claim 1 , the plug is disposed in the accommodating portion claim 1 , the plug has at least a first opening and a second opening respectively ...

Packaging substrate and method of fabricating the same

A packaging substrate includes a core board having a first surface and an opposite second surface; at least a conic through hole formed in the core board and penetrating the first and second surfaces; a plurality of conductive paths formed on a wall of the conic through hole, free from being electrically connected to one another in the conic through hole; and a plurality of first circuits and second circuits disposed on the first and second surfaces of the core board, respectively, and being in contact with peripheries of two ends of the conic through hole, wherein each of the first circuits is electrically connected through each of the conductive paths to each of the second circuits. Compared to the prior art, the packaging substrate has a reduced number of through holes or vias and an increased overall layout density.

Optical compensation film and method for manufacturing the same

An optical compensation film for a liquid crystal display is provided and comprises a liquid crystal layer which is disposed on a substrate and has a plurality of first stripe-structure regions with a first thickness and a plurality of second stripe-structure regions with a second thickness, wherein each of the second stripe-structure regions is contiguous to at least one of the first stripe-structure region and the second thickness is greater than the first thickness. The method for manufacturing the optical compensation film is provided.

MEMBRANE BASED APPARATUS FOR MEASUREMENT OF VOLATILE PARTICLES

A vapor particle separator including a temperature controlled chamber for desorbing vapors from the particulates of an exhaust gas and a separation chamber including a micro porous membrane. The micro porous membrane provides an interface between at least one particle passageway and at least one vapor passageway through the separation chamber. The particle passageway extends from an entrance to the separation chamber to a particle exit from the separation chamber. The vapor passageway extends from the micro-porous membrane to a vapor exit from the separation chamber that is separate from the particle exit from the separation chamber. 1. A vapor particle separator comprising:a temperature controlled chamber for desorbing vapors from the particulates of an exhaust gas that enters the vapor particle separator through the temperature controlled chamber; anda separation chamber including a micro porous membrane for providing an interface between at least one particle passageway and at least one vapor passageway through the separation chamber, the particle passageway extends from an entrance to the separation chamber to a particle exit of the separation chamber, the vapor passageway extends from the micro-porous membrane to a vapor exit from the separation chamber that is separate from the particle exit from the separation chamber, wherein the micro porous membrane has a pore size that allows for diffusion of the vapors from the particle passageway through the micro porous membrane to the vapor passageway, wherein the particles having a lower diffusivity than the vapors are obstructed from entering the vapor passageway.2. The vapor particle separator of claim 1 , wherein the temperature controlled chamber comprises a metallic tube that is positioned within a heater.3. The vapor particle separator of claim 2 , wherein the metallic tube is composed of a metal selected from the group consisting of stainless steel claim 2 , aluminum claim 2 , copper claim 2 , titanium claim 2 ...

EDUCATIONAL GAMING DEVICE FOR LEARNING EVOLUTIONISM

An educational gaming device for learning evolutionism comprises a display device, a storage device and an operation unit. The storage device stores at least one scene and a plurality of corresponding representative creatures. The storage device and the display device are coupled to the operation unit. The operation unit selects at least two creatures from the representative creatures to respectively function as at least one player character and at least one non-player character. The operation unit drives the display device to show the process of interactivity and evolution of the player character and the non-player character in the scene. The game of the present invention features clear rules, instant feedbacks and competitions, and has much more interaction with the users than common instructional activities or common educational animations. 1. An educational gaming device for learning evolutionism , comprisinga display device:a storage device storing at least one scene and a plurality of representative creatures corresponding to said scene; andan operation unit connected with said display device and said storage device, selecting at least two representative creatures from said plurality of representative creatures to respectively function as a player-character creature and a non-player-character creature, and presenting on said display device statuses of interaction and evolution of said player-character creature and said non-player-character creature.2. The educational gaming device for learning evolutionism according to further comprising an operation controller claim 1 , wherein said operation unit receives instructions from said operation controller and presents actions corresponding to said instructions on said display device.3. The educational gaming device for learning evolutionism according to claim 1 , wherein said storage device stores two scenes claim 1 , with said two scenes including a Mesozoic Era and a Cenozoic Era.4. The educational gaming device ...

DISPLAY MODULE

A display module, which includes a display panel, a backlight unit and a bezel. The backlight unit is disposed opposite to the display panel. The bezel includes a bottom, a plurality of sidewalls and a plurality of extension structures. The bottom is configured to support the backlight unit. These sidewalls are configured to corporately enclose the display panel and the backlight unit, and each sidewall has a first end and a second end opposite to each other; wherein the first end is connected to the bottom. The extension structures each extend from the second end of the respective sidewall and include a supporting portion, disposed between the backlight unit and the display panel and opposite to the bottom, configured to support the display panel. 1. A display module , comprising:a display panel;a backlight unit disposed opposite to the display panel; and a bottom configured to support the backlight unit;', 'a plurality of sidewalls configured to corporately enclose the display panel and the backlight unit, and each sidewall having a first end and a second end opposite to each other, the first end being connected to the bottom; and', 'a plurality of extension structures, each extension structure extending from the second end of the respective sidewall and comprising a supporting portion, disposed between the backlight unit and the display panel and opposite to the bottom, configured to support the display panel., 'a bezel, comprising2. The display module according to claim 1 , wherein the extension structure is referred to either a first extension structure or a second extension structure claim 1 , the supporting portion of the first extension structure and the bottom are configured to have the shortest distance therebetween greater than the shortest distance between the supporting portion of the second extension structure and the bottom.3. The display module according to claim 1 , wherein each extension structure further comprises a connection portion connected ...

Display, Backlight Module, and Frame Structure Thereof

A backlight module includes a light-guiding plate, a back-light source disposed at a side of the light-guiding plate, and a frame structure disposed surrounding the light-guiding plate. The frame structure includes a border component, at least one first convex, and at least one second convex. The border component includes at least one first border and at least one second border. The first border and the second border are adjacent to each other and distributed along a first direction and a second direction respectively. The first convex protrudes from the inner surface of the first border and extends inward along the second direction. The second convex protrudes from the inner surface of the second border and extends inward along the first direction. The first direction is vertical to the second direction, and the top of the vertical height of the first convex is lower than that of the second convex.

WORD SEGMENTATION SYSTEM, METHOD AND DEVICE

In an optical character recognition system, a word segmentation method, comprising: acquiring a sample image comprising a word spacing marker or a non-word spacing marker; processing the sample image with a convolutional neural network to obtain a first eigenvector corresponding to the sample image, a word spacing probability value and/or a non-word spacing probability value corresponding to the first eigenvector; acquiring a to-be-tested image, and processing the to-be-tested image with the convolutional neural network to obtain a second eigenvector corresponding to the to-be-tested image, a word spacing probability value or a non-word spacing probability value corresponding to the second eigenvector; and performing word segmentation on the to-be-tested image by using the just obtained word spacing probability value or the non-word spacing probability value. In embodiments, word segmentation can be performed accurately, so that accuracy and speed of the word segmentation are improved, and user's experience is enhanced. 1. In an optical character recognition (“OCR”) system , a word segmentation method , comprising:acquiring a sample image comprising a word spacing marker or a non-word spacing marker;processing the sample image with a convolutional neural network to obtain a first eigenvector corresponding to the sample image, a word spacing probability value and/or a non-word spacing probability value corresponding to the first eigenvector;acquiring a to-be-tested image, and processing the to-be-tested image with the convolutional neural network to obtain a second eigenvector corresponding to the to-be-tested image, a word spacing probability value or a non-word spacing probability value corresponding to the second eigenvector; andperforming word segmentation on the to-be-tested image by using the just obtained word spacing probability value or the non-word spacing probability value.2. The OCR system according to claim 1 , wherein acquiring the sample image ...

OPTICAL FILM

An optical film includes a first diffraction layer, a second diffraction layer, and a cover layer. The first diffraction layer includes a plurality of first diffraction gratings arranged in the same direction on a surface thereof. The second diffraction layer includes a plurality of second diffraction gratings arranged in the same direction gap-filled the first diffraction gratings of the first diffraction layer, wherein the directions of the first diffraction gratings and the second diffraction gratings are parallel to each other. The cover layer is formed on the second diffraction gratings of the second diffraction layer. At least one of the first diffraction layer, the second diffraction layer and the cover layer contains dyes, and therefore, the optical film can reduce the light leakage defect of a conventional liquid crystal display in a large viewing angles and make the liquid crystal display have uniform dark-state images and colorful images. 1. An optical film , comprising:a first diffraction layer with a upper surface and a lower surface opposite to each other, including a plurality of first diffraction gratings arranged in the same direction on the upper surface thereof;a second diffraction layer including a plurality of second diffraction gratings arranged in the same direction and gap-filled in and on the first diffraction gratings of the first diffraction layer, wherein the directions of the first diffraction gratings and the second diffraction gratings are parallel to each other; anda cover layer formed on the second diffraction layer;wherein at least one of the first diffraction layer, the second diffraction layer or the cover layer comprises dyes.2123123. The optical film according to claim 1 , wherein the first diffraction layer has a first refraction index of n claim 1 , the second diffraction layer has a second refraction index of n claim 1 , the cover layer has a third refraction index of n claim 1 , and n claim 1 , n and n are all in the range ...

OPTICAL FILM

The invention provides an optical film for improving image quality of a liquid crystal display comprising: a light directing structure layer, a first filling layer, a plurality of first diffraction gratings and a second filling layer. The light directing structure layer comprises a plurality of light directing micro structures, wherein the ratio of height to width of each light directing micro structure is in the range of 1.5 to 6. The first filling layer is disposed on the light directing structure layer, and the refractive index of the first filling layer and the light directing structure layer are different. The first diffraction gratings along with a first direction are formed on the first filling layer. The second filling layer is disposed on the first diffraction gratings and the refractive index of the second filling layer and the first diffraction gratings are different. 1. An optical film comprising:a light directing structure layer comprising a plurality of light directing micro structures, wherein the ratios of height to width of the light directing micro structures are in the range of 1.5 to 6;a first filling layer disposed on the light directing micro structures and covering the light directing micro structures, wherein the refractive index of the first filling layer and the light directing structure layer are different;a plurality of first diffraction gratings along with first direction formed on the first filling layer; anda second filling layer disposed on the first gratings, wherein the refractive index of the second filling layer and the first diffraction gratings are different.2. The optical film according to claim 1 , wherein the heights of the light directing micro structures are independently in the range of 15 μm to 30 μm.3. The optical film according to claim 1 , wherein the widths of the light directing micro structures are independently in the range of 5 μm to 9 μm.4. The optical film according to claim 1 , wherein the gaps between adjacent ...

OPTICAL FILM

An optical film includes a first diffraction layer, a second diffraction layer, and a cover layer. The first diffraction layer includes a plurality of first diffraction gratings arranged in a direction on a surface thereof. The second diffraction layer is filled in the gap of the first diffraction gratings of the first diffraction layer and forms a plurality of second diffraction gratings arranged in a direction on the first diffraction layer, wherein the directions of the first diffraction gratings and the second diffraction gratings are parallel to each other. The cover layer fills and planarizes the second diffraction gratings of the second diffraction layer. The optical film can reduce the light leakage defect of a conventional liquid crystal display in a wide viewing angle and make the liquid crystal display have a uniform dark-state image and color image quality. 1. An optical film comprising:a first diffraction layer with a upper surface and a lower surface, including a plurality of first diffraction gratings arranged in the same direction on the upper surface thereof;a second diffraction layer with a plurality of second diffraction gratings arranged in the same direction and gap-filled in and on the first diffraction gratings of the first diffraction layer, wherein the directions of the first diffraction gratings and the second diffraction gratings are parallel to each other; anda cover layer formed on the second diffraction gratings of the second diffraction layer to fill and planarize the second diffraction gratings of the second diffraction layer.2123123. The optical film according to claim 1 , wherein the first diffraction layer has a first refraction index of n claim 1 , the second diffraction layer has a second refraction index of n claim 1 , the cover layer has a third refraction index of n claim 1 , and n claim 1 , n and n are all in the range of 1.4 to 1.7.3213. The optical film according to claim 2 , wherein the second refraction index of n is ...

CHARACTER RECOGNITION METHOD AND DEVICE

A character recognition method and apparatus are disclosed, relate to the field of image recognition technologies, reduce a calculation time, and increase character recognition efficiency. The method includes: obtaining picture data (); performing calculation on the picture data by using calculation layers shared by a first classifier and a second classifier, to obtain a first result, where the first classifier is a classifier for recognizing a specific character in the picture data, and the second classifier is a classifier for recognizing whether the picture data is a character picture (); performing calculation by bringing the first result into remaining calculation layers other than the shared calculation layers in the first classifier, to obtain a first probability corresponding to each character (); performing calculation by bringing the first result into remaining calculation layers other than the shared calculation layers in the second classifier, to obtain a second probability (); calculating, based on the first probability and the second probability, a confidence value that the picture data is recognized as each character (); and outputting a character recognition result based on the confidence (). 1. A character recognition method , comprising:obtaining picture data;performing calculation on the picture data by using calculation layers shared by a first classifier and a second classifier, to obtain a first result, wherein the first classifier is a classifier for recognizing a specific character in the picture data, and the second classifier is a classifier for recognizing whether the picture data is a character picture;performing calculation by bringing the first result into remaining calculation layers other than the shared calculation layers in the first classifier, to obtain a first probability corresponding to each character;performing calculation by bringing the first result into remaining calculation layers other than the shared calculation layers ...

LIGHT EMITTING DIODE AND METHOD OF FABRICATING THE SAME

A method of fabricating an LED includes: providing an epitaxial structure having a growth substrate, a first-type semiconductor layer, an active layer and a second-type semiconductor layer; forming an extended electrode and performing thermal treatment to form ohmic contact with the second-type semiconductor layer; providing a temporary substrate bonded with the epitaxial structure, and removing the growth substrate to expose the surface of the first-type semiconductor layer; forming an ohmic contact layer, a mirror layer and a bonding layer over the exposed surface of the first-type semiconductor layer; providing a conductive substrate bonded with the bonding layer, and removing the temporary substrate to expose part of the surface of the second-type semiconductor layer and the extended electrode; forming a roughening surface via etching of the exposed second-type semiconductor layer; and providing a bonding wire electrode forming a closed loop with the extended electrode. 1. A fabrication method of a light-emitting diode , the method comprising:(1) providing an epitaxial structure including a growth substrate, a first-type semiconductor layer, an active layer and a second-type semiconductor layer;(2) forming an extended electrode over a surface of the second-type semiconductor layer and performing thermal treatment to form ohmic contact with the second-type semiconductor layer;(3) providing a temporary substrate bonded with the epitaxial structure, and removing the growth substrate to expose a surface of the first-type semiconductor layer;(4) forming an ohmic contact layer, a mirror layer and a bonding layer over the exposed surface of the first-type semiconductor layer;(5) providing a conductive substrate bonded with the bonding layer, and removing the temporary substrate to expose a portion of the surface of the second-type semiconductor layer and the extended electrode;(6) forming a roughening surface via etching of the exposed second-type semiconductor layer; ...

LITHIUM METAL BATTERY

This application provides a lithium metal battery, and relates to the battery field. The lithium metal battery includes a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and an electrolytic solution infiltrating the separator. The negative electrode includes a negative electrode current collector and a lithium-aluminum alloy layer disposed on at least one surface of the negative electrode current collector; and the electrolytic solution includes an electrolyte and a solvent, where the solvent contains a film-forming agent, and the film-forming agent is FEC and/or DFEC. 1. A lithium metal battery , comprising: a positive electrode , a negative electrode , a separator disposed between the positive electrode and the negative electrode , and an electrolytic solution infiltrating the separator ,wherein the negative electrode comprises a negative electrode current collector and a lithium-aluminum alloy layer disposed on at least one surface of the negative electrode current collector; and the electrolytic solution comprises an electrolyte and a solvent, wherein the solvent contains a film-forming agent, and the film-forming agent comprises FEC and/or DFEC.2. The lithium metal battery according to claim 1 , wherein a mass percentage of aluminum in the lithium-aluminum alloy layer is 0.1% to 3%.3. The lithium metal battery according to claim 1 , wherein an adhesion strength between the lithium-aluminum alloy layer and the negative electrode current collector is ≥0.01 N/mm.4. The lithium metal battery according to claim 1 , wherein thickness of the lithium-aluminum alloy layer is 10 μm to 40 μm.5. The lithium metal battery according to claim 1 , wherein a mass percentage of the film-forming agent in the solvent is 15% to 80%.6. The lithium metal battery according to claim 1 , wherein the electrolyte comprises LiFSI and/or LiTFSI.7. The lithium metal battery according to claim 1 , wherein a molar ...

FUEL-SAVING DEVICE

A fuel-saving device for treating a fuel includes at least one pyroelectric element to be in contact with the fuel. The at least one pyroelectric element includes a high molecular polymer substrate and a plurality of polarized pyroelectric particles dispersed in the polymer substrate. The polarized pyroelectric particle has infrared absorption peaks at wavenumber ranging from 430 cmto 980 cmand from 1600 cmto 2700 cm. 1. A fuel-saving device for treating a fuel , comprising:{'sup': −1', '−1', '−1', '−1, 'at least one pyroelectric element that is to be in contact with the fuel and that includes a polymer substrate and a plurality of polarized pyroelectric particles dispersed in said polymer substrate, said polarized pyroelectric particles having infrared absorption peaks at wavenumber ranging from 430 cmto 980 cmand from 1600 cmto 2700 cm.'}2. The fuel-saving device of claim 1 , wherein said pyroelectric particles individually have a crystal structure selected from the group consisting of triclinic system claim 1 , monoclinic system claim 1 , orthorhombic system claim 1 , trigonal system claim 1 , cubic system claim 1 , and hexagonal system.3. The fuel-saving device of claim 1 , wherein said polarized pyroelectric particles are selected from the group consisting of calcium stearate particles claim 1 , charcoal powder claim 1 , boron nitride particles claim 1 , boron carbide particles claim 1 , magnesium hydroxide particles claim 1 , silicon powder claim 1 , nickel oxide particles claim 1 , barium titanate particles claim 1 , lead chromate particles claim 1 , aluminium chromate particles claim 1 , strontium titanate particles claim 1 , lithium niobate particles claim 1 , lithium manganite particles claim 1 , zinc chromate particles claim 1 , strontium chromate particles claim 1 , sodium zirconate particles claim 1 , calcium carbonate particles claim 1 , sodium stannate particles claim 1 , zirconium sulfate particles claim 1 , lithium carbonate particles claim 1 , and ...

Light Emitting Diode and Fabrication Method Thereof

A light-emitting diode includes a light-emitting epitaxial laminated layer with an upper surface; an ohmic contact layer over the light-emitting epitaxial laminated layer; an expanding electrode over the ohmic contact layer; a transparent insulating layer that covers the expanding electrode and the exposed ohmic contact layer, having a hole through the transparent insulating layer in a position corresponding to the expanding electrode; and a welding wire electrode over the transparent insulating layer and coupled to the expanding electrode via the hole. 1. A light-emitting diode , comprising: a first semiconductor layer;', 'an active layer; and', 'a second semiconductor layer;, 'a light-emitting epitaxial laminated layer includingan ohmic contact layer over an upper surface of the light-emitting epitaxial laminated layer;an expanding electrode over the ohmic contact layer;a transparent insulating layer that covers the expanding electrode and an exposed ohmic contact layer and having a hole through the transparent insulating layer in a position corresponding to the expanding electrode; anda welding wire electrode over the transparent insulating layer and coupled to the expanding electrode via the hole.2. The light-emitting diode of claim 1 , wherein:an upper surface of the light-emitting epitaxial laminated layer is divided into an ohmic contact region and a non-ohmic contact region′the expanding electrode is provided in the ohmic contact region and extends towards to the non-ohmic contact region; andthe welding wire electrode is provided in non-ohmic contact region.3. The light-emitting diode of claim 2 , wherein the non-ohmic contact region over the upper surface of the light-emitting epitaxial laminated layer is larger than the welding wire electrode.4. The light-emitting diode of claim 2 , wherein the hole is distal from the ohmic contact region as much as possible.5. The light-emitting diode of claim 2 , wherein claim 2 , the hole is provided in the non-ohmic ...

BOARD-LIKE CONNECTOR, DUAL-RING BRIDGE OF BOARD-LIKE CONNECTOR, AND WAFER TESTING ASSEMBLY

A board-like connector, a dual-ring bridge of a board-like connector, and a wafer testing assembly are provided. The board-like connector includes a plurality of dual-ring bridges spaced apart from each other and an insulating layer. Each of the dual-ring bridges includes two carrying rings, two cantilevers respectively extending from and being coplanar with the two carrying rings, two abutting columns respectively extending from the two cantilevers along two opposite directions, and a bridging segment that connects the two carrying rings. The insulating layer connects the two carrying rings of the dual-ring bridges, and the two abutting columns of the dual-ring bridges respectively protrude from two opposite sides of the insulating layer. The two abutting columns of each of the dual-ring bridges are configured to be respectively abutted against two boards.

BOARD-LIKE CONNECTOR, SINGLE-ARM BRIDGE OF BOARD-LIKE CONNECTOR, AND WAFER TESTING ASSEMBLY

A board-like connector, a single-arm bridge of a board-like connector, and a wafer testing assembly are provided. The board-like connector includes a plurality of single-arm bridges spaced apart from each other and an insulating layer. Each of the single-arm bridges includes a carrier, a cantilever extending from and being coplanar with the carrier, an abutting column, and an abutting end portion, the latter two of which extend from the cantilever and are respectively arranged at two opposite sides of the cantilever. The insulating layer connects the carriers of the single-arm bridges, and the abutting column of each of the single-arm bridges protrudes from the insulating layer. The abutting column and the abutting end portion of each of the single-arm bridges are configured to abut against two boards, respectively.

BOARD-LIKE CONNECTOR, DUAL-ARM BRIDGE OF BOARD-LIKE CONNECTOR, AND WAFER TESTING ASSEMBLY

A board-like connector, a dual-arm bridge of a board-like connector, and a wafer testing assembly are provided. The board-like connector includes a plurality of dual-arm bridges spaced apart from each other and an insulating layer. Each of the dual-arm bridges includes a carrier, a first cantilever, a second cantilever, a first abutting column, and a second abutting column, the latter two of which extend from the first and second cantilevers along two opposite directions. The first cantilever and the second cantilever extend from and are coplanar with the carrier. The insulating layer connects the carriers of the dual-arm bridges. The first abutting column and second abutting column of each of the dual-arm bridges respectively protrude from two opposite sides of the insulating layer, and are configured to abut against two boards, respectively.

QUANTUM ROD BACKLIGHT MODULE

Disclosed herein is a quantum rod backlight module for a liquid crystal display. The quantum rod backlight module includes a quantum rod layer disposing at one side of a backlight source and comprising a plurality of quantum rods, wherein the major axes of the plurality of quantum rods are aligned along a direction parallel to a surface of the quantum rod layer; a first micro-prism layer including a plurality of first parallel strip-shape prisms, and a second micro-prism layer including a plurality of second parallel strip-shape prisms, wherein both of the alignment directions of the first parallel strip-shape prisms and the second parallel strip-shape prisms are perpendicular to the direction of the major axes of the plurality of quantum rods, and the retardations of the first micro-prism layer and the second micro-prism layer are zero. 1. A quantum rod backlight module including:a backlight source;a quantum rod layer disposing at one side of the backlight source and comprising a plurality of quantum rods, wherein the major axes of the quantum rods are aligned along a direction parallel to a surface of the quantum rod layer;a first micro-prism layer including a plurality of first parallel strip-shape prisms and disposing at a the light exit side of the quantum rod layer; anda second micro-prism layer including a plurality of second parallel strip-shape prisms and disposing on the first micro-prism layer,wherein both of the alignment directions of the first parallel strip-shape prisms of the first micro-prism layer and the second parallel strip-shape prisms of the second micro-prism layer are perpendicular to the direction of the major axes of the plurality of quantum rods, and the retardations of the first micro-prism layer and the second micro-prism layer are zero.2. The quantum rod backlight module of claim 1 , wherein the refractive index of the first micro-prism layer and the second micro-prism is between 1.4 and 1.7.3. The quantum rod backlight module of claim ...

DATA PROCESSING METHOD, NETWORK DEVICE, AND TERMINAL

The present disclosure discloses a data processing method, a network device, and a terminal. In this method, a transmit end combines basic modulation symbols obtained after basic modulation is performed on all layers of data, to obtain a combined symbol vector X. The transmit end maps the symbol vector X to Q resource elements to obtain a data vector S. A symbol quantity of the symbol vector X is greater than a symbol quantity of the data vector S. The symbol quantity of the data vector S is Q. Q is a positive integer. Therefore, non-orthogonal spreading and superposition transmission of a plurality of terminals can be implemented in both uplink and downlink, thereby effectively improving transmission efficiency. 1. A data processing method , comprising:{'sub': k', 'k', 'k, 'dividing, by a terminal, data sent on Q resource elements into Glayers of data, wherein the terminal is one of a plurality of terminals scheduled by a network device on the Q resource elements, the network device receives a maximum of G layers of data on the Q resource elements, wherein Gis a positive integer, G Подробнее

SEMICONDUCTOR DEVICE AND METHOD FOR PREPARING SEMICONDUCTOR DEVICE

A method for preparing a semiconductor device includes: providing a semiconductor substrate, in which a trench is formed on the semiconductor substrate, a filling layer is formed in the trench, and a void is formed in the filling layer; removing a portion of the filling layer to expose the void; forming a plug, in which the plug is configured to plug the void and extends into the void by at least a preset distance; and removing a portion of the filling layer and remaining the plug with at least a preset height until the filling layer reaches a preset thickness to form a contact hole. 1. A method for preparing a semiconductor device , comprising:providing a semiconductor substrate, wherein a trench is formed on the semiconductor substrate, a filling layer is formed in the trench, and a void is formed in the filling layer;removing a portion of the filling layer to expose the void;forming a plug, wherein the plug is configured to plug the void and extends into the void by at least a preset distance; andremoving a portion of the filling layer and remaining the plug with at least a preset height until the filling layer reaches a preset thickness to form a contact hole.2. The method for preparing the semiconductor device of claim 1 , wherein the plug is made of a silicon nitride material.3. The method for preparing the semiconductor device of claim 1 , wherein a depth h of the plug extending into the void and a depth H of the void satisfy: ⅔H≤h≤¾H.4. The method for preparing the semiconductor device of claim 1 , wherein forming the plug comprises:depositing a silicon nitride material layer on a surface of the filling layer and in the void;removing the silicon nitride material layer on the surface of the filling layer; andremaining a silicon nitride material in the void to form the plug.5. The method for preparing the semiconductor device of claim 4 , wherein the method claim 4 , after removing the portion of the filling layer to expose the void and before depositing the ...

Light Emitting Diode and Fabrication Method Thereof

A light-emitting diode includes a light-emitting epitaxial laminated layer with an upper surface including an ohmic contact region and a non-ohmic contact region; an ohmic contact layer in the ohmic contact region; an expanding electrode over the ohmic contact layer, at least a part of which contacts with the upper surface of the light-emitting epitaxial laminated layer; a transparent insulating layer that covers the expanding electrode, the exposed ohmic contact layer and the upper surface of the light-emitting epitaxial laminated layer, having a current channel connected to the expanding electrode; a welding wire electrode over the transparent insulating layer, which connects to the expanding electrode via a current channel; when current is input, current quickly flows to the ohmic contact region along the current channel under the welding wire electrode, so that no current is input to the active layer under the welding wire electrode for lighting. 1. A light-emitting diode , comprising: a first semiconductor layer;', 'an active layer; and', 'a second semiconductor layer;, 'a light-emitting epitaxial laminated layer, which compriseswherein, an upper surface is divided into an ohmic contact region and a non-ohmic contact region;an ohmic contact layer in the ohmic contact region of the light-emitting epitaxial laminated layer;an expanding electrode over the ohmic contact layer, at least a part of which extends towards the edge of the ohmic contact layer to the non-ohmic contact region of the light-emitting epitaxial laminated layer, and contacts with the upper surface of the light-emitting epitaxial laminated layer;a transparent insulating layer that covers the expanding electrode, the exposed ohmic contact layer and the upper surface of the light-emitting epitaxial laminated layer;a current channel that is in and runs through the transparent insulating layer, and connects to the expanding electrode, wherein, a projection on the light-emitting epitaxial laminated ...

RESOURCE MAPPING METHOD AND APPARATUS

Embodiments of the present invention provide a resource mapping method. The method includes: obtaining a modulation symbol generated based on M code words, where M is a positive integer greater than or equal to 1; mapping the modulation symbol generated based on the M code words to a time-frequency resource in one or more mapping patterns, where the mapping pattern is a pattern of mapping every Q modulation symbols to one mapping unit, the mapping unit includes F resource units, F is a positive integer greater than or equal to 1, Q is a positive integer meeting 1≤Q≤F, the mapping pattern includes a sparse mapping pattern, and the sparse mapping pattern is a mapping pattern meeting F≥2 and 1≤Q Подробнее

ADHESIVE COMPOSITION AND FLEXIBLE LAMINATE

An adhesive composition is provided. The adhesive composition includes an organic silicon polymer, a silicon coupling agent, carboxylic polyester, and a solvent. Based on the total weight of the adhesive composition, the content of the organic silicon polymer is 10 wt % to 60 wt %, the content of the silicon coupling agent is 10 wt % to 60 wt %, and the content of the carboxylic polyester is 10 wt % to 60 wt %. 1. An adhesive composition , comprising:an organic silicon polymer;a silicon coupling agent;a carboxylic polyester; anda solvent, wherein based on a total weight of the adhesive composition, a content of the organic silicon polymer is 10 wt % to 60 wt %, a content of the silicon coupling agent is 10 wt % to 60 wt %, and a content of the carboxylic polyester is 10 wt % to 60 wt %.2. The adhesive composition of claim 1 , wherein the organic silicon polymer comprises polysiloxane or polysilane.4. The adhesive composition of claim 1 , wherein a weight-average molecular weight of the carboxylic polyester is 5000 to 15000.5. The adhesive composition of claim 1 , wherein based on the total weight of the adhesive composition claim 1 , the content of the organic silicon polymer is 20 wt % to 40 wt % claim 1 , the content of the silicon coupling agent is 20 wt % to 40 wt % claim 1 , and the content of the carboxylic polyester is 20 wt % to 40 wt %.6. The adhesive composition of claim 1 , further comprising an inorganic additive claim 1 , wherein based on the total weight of the adhesive composition claim 1 , a content of the inorganic additive is greater than 0 wt % to 20 wt %.7. A flexible laminate claim 1 , comprising:an elastic layer having a first surface and a second surface opposite to each other; an organic silicon polymer;', 'a silicon coupling agent;', 'a carboxylic polyester; and', 'a solvent, wherein based on a total weight of the adhesive composition, a content of the organic silicon polymer is 10 wt % to 60 wt %, a content of the silicon coupling agent is ...

MODEL TRAINING METHOD AND ELECTRONIC DEVICE

A model training method and an electronic device are provided. The method includes the following steps: establishing a brain age prediction model according to a training set; adjusting a parameter in the brain age prediction model according to a validation set; inputting a test set into the brain age prediction model with the adjusted parameter to obtain a plurality of first predicted brain ages; determining whether the first predicted brain ages satisfy a first specific condition; and completing training of the brain age prediction model when the first predicted brain ages satisfy the first specific condition. 1. A model training method for an electronic device , the method comprising:establishing a brain age prediction model according to a training set, wherein the training set comprises a plurality of first human brain images identified as healthy;adjusting at least one parameter in the brain age prediction model according to a validation set, wherein the validation set comprises a plurality of second human brain images identified as healthy;inputting a plurality of third human brain images identified as unhealthy in a testing set into the brain age prediction model with the adjusted at least one parameter to obtain a plurality of first predicted brain ages corresponding to the plurality of third human brain images respectively;determining whether the plurality of first predicted brain ages satisfy at least one first specific condition; andcompleting training of the brain age prediction model when the plurality of first predicted brain ages satisfy the at least one first specific condition.2. The model training method as claimed in claim 1 , wherein the step of establishing the brain age prediction model according to the training set further comprises:performing tissue segmentation on each of the plurality of first human brain images to obtain a first brain gray matter image;normalizing the first brain gray matter image to a coordinate space system and ...

METHOD FOR MANUFACTURING OPTICAL COMPENSATION FILM

An optical compensation film for a liquid crystal display is provided and comprises a liquid crystal layer which is disposed on a substrate and has a plurality of first stripe-structure regions with a first thickness and a plurality of second stripe-structure regions with a second thickness, wherein each of the second stripe-structure regions is contiguous to at least one of the first stripe-structure region and the second thickness is greater than the first thickness. The method for manufacturing the optical compensation film is provided. 1. A method of manufacturing an optical compensation film , the method comprising:applying an UV curable resin on a substrate;embossing the UV curable resin to form a step-like structure resin layer comprising a plurality of step-like structures;curing the step-like structure resin layer by UV light; andforming a liquid crystal layer on the step-like structure layer which has been cured.2. The method of claim 1 , wherein the liquid crystal layer has a plurality of first stripe-structure regions with a first thickness claim 1 , a plurality of second stripe-structure regions with a second thickness and a plurality of third stripe-structure regions with a third thickness claim 1 , wherein the second thickness is greater than the first thickness and the third thickness is greater than the second thickness.3. The method of claim 2 , wherein the step-like structure resin layer has step-like structures respectively disposed below the first stripe-structure regions and the second stripe-structure regions.4. The method of claim 2 , wherein a width of each of the first stripe-structure regions claim 2 , a width of each of the second stripe-structure regions and a width of each of the third stripe-structure regions are respectively corresponding to a width of a pixel in a liquid crystal display panel.5. The method of claim 2 , wherein the substrate is birefringent claim 2 , and the first thickness is in a range from 1.6 microns (μm) to 1.7 ...

COVER FILM WITH HIGH DIMENSIONAL STABILITY AND MANUFACTURING METHOD OF FLEXIBLE PRINTED CIRCUIT BOARD

A cover film with high dimensional stability includes an insulation film, a first adhesive layer, and a carrier. A first side of the first adhesive layer is connected to a first surface of the insulation film, and a second side of the first adhesive layer is configured to adhere to at least one metal conductor of a flexible printed circuit board. The carrier includes a supporting film and a second adhesive layer. A first side of the second adhesive layer is connected to the supporting film, and a second side of the second adhesive layer is adhered to a second surface of the insulation film, wherein bonding strength of the second adhesive film is smaller than bonding strength of the first adhesive film. 1. A cover film with high dimensional stability , comprising:an insulation film;a first adhesive layer, a first side of the first adhesive layer being connected to a first surface of the insulation film, and a second side of the first adhesive layer being configured to adhere to at least one metal conductor of a flexible printed circuit board; and a supporting film; and', 'a second adhesive layer, a first side of the second adhesive layer being connected to the supporting film, and a second side of the second adhesive layer being adhered to a second surface of the insulation film;', 'wherein bonding strength of the second adhesive layer is smaller than bonding strength of the first adhesive layer., 'a carrier, comprising2. The cover film of claim 1 , wherein the carrier is removable from the second surface of the insulation film.3. The cover film of claim 1 , wherein thickness of the insulation film is smaller than or equal to 12.5 μm.4. The cover film of claim 3 , wherein thickness of the supporting film is greater than or equal to 25 μm.5. The cover film of further comprising a release film covering on the second side of the first adhesive layer.6. The cover film of claim 1 , wherein the insulation film is made of a material selected from a group consisting of a ...

FLIP-FLOP DEVICES WITH CLOCK SHARING

A flip-flop device is provided. The flip-flop device includes a first flip-flop and a clock controller. The first flip-flop receives a first clock signal and a second clock signal for operation. The clock controller receives a clock source signal and generates the first clock signal and the second clock signal according to the clock source signal. Each of the first clock signal and the second clock signal switches between a first voltage level and a second voltage level. For each of the first clock signal and the second clock signal, a period of the first voltage level is shorter than a period of the second voltage level. The period of the first voltage level of the first clock signal and the period of the first voltage level of the second clock signal are non-overlapping. 1. A flip-flop device comprising:a first flip-flop receiving a first clock signal and a second clock signal for operation; anda clock controller receiving a clock source signal and generating the first clock signal and the second clock signal according to the clock source signal,wherein the second clock signal is inverse to the first clock signal and delayed from the first clock signal by a predetermined time period.2. The flip-flop device as claimed in claim 1 , wherein each of the first clock signal and the second clock signal switches between a first voltage level and a second voltage level claim 1 , and a period of the first voltage level of the first clock signal overlaps a period of the first voltage level of the second clock signal partially.3. The flip-flop device as claimed in claim 2 , wherein timing of the first clock signal is the same as timing of the clock source signal.4. The flip-flop device as claimed in claim 1 , wherein the clock controller comprises:a delay circuit receiving the clock source signal and delaying the clock source signal by the predetermined time period to generate a delayed clock signal; andan inverter circuit receiving the delay clock signal and inverting the ...

DATA TRANSMISSION METHOD AND APPARATUS

A data transmission method and apparatus are provided. The method includes: modulating, based on a codebook, every N information bits of to-be-transmitted data into one M-dimensional modulation symbol, where the codebook is generated based on an M-dimensional modulation constellation, the M-dimensional modulation constellation includes M modulation constellations, a constellation point in an mmodulation constellation in the M modulation constellations is obtained by mapping N information bits based on an minformation bit subset, the minformation bit subset includes information bits on some locations in the N information bits, and a union set of M information bit subsets respectively corresponding to the M modulation constellations is the N information bits, where M and N are integers greater than or equal to 2, and m is 1, 2, . . . , or M; and sending the generated M-dimensional modulation symbol. The technical solutions can reduce complexity when a modulation signal is demodulated. 1. A data transmission method , comprising:{'sup': th', 'th', 'th, 'modulating, based on a codebook, every N information bits of to-be-transmitted data into one M-dimensional modulation symbol, wherein the codebook is generated based on an M-dimensional modulation constellation, the M-dimensional modulation constellation comprises M modulation constellations, a constellation point in an mmodulation constellation in the M modulation constellations is obtained by mapping N information bits based on an minformation bit subset, the minformation bit subset consists of information bits on some locations in the N information bits, and a union set of M information bit subsets respectively corresponding to the M modulation constellations is the N information bits, wherein M and N are integers greater than or equal to 2, and m is 1, 2, . . . , or M; and'}sending the generated M-dimensional modulation symbol.2. The method according to claim 1 , wherein any two of the M information bit subsets are ...

NEURAL NETWORK ENGINE WITH TILE-BASED EXECUTION

An accelerator for neural network computing includes hardware engines and a buffer memory. The hardware engines include a convolution engine and at least a second engine. Each hardware engine includes circuitry to perform neural network operations. The buffer memory stores a first input tile and a second input tile of an input feature map. The second input tile overlaps with the first input tile in the buffer memory. The convolution engine is operative to retrieve the first input tile from the buffer memory, perform convolution operations on the first input tile to generate an intermediate tile of an intermediate feature map, and pass the intermediate tile to the second engine via the buffer memory. 1. An accelerator for neural network computing , comprising:a plurality of hardware engines including a convolution engine and at least a second engine, each hardware engine including circuitry to perform neural network operations; anda buffer memory within the accelerator to store a first input tile and a second input tile of an input feature map, wherein the second input tile overlaps with the first input tile in the buffer memory;wherein the convolution engine is operative to retrieve the first input tile from the buffer memory, perform convolution operations on the first input tile to generate an intermediate tile of an intermediate feature map, and pass the intermediate tile to the second engine via the buffer memory.2. The accelerator of claim 1 , wherein the second engine is operative to perform second operations on the intermediate tile while the convolution engine performs the convolution operations on the second input tile.3. The accelerator of claim 1 , wherein the buffer memory includes a convolution buffer for access by the convolution engine to retrieve input claim 1 , the convolution buffer including a first section for storing one or more input tiles of the input feature map claim 1 , and a second section for storing one or more groups of filter weights ...

SOLID ELECTROLYTE SHEET AND PREPARATION METHOD THEREOF, BATTERY AND DEVICE INCLUDING THE SAME

The present application provides a preparation method for a solid electrolyte, including: acquiring an initial reaction mixture including a lithium precursor, a central atom ligand and an organic solvent; acquiring a modified solution including a borate ester and the organic solvent; mixing the initial reaction mixture and the modified solution, and drying to acquire an initial product; performing a grinding, cold press and heat treatment to the initial product to obtain the solid electrolyte. In the preparation method provided by the present application, a B and O co-doped sulphide solid electrolyte can be obtained by modifying the sulphide solid electrolyte with the borate ester as a doping raw material. The ionic conductivity of the prepared sulphide solid electrolyte is significantly improved, which is also conducive to improvement of energy density of the all-solid-state batteries. 122-. (canceled)23. A preparation method for a solid electrolyte , comprising:acquiring an initial reaction mixture comprising a lithium precursor, a central atom ligand and an organic solvent;acquiring a modified solution comprising a borate ester and the organic solvent;mixing the initial reaction mixture and the modified solution, and drying to obtain an initial product; andperforming a post-treatment to the initial product to obtain the solid electrolyte.24. The preparation method for a solid electrolyte according to claim 23 , wherein the lithium precursor comprises one or more of LiS and LiX claim 23 , wherein X comprises one or more of F claim 23 , Cl claim 23 , Br and I.25. The preparation method for a solid electrolyte according to claim 23 , wherein the central atom ligand comprises one or more of PS claim 23 , SiS claim 23 , GeS claim 23 , BSand AlS.28. The preparation method for a solid electrolyte according to claim 23 , wherein an amount of substance of the lithium precursor accounts for 70˜94% of a total amount of substance of the lithium precursor claim 23 , central ...

COMBINED FAN AND COOLING DEVICE USING THE SAME

A combined fan for cooling a heat source includes a hub and multiple blades. The hub has a first side and a second side opposite to each other. The blades are distributed along an outer circumferential surface of the hub, and each of the blades includes a first part extending from the hub and a second part connected to the first part. Each of the second parts protrudes beyond the first side or the second side, and each of the second parts is formed by multiple strip structures. Therefore, each of the strip structures can be closer to a surface of the heat source to dissipate the heat more effectively. 1. A combined fan , comprising:a hub including a first side and a second side opposite to each other; anda plurality of blades, each of the blades being distributed along an outer circumferential surface of the hub, each of the blades including a first part extending from the hub and a second part connected to the first part, wherein each of the second parts protrudes beyond the first side or the second side, and each of the second parts is formed by a plurality of strip structures.2. The combined fan of claim 1 , wherein the material of each of the strip structures includes graphite or metal.3. The combined fan of claim 1 , wherein each of the first parts is of greater rigidity than the rigidity of each of the second parts.4. The combined fan of claim 1 , wherein each of the first parts is integrally formed with each of the second parts.5. The combined fan of claim 1 , wherein each of the second parts and each of the first parts are formed by an insert-molding method.6. The combined fan of claim 1 , further comprising a plurality of brush devices claim 1 , each of the brush devices being combined with each of the second parts and fixedly attached to one side surface of each of the blades.7. The combined fan of claim 6 , wherein each of the brush devices further includes a joining portion for combining and fixing each of the strip structures.8. A cooling device for ...

Bonding Structure for III-V Group Compound Device

A bonding structure for III-V group compound devices includes a first metal bonding layer and a second metal bonding layer. The second metal bonding layer is internally embedded with a nano-conductive film, and the nano-conductive film, with thermal conductivity higher than that of the second metal bonding layer, is completely wrapped by the second metal bonding layer for low temperature bonding and fast heat dissipation. Such a bonding structure can be employed by a light-emitting diode. 1. A bonding structure for a III-V group compound device , comprising:a first metal bonding layer; anda second metal bonding layer;wherein the second metal bonding layer is internally embedded with a nano-conductive film with thermal conductivity higher than that of the second metal bonding layer;the nano-conductive film is completely wrapped by the second metal bonding layer; andthe second metal bonding layer material is of sufficiently low hardness for complete dipping of the nano-conductive film, thus reducing interface contact resistance.2. The bonding structure for the III-V group compound device of claim 1 , wherein a melting point of the second metal bonding layer is lower than 350° C.3. The bonding structure for the III-V group compound device of claim 2 , wherein the second metal bonding layer is an In bonding layer claim 2 , a Sn bonding layer or a Pb bonding layer.4. The bonding structure for the III-V group compound device of claim 1 , wherein the first metal bonding layer is an Au bonding layer claim 1 , and the second metal bonding layer is an In bonding layer.5. The bonding structure for the III-V group compound device of claim 1 , wherein the nano-conductive film is a carbon nanotube layer or a graphene film layer.6. The bonding structure for the III-V group compound device of claim 1 , wherein the nano-conductive film is a single carbon nanotube layer or is laminated by multiple carbon nanotube layers.7. The bonding structure for the III-V group compound device of ...

ASYMMETRIC QUANTIZATION OF MULTIPLE-AND-ACCUMULATE OPERATIONS IN DEEP LEARNING PROCESSING

A processing unit performs multiply-and-accumulate (MAC) operations on asymmetrically quantized data. The processing unit includes a MAC hardware unit to perform the MAC operations on a first data sequence and a second data sequence to generate an asymmetric MAC output. Both the first data sequence and the second data sequence are asymmetrically quantized. The processing unit further includes an accumulator hardware unit to accumulate the first data sequence concurrently with the MAC operations to generate an accumulated output. The processing unit further includes a multiply-and-add (MAD) hardware unit to multiply the accumulated output with a second offset to generate a multiplication output, and to add the multiplication output, the asymmetric MAC output and a pre-computed value calculated before runtime to generate a final output. The second offset indicates an amount of asymmetry of the second data sequence with respect to zero. 1. An apparatus for performing multiply-and-accumulate (MAC) operations on asymmetrically quantized data , comprising:a MAC hardware unit to perform the MAC operations on a first data sequence and a second data sequence to generate an asymmetric MAC output, wherein both the first data sequence and the second data sequence are asymmetrically quantized;an accumulator hardware unit to accumulate the first data sequence concurrently with the MAC operations to generate an accumulated output; anda multiply-and-add (MAD) hardware unit to multiply the accumulated output with a second offset to generate a multiplication output, wherein the second offset indicates an amount of asymmetry of the second data sequence with respect to zero, and to add the multiplication output, the asymmetric MAC output and a pre-computed value calculated before runtime to generate a final output.2. The apparatus of claim 1 , wherein the pre-computed value is calculated from at least a first offset claim 1 , the second offset and an accumulation of the second data ...

TRANSACTION CARD WITH FINGERPRINT IDENTIFICATION FUNCTION

A transaction card with fingerprint identification function includes a card body, on which a fingerprint identification and transaction processor, an energy-storage capacitor, a fingerprint sensing receiver, a control switch, a display unit, a contactless RF antenna and a contact communication unit are arranged. In use, the contactless RF antenna or the contact communication unit can obtain external electricity needed by the transaction card to work, while the energy-storage capacitor is charged at the same time to store backup electricity. After the needed external electricity is obtained, the control switch enables the fingerprint sensing receiver and the fingerprint identification and transaction processor to receive and identify a card user's fingerprint. The transaction is performed only when the received fingerprint is identified to be the cardholder's fingerprint, and the display unit will display fingerprint identification message and transaction message. Therefore, it is able to ensure enhanced safety of transaction. 1. A transaction card with fingerprint identification function , comprising:a card body;a fingerprint identification and transaction processor arranged on the card body;an energy-storage capacitor arranged on the card body and electrically connected to the fingerprint identification and transaction processor;a fingerprint sensing receiver arranged on the card body and electrically connected to the fingerprint identification and transaction processor;a control switch arranged on the card body and electrically connected to the fingerprint identification and transaction processor;a display unit arranged on the card body and electrically connected to the fingerprint identification and transaction processor;a contactless RF antenna arranged on the card body and electrically connected to the fingerprint identification and transaction processor; anda contact communication unit arranged on the card body and electrically connected to the fingerprint ...

Light Emitting Diode and Fabrication Method Thereof

A light-emitting diode includes a light-emitting epitaxial layer having a first surface as a light-emitting surface and a second, opposing, surface, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; a metal reflective layer disposed over the second surface; and a protective layer formed seamlessly on a surface of the metal reflective layer and on a side wall of the metal reflective layer.

Light Emitting Diode and Fabrication Method Thereof

A light-emitting diode (LED) structure and a fabrication method thereof effectively enhance external extraction efficiency of the LED, which includes: a light-emitting epitaxial laminated layer, a transparent dielectric layer, and a transparent conductive layer forming a reflectivity-enhancing system; and a metal reflective layer. The light-emitting epitaxial laminated layer has opposite first and second surfaces, and includes an n-type semiconductor layer, a light emitting layer, and a p-type semiconductor layer. The transparent dielectric layer is on the second surface, inside which are conductive holes. The transparent conductive layer is located on one side surface of the transparent dielectric layer distal from the light-emitting epitaxial laminated layer. The metal reflective layer is located on one side surface of the transparent conductive layer distal from the transparent dielectric layer. Refractivity of the transparent dielectric layer is less than that of the light-emitting epitaxial laminated layer and the transparent conductive layer. 1. A light-emitting diode (LED) , comprising:a light-emitting epitaxial laminated layer, having a first surface and a second surface that are opposite to each other, comprising an n-type semiconductor layer, a light emitting layer, and a p-type semiconductor layer;a transparent dielectric layer located on the second surface of the light-emitting epitaxial laminated layer that is in direct contact with the light-emitting epitaxial laminated layer, inside which are conductive holes;a transparent conductive layer located on one side surface of the transparent dielectric layer that is distal from the light-emitting epitaxial laminated layer;a metal reflective layer located on one side surface of the transparent conductive layer that is distal from the transparent dielectric layer; andrefractivity of the transparent dielectric layer is less than refractivity of the light-emitting epitaxial laminated layer and the transparent ...

Screw

A screw contains: a head, a shank, and a tip. The head is configured to connect with a tool. The shank integrally extends from the head. The shank includes a screwing thread and a central axis. The tip is conical and includes a first segment and a second segment, wherein a diameter of the tip gradually decreases from the first segment to the second segment. The tip has a cone angle which is within 5 degrees to 30 degrees. The tip includes a conical drill portion having a pointed section away from the central axis. The tip further includes two chip elimination slots of different sizes, wherein two drilling edges are asymmetrical, and two cutting edges are asymmetric and are defined among the two chip elimination slots and the tip. The tip further includes a threaded guide section separated by the two chip elimination slots. 1. A screw comprising:a head configured to connect with a tool;a shank integrally extending from the head, the shank including a screwing thread surrounding around an outer wall of the shank, and the shank including a central axis extending along a center of the shank; anda tip integrally formed on an end of the shank away from the head, the tip including a first segment arranged on a first end of the tip close to the head, and the tip including a second segment arranged on a second end of the tip away from the head, wherein the tip is conical, a diameter of the tip gradually decreases from the first segment to the second segment, the tip has a cone angle which is within 5 degrees to 30 degrees, and the tip includes a conical drill portion formed on a distal end thereof and having a pointed section formed on a distal end of the conical drill portion and being away from the central axis, the tip further includes two chip elimination slots of different sizes extending from an outer rim of the tip to the pointed section of the conical drill portion, wherein two drilling edges are asymmetric and are defined among the two chip elimination slots and the ...

LIGHT-EMITTING MODULE AND DISPLAY DEVICE

A light-emitting module is provided. The light-emitting module includes a light-emitting structure and a carrying substrate. The light-emitting structure includes a plurality of light-emitting elements and a first positioning mark. The carrying substrate includes a second positioning mark. The light-emitting structure is fixed on the carrying substrate along a direction, and the first positioning mark and the second positioning mark overlap in the direction. 1. A light-emitting module , comprising:a light-emitting structure comprising a plurality of light-emitting elements and a first positioning mark; anda carrying substrate comprising a second positioning mark,wherein the light-emitting structure is fixed on the carrying substrate along a direction, and the first positioning mark and the second positioning mark overlap in the direction.2. The light-emitting module as claimed in claim 1 , wherein the first positioning mark comprises a metal mark.3. The light-emitting module as claimed in claim 1 , wherein the light-emitting structure further comprises a substrate and a circuit board disposed on the substrate claim 1 , at least one of the plurality of light-emitting elements is electrically connected to the circuit board claim 1 , a first hole is formed in the circuit board claim 1 , and the first positioning mark comprises the first hole.4. The light-emitting module as claimed in claim 1 , wherein the light-emitting structure further comprises:a substrate;a circuit board disposed on the substrate; anda solder pad, wherein at least one of the plurality of light-emitting elements is electrically connected to the circuit board via the solder pad, the at least one of the plurality of light-emitting elements covers a portion of the solder pad and exposes another portion of the solder pad, and the first positioning mark comprises the exposed another portion of the solder pad.5. The light-emitting module as claimed in claim 4 , wherein the light-emitting structure further ...

Data Transmission Method And Apparatus

Example data transmission methods and apparatus are described. One example method includes obtaining at least two signature sequences used to perform multiple access for at least two to-be-sent data packets by a user equipment. The user equipment processes the at least two data packets by respectively using corresponding signature sequences, to obtain at least two transmit sequences. The user equipment sends the at least two transmit sequences to a network device on a same time-frequency resource. Then the network device obtains the at least two signature sequences used by the user equipment to send the at least two transmit sequences, and separately detects a corresponding transmit sequence based on each signature sequence, to obtain the at least two data packets. The user equipment can transmit a plurality of data packets on a same time-frequency resource in a same slot. 1. A data transmission method , the method comprising:obtaining, by a user equipment, at least two signature sequences used to perform multiple access for at least two to-be-sent data packets;processing, by the user equipment, the at least two data packets by respectively using corresponding signature sequences, to obtain at least two transmit sequences; andsending, by the user equipment, the at least two transmit sequences to a network device on a same time-frequency resource.2. The method according to claim 1 , wherein the obtaining claim 1 , by user equipment claim 1 , at least two signature sequences used to perform multiple access for at least two to-be-sent data packets comprises:selecting, by the user equipment from available signature sequences, signature sequences having a one-to-one correspondence with the data packets.3. The method according to claim 2 , wherein the method further comprises:sending, by the user equipment, a pilot to the network device, wherein information about the pilot is used to indicate the at least two signature sequences used by the user equipment to perform ...

Light Emitting Diode and Fabrication Method Thereof

A light-emitting diode includes a light-emitting epitaxial laminated layer and an omnidirectional reflector structure. The light-emitting epitaxial laminated layer has a first surface and an opposing second surface, including an n-type semi-conductive layer, a light emitting layer and a p-type semiconductor layer. The omnidirectional reflector structure is formed on the second surface of the light-emitting epitaxial laminated layer, including: a transparent dielectric layer on the second surface of the light-emitting epitaxial laminated layer and having conductive holes therein; a first transparent adhesive layer on one side surface of the transparent dielectric layer distal from the light-emitting epitaxial laminated layer and covering side walls of the conductive holes; a second transparent adhesive layer on one side surface of the first transparent adhesive layer distal from the transparent dielectric layer; and a metal reflective layer on one side of the second transparent adhesive layer distal from the first transparent adhesive layer. 1. A light-emitting diode (LED) , comprising:a light-emitting epitaxial laminated layer, having a first surface and a second surface that are opposite to each other, comprising an n-type semiconductor layer, a light emitting layer, and a p-type semiconductor layer;an omnidirectional reflector structure is formed on the second surface of the light-emitting epitaxial laminated layer, comprising a transparent dielectric layer located on the second surface of the light-emitting epitaxial laminated layer and having conductive holes therein;a first transparent adhesive layer on one side surface of the transparent dielectric layer that is distal from the light-emitting epitaxial laminated layer, and covers side walls of the conductive holes;a second transparent adhesive layer on one side surface of the first transparent adhesive layer that is distal from the transparent dielectric layer; anda metal reflective layer on one side surface ...

Light Emitting Diode and Fabrication Method Thereof

A light-emitting diode includes a light-emitting epitaxial laminated layer having a first surface and a second, opposing, surface, including an n-type semiconductor layer, a light emitting layer, and a p-type semiconductor layer; an omnidirectional reflector structure formed on the second surface of the light-emitting epitaxial laminated layer, including a transparent dielectric layer located on the second surface of the light-emitting epitaxial laminated layer and having conductive holes therein; a first transparent adhesive layer on one side surface of the transparent dielectric layer that is distal from the light-emitting epitaxial laminated layer; a second transparent adhesive layer on one side surface of the first transparent adhesive layer that is distal from the transparent dielectric layer; and a metal reflective layer on one side surface of the second transparent adhesive layer that is distal from the first transparent adhesive layer. 1. A light-emitting diode (LED) , comprising:a light-emitting epitaxial laminated layer having a first surface and a second, opposing, surface, including an n-type semiconductor layer, a light emitting layer, and a p-type semiconductor layer;an omnidirectional reflector structure formed on the second surface of the light-emitting epitaxial laminated layer, including a transparent dielectric layer located on the second surface of the light-emitting epitaxial laminated layer and having conductive holes therein;a first transparent adhesive layer on one side surface of the transparent dielectric layer that is distal from the light-emitting epitaxial laminated layer;a second transparent adhesive layer on one side surface of the first transparent adhesive layer that is distal from the transparent dielectric layer; anda metal reflective layer on one side surface of the second transparent adhesive layer that is distal from the first transparent adhesive layer.2. The LED of claim 1 , wherein a thickness of the transparent dielectric ...

COLLABORATIVE ROBOT CONTROL SYSTEM AND METHOD

A collaborative-robot control system is provided in the invention. The collaborative-robot control system includes a plurality of test machines, a plurality of collaborative robots, a first control system and a second control system. The plurality of test machines are configured in a plurality of paths. When the second control system assigns a first collaborative robot of the plurality of collaborative robots in a waiting area to a first test machine in a first path of the plurality of paths and the first collaborative robot is being blocked by a second collaborative robot of the plurality of collaborative robots in the first path, the second control system generates a push-forward command and transmits the push-forward command to the first control system. The first control system sends the push-forward command to the second collaborative robot to order the second collaborative robot to leave the first path first. 1. A collaborative-robot control system , comprising:a plurality of test machines, configured in a plurality of paths;a plurality of collaborative robots;a first control system; anda second control system, wherein when the second control system assigns a first collaborative robot of the plurality of collaborative robots in a waiting area to a first test machine in a first path of the plurality of paths and the first collaborative robot is being blocked by a second collaborative robot of the plurality of collaborative robots in the first path, the second control system generates a push-forward command and transmits the push-forward command to the first control system,wherein the first control system sends the push-forward command to the second collaborative robot to order the second collaborative robot to leave the first path first.2. The collaborative-robot control system of claim 1 , wherein before the first collaborative robot enters the first path claim 1 , the second control system determines whether there are any other collaborative robots in the ...

ELECTRONIC DEVICE

An electronic device includes a first substrate, a first conductive layer, a plurality of first electrode pads, a plurality of first light-emitting units, a plurality of first signal pads and a conductive structure. The first conductive layer is disposed on the first substrate. The first electrode pads are disposed on the first conductive layer. The first light-emitting units overlap and are disposed on the first electrode pads. The first light-emitting units are electrically connected to the first electrode pads respectively. The first signal pads are disposed on the first conductive layer and electrically connected to the first conductive layer. The conductive structure is disposed on the first signal pads, and at least two of the first signal pads are electrically connected to each other through the conductive structure. 1. An electronic device , comprising:a first substrate;a first conductive layer disposed on the first substrate;a plurality of first electrode pads disposed on the first conductive layer;a plurality of first light-emitting units overlapping and disposed on the first electrode pads, wherein the plurality of first light-emitting units is electrically connected to the plurality of first electrode pad respectively;a plurality of first signal pads disposed on the first conductive layer and electrically connected to the first conductive layer; anda conductive structure disposed on the plurality of first signal pads;wherein at least two of the plurality of first signal pads are electrically connected to each other through the conductive structure.2. The electronic device according to claim 1 , wherein the first substrate has a first region and a second region adjacent to the first region claim 1 , the plurality of first light-emitting units is disposed corresponding to the second region claim 1 , and the conductive structure comprises a first portion disposed corresponding to the first region.3. The electronic device according to claim 2 , wherein the ...

VIRTUAL CURRENCY STORAGE AND TRANSACTION DEVICE

A virtual currency storage and transaction device has a communication mechanism and a storage and transaction card connected thereto. The storage and transaction card has a card body, processor, power unit, fingerprint receiving unit, display unit and wireless communication unit. A virtual currency is supplied by the communication mechanism and stored in the processor. The communication mechanism withdraws the virtual currency from the processor and completes a transaction in the virtual currency. Storing the virtual currency and conducting the transaction therein involve receiving and recognizing a fingerprint with the fingerprint receiving unit and processor, connecting the wireless communication unit to the communication mechanism, and displaying related operation-related messages on the display unit, so as to eliminate security vulnerabilities effectively and thus render virtual currency storage and transaction safer. 1. A virtual currency storage and transaction device , comprising:a communication mechanism for supplying a virtual currency and completing a transaction in the virtual currency; anda storage and transaction card connected to the communication mechanism to enable the virtual currency to be stored and withdrawn, wherein the storage and transaction card comprises a card body, a processor disposed at the card body, a power unit disposed at the card body and electrically connected to the processor, a fingerprint receiving unit disposed at the card body and electrically connected to the processor, a display unit disposed at the card body and electrically connected to the processor, and a wireless communication unit disposed at the card body, electrically connected to the processor, and connected to the communication mechanism.2. The virtual currency storage and transaction device of claim 1 , wherein the processor comprises a safety module claim 1 , a verification unit and a storage unit.3. The virtual currency storage and transaction device of claim 1 ...

PROXY CARD FOR MOBILE PAYMENT

A proxy card for mobile payment has a card body; a processor disposed at the card body to store a user's fingerprint data, personal data, mobile payment information and transaction data; a power unit disposed at the card body and electrically-connected to the processor to supply power; a fingerprint receiving unit disposed at the card body and electrically-connected to the processor to receive the fingerprint data for recognition by the processor; a display unit disposed at the card body and electrically-connected to the processor to display a first prompt while fingerprint recognition is occurring, a second prompt while mobile payment information storage is occurring, and a third prompt while mobile payment is occurring; and a wireless communication unit disposed at the card body and electrically-connected to the processor to connect to a mobile communication apparatus to store the mobile payment information in the processor. 1. A proxy card for mobile payment , the proxy card comprising:a card body;a processor disposed at the card body to store a user's fingerprint data, personal data, mobile payment information and transaction data;a power unit disposed at the card body and electrically connected to the processor to supply power;a fingerprint receiving unit disposed at the card body and electrically connected to the processor to receive the fingerprint data for recognition by the processor;a display unit disposed at the card body and electrically connected to the processor to display a first prompt while fingerprint recognition is taking place, display a second prompt while mobile payment information storage is taking place, and display a third prompt while mobile payment is taking place; anda wireless communication unit disposed at the card body and electrically connected to the processor, wherein the wireless communication unit connects to a mobile communication apparatus to store the mobile payment information in the processor.2. The proxy card for mobile ...

Transferable light emitting device array and production method thereof

A method for producing a transferable array of light emitting devices includes forming a plurality of light emitting devices on a temporary substrate, forming at least one supporting member that is directly connected to a release layer of at least one of the light emitting devices, connecting a supporting substrate only with the at least one supporting member so that the at least one supporting member extends from the release layer of the at least one of the light emitting devices to the supporting substrate and so that the light emitting devices are spaced apart from the supporting substrate, and removing the temporary substrate. The transferable array produced by the method is also disclosed.

Classification method and classification device for classifying level of amd

A classification method and a classification device for classifying a level of an age-related macular degeneration are provided. The classification method includes the following. An object detection model and a first classification model are pre-stored. A fundus image is obtained. A bounding box is generated in the fundus image according to a macula in the fundus image detected by the object detection model. An intersection over union between a predetermined area and the bounding box in the fundus image is calculated. A classification of the fundus image is generated according to the first classification model in response to the intersection over union being greater than a threshold.

Cache method

A method of transmitting update-display data (1) from a thin server device to a thin client device, the method comprising the steps of: generating a (short) key representing new update-display data (1) to be transmitted; comparing a newly generated key to a key or keys previously generated; compiling a message to be transmitted to the client device; the message comprising a header and code words representing the update-display data, wherein the header is set in dependence upon the result of the comparison step to identify to the client whether the update-display data is already cached, to be cached or not to be cached. Preferably DCT coding is used. A thin client server system using this method is faster and more efficient.

Display module

A display module, which includes a display panel, a backlight unit and a bezel. The backlight unit is disposed opposite to the display panel. The bezel includes a bottom, a plurality of sidewalls and a plurality of extension structures. The bottom is configured to support the backlight unit. These sidewalls are configured to corporately enclose the display panel and the backlight unit, and each sidewall has a first end and a second end opposite to each other; wherein the first end is connected to the bottom. The extension structures each extend from the second end of the respective sidewall and include a supporting portion, disposed between the backlight unit and the display panel and opposite to the bottom, configured to support the display panel.

Supramolecular ionic liquids, solid state electrolyte membrane, solid state lithium metal battery, and device

A supramolecular ionic liquid, a solid electrolyte state membrane, a solid state lithium metal battery, and a device. The provided supramolecular ionic liquid has a benzophenanthrene structure as shown in formula (I), wherein R 1 is selected from the group consisting of ether groups, polyether groups, halogenated ether groups, or halogenated polyether groups having 1 to 16 carbon atoms; and R 2 is selected from the group consisting of ether groups or polyether groups having 1 to 16 carbon atoms. The ionic conductivity of the provided supramolecular ionic liquid at room temperature is as high as 10 -3 S/cm, the ionic conductivity of the solid state electrolyte membrane prepared therefrom at room temperature is also above 10 -3 S/cm, which is close to the level of the liquid electrolyte, and the problem of the low ionic conductivity of the existing solid state electrolyte is solved.

Adjustable module spray head and adjusting method thereof

An adjustable module spray head and adjusting method thereof comprises a module core unit having a holder, a distributing set rotating relative to the holder, two plugs, and a rotable positioning structure between the holder and the distributing set; the module core unit is used to assembled with various spray heads with different watering levels to meet different demands by selecting an installing position of a levering pin of the rotable positioning structure and by removing at least one stator or a rotor of the adjustable levering assembly.

Solid-state electrolyte membrane and solid-state lithium-metal battery including same, battery module, battery pack, and device

This application provides a solid electrolyte membrane, and a solid-state lithium metal battery, a battery module, a battery pack, and an apparatus containing such solid electrolyte membrane. The solid electrolyte membrane in this application has a first surface and a second surface opposite the first surface, where the first surface is provided with several micropores that extend into an interior of the solid electrolyte membrane without penetrating to the second surface. This application further provides a solid-state lithium metal battery, battery module, battery pack, and apparatus containing such solid electrolyte membrane. In the solid electrolyte membrane provided in this application, the micropores provided on the first surface of the solid electrolyte membrane do not penetrate to the opposite second surface, so that lithium ions can be induced to deposit in the micropores, reducing the risk of lithium dendrites growing or even penetrating through the solid electrolyte membrane due to nonuniform deposition of lithium ions at other locations, thereby preventing short circuit of a solid-state lithium metal battery.

Method of manufacturing mini smart card

A mini smart card and a method of manufacturing the mini smart card are introduced. The method includes disposing bilayered print layers on a top side and a bottom side of a circuit layer, respectively; performing a heat-compression treatment and then a printing treatment on the circuit layer and the bilayered print layers; removing surface layers from the bilayered print layers; and disposing transparent protective layers on the bilayered print layers, respectively. The bilayered print layers are prevented from deforming under the heat generated during the printing treatment. Removal of the surface layers from the bilayered print layers effectively reduces the thickness of the mini smart card.

Smoke alarm test equipment with smoke and heat generating device

Solid electrolyte membrane, and solid-state lithium metal battery, battery module, battery pack, and apparatus containing such solid electrolyte membrane

The solid electrolyte membrane in this application has a first surface and a second surface opposite the first surface, where the first surface is provided with several micropores that extend into an interior of the solid electrolyte membrane without penetrating to the second surface. This application further provides a solid-state lithium metal battery, battery module, battery pack, and apparatus containing such solid electrolyte membrane. In the solid electrolyte membrane provided in this application, the micropores provided on the first surface of the solid electrolyte membrane do not penetrate to the opposite second surface, so that lithium ions can be induced to deposit in the micropores. This reduces the risk of lithium dendrites growing or even penetrating through the solid electrolyte membrane due to non-uniform deposition of lithium ions at other locations, thereby preventing short circuit of a solid-state lithium metal battery.

Monomer for chemical amplified photoresist compositions

The present invention discloses a compound having the following formula (I), wherein R 1 is H, haloalkyl group or C 1 -C 4 alkyl group; R 2 is hydroxyl group, C 1 -C 8 alkoxy group or C 1 -C 8 thioalkyl group; G is (CH 2 ) n , O or S, wherein n is 0, 1, 2, 3 or 4; Rc is a lactone group; and m is 1, 2 or 3. This compound is a monomer and suitable for synthesis to form polymers with good hydrophilicity, adhesion and dry-etch resistance. Particularly, this compound can form photosensitive polymers or copolymers by reacting with suitable photosensitive monomers.

Terminal device, base station device, and communication method

【課題】端末装置と基地局装置が効率的に通信を行うこと【解決手段】端末装置が、第1のセルに対応する第1のシステム情報ブロックを受信し、前記第1のシステム情報ブロックによって設定される複数の上りリンクBWPの帯域幅のうち最も広い帯域幅と同じか広い上りリンクチャネル帯域幅をサポートしていない場合に、前記第1のセルを規制セルであるとみなす。【選択図】図１７

Adjustable module spray head and adjusting method thereof

An adjustable module spray head and adjusting method thereof comprises a module core unit having a holder, a distributing set rotating relative to the holder, two plugs, and a rotatable positioning structure between the holder and the distributing set; the module core unit is used to assembled with various spray heads with different watering levels to meet different demands by selecting an installing position of a levering pin of the rotatable positioning structure and by removing at least one stator or a rotor of the adjustable levering assembly.

Method and System For Measuring Customer Delivery Service

Disclosed is a method and a system for measuring customer delivery service. A projected customer delivery date is generated. At least one projected output volume is determined based on the projected customer delivery date. At least one actual output volume is determined, and an accuracy of the projected customer delivery date is determined based on the at least one projected output volume and the at least one actual output volume.

Bottle container with protective membrane

A bottle container provided with a protective layer is provided by coating a protective layer composed of a nanoscale titanium dioxide (TiO 2 ) and copper particle on the surface of a bottle container, characterized in that, when sunlight irradiates over the bottle container, UV light or visible light of shorter wavelength (=about 600 nm and less), they will be absorbed therein and generates subsequently electrons and electric holes to react water and oxygen in air into active oxygen and hydroxyl free radical as strong oxidants. These oxidants can decompose surrounding organic matters and can kill bacteria as well as de-odor. In case of thus coated bottle container containing beer, UV light or strong light cannot enter substantially into the beer contained therein to oxidize hop components in the beer, and consequently, the intact taste of the beer can be retained. In addition to effects of killing bacteria and de-odoring, copper particles incorporated in the layer can promote absorption efficiency of UV light or strong light, while the alcohol-based compound added in the solvent of the coating composition can form a protective film of silicon dioxide (SiO 2 ) and the like so as to prevent the bottle container made of organic material from degeneration by oxidative decomposition.

Air intake module of water feeding apparatus

An air intake module of a water feeding apparatus is provided, which includes a body and a valve, and the body includes a water inlet channel and a water outlet channel. An air intake hole runs through the body outward from a joint between the water inlet channel and the water outlet channel, and the valve is disposed at the joint. With the change of a cross-sectional area of the joint, a phenomenon of a high flow rate and a low pressure occurs to force the valve plate open, and air is sucked in mixed with the water flow. When a back pressure of the water flow is larger than an atmospheric pressure outside, the valve plate is forced to close the air intake hole, so as to avoid leakage of the water flow and prevent the air intake hole from being clogged by impurities.

Flexible printed circuit module

Negative pole piece, lithium secondary battery, and device with lithium secondary battery

This application provides a lithium secondary battery and a negative electrode plate for the lithium secondary battery. The negative electrode plate includes a negative electrode current collector and a negative electrode active material layer disposed on at least one surface of the negative electrode current collector, where a surface of the negative electrode active material layer closer to the current collector is provided with an elastic coating. And the elastic coating includes an elastic polymer and a conductive agent. At a pressure of 1 MPa to 20 MPa, the elastic coating has a compression deformation of 20% to 80% and an elastic modulus of 1 MPa to 800 MPa. And optionally, at the pressure of 1 MPa to 20 MPa, the elastic coating has a compression deformation of 30% to 60% and an elastic modulus of 5 MPa to 100 MPa. In the negative electrode plate containing the elastic coating provided by this application, the elastic polymer included in the coating helps reduce the elastic modulus and the internal stress, while the conductive agent helps improve the conductivity of the coating to reduce transference resistance of the electrons. The elastic coating can effectively alleviate a volume change generated during charging and discharging processes of a lithium secondary battery, reduce an internal stress caused by volume expansion of the negative electrode during the charging process, to inhibit a short circuit, and reduce interface contact failures caused by volume shrinkage of the negative electrode during the discharging process.

Negative electrode plate, lithium metal battery, and device comprising lithium metal battery

Rendering a first media type content on a browser

A method, a system and a client of/for rendering a first media type ( 11 ) content on a browser ( 10 ) on a client ( 16 ) with a rendering support from a server ( 13 ). The method includes the steps of determining if the first media type content is not suitable for being rendered due to limited resources on the client, and, if this is the case activating a first software component ( 12 ) prepared for handling and receiving rendering support from the server, sending, from the client, a link to the first media type content with a request for rendering support; determining, on the server, a second media type content of the received link, wherein the second media type content is suitable for being rendered on the client; transferring the second media type content to the client; and rendering, by the first software component, the second media type content. The method further includes the steps of receiving, by the first software component, a first input event; sending the first input event from the first software component to a second software component ( 15 ) on the server; transforming, by the second software component, the received first input event to a third media type content based on the first input event and the second media type content; transferring, by the second software component, the third media type content to the first software component; and rendering the third media type content. This enables for rendering of media types on the browser on the client that the browser was not initially suitable for or did not have system resources for.

Adaptive infotainment device

The present invention provides an adaptive infotainment device, comprising a display unit, a processing module, and a network module. The processing module is coupled to the display unit to decrypt and process at least one multi-media content. The network module is coupled to the processing module to receive the multi-media content and selecting paths and accessing nodes. The network module collects at least one usage log to be processed by the processing module to generate an accumulated user profile to be fused with user default information in a user default unit coupled to the processing module to generate at least one threshold value so that the display unit is capable of displaying the processed multi-media content according to the threshold value. Hence, the user's network behavior can be learned by combining the pre-determined preferences and the past usage preferences so as to generate the most favorable displaying means to enhance the convenience for browsing information.

Array Substrate, and Method for Repairing Thereof, and Display Panel and Display Apparatus Comprising the Same

An array substrate includes: a base having an active region and a peripheral region adjoining to the active region; a plurality of signal lines disposed on the base; and at least one repair structure disposed on the peripheral region and having at least one first repair line and at least one second repair line having a first sub-line and a second sub-line. The first sub-line is located between the first repair line and the second sub-line. The signal lines have a plurality of groups; the first repair line crosses over at least two of the groups of the signal lines; and at least one of the groups of the signal lines is crossed over by only one of the first sub-line and the second sub-line.

Method ensuring normal operation at early power-on self test stage

A method for ensuring normal operation at an Early Power-On Self Test stage of a computer device is proposed. The method is applied to the computer devices having a timing function. A largest execution time for at least an Early POST program is preset, and the actual execution time of the Early POST program is counted when the computer device is activated. If the execution time of the POST program is greater than the largest execution time, the computer devices will then be restarted, the POST program will be re-executed, and the timing process of the POST program will be performed again, until execution time of every Early POST programs is smaller or equal to the corresponding preset largest execution time. Upon which, the timing will be terminated, and the computer devices will be able to enter into the stage of Later POST. This method ensures any Early POST program causing the system to hang to be cleared by automatically restarting the computer system, so that users will not experience system hangs during the Early POST stage.

Flip-flop devices with clock sharing

A flip-flop device is provided. The flip-flop device includes a first flip-flop and a clock controller. The first flip-flop receives a first clock signal and a second clock signal for operation. The clock controller receives a clock source signal and generates the first clock signal and the second clock signal according to the clock source signal. Each of the first clock signal and the second clock signal switches between a first voltage level and a second voltage level. For each of the first clock signal and the second clock signal, a period of the first voltage level is shorter than a period of the second voltage level. The period of the first voltage level of the first clock signal and the period of the first voltage level of the second clock signal are non-overlapping.

Circuit board having conductive bumps and fabrication method thereof

Work table with a sawdust collecting mechanism

A work table includes a workpiece-supporting box having a bottom plate formed with an outlet port connected to a suctioning device, and a peripheral wall. Left and right guide plates extend inclinedly and downwardly from the peripheral wall toward the outlet port, and have opposing end walls distal from the peripheral wall. A distributor member is disposed between the end walls, and cooperates with the bottom plate to confine a lower chamber in fluid communication with the outlet port, and further cooperates with the guide plates and the peripheral wall to confine an upper chamber. A working panel is mounted on the peripheral wall, and is formed with apertures for access to the upper chamber.

Method, network device and terminal for data processing

Eyebrow tattooing machine

The present disclosure is concerned with an electrically rechargeable eyebrow tattooing machine which is particularly employed by female to do make-up on the eyebrow as a result of the lack of hair thereat. A small motor drives an eccentric cam which is further connected with a drive rod with an elongate needle detachably disposed at the front end thereof, and the motion of the eccentric cam produces a reciprocating movement on the elongate needle which is received in a casing with its pointy tip retractably sticking out of a small bore of a frontmost cap. The cap is provided with an opening on the wall so that cotton with dye liquid can be stuffed therein, and each time the needle can acquire small amount of dye liquid in its repeated motion through the dye contained cotton. The use of rechargeable source makes the operation of the present machine with less vibration and the small size facilitates the safe holding of the same in operation.

Work table with a sawdust collecting mechanism

A work table includes a box having a bottom plate formed with an outlet port. A distributor is disposed in the box, and cooperates with the box to define a lower chamber in fluid communication with the outlet port and an upper chamber above the distributor. The distributor has entrance holes that communicate the upper and lower chambers. A working panel is mounted on the box, and is formed with apertures for access to the upper chamber. A suctioning device includes a sawdust collecting container, and an air conduit interconnecting the outlet port and the container, and having a branch. A cap is detachably mounted on the branch. A blind is mounted movably on the air conduit between the outlet port and the branch.

Lithium metal battery and preparation method therefor, and apparatus comprising lithium metal battery and negative electrode plate

The present application discloses a lithium metal battery (5), a process for preparing the same, an apparatus containing the lithium metal battery (5), and a negative electrode plate. The lithium metal battery (5) includes a positive electrode plate, a negative electrode plate and an electrolyte, the positive electrode plate including a positive electrode current collector and a positive electrode active material layer arranged on at least one surface of the positive electrode current collector and comprising a positive electrode active material, wherein the negative electrode plate includes a polymer material base layer (10); and a lithium-based metal layer (20) that is directly bonded to at least one surface of the polymer material base layer (10).

Anti-breaking structure for end closure of heat pipe

An anti-breaking structure of an end closure of a heat pipe is formed at a tapered end of the heat pipe, and a soldering joint is formed at an upper end of the anti-breaking structure. The anti-breaking structure includes an uneven rib coupled longitudinally between the tapered end and the soldering joint, and two wing portions extended outward from the left and right outer sides of the uneven rib, and one surface of the uneven rib is convex and another backside surface of the uneven rib is concave, and both uneven rib and wing portions are formed by pressing the heat pipe to constitute the anti-breaking structure.

An adapting infotainment device

Array substrate, and method for repairing thereof, and display panel and display apparatus comprising the same

An array substrate includes: a base having an active region and a peripheral region adjoining to the active region; a plurality of signal lines disposed on the base; and at least one repair structure disposed on the peripheral region and having at least one first repair line and at least one second repair line having a first sub-line and a second sub-line. The first sub-line is located between the first repair line and the second sub-line. The signal lines have a plurality of groups; the first repair line crosses over at least two of the groups of the signal lines; and at least one of the groups of the signal lines is crossed over by only one of the first sub-line and the second sub-line.

Shower liquid soap dispenser and soap bottle

Fluid spraying device

A fluid spraying device comprises a fluid oscillator used to oscillate fluid to generate spraying water and including an inlet, at least one power nozzle, an interacting chamber, and an outlet, characterized in that: the fluid oscillator including a first portion and a second portion; a connection of the first and the second portions communicates with the power nozzle to flow fluid through a predetermined traveling position, and the first portion includes the inlet and a section of the power nozzle, and the second portion includes the outlet and another section of the power nozzle, by using an interaction of the first and the second portions, a cross sectional area of the fluid at the connection of the first and the second portions is changed to adjust spraying water from the outlet.

Blacken reagent and method for manufacturing printed circuit board

一種黑化藥水，包含含量為4g/L至16g/L之氫氧化鈉、含量為20g/L至60g/L之亞溴酸鈉或溴酸鈉及含量為3g/L至9g/L之磷酸鈉，其用於於銅表面形成成分包含氧化銅、氧化亞銅及溴化銅之黑化層。本發明還提供一種採用上述黑化藥水進行銅面之壓合前處理制得之電路板之方法，以及採用上述黑化藥水進行銅面之雷射蝕孔前處理制得之電路板之方法。

Solid-state electrolyte membrane and solid-state lithium-metal battery including same, battery module, battery pack, and device

System and method for detecting electric-discharge points of a line-cutting electric-discharge processing machine

Cooling device for light emitting diode lamp

A cooling device for LED lamp, which is disposed in an LED lamp set, includes a heat pipe. The cooling end of the heat pipe is disposed on the light reflection cover of the lamp set, while the reception end contacts the bottom portion of the light emitter. Therefore, the heat generated from the light emitter is transferred to the heat pipe and then to the light reflection cover. Thereafter, the heat is dissipated to the external environment, thereby achieving the cooling purpose.

Optical compensation apparatus and a method for manufacturing the same, and a liquid crystal device having the optical compensation apparatus

An optical compensation structure and its fabricating process are disclosed. The optical compensation structure comprises an upper polarizer film, a transparent substrate, a first retarder film (C+ plate), and a second retarder film (A-plate). The upper polarizer film provides polarization function and possesses a top surface and a bottom surface. The transparent substrate is directly laminated onto the top surface of upper polarizer film. The first retarder film is coated with a bonding layer made of crosslinking agent on one side and the bonding layer is directly laminated onto the bottom surface of upper polarizer film. The second retarder film binds to the side of first retarder film away from the upper polarizer film. The optical compensation structure is coated with the bonding layer to address the drawback of prior art where the upper polarizer film and the first retarder film are not closely adhered to each other, thereby allowing the use of one less substrate and offering a thinner compensation structure. When applied to liquid crystal display (LCD), the optical compensation structure improves the contrast and color shift problems of LCD at oblique viewing angles.

Sim Card Structure

In a SIM card structure, there are included a carrier substrate and a plurality of chips. The carrier substrate is provided at a central area with at least two parallelly arranged first weakening lines, and at two laterally opposite areas with a group of equally spaced second weakening lines each. The second weakening lines in each group are perpendicularly extended from one of the first weakening line toward one lateral edge of the carrier substrate, such that a plurality of card bodies is defined on the carrier substrate. Each of the card bodies is provided at a predetermined position with a receiving area for one of the chips to attach thereto and thereby forms a SIM card. Less material and storage room are needed for manufacturing and storing the card bodies, respectively. And, each of the SIM cards can be conveniently separated from the carrier substrate for use.

Rendering a first media type content on a browser

A method, a system and a client of / for rendering a first media type (11) content on a browser (10) on a client (16) with a rendering support from a server (13). The method includes the steps of: determining if the first media type content is not suitable for being rendered due to limited resources on the client, and, if this is the case activating a first software component (12) prepared for handling and receiving rendering support from the server; sending, from the client, a link to the first media type content with a request for rendering support; determining, on the server, a second media type content of the received link, wherein the second media type content is suitable for being rendered on the client; transferring the second media type content to the client; and rendering, by the first software component, the second media type content. The method further includes the steps of receiving, by the first software component, a first input event; sending the first input event from the first software component to a second software component (15) on the server; transforming, by the second software component, the received first input event to a third media type content based on the first input event and the second media type content; transferring, by the second software component, the third media type content to the first software component; and rendering the third media type content. This enables for rendering of media types on the browser on the client that the browser was not initially suitable for or did not have system resources for.

Lithium metal battery and preparation method therefor, and apparatus comprising lithium metal battery and negative electrode plate

Probe card device and transmission structure

A probe card device and a transmission structure are provided. The transmission structure includes a supporting layer, a plurality of metal conductors spaced apart from each other and slantingly inserted into the supporting layer, and an insulating resilient layer formed on the supporting layer. Each of the metal conductors includes a positioning segment held in the supporting layer, a connecting segment and an embedded segment respectively extending from two ends of the positioning segment, and an exposed segment extending from the embedded segment. Each of the embedded segments is embedded and fixed in the insulating resilient layer, and each of the exposed segments protrudes from the insulating resilient layer. When any one of the exposed segments is pressed by an external force, the insulating resilient layer is configured to absorb the external force through the corresponding embedded segment so as to have a deformation providing a stroke distance.

Negative electrode plate, lithium metal battery, and apparatus including the lithium metal battery

This application provides a negative electrode plate, a lithium metal battery, and an apparatus including the lithium metal battery. The negative electrode plate includes a negative electrode current collector and a lithium-metal negative electrode disposed on at least one surface of the negative electrode current collector, where a polymer protective film is disposed on a surface of the lithium-metal negative electrode away from the negative electrode current collector, the polymer protective film includes a citric acid copolymer, and a number-average molecular weight Mn of the citric acid copolymer is 10,000 to 1,000,000. In this application, a polymer protective film with high tensile strength, high puncture strength, high elongation, and high electrolyte holding capacity may be formed on the surface of the lithium-metal negative electrode in the negative electrode plate.

Light-emitting diode device and method for manufacturing the same

A light-emitting diode device includes an epitaxial structure that contains first-type and second-type semiconductor units and an active layer interposed therebetween, a light transmittable dielectric element that is disposed on the first-type semiconductor unit opposite to the active layer and is formed with a first through hole, an adhesive layer that is disposed on the dielectric element and is formed with a second through hole corresponding in position to the first through hole, and a metal contact element that is disposed on the adhesive layer. The adhesive layer has a thickness of at most one fifth of that of the dielectric element. The metal contact element extends into the first and second through holes, and electrically contacts the first-type semiconductor unit. A method for manufacturing the LED device is also disclosed.

User equipments, base stations, and methods

A user equipment (UE) is described. The UE includes transmission circuitry configured to transmit, to a base station, a random access preamble with a random access preamble identifier (RAPID) in a physical random access channel (PRACH) occasion; and reception circuitry configured to receive, from the base station, a random access response (RAR), wherein the RAR contains a MAC subPDU with a RAPID corresponding to the transmitted preamble, the MAC subPDU provides a RAR uplink (UL) grant, a fixed 4 bit field of modulation and coding scheme (MCS) in the RAR UL grant is reduced by one or more bits, and the one or more bits of the MCS field is used to indicate a repetition number of a PUSCH scheduled by the RAR UL grant; and transmission circuitry further configured to transmit the PUSCH with the repetition number.

User equipments, base stations, and methods

A method by a user equipment (UE) is described. The method includes receiving, from a base station, a first radio resource control (RRC) parameter including one or more entries, wherein each entry at least provides a value for ‘number of DMRS CDM groups without data’ and one value for one DMRS port index among one or more DMRS port indexes; and determining a bitwidth of an antenna port field in a DCI format at least based on a total count of the one or more entries included in the first RRC parameter; and receiving the DCI format with the antenna port field, wherein a value of the antenna port field indicates one of the one or more entries; and receiving a PDSCH scheduled by the DCI format based on the value of the ‘number of DMRS CDM groups without data’ and the DMRS port index associated to an entry corresponding to a value indicated in the antenna port field.

Method for forming semiconductor device

A method for forming a semiconductor device is disclosed. A substrate comprising trenches are provided. Dopants are doped into a region of the substrate neighboring a sidewall of the trenches by using an isotropic doping method. A gate dielectric layer is formed on the sidewall of the substrate. A gate electrode is formed in the trenches, wherein the gate electrode protrudes a surface of the substrate.