Device and method for symbol frame synchronization of OFDM transmitter and receiver

Provided is a frame synchronization pattern design and synchronization method by which in a transmitter of a communications system employing an orthogonal frequency division multiplexing (OFDM), a frame synchronization pattern is inserted into the starting part of a symbol frame, and by detecting the frame synchronization pattern in a receiver, synchronization of the OFDM transmitter and receiver is performed. Also, provided are a transmitter synchronization apparatus including an OFDM symbol frame generation unit, a frame synchronization pattern insertion unit, and an OFDM transmission signal conversion unit, and a receiver synchronization apparatus comprising a frame synchronization pattern inserted OFDM symbol frame conversion unit, a frame synchronization pattern detection unit, and a source data generation unit. Overcoming the conventional notion depending on the earlier art OFDM symbol standards, the OFDM symbol frame start detection method according to the present invention places ...

Polishing slurry, method of producing same, and method of polishing substrate

Disclosed herein is a polishing slurry for chemical mechanical polishing. The polishing slurry comprises polishing particles, which have a particle size distribution including separated fine and large polishing particle peaks. The polishing slurry also comprises polishing particles, which have a median size of 50-150 nm. The present invention provides the slurry having an optimum polishing particle size, in which the polishing particle size is controlled and which is useful to produce semiconductors having fine design rules by changing the production conditions of the slurry. The present invention also provides the polishing slurry and a method of producing the same, in which a desirable CMP removal rate is assured and scratches are suppressed by controlling a polishing particle size distribution, and a method of polishing a substrate.

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Display screen or portion thereof with graphical user interface

Generated image for display on a portable telephone

Tag authentication apparatus and method for radio frequency identification system

A radio frequency identification (RFID) tag authentication apparatus and method for accomplishing quick authentication and solving privacy problems using a hash algorithm are provided. An RFID tag includes a memory unit storing a tag's secret information and a group's secret information and a hash chain computation unit encrypting secret information based on a hash algorithm. The tag authentication apparatus includes a DB storing information about RFID tags, which is classified into groups and includes each group's secret information and each tag's secret information; a group's secret information search unit finding a group to which a tag to be authenticated belongs; and a tag's secret information search unit searching tags' secret information included in the found group.

Air purifier

Disclosed is an air purifier having a small size so as to be easily mounted to various home appliances, and preventing ozone which is harmful to a human body from being generated, the air purifier including an insulating dielectric including a solid; a discharge electrode provided in the insulating dielectric; a ground electrode provided in the insulating dielectric and spaced for a predetermined distance from the discharge electrode; and a power supply coupled with the discharge electrode and the ground electrode for supplying a high voltage thereto.

Apparatus and method for measuring bit error rate in an OFDM communication system

Disclosed is an apparatus for measuring a bit error rate (BER) in an orthogonal frequency division multiplexing (OFDM) communication system. A transmitter includes a pilot pattern inserter for inserting a first reference pilot pattern in subchannels of input data, and an OFDM modulator for OFDM-modulating the reference pilot pattern-inserted transmission data. A receiver includes a pilot pattern detector for OFDM-demodulating a data symbol received in a frame unit and detecting only a pilot pattern, and a BER operator for comparing the demodulated pilot pattern with a second reference pilot pattern, detecting and accumulating the number of pilot errors, and measuring a bit error rate by dividing the accumulated number of the pilot errors by the number of total received pilot patterns.

FINGERPRINT RECOGNITION SYSTEM AND METHOD

A fingerprint recognition method and system for recognizing a fingerprint by storing local fingerprint images inputted from a fingerprint sensor and compositing the stored local fingerprint images into an effective single fingerprint image. The method includes obtaining relative sliding speed and directional information between the local fingerprint images, correcting sliding speed and directional values of the local fingerprint images using the obtained sliding speed and directional information, and compositing the local fingerprint images into the effective single fingerprint image using the corrected sliding speed and directional values.

System and method for calculating real-time voltage stability risk index in power system using time series data

A system and method for calculating a real time voltage stability risk index in a power system are disclosed. The disclosed system comprises a real time phasor measurement device for calculating a voltage stability risk index using RMS voltage and an upper voltage stability monitoring system for collecting and sequencing the voltage stability risk index transferred from the real time phasor measurement device. The disclosed method comprises calculating RMS voltage by using bus voltage measured; calculating an N moving average voltage for the RMS voltages; calculating a % diversity between the bus voltage measured and the N moving average voltage; calculating a voltage stability risk index by dividing the area constructed by the % diversity by the number of sections; transferring the voltage stability risk index from a real time phasor measurement device to an upper voltage stability monitoring system; acquiring and sequencing the voltage stability risk indexes transferred.

Apparatus and method for unifying multiple radio frequency idenfications

An apparatus and method for unifying multiple radio frequency identifications (RFIDs) are provided. The apparatus includes: a data arithmetic operator collecting RFIDs, storing the collected RFIDs, and repeatedly performing the collection and storage when a time out event occurs; a hash arithmetic operator concatenating the RFIDs, hashing the concatenated RFIDs, and outputting a hashed single value; a random number generator generating a random number used as an encryption factor to public-key-encrypt the single value; an RFID tag processor controlling locking/unlocking of the RFID tags; a public key arithmetic operator public-key-encrypting the single value using a predetermined public key and the random number as encryption factors and outputting a cipher text; and a radio frequency communicator converting the cipher text into a radio signal and sending the radio signal to a radio section. Information transmitted to a radio section is a cipher text obtained by public-key-encrypting the ...

Method of manufacturing semiconductor device having recess channel structure

Disclosed herein is a method of manufacturing a semiconductor device having a recess channel structure, which prevents misalignment of a source/drain, thereby being capable of achieving an improvement in the drive-ability of a gate and preventing a degradation in characteristics of the semiconductor device due to a hot carrier effect. The method comprises the steps of forming a threshold voltage adjustment ion layer having a predetermined depth in an active region of a silicon substrate, implanting source/drain forming ions into the silicon substrate on the threshold voltage adjustment ion layer formed in the silicon substrate, forming a mask, which defines a recess trench forming region, on the silicon substrate, after completing the implantation of the source/drain forming ions, forming recess trenches by etching the silicon substrate to a predetermined depth using the mask as an etching mask, depositing polysilicon on the silicon substrate to a thickness sufficient to bury the recess ...

Display image for a mobile phone

Extractor for an microcolumn, an alignment method for an extractor aperture to an electron emitter, and a measuring method and an alignment method using thereof

The present invention provides a new extractor for a micro-column and an alignment method of the aperture of the extractor and an electron emitter for a micro-column. Further, the present invention provides a measuring system, a method for measuring, and an alignment method using the principle of the alignment.

METHOD OF TRANSMITTING DATA BY UTILIZING RESOURCES IN HYBRID AUTOMATIC REQUEST OPERATIONS

A method of transmitting at least one sub-packet in a wireless communication system is disclosed. More specifically, the method includes transmitting at least one sub-packet based on combination of resources from multiple domains, wherein the combination of resources indicate whether to maintain or change the resource arrangement for subsequent transmission.

Preamble design for frequency offset estimation and channel equalization in burst OFDM transmission system

Provided is a transmission data frame in an orthogonal frequency division multiplexing (OFDM) burst mode transmission, and more particularly, a frequency offset estimating method and a channel equalizing method using a transmission data frame. In the transmission data frame used in the orthogonal frequency division multiplexing burst mode transmission, a length of a guard interval in a preamble area for frequency offset estimation and channel estimation varies depending on a channel environment not being limited in consideration of a size of a data symbol, and only data of ending part of the guard interval in the preamble is used to estimate frequency offset in consideration of intersymbol interference. In the frequency offset estimating method, desired frequency estimation efficiency can be satisfied with the small number of samples. Also, when channel equalization is performed, two symbols are averaged in a time area to reduce the accuracy of channel estimation due to Gaussian random ...

Apparatus and method for providing user interface based on hand-held position of the apparatus

An electronic apparatus and a method for providing a user interface are provided. The electronic apparatus includes a sensor module configured to detect sensor data, a touch screen configured to display a control menu related to content that is displayed, and a control module configured to determine a hand-held position of the electronic apparatus, based on the sensor data, to configure the control menu, based on the determined hand-held position, and to display the configured control menu, based on the determined hand-held position.

Message service support method and portable device using the same

Provided is a message service providing method and portable device supporting the same, which includes generating at least one of a key input signal and a sliding sensor signal; and writing a message by activating a message write window set according to an environment of an application program which is being activated depending on generation of at least one of the key input signal and the sliding sensor signal.

Electronic device

Display screen with transitional graphic user interface

Ventilation apparatus having humidity adjusting and sterilizing device and method for controlling the same

A ventilation apparatus having a humidity adjusting and sterilizing device, and a method for controlling the same method are disclosed. A humidity adjusting and sterilizing device includes a channel allowing air to flow therein; a housing having a side in communication with the channel, the housing having the other sides closed; a tub mounted within the housing for holding water therein; and a microwave generator for humidifying the air within the channel and for sterilizing bacteria contained in the air of the channel by radiating the microwaves discharged into the channel. The humidity adjusting and sterilizing device includes a housing having a side in communication with the inlet channel, the housing having the other sides closed; a tub mounted within the housing for holding water therein; and a microwave generator for radiating microwaves into the housing and the tub and.

Display screen or portion thereof with graphical user interface

Apparatus for hyperelliptic-curve cryptography processing

In an apparatus for a hyperelliptic-curve cryptography processing, an input/output control block controls a peripheral component interconnect (PCI) interface block, a direct memory access (DMA) and a data input/output. An input memory block stores an external instruction and input data provided by the PCI interface block. An output memory block stores a final and an intermediate value of a hyperelliptic-curve cryptography operation. A MUX controls a path of input/output data. An operation core block performs a genus one elliptic-curve and a genus two hyperelliptic-curve cryptography algorithm, respectively. A controlling device controls the operation core block.

Accessory device for manual motor starter

Disclosed is an accessory device for a manual motor starter attached to one side of a body of the manual motor starter so as to perform various accessory functions, such as a forcible trip function for the manual motor starter by remotely switching the manual motor starter or a trip function for the manual motor starter when under-voltage occurs between a power source and load. A remotely switchable trip function and an under-voltage trip function are achieved by using one accessory device. The accessory device includes a case forming an outer appearance of the accessory device, an under-voltage trip coil section installed in the case and including an under-voltage trip coil generating magnetic flux depending on voltage applied thereto and a first fixed core installed adjacent to the under-voltage trip coil and magnetized by magnetic flux generated from the under-voltage trip coil, thereby generating attracting force, a remotely switchable trip coil section installed in the case and including ...

Slurry for CMP and method of polishing substrate using same

Disclosed herein is a polishing slurry and a method of producing the same. The polishing slurry has high selectivity in terms of a polishing speed of an oxide layer to that of a nitride layer used in CMP of an STI process which is essential to produce ultra highly integrated semiconductors having a design rule of 256 mega D-RAM or more, for example, a design rule of 0.13 μm or less. A method and a device for pre-treating polishing particles, a dispersing device and a method of operating the dispersing device, a method of adding a chemical additive and an amount added, and a device for transferring samples are properly employed to produce a high performance nano ceria slurry essential to CMP for a process of producing ultra highly integrated semiconductors of 0.13 μm or less, particularly, the STI process.

Display screen or portion thereof with a graphical user interface

Loadlock apparatus and structure for creating a seal between an elevator drive shaft and the loadlock chamber thereof

Sealing structure for use in creating a seal between an elevator drive shaft and a loadlock chamber includes a base fastened over a hole in the bottom wall of the loadlock chamber, a fixed member fastened to an upper part of the base, a seal housing spaced above the fixed member, a cap in the form of a flexible bellows having a first end adhered to an upper surface of the fixed member and a second end adhered to a lower surface of the seal housing, one or more support shafts having upper and lower ends pivotally connected to the seal housing and the fixed member outside the cap, a seal seated in the seal housing and having an inner circumferential surface contacting the outer circumferential surface of the elevator drive shaft, and a seal cover fixed to an upper part of the seal housing. According to the present invention, uniform pressure is maintained between the shaft and the seal during assembly and operation of the apparatus. Thus, a seal is always maintained between the elevator drive ...

Image display for a mobile phone

Image display for a mobile phone

Modulation frequency tunable optical oscillator

The present invention relates to a millimeter wave frequency band optical oscillator used for an oscillating frequency signal source of millimeter waves transmitted from a repeater to a wireless subscriber in a millimeter wave wireless subscriber communication system for a next-generation (i.e., 5th generation or less) very high speed wireless internet service, wherein a loop mirror and a pair of optical fiber grating mirrors are used. A wavelength fixed type and a wavelength tunable type optical fiber grating mirrors are connected in a serial manner to constitute a dual laser mode resonator capable of simultaneously oscillating two laser modes, which are appropriate to each wavelength. Therefore, it is possible to obtain a laser light source capable of an extremely high frequency (60 GHz or more) modulation by using beat phenomena between two laser modes.

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Chiral salen catalyst and methods for the preparation of chiral compounds from racemic epoxides by using new catalyst

The present invention relates to new chiral salen catalysts and methods for the preparation of chiral compounds from racemic epoxides by using new catalyst. More particularly, the present invention is to provide novel chiral salen catalysts and their uses for producing chiral compounds having high optical purity to be used as raw materials for preparing chiral medicines or food additives in a large scale economically, wherein the chirl salen catalyst having a particular molecules structure can be reused continuously without any activating process of used catalysts and cause no or little racemization after the reaction is completed because it maintains its catalytic activity after the reaction process.

METHOD OF REDUCING OVERHEAD FOR MULTI-INPUT, MULTI-OUTPUT TRANSMISSION SYSTEM

A method of transmitting data in a multi input, multi output (MIMO) system is disclosed. More specifically, the method includes selecting a primary antenna, based on satisfying at least one specified criteria, for transmitting a preamble, and transmitting the preamble via the primary antenna ...

Loadlock apparatus and structure for creating a seal between an elevator drive shaft and the loadlock chamber thereof

Sealing structure for use in creating a seal between an elevator drive shaft and a loadlock chamber includes a base fastened over a hole in the bottom wall of the loadlock chamber, a fixed member fastened to an upper part of the base, a seal housing spaced above the fixed member, a cap in the form of a flexible bellows having a first end adhered to an upper surface of the fixed member and a second end adhered to a lower surface of the seal housing, one or more support shafts having upper and lower ends pivotally connected to the seal housing and the fixed member outside the cap, a seal seated in the seal housing and having an inner circumferential surface contacting the outer circumferential surface of the elevator drive shaft, and a seal cover fixed to an upper part of the seal housing. According to the present invention, uniform pressure is maintained between the shaft and the seal during assembly and operation of the apparatus. Thus, a seal is always maintained between the elevator drive ...

METHOD OF UTILIZING AND MANIPULATING WIRELESS RESOURCES FOR EFFICIENT AND EFFECTIVE WIRELESS COMMUNICATION

A method of allocating symbols in a wireless communication system is disclosed. More specifically, the method includes receiving at least one data stream from at least one user, grouping the at least one data streams into at least one group, wherein each group is comprised of at least one data stream, preceding each group of data streams in multiple stages, and allocating the precoded symbols.

Method for controlling data transmission in a wireless network system including a plurality of nodes, sensor network using the same and computer-readable medium having thereon a program performing function embodying the same

The present invention is related to a method for controlling data transmission in a wireless network system including a plurality of nodes. In accordance with the present invention, a duty cycle of a buffer of a node is configured to be adjusted according to a threshold value and a priority of a data to improve energy efficiency according to a variation of a network traffic, guarantee a prioritized transmission of an emergency data, prevent exclusive use of transmission medium by a certain node, and maximize a packet process rate.

Image display for a mobile phone

Wafer-scale microcolumn array using low temperature co-fired ceramic substrate

Provided is a wafer-scale microcolumn array using a low temperature co-fired ceramic (LTCC) substrate. The microcolumn array includes a LTCC substrate having wirings and wafer-scale beam deflector arrays, which are attached to at least one side of the LTCC substrate and has an array of deflection devices deflecting electron beams. The wafer-scale microcolumn array using the LTCC substrate makes it possible to significantly increase the throughput of semiconductor wafers, simplify its manufacturing process, and lower its production cost.

Method and system for selecting a visited network to be used by a user equipment in a wireless communication system

Preference of a home public land mobile network (HPLMN) is applied when a roaming user equipment (UE) selects a visited public land mobile network (VPLMN). The roaming UE sends an available VPLMN list to the HPLMN. A control message of a non-access stratum (NAS) or an application can be used to receive a preferred VPLMN list from the HPLMN or to send the preferred VPLMN list after the HPLMN requests that the UE should send the available VPLMN list or without a request. The HPLMN manages a VPLMN to be used by the roaming UE and enables a user to receive a better service.

Display screen or portion thereof with graphical user interface

Discharge device and air conditioner having said discharge device

A surface discharge type air cleaning device comprises an insulating dielectric body formed in the shape of a sheet, a discharge electrode formed at the upper surface of the insulating dielectric body, and a ground electrode formed at the lower surface of the insulating dielectric body. The discharge electrode is formed of a closed pattern having a predetermined area on the upper surface of the insulating dielectric body. The discharge electrode has a non-pattern part disposed in a pattern part where the pattern is formed. The electrode is not formed at the non-pattern part. The ground electrode is formed at a predetermined position corresponding to the non-pattern part. The area of the non-pattern part is reduced to decrease generation of ozone, and the area of the pattern part is enlarged to increase generation of negative ions and hydroxyl radicals. Consequently, the number of negative ions and hydroxyl radicals is increased while the amount of ozone is decreased, and therefore, air ...

Apparatus and method for controlling air cleaning

Disclosed is an apparatus and method for controlling an air cleaning. The apparatus includes an air cleaning element, a current detector, an AC high-voltage generator and a control unit. The air cleaning element generates negative ions and ozone using a plasma discharge and cleans indoor air by the negative ions and ozone. The current detector detects a state of current passing through the air cleaning element. The AC high-voltage generator generates an AC high-voltage, and applies the AC high-voltage to the air cleaning element. The control unit varies a magnitude of the AC voltage applied-to the air cleaning element by the AC high-voltage generator depending on a current detecting signal received from the current detector. Therefore, ozone is adequately generated below a limit value depending on a state of indoor air, thereby increasing air cleaning performance so as to sterilize and clean contaminants more efficiently.

Display screen or portion thereof with graphical user interface

Device and method for symbol frame synchronization of OFDM transmitter and receiver

Provided is a frame synchronization pattern design and synchronization method by which in a transmitter of a communications system employing an orthogonal frequency division multiplexing (OFDM), a frame synchronization pattern is inserted into the starting part of a symbol frame, and by detecting the frame synchronization pattern in a receiver, synchronization of the OFDM transmitter and receiver is performed. Also, provided are a transmitter synchronization apparatus including an OFDM symbol frame generation unit, a frame synchronization pattern insertion unit, and an OFDM transmission signal conversion unit, and a receiver synchronization apparatus comprising a frame synchronization pattern inserted OFDM symbol frame conversion unit, a frame synchronization pattern detection unit, and a source data generation unit. Overcoming the conventional notion depending on the earlier art OFDM symbol standards, the OFDM symbol frame start detection method according to the present invention places ...

POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME

A positive active material for a rechargeable lithium battery includes a lithium intercalation compound; and lithium titanium oxide represented by Chemical Formula 1 on the surface of the lithium intercalation compound surface. Li4-xMxTiyO12-z. Chemical Formula 1 In the Chemical Formula 1, 0 Подробнее

Toughening of thermosets

A method of manufacturing thermosets such as epoxy resins includes adding expandable hollow microspheres, which expand with temperature as shown in the accompanying graph, to the base thermoset components in the liquid phase and applying heat treatment to the mixture so formed causing the micropsheres to expand during or after curing of the thermoset. This results in a toughening mechanism caused by compressive residual stress around the microspheres which significantly increases the specific fracture energy of the epoxy resin.

Substrate for semiconductor package wire bonding method using thereof

Disclosed is a substrate for semiconductor package and a wire bonding method using thereof. The substrate is provided with at least one reference mark on its surface to check a loading position and a shift state of a solder mask. The reference mark is composed of a combination of a reference pattern and a solder mask opening and is positioned in any location on an outer peripheral edge of a die attachment region. The reference mark may take various shapes. A method for checking a solder mask shift using the reference mark includes comparing a design value of the reference pattern and the solder mask opening with the reference pattern and the solder mask opening, which are formed in an actual material. After the solder mask shift is calculated, a wire bonding coordinate is newly constructed in consideration of the solder mask shift. This minimizes the wire bonding error.

Apparatus and method for measuring bit error rate in an OFDM communication system

Disclosed is an apparatus for measuring a bit error rate (BER) in an orthogonal frequency division multiplexing (OFDM) communication system. A transmitter includes a pilot pattern inserter for inserting a first reference pilot pattern in subchannels of input data, and an OFDM modulator for OFDM-modulating the reference pilot pattern-inserted transmission data. A receiver includes a pilot pattern detector for OFDM-demodulating a data symbol received in a frame unit and detecting only a pilot pattern, and a BER operator for comparing the demodulated pilot pattern with a second reference pilot pattern, detecting and accumulating the number of pilot errors, and measuring a bit error rate by dividing the accumulated number of the pilot errors by the number of total received pilot patterns.

Method of producing a catalyst for ethylene homo-and co-polymerization

The present invention relates to a catalyst for homo-polymerization or co-polymerization of ethylene, or more particularly to a solid complex titanium catalyst for homo-polymerization or co-polymerization of ethylene. The catalyst may be produced by preparing a magnesium solution by contact-reacting a magnesium halide compound with an alcohol. Reacting the solution with an ester compound and a boron compound. Then reacting the solution with a mixture of a titanium compound and a silicon compound.

Approximation method for series expansion of input function and system using the same

An approximation method and system for series expansion of functions include the steps and functions, respectively, of: expanding an input function in Taylor series up to an (N-1)-th term; expanding the input function in Taylor series up to the N-th term; multiplying the expanded result up to the (N-1)-th term by a predetermined weight alpha; combining the expanded result up to the (N-1)-th term, multiplied by alpha, and the expanded result up to the N-th term; and dividing the combined result by (alpha+1).

Display screen or portion thereof with icon

Method of compressing and decompressing executable file in mobile communication terminal

Disclosed is a method of compressing and decompressing an executable file in a mobile communication terminal capable of improving a compression mode of an executable file necessary for an operation of the mobile communication terminal to reduce a booting time of the terminal and to smoothly carrying out a wireless upgrade service. The method of the invention divides storage spaces in which executable files are stored into plural areas depending on properties of the executable files using a scatter loading file and selectively compressing each of the areas.

Vehicle hood hinge

A vehicle hood hinge includes a hinge arm contacted with a bottom surface of hood at its top surface and provided with a fitting hole and first and second hinge holes, the fitting hole being fitted into the bottom surface of the hood by a bolt, and the first and second hinge holes being formed at front and rear portions of one side of the hinge arm; first and second links being respectively fitted into the first and second hinge holes by a shaft pin at their top portions; a hinge support provided with a hinge hole at one side portion and securing holes at front and rear portions, the hinge hole being rotatably fitted to a bottom portion of the second link by the shaft pin, and the securing holes being fitted into a top surface of the vehicle at its bottom surface by a bolt; a slot longitudinally pierced in a lengthwise direction to detach the hinge pin fitted into the bottom portion of the first link from a center shaft of the hinge during an external impact; and a hinge positioning means ...

Display screen or portion thereof with graphical user interface

DIGITAL BROADCAST SYSTEM AND METHOD FOR A MOBILE TERMINAL

A mobile communication terminal is provided comprising a receiver for receiving broadcast content over a first broadcast channel; and a controller for controlling reproduction of the broadcast content on a display of the mobile terminal. In response to detecting a first event, the controller receives a first request to delay reproduction of broadcast content in real-time. In response to receiving the first request the controller stores, in a storage medium, first broadcast content received between a time T1 and T2. In response to detecting a second event, the controller reproduces the first broadcast content. The controller stores second broadcast content received after a time T3. After the first broadcast content is reproduced, the controller reproduces the second broadcast content.

Micro column electron beam apparatus formed in low temperature co-fired ceramic substrate

A micro column electron beam apparatus having a reduced number of interconnections is provided. The micro column electron beam apparatus includes: a low temperature co-fired ceramic (LTCC) substrate; a plurality of deflector electrodes attached to a predetermined top portion of the LTCC substrate; a pad electrode placed at a top edge of the LTCC substrate and transmitting an external signal to the deflector electrodes; and a connection unit placed in the LTCC substrate and electrically connecting the deflector electrode and the pad electrode.

Generated image for display on a personal digital assistant

Vantilating system and method for controlling the same

Ventilating system for introducing outdoor air and discharging room air, and method for controlling the same, the ventilating system including a duct for making a room and an outside of the room in communication, a ventilator connected to the duct for discharging room air to an outside of the room, and supplying outdoor air to the room through the duct, a window controller provided to each window for opening/closing the window individually, and a controller for controlling the ventilator and the window controller for ventilating the room. The method for controlling a ventilating system includes the steps of measuring conditions of room air and outdoor air, determining a ventilating method and a ventilating rate according to the measured conditions, and ventilating the room by opening/closing the window automatically, and putting a ventilator into operation according to a result of determination.

Vehicle hood hinge

A vehicle hood hinge includes a hinge arm (10) contacted with a bottom surface of hood (60) at its top surface and provided with a fitting hole (11) and first and second hinge holes (13, 14), the fitting hole (11) being fitted into the bottom surface of the hood (60) by a bolt (70), and the first and second hinge holes (13, 14) being formed at front and rear portions of one side of the hinge arm (10); first and second links (40, 50) being respectively fitted into the first and second hinge holes (13, 14) by a shaft pin (31) at their top portions; a hinge support (20) provided with a hinge hole (23) at one side portion and securing holes (21) at front and rear portions, the hinge hole (23) being rotatably fitted to a bottom portion of the second link (50) by the shaft pin (30), and the securing holes (21) being fitted into a top surface of the vehicle at its bottom surface by a bolt (70); a slot (22) longitudinally pierced in length direction to detach the hinge pin (30) fitted into the ...

Preamble design for frequency offset estimation and channel equalization in burst OFDM transmission system

Provided is a transmission data frame in an orthogonal frequency division multiplexing (OFDM) burst mode transmission, and more particularly, a frequency offset estimating method and a channel equalizing method using a transmission data frame. In the transmission data frame used in the orthogonal frequency division multiplexing burst mode transmission, a length of a guard interval in a preamble area for frequency offset estimation and channel estimation varies depending on a channel environment not being limited in consideration of a size of a data symbol, and only data of ending part of the guard interval in the preamble is used to estimate frequency offset in consideration of intersymbol interference. In the frequency offset estimating method, desired frequency estimation efficiency can be satisfied with the small number of samples. Also, when channel equalization is performed, two symbols are averaged in a time area to reduce the accuracy of channel estimation due to Gaussian random ...

Electronic device and method for sharing content thereof

Disclosed is method for sharing the content of a first electronic device, including transmitting, when connecting a call with a second electronic device using a first network, a notification on the call connection to a third electronic device that is connected with a second network, and transmitting, when the content related to the notification is received from the third electronic device during the call, the received content to the second electronic device.

Iris recognition method and system using the same

Disclosed is a method to improve iris recognition success ratio and speed by registering the iris code on location of illuminator. In the present invention, iris codes for a single iris generated as many as the number of a plurality of illuminators are registered on an iris database every area corresponding to the location of the illuminator. The iris codes generated one by one whenever the plurality of illuminators are turned on one by one for recognition are searched on the corresponding areas of the iris database to determine the recognition.

Three dimensional shape measurement apparatus and method

A three dimensional shape measurement apparatus includes m projecting sections, each of which includes a light source and a grating element, and, while moving the grating element by n times, projects a grating pattern light onto a measurement target for each movement, wherein the n and the m are natural numbers greater than or equal to 2, an imaging section photographing a grating pattern image reflected by the measurement target, and a control section controlling that, while photographing the grating pattern image by using one of the m projecting sections, a grating element of at least another projecting section is moved. Thus, measurement time may be reduced.

Supply device of medicine used in automatic counting and packing system and supply method of medicine

A supply device of medicine used in an automatic counting and packing system according to the present invention comprises two tablet distribution conveyors, each of which is disposed on both sides in the transverse direction under tablet cassettes and has a conveyor belt which is rotated repeatedly by power and on the outer surface of which a plurality of partition plates stand upright in a state of being spaced apart from each other as distant as the width of a table cassette, a tablet supply means for feeding tablets, fed by the tablet distribution conveyors dose by dose which is mounted between the tablet distribution conveyors, to a hopper of a packing means, and powder removing means for removing tablet powder which are disposed under the tablet distribution conveyors and mounted beside the tablet supply means. A supply method of medicine according to the present invention comprises a process of distributing portions, divided by partition plates, moving toward the center from the side ...

Air purifier

Disclosed is an air purifier with a small size, having an excellent air purifying capacity, enabling to prevent a large amount of ozone from being generated, the ozone harmful to a human body. The air purifier includes a case, a pair of discharge electrodes provided at upper and lower parts of the case, a ground electrode provided between the pair of discharge electrodes, a pair of insulating dielectric layers provided on upper and lower surfaces of the ground electrode, and a power source coupled respectively to the ground electrode and the discharge electrode so as to supply voltage thereto.

Vehicle bonnet hinge

A vehicle bonnet hinge is provided, which includes a hinge arm having penetratingly formed coupling holes to be coupled with a bonnet in contact with a bottom surface of the bonnet at a top surface, and a first hinge hole and a second hinge hole penetratingly formed at a front part and a rear part of a surface of the hinge arm, a first link and a second link, of which upper end parts are respectively coupled with the first hinge hole and the second hinge hole of the hinge arm by axial pins, a hinge support formed with a hinge hole at a side to be rotatably coupled with a lower end part of the second link by the axial pin and coupling holes at both sides of a lower part to be coupled with a vehicle body by bolts in contact with a top surface of the vehicle body at a bottom surface, a slot formed longitudinally in the hinge support for preventing a hinge pin, which is coupled with the lower part of the first link, from deviating from a hinge center shaft when an external impact is applied ...

Display screen or portion thereof with graphical user interface

Display screen or portion thereof with graphical user interface

METHOD AND STRUCTURE OF CONFIGURING PREAMBLE TO SUPPORT TRANSMISSION OF DATA SYMBOL IN A WIRELESS COMMUNICATION SYSTEM

A method of configuring a data packet including an orthogonal frequency division multiplexing (OFDM) preamble in a wireless communication system is disclosed. The method includes configuring the data packet to include the OFDM preamble in a first region, a pilot and medium access control (MAC) in a second region, and a data symbol in a third region.

Air conditioning system and method for controlling the same

Air conditioning system and method for controlling the same are disclosed, the air conditioning system including user input means, display means for providing an environmental factor parameter setting up menu, a memory unit for storing the environmental factors, and parameters for the environmental factors, a ventilating fan, an air cleaning fan, and a control unit for calculating an environment index by using parameters of the environment factors set by the user, and controlling the ventilating fan and the air cleaning fan according to the environment index, thereby maximizing a sense of comfortability of the user, and minimizing health hazards such as multiple chemical sensitivity.

Hetero junction bipolar transistor and method of manufacturing the same

Provided are a hetero-junction bipolar transistor (HBT) that can increase data processing speed and a method of manufacturing the hetero-junction bipolar transistor. The HBT includes a semi-insulating compound substrate, a sub-collector layer formed on the semi-insulating compound substrate, a pair of collector electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the sub-collector layer, a collector layer and a base layer disposed between the collector electrodes, a pair of base electrodes disposed at a predetermined distance apart from each other on a predetermined portion of the base layer, an emitter layer stack disposed between the base electrodes, and an emitter electrode that is formed on the emitter layer stack, and includes a portion having a line width wider than the line width of the emitter layer stack, wherein both sidewalls of the emitter electrode are respectively aligned with inner walls of the pair of base electrodes, and sidewalls ...

Graphic user interface for display screen or portion thereof

Display screen or portion thereof with graphical user interface

Method for manufacturing lithium-manganese oxide for use in lithium secondary battery

A method for manufacturing a Li—Mn oxide for use in a lithium secondary battery positive electrode, is provided, in which a proper amount of glycine is dissolved in a solution where lithium and manganese are dissolved in a nitric acid solution, the solution is dried and thermally treated after removing an organic matter with a auto-ignition method, to thereby produce a Li—Mn oxide powder which can provide an optimal battery performance. The positive electrode powders for lithium secondary battery has a considerably short thermal treatment time in comparison with a conventional solid state reaction method, to thereby provide a very inexpensive processing cost, and a battery having a high charge/discharge capacity and a long lifetime even in a high current condition since particles of the powders are very fine. Also, a lithium volatile matter in the drying process revealed in the conventional citric acid and ethylene glycol method is solved, to thereby mass-produce powders having a more excellent ...

OPTICAL OSCILLATOR WITH MILIMETERWAVE FREQUENCY

The present invention relates to an optical oscillator with milimeterwave frequency. The optical oscillator comprises a non-linear circuit including a wavelength coupler for receiving a pump light, an optical amplification optical fiber for amplifying the light from the wavelength coupler, a dispersion-compensating optical fiber for obtaining a non-linear polarizing effect of the light transmitted via the optical amplification optical fiber, a line polarizer for varying the wavelength of the light having a non-linear polarizing effect by means of the dispersion-compensating optical fiber, and a polarizing controller for controlling the modulating frequency of the light transmitted via the line polarizer; an output circuit having an optical direction indicator for precluding the path of the light, a 10% optical fiber coupler for output light, and a dispersion-compensating optical fiber for determining the wavelength region; and an optical coupler for connecting the, non-linear circuit and ...

Approximation method for series expansion of input function and system using the same

An approximation method and system for series expansion of functions include the steps and functions, respectively, of: expanding an input function in Taylor series up to an (N−1)-th term; expanding the input function in Taylor series up to the N-th term; multiplying the expanded result up to the (N−1)-th term by a predetermined weight α; combining the expanded result up to the (N−1)-th term, multiplied by α, and the expanded result up to the N-th term; and dividing the combined result by (α+1).

System and method for index reorganization using partial index transfer in spatial data warehouse

The present invention is to provide a system and a method for index reorganization using a partial index transfer in a spatial data warehouse that minimize costs of search, split and readjustment for the index reorganization by organizing and transferring clusters with partial indexes in conformity with an index structure so that the partial indexes can be inserted directly into the existing index, thus ensuring continuous and stable data processes, the index reorganization method comprising: a first step of clustering data extracted from the source database in conformity with an index structure via the builder; a second step of generating partial indexes and transferring the partial indexes to a cluster generated according to the clustering; a third step of recording the transferred partial indexes in physically consecutive spaces, not allocated, in the spatial data warehouse server; and a fourth step of inserting the recorded partial indexes in an existing index.

GAS SEPARATION TYPE SHOWERHEAD

Provided is a gas separation type showerhead for effective energy supply. The gas separation type showerhead includes: a gas supply module to which a first gas and a second gas are separately supplied; a gas separation module in which the supplied first and second gases are separately dispersed; and a gas injection module which is a multi-hollow cathode having a plurality of holes and in which the first and second gases separately dispersed are ionized in the holes to be commonly dispersed.

Emulsion fuel and method of preparing the same

The emulsion fuel according to the present invention is prepared by emulsifying about 55 to 90% by weight of a mixture of heavy oil, 45 to 10% by weight of water, and 0.3 to 0.8% by weight of a catalyst. The catalyst comprises caustic soda (sodium hydroxide) and calcium dichloride in half and half. The calcium chloride can be partly substituted with calcium sulfate.

Payment method, payment apparatus, and payment system using electronic wallet

A method, apparatus, and system for paying are provided. The method for paying of an electronic device includes: receiving item order information from a POS terminal; determining a payment method by considering at least one of a discount benefit and a reward point saving benefit based on the received item order information; and requesting a payment approval for the item order information in the determined payment method.

Display screen or portion thereof with graphical user interface

Message service support method and portable device using the same

Provided is a message service providing method and portable device supporting the same, which includes generating at least one of a key input signal and a sliding sensor signal; and writing a message by activating a message write window set according to an environment of an application program which is being activated depending on generation of at least one of the key input signal and the sliding sensor signal.

Electronic tag including privacy level information and privacy protection apparatus and method using RFID tag

An electronic tag including privacy level information, and a privacy protection apparatus and method using the electronic tag are provided. The privacy protection apparatus using an electronic tag includes: an information storing unit storing recognition information of an electronic tag and privacy information on the electronic tags; an information request/response processing unit receiving the recognition information of electronic tags and information on a user that requests information on the electronic tags through a predetermined communication network; a privacy policy managing unit determining whether the privacy information on the electronic tags corresponding to the recognition information of electronic tags is stored in the information storing unit; and an information disclosure determination processing unit, if it is determined that the privacy information on the electronic tags is stored in the information storing unit, comparing the information on the user and a predetermined ...

Generated image for display on a personal digital assistant

Surface discharge type air cleaning device

A surface discharge type air cleaning device comprises an insulating dielectric body formed in the shape of a sheet, and a discharge electrode and a ground electrode formed at one surface of the insulating dielectric body, the discharge electrode and the ground electrode being disposed in parallel with each other while the discharge electrode and the ground electrode are spaced a predetermined distance from each other. The discharge electrode has a plurality of pointed ends protruding toward the ground electrode. Consequently, electrical charge accumulation is prevented and continuous discharge is possible, even when a DC power source is used. In addition, entirely uniform and stable discharge at the surface of the dielectric body is accomplished, and therefore, the generated number of hydroxyl radicals and negative ions is increased while the generated amount of ozone is decreased. Also, discharge safety is increased, and therefore, air cleaning efficiency is improved.

Display screen or portion thereof with icon

Display screen with transitional graphic user interface

Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same

A positive active material for a rechargeable lithium battery includes a lithium intercalation compound; and lithium titanium oxide represented by Chemical Formula 1 on the surface of the lithium intercalation compound surface. Li4-xMxTiyO12-z. Chemical Formula 1 In the Chemical Formula 1, 0 Подробнее

Display screen or portion thereof with graphical user interface

Display screen or portion thereof with animated graphical user interface

Image sensor module, method of manufacturing the same, and camera module using the same

The present invention relates to a method of manufacturing an image sensor module including attaching an image sensor on one side of a double-sided flexible printing circuit board (FPCB) provided with a window such that the image sensor module covers the window; and mounting at least one electric part on the other side of the double-sided FPCB on which the image sensor is attached.

Display screen or portion thereof with graphical user interface

Image display for a mobile phone

Method of predicting drug-food interaction by measuring activity of pharmaceutical drug to digestive enzymes and methods of minimizing the interaction

The present invention provides a method of predicting a food-drug interaction in vivo, in the case of an orally administered drug interactive with digestive enzymes in the gastrointestinal tract, by measuring the activity of the drug to the digestive enzymes in vitro, which is based on the fact that the ingestion of foods causes the absorption of drug in vivo to decrease due to the above interaction between a drug and digestive enzymes. The present invention further provides methods of minimizing the change of absorption in vivo caused by the ingestion of foods by reducing the action of digestive enzymes, for example, introduction of prodrugs, modification of the chemical structure of drug, design of drug formulation, etc.

Ventilating system and method for controlling the same

Ventilating system for introducing outdoor air and discharging room air, and method for controlling the same, the ventilating system including a duct for making a room and an outside of the room in communication, a ventilator connected to the duct for discharging room air to an outside of the room, and supplying outdoor air to the room through the duct, a window controller provided to each window for opening/closing the window individually, and a controller for controlling the ventilator and the window controller for ventilating the room. The method for controlling a ventilating system includes the steps of measuring conditions of room air and outdoor air, determining a ventilating method and a ventilating rate according to the measured conditions, and ventilating the room by opening/closing the window automatically, and putting a ventilator into operation according to a result of determination.

Apparatus and method for controlling air cleaning

Disclosed is an apparatus and method for controlling an air cleaning. The apparatus includes an air cleaning element, an AC high-voltage generator and a control unit. The air cleaning element generates negative ions and ozone using plasma discharge, and cleans indoor air using the negative ions and ozone. The AC high-voltage generator generates an AC high-voltage, and applies the AC high-voltage to the air cleaning element. The control unit varies at least one of the AC voltage and AC frequency applied to the air cleaning element by the AC high-voltage generator depending on a state of indoor air being cleaned using the air cleaning element. Therefore, it is possible to effectively generate negative ions while minimizing ozone generation to an acceptable level depending on a state of indoor air, thereby increasing air cleaning performance so as to sterilize and clean contaminants more efficiently.

Mobile communication device having fingerprint recognition sensor

There is provided a mobile communication device. The mobile communication device includes a housing, a fingerprint recognition sensor for inputting fingerprint data, a rotational unit rotatably coupled to a portion of the housing where a keypad is located, the fingerprint recognition sensor being mounted on a top surface of the fingerprint recognition sensor, and a process unit for performing a user identification process by analyzing the fingerprint data inputted from the fingerprint sensor using a fingerprint recognition algorithm.

Vehicle bonnet hinge

A vehicle hood hinge is provided, which includes a hinge arm coupled with a hood, and having first and second hinge holes. First and second links are coupled at their upper ends, respectively, to the first and second hinge holes by axial pins. A hinge support having a hinge hole is rotatably coupled with a lower end part of the second link by an axial pin and coupled via coupling holes and bolts with a vehicle body. A slot is longitudinally formed in the hinge support. A plate spring is fixedly mounted at an end of the slot, and formed with a holding shoulder for preventing the hinge pin from deviating from a normal hinge operation position under normal circumstances, but allowing the hinge pin to deviate from the normal hinge operation position by moving along the slot when an external impact is applied.

Mobile communication terminal, method of generating group picture in phonebook thereof and method of performing communication event using group picture

A mobile communication terminal for providing a group picture of a group in a phonebook, a method of generating the group picture in the phonebook of the mobile communication terminal and a method of performing a communication event using the group picture are provided. The method of generating a group picture in a phonebook of a mobile communication terminal includes selecting an original picture in which an image corresponding to each member of a group is displayed in a predetermined area corresponding to the group member, mapping an address of each group member to the corresponding predetermined area in the original picture and storing the original picture to which the group members' addresses are mapped as a group picture of the phonebook. The present apparatus and method enable easier editing and use of a group of a phonebook and characteristic decoration thereof which allow for more efficient use of the mobile terminal.

Iris recognition method and system using the same

Disclosed is a method to improve iris recognition success ratio and speed by registering the iris code on location of illuminator. In the present invention, iris codes for a single iris generated as many as the number of a plurality of illuminators are registered on an iris database every area corresponding to the location of the illuminator. The iris codes generated one by one whenever the plurality of illuminators are turned on one by one for recognition are searched on the corresponding areas of the iris database to determine the recognition.

Structure of orifice plate for engine mount filled with magnetorheological fluid

A structure of an orifice plate for an engine mount filled with a magnetorheological (“MR”) fluid may include a core of which a center part may be formed at the center thereof and a blade part may be formed with a plurality of blades protruding in a radial direction from an outer periphery of the center part, and a coil assembly enclosing the outer periphery of the center part and wired up, wherein a gap may be formed between the blades so as to allow the MR fluid to flow between the blades and the coil assembly applied with current magnetizes adjacent blades to have different polarities.

Driving work load measurement apparatus and method

Disclosed herein is a driving work load measurement apparatus. The driving work load measurement apparatus includes a driving work load calculation unit and a warning alarm unit. The driving work load calculation unit calculates driving work loads driving-related information collected according to driving, and calculates a total driving work load using the driving work loads and weights which are set for the respective driving work loads. The warning alarm unit provides a warning message corresponding to the total driving work load, based on control of the driving work load calculation unit.

Orifice plate for engine mount filled with magnetorheological fluid

An orifice plate apparatus for an engine mount filled with magnetorheological (MR) fluid may include a coil assembly having a coil wound thereon and being annular in shape, a core assembly unit housing the coil assembly, formed in a discoid shape, and defining a flow path of which an upper passage may be disposed in a top surface of the core assembly unit, and a lower passage may be disposed in a bottom surface of the core assembly unit, wherein the flow path may be formed annularly along a perimeter of the coil assembly, and a flow path separator installed between the upper passage and the lower passage, such that only a unidirectional circulation may be enabled for the MR fluid passing through the flow path.

Tractor having reinforced buffering function

Disclosed herein is a tractor having a reinforced buffering function. The tractor includes: an upper link ( 51 ) and a lower link ( 52 ) which are hinged to upper and lower portions of a front axle ( 50 ) to form four-bar link structures on the left and right portions of the front axle; buffer cylinders ( 53 ) installed on the left and right portions of the front axle to provide a buffering structure for absorbing shock applied to the front axle; a pair of arms ( 61 ) installed on left and right portions of a rear axle ( 60 ) such that the arms are movable with respect to only the vertical direction; and buffer cylinders ( 62 ) respectively provided on the left and right portions of the rear axle to provide a buffering structure for absorbing shock applied to the rear axle, thereby more effectively absorbing shock applied to the front and rear axles of the tractor.

Carbon material wick for candle and candle including the same

Provided is a wick for a candle including a carbon material. In addition, provided is a candle including the wick for a candle. By using the wick for a candle according to the present invention, it is possible to provide the candle in which a length of the wick combusted at the time of combustion is not long and ash of the wick does not fall.

Method and apparatus for measuring distance

An apparatus is provided comprising: a communication interface; and at least one processor configured to: synchronize the apparatus with at least one electronic device, receive, via the communication interface, a signal from the electronic device, and determine a distance between the apparatus and the electronic device based on a transmission time and a reception time of the signal.

Wireless Battery Management System, Node For Wireless Communication, And Network Establishment Method

A wireless battery management system for quickly establishing a short-range wireless network. The wireless battery management system includes a manager node storing network configuration information when operating in a first mode, and when operating in a second mode, checking one or more monitor nodes being joined in a short-range wireless network using the network configuration information to establish the short-range wireless network along with each of the checked one or more monitor nodes and one or more monitor nodes storing joining information for joining in the short-range wireless network when operating in the first mode, and when operating in the second mode, joining in the short-range wireless network on the basis of the joining information to transmit battery data to the manager node.

Method for preventing relay-attack on smart key system

The present invention relates to a method for preventing a relay-attack on a smart key system, and in particular, provides an advantage of preventing a vehicle and equipment stored inside the vehicle from being stolen by using predetermined information transmitted and received when the SMK UNIT of the vehicle and a FOB Key wirelessly communicate with each other and enabling a holder of the FOB Key to make the relay-attack once the holder secures visibility from the vehicle.

Semiconductor device

A semiconductor device includes a substrate with one or more active regions and an isolation layer formed to surround an active region and to extend deeper into the substrate than the one or more active regions. The semiconductor further includes a gate electrode, which covers a portion of the active region, and which has one end portion thereof extending over the isolation layer.

Method for obtaining a region of content and electronic device supporting the same

An electronic device is provided. The electronic device includes a display, a memory configured to store at least one piece of content, and a processor electrically connected to the display and the memory, wherein the processor is configured to receive input events sequentially input to a screen of the display, output a content, select a partial region of the content based on input events within a specified time or at an interval, and display the partial region of the content different from a peripheral region of the screen.

Implantable cardiac stimulation device and method that stabilizes ventricular rate during episodes of atrial fibrillation

An implantable cardiac stimulation device provides electrical stimulation therapy to stabilize the ventricular rate of a heart during episodes of atrial fibrillation. The stimulation therapy may be a plurality of sub-threshold stimulation pulses delivered to capture AV node vagal innervations following the detection of atrial fibrillation.

Dehumidifying apparatus for dryer

A dehumidifying apparatus for a dryer is provided that includes a case, a drum disposed inside the case that receives objects to be dried therein, and a hot air supplier that supplies hot air into the drum and dries the objects to be dried. The dehumidifying apparatus includes a heat exchanger that heat exchanges with air flowing from the drum, and an injection nozzle portion disposed between the hot air supplier and the heat exchanger so as to inject a certain jet. When gas introduced into the dehumidifying apparatus from the drum passes through the jet, foreign substances such as lint, contained in the gas may be separated, thereby preventing accumulation of the foreign substances on the dehumidifying apparatus.

Structure of bracket of inner-shaft bearing

An inner-shaft bearing bracket structure may include an inner-shaft that may be installed between a differential gear or a reduction gear connected to a motor or a engine for generating rotational power of a vehicle and a drive shaft for transmitting the rotational power to wheels of the vehicle in a vehicle width direction, bearings which wrap an outer peripheral surface of the inner-shaft and to which the inner-shaft may be rotatably coupled, and a bearing bracket which connects a pipe that houses and supports the bearings therein and a boss formed in the motor to project forward, wherein the bearing bracket may be disposed on a side surface of the boss and may be coupled by bolts in the vehicle width direction of the vehicle body.

System for driving actuator

A system for driving an actuator which is capable of providing constant resolution regardless of a type of an actuator according to an aspect of the present invention includes an actuator driving circuit configured to generate a driving current for an operating actuator and output the generated driving current to the operating actuator, a current sensing unit configured to sense a current of the operating actuator and generate a sensing signal, and a gain adjustment unit configured to calculate a gain on the basis of a first maximum driving current range of the operating actuator and a second maximum driving current range of a reference actuator and change the sensing signal on the basis of the gain. A signal generated based on the second sensing signal is input to the actuator driving circuit.

Organic light emitting diode display

An organic light emitting diode (OLED) display includes a substrate, a first electrode disposed on the substrate, an organic emission layer disposed on the first electrode, a second electrode disposed on the organic emission layer, and a capping layer disposed on the second electrode, in which an optical thickness of the capping layer is in a range of about 1100 Å to about 1400 Å.

Apparatus for managing disaggregated memory and method thereof

Disclosed is a method of managing a disaggregated memory. According to the present disclosure, the method includes: assigning at least one memory page to a local memory and a remote memory; checking a request for access to the memory page; checking whether a target performance ratio required in service is satisfied or not when the memory page requested to be accessed is assigned to the remote memory; predicting a size of the local memory on the basis of an LRU distance-based histogram when the target performance ratio is not satisfied; and reassigning the memory page requested to be accessed in consideration of the predicted size of the local memory.

Novel exenatide analogue and use thereof

The present invention relates to a novel exenatide analogue, which is an exenatide analogue in which the first to fifteenth amino acids from the C-terminal of the amino acid sequence of exenatide are deleted and a fatty acid is conjugated. The present invention provides a short length exenatide exhibiting almost the same level of anti-diabetic effects compared with that of conventional exenatide and liraglutide, which is an anti-diabetic drug, and capable of reducing the preparation cost of exenatide.

Method of operating source driver, display driving circuit, and method of operating display driving circuit

A method of operating a source driver, a display driving circuit, and a method of operating the display driving circuit are provided. The method of operating the source driver including a receiver, includes determining a parameter value of the receiver for optimizing a receiving of the receiver, through training, and transmitting the parameter value to a timing controller external to the source driver. The method of operating the source driver further includes, based on an abnormal state occurring in the receiving of the receiver, receiving the transmitted parameter value from the timing controller, and optimizing the receiving of the receiver based on the received parameter value.

Wet desulfurization apparatus capable of improving desulfurization efficiency and wet desulfurization method using the same

A wet desulfurization apparatus includes a chamber enclosing a space for passing flue gas and including a tubular barrier partitioning the space into an inner chamber region having a first volume and an outer chamber region surrounding the inner chamber region and having a second volume, a flue gas inlet to introduce raw flue gas into the outer chamber region, and a flue gas outlet to discharge desulfurized flue gas from the inner chamber region; a slurry reservoir disposed under the chamber to receive and store an alkaline slurry; first and second sprayers to spray the alkaline slurry into the outer and inner chamber regions, respectively, in order to remove sulfur from the flue gas in the corresponding chamber region; and a demister disposed in the inner chamber region between the second sprayer and the flue gas outlet to remove mist from the flue gas in the inner chamber region.

Wet desulfurization apparatus capable of improving desulfurization efficiency and wet desulfurization method using the same

A wet desulfurization apparatus includes a chamber enclosing a space for passing flue gas and including a first barrier partitioning the space into first and second chamber regions, a flue gas inlet to introduce raw flue gas into the first chamber region, and a flue gas outlet to discharge desulfurized flue gas from the second chamber region; a second barrier partitioning a slurry reservoir into a first reservoir part to store a first pH alkaline slurry and a second reservoir part to store a second pH alkaline slurry; a first sprayer to spray the alkaline slurry from the first reservoir part into the first chamber region to remove sulfur from the flue gas in the first chamber region; and a second sprayer to spray the alkaline slurry from the second reservoir part into the second chamber region to remove sulfur from the flue gas in the second chamber region.

Therapeutic agent for immune cell migration-caused disease and method for screening same

The present invention relates to a therapeutic agent for immune cell migration-caused disease and a method for screening the same and, more particularly, to a pharmaceutical composition comprising a KRS inhibitor (or expression or activity inhibitor) as an effective ingredient for preventing or treating an immune cell migration-related disease, a method for controlling the migration of immune cells by regulating a level of KRS in immune cells, a cell membrane site-specific moiety level of KRS or the migration of KRS to the cell membrane, and a method for screening a therapeutic agent for immune cell migration-caused disease, using KRS. According to the present invention, the migration of immune cells can be controlled by means of KRS, which can find very useful applications in the prevention, alleviation, and treatment of immune cell migration-related disease.

Handheld ultrasound and nuclear medicine fusion imaging device

The present disclosure provides a new concept of fusion imaging device for simultaneously providing anatomical information and functional/biochemical information of human bodies, to accurately localize lesions in the pre-operative process and measure in real time, thereby ensuring the stability of patients with lower radiation doses than the existing fusion imaging devices such as positron emission tomography (PET)/computed tomography (CT) and single photon emission computed tomography (SPECT)/CT, and includes: a transducer to transmit and receive an ultrasound; a matching layer positioned on top of the transducer to reduce a difference in acoustic resistance between the transducer and an affected part, to support an ultrasound beam to be smoothly transmitted into tissues and a reflected beam to be received with high sensitivity; a backing member to absorb the ultrasound on an opposite side of the affected part with respect to the transducer; and a scintillator to detect gamma rays which are radiation, wherein an ultrasound medical device and a nuclear medicine detector are combined into one probe using the backing member as a collimator of a nuclear medicine probe.

Display device

A display device, includes: a display area including an upper side, a lower side, a left side, a right side, and inclined corner portions where the upper, lower, left, and right sides meet; a demultiplexing circuit unit adjacent to the lower side of the display area and the corner portion connected thereto; and a scan transmission line which extends toward the display area from an outer side of the left side and overlaps with the demultiplexing circuit unit outside the corner portion, wherein the demultiplexing circuit unit includes a demultiplexer transistor, and the scan transmission line is formed of a different conductive layer from an electrode of a demultiplexer transistor.

Printed circuit board and package having the same

A printed circuit board including: a laminate having a plurality of stacked insulating layers including a rigid insulating layer; a flexible insulating layer having a partial region that overlaps and is in contact with at least one of the insulating layers and a remaining region disposed outside of the laminate; and a first antenna disposed on a surface of the laminate.

Mobile terminal for one-hand operation mode of controlling paired device, notification and application

A mobile terminal for one-hand operation mode is provided, the mobile terminal including: a display unit including a touch screen; a sensor unit sensing a motion; and a controller, in response to at least one of a touch input applied to the touch screen and a motion sensed by the sensor unit, executing an one-hand operation mode to control a size or a position of a screen displayed on the display unit.

Touch panel

The touch panel comprises: a first transparent substrate divided into an active area and a non-active area located around the active area; a sensing pattern part that includes first sensing cells arranged in the active area of the transparent substrate in the longitudinal direction, a second transparent substrate provided on the first sensing cells, and second sensing cells arranged on the second transparent substrate in the lateral direction; and first sensing lines and second sensing lines provided in the non-active area of the first transparent substrate to connect the first sensing cells and the second sensing cells to an external driving circuit, respectively, wherein an extended transparent substrate extending from the second transparent substrate along the interconnection wires of the second sensing cells is formed in the non-active area of the first transparent substrate.

Structure for controlling active mount of vehicle

A structure for controlling an integrated active mount of a vehicle improves driving performance of a vehicle, not reducing noise vibration, by providing a control signal with an inverse phase to the phase of the main excitation force of an engine in accordance with driving conditions through an active mount disposed between the engine and a vehicle body in order to reduce noise vibration of the vehicle.

Structure of semi-active mount

A semi-active mount structure may include a nozzle plate mounted between an insulator and a diaphragm, to divide an interior of a main case into an upper fluid chamber and a lower fluid chamber, the nozzle plate being formed with first and second fluid passages, a plunger mounted in a housing coupled to a lower surface of the diaphragm such that the plunger is vertically movable, the plunger opening or closing the second fluid passage in accordance with application of electric power to a coil, a valve spring disposed between the plunger and the housing, to apply elastic force to the plunger, the valve spring dividing a space defined between the diaphragm and the coil into an upper space and a lower space, and a valve mounted at a vent hole drilled at one side of the housing for air to be introduced into or discharged from the lower space.

Organic light emitting display apparatus and method of manufacturing the organic light emitting display apparatus

An organic light emitting display apparatus includes a substrate; a thin film transistor which is disposed over the substrate; a first electrode which is disposed over the substrate and electrically connected to the thin film transistor; a passivation layer which covers the thin film transistor and contacts a predetermined region of an upper surface of the first electrode; an intermediate layer which is disposed over the first electrode, includes an organic emission layer, and contacts a predetermined region of the passivation layer; and a second electrode which is disposed over the intermediate layer.

Method of measuring state of drone

Disclosed is a method of measuring a state of a drone. The method of measuring the state of the drone in a state in which a plurality of drones and a ground control station (GCS) are connected through a wireless network includes measuring, by a first drone, its own state based on collected information, requesting, by the first drone, a second drone or the GCS connected through the network to provide correction information and receiving the correction information from the second drone or the GCS, and comparing, by the first drone, information about the measured state with the received correction information, analyzing an error, and correcting the error.

Local cooling anesthesia device, method of controlling local cooling anesthesia device, and cooling temperature regulator of local cooling anesthesia device

Disclosed is a local cooling anesthesia device for spraying a coolant on a treatment site. The local cooling anesthesia device includes a housing which forms an outward form and from which the coolant is sprayed and a spraying unit installed in the housing to spray the coolant. The device also includes a cooling temperature regulator connected to the spraying unit to apply thermal energy to the sprayed coolant for temperature regulation and a control unit connected to the cooling temperature regulator to control the cooling temperature regulator. The cooling anesthesia device has functions of measuring and regulating the temperature of the coolant, and thus can apply the coolant to the treatment site within a safe temperature range according to the purpose of treatment, thereby enabling a desired treatment purpose such as local anesthesia to be safely and rapidly accomplished without side effects such as cytoclasis.

Apparatus and method for processing substrate

The inventive concept relates to an apparatus for processing a substrate. In an embodiment, the apparatus includes a process chamber having a processing space inside, a support unit that supports the substrate in the processing space, a gas supply unit that supplies a process gas into the processing space, and a plasma source that generates plasma from the process gas. The support unit includes a support on which the substrate is placed, an edge ring around the substrate placed on the support, an impedance adjustment member provided below the edge ring, and a temperature adjustment member that variably adjusts temperature of the impedance adjustment member.

System and method for monitoring encrypted data and preventing massive decryption thereof

The present invention is a system for monitoring encrypted data and preventing the encrypted data from being decrypted in large quantities, the system comprising: an access control unit which stores information of a decryption; a crypto-unit which receives the information of the decryption from the access control unit and decrypts the encrypted data; a counter which counts the number of the process of the decryption processed by the crypto-unit; an event logger which stores the number of the process of the decryption counted by the counter; and a monitoring server which receives the information of the number of the decryption and displays it.

Method of estimating the properties of a polymer product

Method of estimating the properties of a polymer product

The present invention relates to a method of estimating the properties of a polymer product by using converted process variables (cPV's) which means process variable that final or intermediate product experienced earlier in average in the reactors by stage with respect to the final product, which incorporates residence time distribution to process variables, wherein said method comprises the following steps of: computing cPV's by incorporating the residence time distribution to said process variables by means of theoretically determining the amounts of content and discharge of the product in the process, and then solving the balance equations of a hypothetical substance by taking the respective process variables as those of the hypothetical substance: and estimating the properties of the product by inputting to various property estimation models cPV's in the reactors by stage with respect to the final product after incorporating the residence time distribution to said process variables.

Method of estimating the properties of a polymer product

The present invention relates to a method of estimating the properties of a polymer product by using converted process variables (cPV's) which means process variable that final or intermediate product experienced earlier in average in the reactors by stage with respect to the final product, which incorporates residence time distribution to process variables, wherein said method comprises the following steps of: computing cPV's by incorporating the residence time distribution to said process variables by means of theoretically determining the amounts of content and discharge of the product in the process, and then solving the balance equations of a hypothetical substance by taking the respective process variables as those of the hypothetical substance; and estimating the properties of the product by inputting to various property estimation models cPV's in the reactors by stage with respect to the final product after incorporating the residence time distribution to said process variables.

Multi-layer container having barrier property

Nanocomposite blend composition having super barrier property

The present invention relates to a nanocomposite blend composition having superior barrier properties, and more particularly to a nanocomposite blend composition comprising a polyolefin resin; one or more nanocomposites having barrier properties, selected from an ethylene-vinyl alcohol (EVOH)/intercalated clay nanocomposite, a polyamide/intercalated clay nanocomposite, an ionomer/intercalated clay nanocomposite, and a polyvinyl alcohol (PVA)/intercalated clay nanocomposite; and a compatibilizer. This nanocomposite blend composition has superior mechanical strength and superior barrier properties to oxygen, organic solvent, and moisture. Also, it has superior chemical barrier properties and is applicable to single/multi-layer blow molding and film processing.

Gas-barrier nanocomposite composition and article using the same

Provided are a nanocomposite composition having barrier properties and an article manufactured therefrom. The compositon is prepared by dry-blending a polyolefin resin, a melt blend of a resin having barrier properties and a nanocomposite having barrier properties, and a compatibilizer. The compositon has superior barrier properties and moldability, and thus is useful for manufacturing a sheet or film having barrier properties.

Nanocomposite blend composition having super barrier property

The present invention relates to a nanocomposite blend composition having superior barrier properties, and more particularly to a nanocomposite blend composition comprising a polyolefin resin; one or more nanocomposites having barrier properties, selected from an ethylene-vinyl alcohol (EVOH)/intercalated clay nanocomposite, a polyamide/intercalated clay nanocomposite, an ionomer/intercalated clay nanocomposite, and a polyvinyl alcohol (PVA)/intercalated clay nanocomposite; and a compatibilizer. This nanocomposite blend composition has superior mechanical strength and superior barrier properties to oxygen, organic solvent, and moisture. Also, it has superior chemical barrier properties and is applicable to single/multi-layer blow molding and film processing.

Electric vehicle charging station

Device for sealing lithium secondary battery electrolyte injecting hole

The invention is a lithium secondary battery that prevents electrolyte and internal gas leakage by durably sealing the electrolyte injecting hole. The lithium secondary battery consists of a battery can, which contains a polar plate set with an anode plate, and a separator inserted and installed inside the battery can. The opening of the battery can has a cap assembly with an electrolyte injecting hole so that the can interior can be sealed. To seal the battery can, a rivet shaped sealing member is inserted in the electrolyte injecting hole. The sealing member is placed in contact with the cap assembly at an area surrounding the electrolyte injecting hole and affixed to the cap assembly.

Dual electric vehicle charging station

Recording method using reaction and diffusion, recording medium recorded on using the recording method, and recording/reproducing apparatus for the recording medium

A phase change and/or magneto-optical recording method using laser induced reaction and diffraction in a recording layer and a dielectric layer of a recording medium, a recording medium recorded on using the method, and a recording and reproducing apparatus for the recording medium are provided. The phase change recording method involves changing absorption coefficients of optical constants of a recording layer and a dielectric layer of a recording medium by laser induced reaction and diffusion. The magneto-optical recording method involves changing the magnetization direction in a recording layer while the recording layer and a dielectric layer of a recording medium are irradiated with laser to induce reaction and diffusion therein. A recording method based on the physical properties of protruding record marks formed by laser induced reaction and diffusion in a recording layer and a dielectric layer is also provided.

Rechargeable lithium battery using separator partially coated with gel polymer

Bulk thermoelectric material and thermoelectric device comprising the same

A bulk thermoelectric material having a structure in which migration of carriers is not inhibited but phonons are scattered is described. The bulk thermoelectric material includes: a bulk crystalline thermoelectric material matrix; and nanoparticles coated with a conductive material within the thermoelectric material matrix.

MOSI2-SI3N4 COMPOSITE COATING AND METHOD OF MANUFACTURING THE SAME

SUSTAINED RELEASE MICROPARTICLE AND MANUFACTURING METHOD

Compressor

A compressor having a casing to which a gas suction pipe is connected; a driving motor provided in the casing; a cylinder; a valve supporting plate ( 210 ) covering the cylinder ( 300 ), the valve supporting plate ( 210 ) having a suction hole ( 212 ) for sucking gas into the cylinder ( 300 ) and two discharge holes ( 211 ) for discharging gas compressed in the cylinder ( 300 ); a piston ( 100 ) having two protrusions ( 101 ) at a pressure surface in correspondence to the two discharge holes ( 211 ) of the valve supporting plate ( 210 ), the protrusions ( 101 ) having different sized cross-sections, the piston being linearly reciprocal in the cylinder ( 300 ) by receiving a driving force of the driving motor; a suction valve coupled to the valve supporting plate ( 210 ) to open and close the suction hole ( 212 ); a discharge valve coupled to the valve supporting plate to open and close the two discharge holes ( 211 ).

Sustained release microparticles and their preparation using a multi-emulsion process, for delivery of drugs for up to 6 months or longer

Sustained release microparticles and their preparation using a multi-emulsion process, are new. A method for preparing sustained release microparticles using a multi-emulsion process, comprises: (a) dissolving or dispersing a drug in each of at least 2 oils to give at least 2 primary oil phases or emulsions, each containing a biodegradable polymer; (b) (b) dispersing the primary oil phases or emulsions in one aqueous phase, simultaneously or in succession; and (c) (c) removing the organic solvents from the drug-dispersed solution to produce microparticles. An Independent claim is included for the new microparticles.

Missing tooth supplementing dental prosthesis

The present invention relates to a missing tooth supplementing dental prosthesis that may provide the best wearing comfort regardless of the condition of a user's gums as the height of an end of a missing tooth supplementing member is adjusted according to the condition of the user's gums. The present disclosure proposes a missing tooth supplementing dental prosthesis including: a prosthetic body configured to be detachably worn in the oral cavity of a user who has at least one missing tooth, and provided with a fastening portion that is formed in a portion corresponding to a missing tooth; and a missing tooth supplementing member configured to be height-adjustably coupled to the fastening portion of the prosthetic body, to be height-adjusted according to the condition of the user's gums, and to supplement the missing tooth as an embodiment.

Method and system for providing content by using digital signage, and nontransitory computer-readable recording medium

According to one aspect of the present invention, provided is a method for providing content by using a digital signage, comprising the steps of: performing pre-processing for identifying, in at least one content unit, content collected through a communication network; and reconfiguring the content by determining a provision state of the at least one content unit by referring to context information of a digital signage from which the content is to be provided and/or configuration information inputted from a manager managing the content.

Gas-barrier nanocomposite composition and article using the same

Provided are a nanocomposite composition having barrier properties and an article manufactured therefrom. The compositon is prepared by dry-blending a polyolefin resin, a melt blend of a resin having barrier properties and a nanocomposite having barrier properties, and a compatibilizer. The compositon has superior barrier properties and moldability, and thus is useful for manufacturing a sheet or film having barrier properties.

WAVELENGTH TUNABLE EXTERNAL RESONATOR LASER USING OPTICAL DEFLECTOR

La présente invention concerne un résonateur externe accordable en longueur d'onde capable d'effectuer un accord à une longueur d'onde en utilisant un signal électrique. Ce résonateur comprend une source de lumière pour émettre des faisceaux de la pluralité de longueurs d'onde, une lentille pour rendre les faisceaux parallèles, un réseau de diffraction (304) pour diffracter les faisceaux parallèles, un miroir de réflexion (305) pour réfléchir un faisceau incident, et un déflecteur optique (309) positionné entre ledit réseau de diffraction (304) et ledit miroir de réflexion (305), pour modifier la direction du faisceau sortant du réseau de diffraction et pour commander l'indice de réfraction en fonction d'un signal électrique et pour qu'un faisceau d'une longueur d'onde spécifique frappe verticalement ledit miroir de réflexion (305). Il se caractérise en ce que dans lequel le faisceau réfléchi verticalement par ledit miroir de réflexion (305) est focalisé sur ladite source de lumière. The present invention relates to a wavelength tunable external resonator capable of tuning to a wavelength using an electrical signal. The resonator includes a light source for emitting beams of the plurality of wavelengths, a lens for making the beams parallel, a diffraction grating (304) for diffracting the parallel beams, a reflection mirror (305) for reflecting an incident beam, and an optical deflector (309) positioned between said diffraction grating (304) and said reflection mirror (305), for modifying the direction of the beam leaving the diffraction grating and for controlling the refractive index as a function of an electrical signal and for a beam of a specific wavelength to strike vertically said reflection mirror (305). It is characterized in that in which the beam reflected vertically by said reflection mirror (305) is focused on said light source.

Transnasal anticonvulsive compositions

Skin care method employing orchestra performance manner

Field effect transistors having multiple stacked channels

Integrated circuit field effect transistor devices include a substrate having a surface and an active channel pattern on the surface. The active channel pattern includes channels that are stacked upon one another and are spaced apart from one another to define at least one tunnel between adjacent channels. A gate electrode surrounds the channels and extends through the at least one tunnel. A pair of source/drain regions also is provided. Integrated circuit field effect transistors are manufactured, by forming a pre-active pattern on a surface of a substrate. The pre-active pattern includes a series of interchannel layers and channel layers stacked alternately upon each other. Source/drain regions are formed on the substrate at opposite ends of the pre-active pattern. The interchannel layers are selectively removed to form tunnels. A gate electrode is formed in the tunnels and surrounding the channels.

Front suction/discharge type outdoor unit for airconditioner

The present invention relates to a front suction/discharge type outdoor unit (10)for an air conditioner which can increase heat exchange efficiency by passing outdoor air sucked through a front surface unit through an air-cooled condenser (30), exchanging heat between outdoor air and refrigerants, and discharging heat-exchanged air to the outdoors. The front suction/discharge type outdoor unit for the air conditioner includes: an outdoor unit casing having a front surface unit (7a, 7b) opened to be linked to the outside of a building, both side units (12a, 12b) formed at both ends of the front surface unit, a rear surface (12c) unit formed to face the front surface unit, a bottom surface unit (14) formed at the lower ends of the front surface unit, the both side units and the rear surface unit, and a top surface unit formed at the upper ends of the front surface unit, the both side units and the rear surface unit; a compressor (20) for compressing a refrigerant gas supplied from an indoor unit to the outdoor unit casing; an air-cooled condenser (30) installed in the outdoor unit casing, and disposed to face at least two surfaces of the front surface unit, the both side units and the rear surface unit at a predetermined distance, for condensing the refrigerant gas supplied from the compressor; a cooling fan (40) for sucking outdoor air from the outside of the building through the front surface unit and the air-cooled condenser, and discharging air heat-exchanged in the air-cooled condenser to the outside of the building through the front surface unit; and a top cover (32a,32b,32c) installed at the upper side of a space unit formed between the air-cooled condenser and the surfaces of the outdoor unit casing facing the air-cooled condenser, for inducing outdoor air sucked from the outside of the building through the front surface unit to the space unit.

Antihypertensive pharmaceutical composition.

La presente invención proporciona una composición farmacéutica antihipertensiva que contiene Fimasartan, una sal farmacéuticamente aceptable del mismo, un solvato del mismo o un hidrato del mismo como un bloqueador del receptor de angiotensina II y Amiodipina, un isómero de la misma, una sal farmacéuticamente aceptable de la misma, un solvato de la misma o un hidrato de la misma como un bloqueador del canal de calcio.

Tunable external cavity laser diode using variable optical deflector

Provided is a tunable external cavity laser diode using a variable optical deflector (130) wherein the variable optical deflector (130), in which a refractive index varies according to an electrical signal, is arranged in a triangular shape between a concave diffraction grating (120) and a reflective mirror (101). Since a resonant frequency is changed using the electrical signal rather than the mechanical movement, the stable operation and continuous high-speed tenability may be enabled. In addition, when the tunable external cavity laser diode according to the present invention is implemented in an InP/InGaAsP/InP slab waveguide (100), a variable time determined by the carrier lifetime may be reduced to several nanoseconds or less, the miniaturization is enabled, and the manufacturing costs are significantly reduced due to the process simplification. Moreover, when the concave diffraction grating is designed based on a silica (or polymer) based slab waveguide, the fabrication may be performed even by a lithography process having low resolution, thereby enhancing reproducibility and uniformity of the diffraction grating, and accordingly reducing the manufacturing costs.

Method of programming memory cells for a non-volatile memory device

A method of programming memory cells for a non-volatile memory device is provided. The method includes performing an incremental step pulse program (ISPP) operation based on a program voltage, a first verification voltage, and a second verification voltage, and changing an increment value of the program voltage based on a first pass-fail result of the memory cells, the first pass-fail result being generated based on the first verification voltage. The ISPP operation is finished based on a second pass-fail result of the memory cells, the second pass-fail result being generated based on the second verification voltage.

Inrush current protection circuit

An inrush current protection circuit for preventing generation of inrush current when an AC voltage is intermittently applied to a load, and an application of the circuit to a microwave oven. A switch is interposed between a power source for supplying an AC signal and a load. A positive characteristic thermistor, which restricts a magnitude of a current applied to the load to a predetermined value even when an inrush current of over a predetermined magnitude is applied thereto, is interposed between the power source and the load and connected in parallel to the switch. A DC relay provides to the switch a signal for turning ON the switch which is energized by the DC signal provided from a rectifier after a delay time passes from the time that the AC signal is inputted to the rectifier and is turned OFF. The turned-ON switch is provided to a bypassing circuit of the positive characteristic thermistor, and the AC signal is supplied to the load through the positive characteristic thermistor for the predetermined delay time from the time that the AC signal is received, and is supplied to the load through the switch after the predetermined delay time passes, thereby effectively cutting off the inrush current generated during when a power is intermittently supplied. The inrush current protection circuit can be employed to a power source of a microwave oven to prevent the inrush current from be flowing into a high voltage transformer.

Non-volatile memory

A non-volatile memory includes a first semiconductor layer vertically stacked on a second semiconductor layer and including a first memory group, a second memory group, a third memory group and a fourth memory group. The second semiconductor layer includes a first region, a second region, a third region and a fourth region respectively underlying the first memory group, second memory group, third memory group and fourth memory group. The first region includes one driving circuit connected to memory cells of one of the second memory group, third memory group and fourth memory group through a first word line, and another driving circuit connected to memory cells of the first memory group through a first bit line, wherein the first word line and first bit line extend in the same horizontal direction.

Method for preventing relay-attack on smart key system

The present invention relates to a method for preventing a relay-attack on a smart key system, and in particular, provides an advantage of preventing a vehicle and equipment stored inside the vehicle from being stolen by using predetermined information transmitted and received when the SMK UNIT of the vehicle and a FOB Key wirelessly communicate with each other and enabling a holder of the FOB Key to make the relay-attack once the holder secures visibility from the vehicle.

Abnormality diagnostic device and method of cell balancing circuits

Provided are an apparatus and a method for diagnosing an abnormality in a cell balancing circuit. The apparatus may include a plurality of cell balancing circuits respectively connected to a plurality of battery cells included in a battery pack for balancing the voltages of the battery cells, a diagnosis resistor respectively installed between the cell balancing circuit and a cathode terminal and an anode terminal of the corresponding battery cell, a voltage measuring unit for measuring a voltage difference of the balancing circuit corresponding to each of the battery cells, and a control unit for turning on or off a cell balancing circuit to be diagnosed and for determining whether there is an abnormality in the cell balancing circuit to be diagnosed, based on a variation pattern of a voltage difference of a cell balancing circuit adjacent to the cell balancing circuit to be diagnosed that is measured by the voltage measuring unit.

Connecting device and method for recognizing device

A connecting device is provided. The connecting device includes a first connector having a first pin row, a second connector having a second pin row, a data line connecting a data pin of the first pin row and a data pin of the second pin row, and a recognition line connecting a power pin of the first pin row and a recognition pin of the second pin row through a physical element.

Apparatus for detecting intruder

Disclosed herein is an intrusion detection apparatus which transmits intrusion information to a mobile communication terminal using an SMS message and a voice message when an intrusion signal is generated by an intrusion detection module which can be conveniently installed at any place within a security zone. The apparatus includes an intrusion detection module which includes a sensor to detect any movement and is installed within a security zone, and a main unit connected to the intrusion detection module through a communication cable to receive a detection signal from the intrusion detection module and to transmits an SMS message and a voice message to a communication terminal according to the detection signal.

Top-burner and cooker comprising the same

The present invention relates to a top burner and a cooker including the top burner. The present invention includes: an outer burner installed on a top surface of a top plate, and provided with a plurality of flame holes to form flames through combusting gas mixture at a perimeter thereof; an inner burner installed on a top surface of the outer burner, and provided with a plurality of flame holes to form flames through combusting gas mixture at a perimeter thereof disposed inward to the perimeter of the outer burner; a plurality of first mixing tubes supplying gas mixture mixed with air inside the outer burner; a second mixing tube supplying gas mixture mixed with air inside the inner burner; and a passage formed through the outer tube, and in which air supplied to combust gas mixture at the flame holes of the inner burner flows. Thus, according to the present invention, the advantages of heating food more efficiently while reducing incomplete combustion of gas mixture can be realized.

Front suction/discharge type outdoor unit for airconditioner

The present invention relates to a front suction/discharge type outdoor unit for an air conditioner to provide an economical installation structure for efficiently installing a large capacity outdoor unit and provide services for easily transferring the outdoor unit, and examining, exchanging and repairing its components, by separating a suction casing and a discharge casing. The front suction/discharge type outdoor unit includes an outdoor unit suction casing having its one surface externally opened, and sucking external air for heat exchange, and an outdoor unit discharge casing being separated from or coupled to the outdoor unit suction casing, sucking external air through the outdoor unit suction casing, having its one surface externally opened, and discharging heat exchanged external air. Here, opened surfaces are respectively formed in the outdoor unit suction casing and the outdoor unit discharge casing to connect them to discharge the sucked external air.

Dehumidifying apparatus for dryer

Disclosed is the dehumidifying apparatus for a dryer comprising: a case; a drum disposed inside the case and for receiving objects to be dried therein; and a hot air supplying unit for supplying hot air into the drum and drying the objects to be dried, the dehumidifying apparatus, comprising: a plurality of dehumidifying units, thereby capable of controlling humidity of exhausted air to a required level of humidity by removing moisture contained in air exhausted from the plurality of dehumidifying units in multiple steps.

Metallic Compound and Organic Electroluminescence Device Comprising the Same

The present invention relates to a light emitting metallic compound of Chemical Formula 1 and an organic electroluminescence device including the compound. In the Chemical Formula 1, M is selected from Ir, Pt, Rh, Re, and Os, and m is 2, provided that m is 1 when M is Pt.

Method of controlling dishwasher

Quinoline Carboxylic Acid Derivatives Having 7-(4-Aminomethyl-3-Oxime)Pyrrolidine Substituent and Processes for Preparing Thereof

The present invention relates to a novel quinolone compound having an excellent antibacterial activity. More specifically, the present invention relates to a novel quinoline(naphthyri-dine)carboxylic acid derivative represented by the following formula (I), which has an 4-aminomethyl-3-oximepyrrolidine sub-stituent on 7-position of the quinolone nucleus and shows a superior antibacterial activity in contrast to the known quino-lone antibactrial agents having a weak activity against gram-positive bacterial strains and also has a broad antibacterial spectrum and a highly improved pharmacokinetic property :

Wireless power transmitting device, electronic device for wirelessly receiving power and operation method thereof

A wireless power transmitting device according to an embodiment may include a power transmission circuit and a processor. The processor may be configured to control the power transmission circuit to wirelessly transmit power to a first area around the wireless power transmitting device, perform a predetermined first operation when an obstacle is detected in a second area around the first area, and perform a predetermined second operation when it is detected that the obstacle has entered the first area.

Printed circuit board and package having the same

A printed circuit board including: a laminate having a plurality of stacked insulating layers including a rigid insulating layer; a flexible insulating layer having a partial region that overlaps and is in contact with at least one of the insulating layers and a remaining region disposed outside of the laminate; and a first antenna disposed on a surface of the laminate.

Clock interrupt circuit

Built-in type outdoor unit for airconditioner

New cephalosporin antibiotics and process for their preparation

FRONT INTAKE / OUTDOOR UNIT FOR AN AIR CONDITIONING

Multi battery pack system, control method thereof, and battery pack using the same

A multi battery pack system is composed of a plurality of battery packs. The master battery pack receives a total voltage from each slave battery pack and calculates a target total voltage using its total voltage and total voltages of all slave battery pack whenever a predetermined time period passes, sends the calculated target total voltage to each slave battery pack, compares the target total voltage with its total voltage, and then connects or disconnects its cell group and output terminals according to the comparison result. The slave battery packs include at least one slave battery pack, which sends its total voltage according to a request of the master battery pack, receives a target total voltage from the master battery pack, compares the target total voltage with its total voltage, and then connects or disconnects its cell group and output terminals according to the comparison result.

STRUCTURE OF AN APPLICATION FOR A MOTOR MOUNT FILLED WITH A MAGNETORHEOLOGICAL FLUID

Eine Blendenstruktur für eine Motorhalterung, welche mit einem magnetorheologischen („MR“) Fluid gefüllt ist, aufweisend: einen Kern, von welchem ein Mittelteil (1) in dessen Mitte ausgebildet ist und ein Lamellenteil (2) mit einer Mehrzahl von Lamellen (12 und 42) ausgebildet ist, welche in radialer Richtung vom Außenumfang des Mittelteils (1) aus vorstehen; eine Spuleneinrichtung (20), welche den Außenumfang des Mittelteils (1) umschließt und gewickelt ist, wobei eine Lücke zwischen den Lamellen (12 und 42) gebildet ist, damit das MR-Fluid zwischen den Lamellen hindurchfließen kann, und wobei die Spuleneinrichtung (20), wenn sie mit Strom beaufschlagt wird, zueinander benachbarte Lamellen (12 und 42) magnetisiert, so dass diese eine unterschiedliche Polarisation haben. An aperture structure for a motor mount filled with a magnetorheological ("MR") fluid, comprising: a core, of which a central part (1) is formed at the center thereof, and a fin part (2) is formed with a plurality of fins (12 and 42) projecting in a radial direction from the outer periphery of the middle part (1); a coil means (20) which encloses and is wound around the outer circumference of the central part (1), wherein a gap is formed between the slats (12 and 42) to allow the MR fluid to flow between the slats, and wherein the coil means (20 ), when energized, mutually adjacent fins (12 and 42) are magnetized to have a different polarization.

Transparent display device and method for controlling same

Method of molding metal particles

The present method relates to molding metal particles by forming a flowable mixture. The metal particles are mixed with a polyorganic acid which chemically reacts with the metal particles. The flowable mixture is transferred to a mold before the chemical reaction between the metal particles and the polyorganic acid proceeds so far as to substantially increase the viscosity of the flowable mixture. A green preform is created by applying pressure to the mixture in a mold. The green preform is heated to a first temperature to vaporize substantially all of the non-organic components of the reacted polyorganic acid from the preform. The preform is then heated to a second temperature greater than the first temperature to sinter the metal particles.

Television receiver

MOUNTING STRUCTURE FOR COMBUSTION FAN OF A GAS OVEN

Super resolution information storage medium, method of making reproducing signal stable, and apparatus for recording/reproducing data on/from the super resolution information storage medium

A super resolution information storage medium, a method of making reproducing signals stable, and an apparatus for recording and/or reproducing data on a super resolution information storage medium. The information storage medium on which information is recorded as marks smaller than a resolution of an incident beam, includes a substrate, a super resolution layer formed on the substrate and generating a thermal reaction at portions where the incident beam is focused, and a phase change layer formed on or under the super resolution layer and crystallized before reproducing the recording marks.

Reaction-type turbine

Method for determining degree of wetting by using low current test

Provided is a method for determining the wetting degree of a lithium ion battery cell using a low current test. The wetting degree determination method according to the present disclosure includes a) obtaining, as a reference charge profile, a charge profile recorded while charging a reference battery cell having undergone receiving an electrode assembly and an electrolyte solution in a case, assembling and pre-aging with a low current of 0.01 C-rate or less, b) measuring and recording a charge profile while charging another battery cell having undergone receiving an electrode assembly and an electrolyte solution in a case, assembling and pre-aging with a low current of 0.01 C-rate or less in the same way as the reference battery cell, and c) determining the wetting degree of another battery cell relative to the reference battery cell by comparative analysis of the reference charge profile and the measured charge profile.

Electronic device and method for transmitting information

An electronic device and a method of transmitting information in an electronic device a provided. The electronic device includes a communication unit that includes a first communication module and a second communication module, wherein the second communication module supports a low-power and short-range communication method; and a processor controls collection of information through the first communication module, and to transmit information related to the collected information through the second communication module.

Motor having lead screw with screw joint

Harness for pets

Apparatus and method for sensing battery leakage current, and battery driving apparatus and battery pack comprising the apparatus

An apparatus for sensing a leakage current of a battery comprises a floating capacitor charged with a voltage detected from a cathode or anode terminal of a battery; a terminal selection switching unit for selecting a voltage detection path for the cathode or anode terminal; a charge switching unit for charging the floating capacitor with a detection voltage of the cathode or anode terminal, detected through the selected voltage detection path; a polarity reverse switching unit for reversing a polarity of the detection voltage of the anode terminal charged to the floating capacitor; and a leakage current determining unit for sensing the detection voltage of the cathode terminal charged to the floating capacitor and the polarity-reversed detection voltage of the anode terminal charged to the floating capacitor to calculate a leakage resistance, and comparing the calculated leakage resistance with a criterion insulation resistance to determine whether a leakage current occurs.

Stereophonic image enhancement devices and methods using lookup tables

A stereophonic image may be enhanced by splitting the left and right input audio signals into a plurality of left and right output signals in a plurality of audio frequency bands and then generating left and right output audio signals from the left and right output signals based on the magnitude of the differences between corresponding left and right output signals and also based upon the absolute magnitude of the left and right input audio signals themselves. In particular, a stereophonic image enhancement device according to the invention processes a left input signal and a right input signal using a first spectrum analyzer and a second spectrum analyzer which output a plurality of left output signals and right output signals corresponding to a plurality of frequency bands in response to the corresponding left input signal and right input signal. A table lookup signal is responsive to the plurality of left output signals and to the plurality of right output signals to output a plurality of left output signal pairs and a plurality of right output signal pairs. A first and second adder are responsive to the plurality of left output signal pairs and right output signal pairs respectively to add the output signal pairs and produce final left output signals and right output signals respectively.

Safety plate of secondary battery

Travel control device for excavators

A travel control device enables a crawler type hydraulic excavator to start slowly regardless of the preset speed ratio whenever the manipulation amount of a manual travel control device is small. The travel control device includes left and right travel motors (12,14) respectively provided with speed changing mechanisms (13,15), a high speed shifting valve (26) provided on a high speed signal line (24) for cutting off or transmitting a high speed signal pressure to the speed changing mechanisms (13,15), a travel signal detection means (32) for detecting a travel control signal pressure outputted from manual travel control devices (20,22). A shutoff valve (28) is provided on the high speed signal line (24) for closing or opening the high speed signal line (24) to keep the speed changing mechanisms (13,15) in a low speed condition or a high speed condition depending on the magnitude of the travel control signal pressure supplied from the travel signal detection means (32).

Image quality analysis method and system for a display device

An image quality analysis method and an image quality analysis system for a display device are provided. The image quality analysis method and image quality analysis system provides a quantitative determination of image quality for display devices, thereby providing an objective and fair evaluation criterion.

BUILT-OUT OUTDOOR UNIT FOR AIR CONDITIONING

Recording medium having high melting point recording layer, information recording method thereof, and information reproducing apparatus and method therefor

A simple-structured recording medium without a mask layer and information recording and reproducing methods, which resolve thermal stability related problems arising during reproduction, the recording medium including a high melting point recording layer between first and second dielectric layers. The method of recording information on the recording medium involves irradiating a laser beam onto the recording medium to induce reaction and diffusion in the high melting point recording layer and the first and second dielectric layers. The method of reproducing information recorded on such a super-resolution near-field recording medium by the above method involves generating plasmon using crystalline particles of the high melting point recording layer and the first and second dielectric layers as a scatter source to reproduce information regardless of a diffraction limit of a laser used.

Method of manufacturing heat sink plate having excellent thermal conductivity in thickness direction and heat sink plate manufactured by the same

本發明涉及一種沿厚度方向具有優越導熱性的散熱片的製造方法，這種散熱片適合作為防止LED晶片、半導體元件、大功率電氣電子設備劣化現象的散熱器使用。本發明的散熱片的製造方法包括(a)在板狀石墨粉末上塗敷金屬的步驟；(b)使塗敷金屬的石墨粉末受到振動，讓板狀石墨粉末沿水平方向定向排列的步驟；(c)對沿水平方向定向排列的石墨粉末加壓成型的步驟；(d)燒結經加壓的石墨粉末而製作大塊材料的步驟；以及(e)依照垂直於沿水平方向定向排列的方向，以規定厚度切割大塊材料來製作片材的步驟。

Cradle for a medical cooling device