baber/WOPTO huggingface dataset:
Patent KR-20090090848-A (KR)
Title: Backlight unit
Inventor: JIN MIN JI
IPC: G02F1/1335
Filed: 2008-02-22
Abstract: A backlight unit capable of forming the backlight unit thin by using an LED array is provided to increase mechanical reliability and improve the intensity by improving light use efficiency. An LED light source(220) is mounted on a PCB(Printed Circuit Board) substrate(210). A diffusion plate(230) is formed in order to surround the PCB substrate at specific distance. A diffusing plate supporter(250) fixes the diffusing plate to the PCB substrate. A reflector is equipped in the side wall of the diffusing plate. The diffusion plate is fixed on the PCB substrate.
Patent KR-20090091453-A (KR)
Title: Stack chip package and fabricating method thereof
Inventor: KIM KYUNG HOON
IPC: H01L23/12
Filed: 2008-02-25
Abstract: A stacked chip package and a manufacturing method thereof are provided to minimize the length of the bonding wire by wire-bonding the circuit pattern with each electrode pad of the center pad chip. A substrate(100) comprises a window(103) in center. The first semiconductor chip is welded on the substrate so that a electrode pad(115) is exposed through the window. The second semiconductor chip is flip-chip-bonded with the substrate through the bump(125). A bonding wire(130) connects the circuit pattern formed on the electrode pad and the substrate backside of the first semiconductor chip through the window. An encapsulant(140) is formed in the window part and the substrate backside while surrounding the bonding wire. A solder ball(150) for the external connectivity is formed in the lower part of substrate.
Patent KR-20090093025-A (KR)
Title: Pilot allocation method for channel quality estimation in sc-fdma system and ofdma system, and a transmitter and a receiver for channel quality estimation using the method
Inventor: KWAK KYOUNG SEOP
IPC: H04B7/26
Filed: 2008-02-28
Abstract: A pilot allocation method for channel quality estimation in SC-FDMA system and OFDMA system, and a transmitter and a receiver for channel quality estimation using the method are provided to improve whole error by preventing performance deterioration at both sides frequency. In a pilot allocation method for channel quality estimation in SC-FDMA system and OFDMA system, a plurality of pilot signals for estimating channel quality is allotted to a carrier signal by using a CAZAC sequence(Constant Amplitude Zero Auto-Correlation Sequence) of the circulation conversion form. The pilot signal is allocated to the total frequency band of the carrier signal, and the discrete Fourier transform of the carrier signal including the allocated pilot signal is performed. The total frequency band of the carrier signal which is transformed by the discrete Fourier transform is divided into a plurality of subcarrier bands.
Patent KR-20090094888-A (KR)
Title: A method to culture a haematococcus algae using deep sea water, and method for producing astaxanthin using the same
Inventor: SUH HEE DONG
IPC: A01G33/00
Filed: 2008-03-04
Abstract: A method for producing an Astaxanthin using Haematococcus algae is provided to produce the Astaxanthin cleanly and safely with low driving price. A method for producing Astaxanthin product in the status of oleoresin comprises: a step of dehydrating the cultured Haematococcus algae and performing pulverization, drying, and filterization; a step of dehydrating the filtered Haematococcus algae with a drying agent and filtering the concentrated Astaxanthin extract to remove foreign materials; and a step of concentrating with Astaxanthin extract and purifying with gel filtration chromatography of silica gel column.
Patent KR-20090100882-A (KR)
Title: Weight and center of gravity measurement apparatus for aircraft
Inventor: CHANG SUNG HO
IPC: G01G19/07
Filed: 2008-03-21
Abstract: PURPOSE: An apparatus for measuring the weight and center of gravity of an aircraft is provided to prevent a landing device or wheel from being separated from the measuring apparatus. CONSTITUTION: An apparatus for measuring the weight and center of gravity of an aircraft(10) comprises a measurement unit(100), a control unit(200) and a calculating unit(300). The measurement unit measures the weight of the aircraft by being arranged at lower parts of each wheel of the aircraft. The control unit adjusts the interval between measurement units. The calculating unit produces the center of gravity by collecting weight information.
Patent KR-20090102042-A (KR)
Title: Wavelength division multiplexing - passive optical network system, central office and remote node for the system
Inventor: CHOI YOUNG BOK
IPC: H04J14/02
Filed: 2008-03-25
Abstract: PURPOSE: A WDM-PON(Wavelength Division Multiplexed Passive Optical Network), and a central base station and a local base station for the system are provided to prevent crosstalk between wavelengths and to make the optical transmitting device built in the subscriber connection device have the colorless feature unrelated with the specific wave. CONSTITUTION: A WDM-PON(Wavelength Division Multiplexed Passive Optical Network) system is composed of a central base station(200), a local base station(300), and plural ONUs(400-1~n). The central base station includes a CWDM multiplexer(220) and a DWDM inverse multiplexer(230). The local base station includes a CWDM inverse multiplexer(310) and a DWDM multiplexer(320). The CWDM multiplexer downwardly transmits the many optical signals after multiplexing many optical signals in which OLT transmits a message according to the CWDM standard. The CWDM inverse multiplexer downwardly transmits the multiplexed optical signal after inverse-multiplexing the multiplexed optical signal according to the CWDM standard. The DWDM multiplexer transmits upwardly the DWDM multiplexer multiplexes many optical signals in which many ONUs transmit a message according to the DWDM standard. The DWDM inverse multiplexer de-multiplexes the multiplexed optical signal according to the DWDM standard, and transmits the de-multiplexed optical signal upwardly.
Patent KR-20080089227-A (KR)
Title: Light emitting device and method of producing the same
Inventor: TAKEMOTO MASASHI
IPC: H01L33/56
Filed: 2008-03-27
Abstract: A light emitting device and a method for producing the same are provided to prevent light leakage by installing a metal-reflecting plate in a light-irradiating direction of an LED chip. An LED chip(501) is mounted on a substrate(506). An insulating part(509) is composed of a light transmitting resin formed on a surface of the substrate. The insulating part includes a light-reflecting filler addition region having a light-reflecting filler and a light-reflecting filler non-addition region without the light-reflecting filler. A first metal part is formed on a mount surface of a substrate. A second metal part is electrically insulated with the first metal part and is formed on the mount surface of the substrate. An LED chip is mounted on the first metal part and is electrically connected to the first metal part and the second metal part. A metal-reflecting plate(502) and the first metal part are formed with one body in order to surround the mount surface. The metal-reflecting plate is formed to reflect the light of the LED chip and to induce the light to a light-irradiating surface. A transparent sealing body(510) is formed to seal up the LED chip. The insulating part is composed of a resin including a light-reflecting filler and is formed to surround a periphery of the second metal part within a region surrounded with the metal reflecting plate.
Patent KR-20090105444-A (KR)
Title: Method for manufacturing transistor in semiconductor device
Inventor: JI YUN HYUCK
IPC: H01L21/336
Filed: 2008-04-02
Abstract: PURPOSE: A method for manufacturing a transistor of a semiconductor device is provided to suppress the deterioration of the transistor due to ring oscillator delay. CONSTITUTION: A gate insulation layer and a gate conductive layer are formed on a semiconductor substrate(100). A diffusion barrier layer with Ti, a metal layer, and a hard mask layer are formed on the gate conductive layer. A hard mask pattern(155) is formed by patterning the hard mask layer. A gate stack(195) is formed by an etching process using the hard mask pattern as a mask. The plasma nitriding is performed on a diffusion barrier layer pattern and a metal layer pattern(160) without exceeding an oxidation critical temperature. A selective oxidation process for forming a compensation layer(200) is performed in the side wall of a gate conductive layer pattern. A spacer(205) is formed in the side wall of a gate stack.
Patent KR-20090106714-A (KR)
Title: Constant Current Driver for LED Lighting System
Inventor: OH CHANG HOON
IPC: H05B37/00
Filed: 2008-04-07
Abstract: PURPOSE: A constant current supply device for an LED lighting system is provided to supply the constant current to the LED without using a microprocessor or a constant current driving integrated circuit. CONSTITUTION: A constant current supply device for an LED lighting system includes an input part(21), a constant voltage generator(22), a load terminal switch(23), and a feedback resistor element(24). The input unit generates a constant voltage control signal according to a driving control signal inputted for driving the LED. The constant voltage generator generates the constant voltage according to the constant voltage control signal generated from the input unit. The load terminal switch is connected to a load(12) including at least one LED. The load terminal switch is conducted according to the constant voltage generated from the constant voltage generator. The feedback resistor element is positioned between the load terminal switch and the ground. The feedback resistor element forms a path to flow the current through the load terminal switch.
Patent KR-20090017400-A (KR)
Title: Program conversion apparatus and compiler program
Inventor: KAWANO KENJIRO
IPC: G06F9/45
Filed: 2008-04-11
Abstract: A program conversion device capable of converting source code into command code and a compiler program are provided to improve a command execution by performing an execution position parallelization of a command code. A program conversion device capable of converting source code into command code and a compiler program comprise the following steps: a step for extracting a dependent relation command in a command included in an intermediate code(S1); a step for extracting a combination of parallelizable command from the intermediate code(S2); a step for extracting a combination of two commands in which the dependent relation commands are not included each other(S3); a step for determining a mobile command among two commands(S4); and a step for executing a parallelization about two commands(S5).
Patent KR-20090111428-A (KR)
Title: Release film for lamination process of flexible printed circuit board
Inventor: RIM YONG SOO
IPC: B32B27/08
Filed: 2008-04-22
Abstract: PURPOSE: A display optical film is provided, which can reduce the fault generation of the lamination process and process cost. CONSTITUTION: A display optical film is formed in plural layers. A layer coming into contact with a press layer and a cover layer is comprised of a PBT layer. The plural layers(10,12,14,16,18) are comprised of a PBT layer, a bonding layer, and ethylene or polyol example pin resin, methacrylate opolymerization resin layer, bonding layer, and PBT layer. The bonding layer is comprised of polyethylene, polypropylene, polyethylene/polypropylene or ethylene acrylate adhesive resin.
Patent KR-20080042056-A (KR)
Title: The method of enhanced keyboarding on a handheld terminal with the touchscreen
Inventor: CHA MIN SOO
IPC: G06F3/041
Filed: 2008-04-23
Abstract: An enhanced character input method for a portable equipped with a touch screen is provided to enable a user to perform input at a higher speed than a qwerty keyboard in the big touch screen of the mobile terminal without trade off between a screen size and an input speed by providing a full virtual keyboard. A user adjusts a keyboard position by performing keyboard calibration, and a full virtual keyboard is displayed by switching a general mode to an input mode. A full virtual keyboard screen and a general mode screen are displayed at the same time by using opaque effect(307). A key is selected on a touch screen when a touch pen or a finger pushes the touch screen. A current character corresponding to the pushed key is displayed to the touch screen. The current character is changed into the new character of a changed position when the user drags the touch screen. The finally selected character is disappeared and processed when the user removes the touch pen or the finger from the touch screen. The processed character is displayed on the general mode screen in real-time.
Patent KR-20090119349-A (KR)
Title: A method for discontinuous reception in a portable terminal and an apparatus thereof
Inventor: KIM SOENG HUN
IPC: H04B7/26
Filed: 2008-05-16
Abstract: PURPOSE: A discontinuous receiving method of a portable terminal and an apparatus thereof are provided to determine a DRX as a start time point at a time point when a packet is successfully received by allocated semi-permanent transmission resources, thereby allocating an activation section of the DRX in an allocation section of the semi-permanent transmission resources. CONSTITUTION: Call setup of the first and second portable terminals are completed(S440). If traffic of the set call is generated, a base station allocates semi-permanent transmission resources to the portable terminals(S450). The first portable terminal determines an offset. The offset is a parameter for determining a DRX(Discontinuous Reception) start time point. If the first portable terminal receives a packet through the allocated semi-permanent transmission resources, the first portable terminal determines the DRX start time point. The first portable terminal performs DRX.
Patent KR-20090121563-A (KR)
Title: Method of forming isolation film of semiconductor device
Inventor: JIN GYU AN
IPC: H01L21/76
Filed: 2008-05-22
Abstract: PURPOSE: A method of forming an isolation film of a semiconductor device is provided to suppress moat which is generated at the boundary of an active region and an element isolation region by etching an edge portion of upper part of a trench as round. CONSTITUTION: A method of forming an isolation film of a semiconductor device is comprised of the steps: laminating a buffer layer(101) and a pad layer on the semiconductor substrate(100) in order; etching the pad layer, the buffer layer, and the semiconductor substrate and forming the trench(104); repairing damage of the trench by performing a cleaning process and etching the side wall of the buffer layer at the same time; and etching the top corner of the trench to be round.
Patent KR-20090121721-A (KR)
Title: The silent hammer
Inventor: KIM KYE WHAN
IPC: B25C1/02
Filed: 2008-05-22
Abstract: PURPOSE: A noise reduction type hammer is provided to reduce the noise due to shock between a head face of a connection pin and a hitting head of a hammer in a panel combining process. CONSTITUTION: A noise reduction type hammer(100) is composed of a handle(30), a hitting head(20), and a shock-absorbing head(40). A grip(31) is formed in one side of the handle. The hitting head is integrally formed in the front of a hitting bundle(10) combined to the end of the handle. The shock-absorbing head is detachably combined to a combining hole formed in the end of the hitting head.
Patent KR-20090125306-A (KR)
Title: Rotor of a pole change type synchronous motor and manufacturing method thereof
Inventor: HONG SUNG RYUL
IPC: H02K1/22
Filed: 2008-06-02
Abstract: PURPOSE: A rotor of a pole transform synchronous motor and a manufacturing method thereof are provided to assemble a rotor core and a magnet layer easily by composing the rotor core with division bodies inserted into both sides of the magnet layer. CONSTITUTION: A magnet layer(110) of a ring shape includes magnetic substance capable of re-magnetization by an exciting pole. A rotor core(120) comprises a first body(121) and a second body(122). The first and second bodies are inserted into both sides of the magnet layer so as to mount the magnet layer in an outer circumference. Support projections(121a,122a) are formed in the first and second bodies in order to support both ends of the magnet layer. End-rings(131) are formed in both ends of the rotor core. A plurality of conductors(130) combines the first and second bodies.
Patent KR-20080107309-A (KR)
Title: A hybrid of a boron compound with a layered double hydroxide, a process for the preparation thereof, and a pharmaceutical composition comprising the same
Inventor: CHOY JIN HO
IPC: C08K3/38
Filed: 2008-06-05
Abstract: A nano-hybrid of a boron compound and a metal dual layer hydroxide, a method for preparing the nano-hybrid, and a pharmaceutical composition for boron neutron capture therapy (BNCT) containing the nano-hybrid are provided to improve the selectivity to a cancer cell remarkably and to reduce the cytotoxicity of a normal cell remarkably. A nano-hybrid of a boron compound and a metal dual layer hydroxide comprises a metal dual layer hydroxide; and a boron compound for boron neutron capture therapy which is introduced into the layers of the metal dual layer hydroxide. Preferably the divalent metal constituting the metal dual layer hydroxide is selected from the group consisting of magnesium (Mg^2+), calcium (Ca^2+), zinc (Zn^2+) and their mixture, and the trivalent metal constituting the metal dual layer hydroxide is selected from the group consisting of aluminum (Al^3+), iron (Fe^3+) and their mixture.
Patent KR-20090128623-A (KR)
Title: Monitoring system using digital video recorder system
Inventor: AHN GEON YOUNG
IPC: H04N7/18
Filed: 2008-06-11
Abstract: PURPOSE: A monitoring system using a digital video recorder device is provided to selectively transmit a photographed image signal and display the image on a division screen or a full screen through a monitor, thereby increasing user's convenience. CONSTITUTION: An access point(300) modulates and transfers signals of wireless cameras(100). A digital video recorder device(400) changes image signals into a division screen or a full screen. A storage device(500) stores image data. A display(700) displays the image data processed through the digital video recorder device.
Patent KR-20090132891-A (KR)
Title: Theater con reservation system
Inventor: KIM SOON PIL
IPC: G06Q50/10
Filed: 2008-06-23
Abstract: PURPOSE: A popcorn reservation system at a movie theater is provided to enhance the user convenience by preparing reserved snacks. CONSTITUTION: A popcorn reservation system function is added to a movie theater online reservation system. The function using the online web programming is added to the movie theater online reservation system. The popcorn reservation system is added through the online web service.
Patent KR-20090132943-A (KR)
Title: Light emitting device
Inventor: JANG SEUNG SIN
IPC: H01L33/48
Filed: 2008-06-23
Abstract: PURPOSE: A light emitting device is provided to discharge the heat generated in a light emitting diode without an additional heat discharge pad by mounting the light emitting diode in an electrode pattern for the ground. CONSTITUTION: A cathode electrode of a light emitting chip(110) is electrically connected to a first electrode pattern(120). An anode electrode of the light emitting chip is mounted on a second electrode pattern(130). The second electrode pattern is larger than the first electrode pattern. The second electrode pattern is connected to the ground. A power supply unit(140) supplies the power to the first electrode pattern. A negative voltage generator(150) is electrically connected between the first electrode pattern and the power supply unit. The negative voltage generator applies the negative voltage to the first electrode pattern.
Patent KR-20100003322-A (KR)
Title: Multi-chip package for led chip and multi-chip package led device
Inventor: KIM KYOUNG KOOK
IPC: H01L33/48
Filed: 2008-06-25
Abstract: PURPOSE: A multi-chip package for an LED and a multi-chip package LED device are provided to make the LED device with small heat by including a light emitting device for emitting the light from the multi-chip package to the outside. CONSTITUTION: A plurality of light emitting diode chips(20a,20b,20c) are formed on one wafer substrate(11). A first clad layer(12) is formed on the wafer substrate. An active layer(13a,13b,13c) are partially formed on the upper side of the first clad layer. A second clad layer(14a,14b,14c) are formed on the active layer. A first electrode(15a,15b,15c) are partially formed on the upper side of the first clad layer. A second electrode is formed on the second clad layer. The plurality of light emitting diodes share one wafer substrate and the first clad layer.
Patent KR-20100000849-A (KR)
Title: Bone injection apparatus for operating a dental implant
Inventor: JEONG CHUL WOONG
IPC: A61C3/00
Filed: 2008-06-25
Abstract: PURPOSE: A bone injection device for implant operation is provided, which can precisely adjust discharge pressure applied to the bone. CONSTITUTION: A bone injection device for implant operation comprises a housing(20) which is filled with bone for transplant and in which a discharge hole is formed; a cap(40) connected to the lower part of the housing; and a pressurization member(50) which is supported in a cap in order to be rotated and pressurizes the inside of the housing. The pressurization member includes a screw bar(51) which is screwed with the threaded hole formed in the center of the cap and is ascended and descended by forward rotation or counter-rotation; and a pressure plate(55) which adheres closely to the inner side of the housing and slides.
Patent KR-20100001536-A (KR)
Inventor: LEE JEONG JOON
IPC: H04N7/14
Filed: 2008-06-27
Abstract: PURPOSE: A video calling system which uses a camera module, a display device, and an IP(Internet Protocol) STB(Set-Top Box) is provided to perform a video call by using the IP STB and a display device. CONSTITUTION: A voice call interface(17) performs communication with a wireless portable terminal. In case there is an attempt to connect a call, a video call processing module(15) connects a VoIP(Voice over Internet Protocol) call through the internet. The video calling process module outputs a signal and a voice signal through the wireless portable terminal by processing the VoIP data received through the internet. The video call process module generates calling VoIP data and transmits the data. The calling VoIP data includes the image signal photographed through the camera module.
Patent KR-20100001997-A (KR)
Title: Tension control method and control device using pole placement to reduce the register error
Inventor: SHIN KEE HYUN
IPC: B41F15/08
Filed: 2008-06-28
Abstract: PURPOSE: A tension control method using a pole placement scheme is provided to reduce register error as a controller controls the setting time of a roll-to-roll print system within a time constant of the system. CONSTITUTION: The time constant of a roll-to-roll system is calculated. The intrinsic vibration number and the attenuation ratio of the roll to roll system are calculated. The settling time of the roll to roll system is determined lower than the time constant of the system. By the settling time of the roll to roll system, register errors are reduced. The register is expressed by the function of the tension defined between spans of two driven rolls(3,4).
Patent KR-20100008923-A (KR)
Title: A advertisement tower which prevention for exposure the connection section
Inventor: LEE JAE YONG
IPC: G09F19/00
Filed: 2008-07-17
Abstract: PURPOSE: An advertisement tower which prevention for exposure the connection section is provided to prevent advertisement frame for preventing the outside exposure by performing easily exchange of sheet. CONSTITUTION: The fixed frame(100) is fixed to the external fixture and is supported by the inner side lamp. The cover frame(300) is connected through the connecting unit to one side of the rigid frame in order to be opened. The cover frame prevents the outside exposure of the screen. The cover member is fixed in order to prevent the outside exposure of the piece.