baber/WOPTO huggingface dataset:
Patent KR-20070079899-A (KR)
Title: Apparatus and method for measurement of auditory quality of multichannel audio codec
Inventor: SEO JEONG IL
IPC: G10L25/69
Filed: 2006-09-12
Abstract: An apparatus for evaluating the sound quality of a multi-channel audio compression codec and a method therefor are provided to measure the audible sound quality degradation degree of an audio signal encoded and decoded by the multi-channel audio compression codec in comparison with an original signal before compression. A preprocessing unit(11) generates a binaural input signal on the basis of a multi-channel audio signal inputted from respective channels of a multi-channel audio play system. An output variable calculating unit(12) produces an IACC(Interaural Cross Correlation) distortion and an output variable of the generated binaural input signal. An artificial neural network circuit unit(13) outputs a grade of sound quality on the basis of the IACC distortion and the output variable.
Patent KR-20080025954-A (KR)
Title: Channel changing method in mobile television, and terminal thereof
Inventor: LEE MYUNG HWAN
IPC: H04N5/50
Filed: 2006-09-19
Abstract: A method for changing a channel of a mobile TV and a terminal thereof are provided to supply a channel list on a current broadcasting screen if a user executes an option menu as watching broadcasting of a current channel, and supply broadcasting of a corresponding channel by performing change into the corresponding channel if the user selects a desired channel from the channel list. A method for changing a channel of a mobile TV comprises the following steps of: executing an option menu for changing the channel(S306); providing a channel list according to the option menu(S308); and receiving data from a WAP(Wireless Application Protocol) page of a selected channel by accessing the WAP page of the selected channel if one channel is selected from the channel list(S310,S312).
Patent KR-20080027070-A (KR)
Title: Two step compressor and air suspension system using which
Inventor: PARK KYUNG SU
IPC: B60G17/056
Filed: 2006-09-22
Abstract: A two-stage compressor and an air suspension system using the same are provided to improve performance of the compressor and change a passage by performing two stages of compression at upper and lower spaces within a piston. An air suspension system comprises a two-stage compressor(100), an air spring(150), a spring opening and closing valve(160), a first diverter valve(210), a second diverter valve(220), a first opening and closing valve(310), and a second opening and closing valve(320). The two-stage compressor comprises a cylinder having a hermetic space therein, a piston reciprocating within the cylinder, first input/output passages(110a,110b) disposed above a top dead center of the piston, and second input/output passages(120a,120b) disposed below a bottom dead center of the piston. The air spring is height adjustable according to the pneumatic pressure. The spring opening and closing valve opens and closes a passage communicated by the air spring. The first diverter valve selectively communicates the first input passage or the first output passage of the two-stage compressor. The second diverter valve selectively communicates the second input passage or the second output passage of the two-stage compressor. The first opening and closing valve selectively opens and closes a passage between the first output passage and second input passage. The second opening and closing valve selectively opens and closes a passage between the second output passage and first input passage.
Patent KR-20070104196-A (KR)
Title: Wavelength tunable external cavity laser
Inventor: KIM BYOUNG WHI
IPC: H01S3/05
Filed: 2006-09-29
Abstract: A wavelength tunable external cavity laser is provided to have stable optical coupling efficiency and oscillation characteristics by coupling a wavelength tunable waveguide Bragg-grating reflection filter and a semiconductor laser diode through an active alignment method using an additional substrate. A semiconductor laser diode(200) outputs a multi-wavelength optical signal and is mounted on a first substrate. A wavelength tunable reflection filter(103) is mounted on a second substrate, and outputs a single-wavelength optical signal using resonance of a diffraction grating, and changes the wavelength of the single-wavelength optical signal by changing a refractive index of the diffraction grating. The first substrate is a 3-5 compound semiconductor substrate. The second substrate is a silicon substrate, and the tunable reflection filter is formed with a polymer material with a negative thermo-optic coefficient and has a waveguide structure.
Patent KR-20060109417-A (KR)
Inventor: BANG BYUNG MIN
IPC: E04H12/22
Filed: 2006-10-02
Abstract: A fixing device for a sign plate of traffic facilities is provided to improve in appearance by cultivating flowers, to install traffic road signs and sign boards of an event hall simply, to use for various purposes by enabling to use for installing a fence, to move conveniently and to reduce the cost and time required for construction. A fixing device for a sign plate of traffic facilities is completed by forming a flowerpot type fixing case(10) in the appointed size, forming many oblique cut grooves(12,12') on the top of a fixture(11) which is formed to the center of the flowerpot type fixing case, forming many supporters(13,13') on the middle and lower sides of the fixture to support and reinforce the fixture, forming many cut grooves(14,14') on the upper parts of the supporters to insert and fix a post(2) of a sign plate(1) and filling up the circumference with soil, and the setting out with flowers.
Patent KR-20080036293-A (KR)
Title: Method for transmitting and receiving both a file and a message concurrently, mobile communication terminal and messenger server therefor
Inventor: YANG BYUNG WOO
IPC: H04W4/18
Filed: 2006-10-23
Abstract: A method for transmitting and receiving a file and a message concurrently and a mobile communication terminal and a messenger server for executing the method are provided to enable to perform real-time communication during the transmission and reception processes of the file. When the transmission of a specific file is requested through an instant message(S801), a process for dividing the corresponding file by a unit file with a predetermined size is performed so that the N unit files are produced(S803). The N unit files are sequentially transmitted. A process for discriminating whether the transmission of the chatting message is requested through the instant message before the transmission of each unit file is performed(S805). When there is a transmission requested chatting message, the corresponding chatting message is transmitted and thereafter a unit file is transmitted. The unit file includes a flag field for displaying the existence of the chatting message.
Patent KR-20080037485-A (KR)
Title: Plasma display panel
Inventor: RYU SEONG NAM
IPC: H01J11/24
Filed: 2006-10-26
Abstract: A plasma display panel is provided to enhance the brightness of images by implementing line units, protrusion units, and connection units in at least one of first and second electrodes. A plasma display panel includes front and rear substrates(101,111), and a barrier rib(112). The front substrate includes first and second electrodes(102,103), which are formed to cross each other. The rear substrate, which includes third electrodes(113) across the first and second electrodes, is disposed opposite to the front substrate. The barrier rib defines discharge cells between the front and rear substrates. At least one of the first and second electrodes as one layer includes at least one line unit, which crosses the third electrode, at least one or more protrusions extruded from the line unit, and at least one or more connection units for connecting at least two line units of plural line units. The protrusion units and connection units are disposed at the same lines in the discharge cells.
Patent KR-20070049081-A (KR)
Inventor: KONDO SEIJI
IPC: B62D15/02
Filed: 2006-11-06
Abstract: 암 전류를 필요로 하지 않고, 회전체의 회전각도를 광범위하게 검출하는 회전각도 검출장치가 제공된다.  스티어링 샤프트(1)와 일체로 회전하면서 n개의 이빨을 갖는 메인기어(10)에는 m개의 이빨을 갖는 제1 검출기어(11)와, L개의 이빨을 갖는 제2 검출기어(12)가 각각 맞물려 있다.  그리고, 마이크로컴퓨터는 1주기 내의 제1 검출기어(11)의 회전각도α와, 1주기 내의 제2 검출기어(12)의 회전각도 β를 이용하여 스티어링 샤프트(1)의 회전각도θ를 산출한다. 
       
     회전각도 검출, 암 전류
Patent KR-20080042634-A (KR)
Title: Manufacture of function pp cotton yarn
Inventor: CHOI MYUNG BU
IPC: D01F1/10
Filed: 2006-11-09
Abstract: A method for preparing a polypropylene spun yarn is provided to impart a far-infrared function and an antibiotic function to the polypropylene spun yarn, by mixing nanosilver antibiotic agent and a mineral material into an exiting polypropylene yarn. A solvent type nanosilver colloid is prepared. A nanosilver pigment composite is prepared by mixing the nanosilver colloid of 1,000g into a pigment of 700g and anion type mineral powder of 300g, and drying and pulverizing the mixed matter. A master bath is prepared by mixing the nanosilver pigment composite of 200g into polyethylene or polypropylene resin chip of 1,000g. A polypropylene yarn is prepared by mixing the master batch of 5kg into polypropylene resin chip of 100Kg. Cotton type pulp is prepared from the polypropylene yarn. A functional polypropylene spun yarn is prepared from the cotton type pulp by using a cotton yarn-spinning machine.
Patent KR-20080044057-A (KR)
Title: United switching valve and lubrication direction valve
Inventor: LEE JU HYEONG
IPC: F16H61/00
Filed: 2006-11-15
Abstract: An integral switching valve and a lubrication directional valve are provided to improve start responsibility by supplying a lubricant to a forward clutch at engine stop and forward shift. A valve housing(10) is installed between a forward clutch(13) and a manual valve(17), and has plural oil paths. An operational plunger is installed in the valve housing to open or close the oil paths. Connection between the forward clutch and the manual valve is interrupted at engine stop. At forward shift, the forward clutch is connected to the manual valve, and an lubricant is supplied to the forward clutch. At reverse shift, the connection between the forward clutch and the manual valve is interrupted, and an lubricant is supplied to a reverse brake(14).
Patent KR-20080044438-A (KR)
Title: Protecting method and circuit for turbo charger
Inventor: JUNG HYUN WOO
IPC: F02D23/00
Filed: 2006-11-16
Abstract: A turbo charger protecting method and a turbo charger protecting circuit are provided to prevent damage to a turbo charger caused due to ASG(Automatic Stop and Go) operation. A turbo charger protecting method includes a first step(S110) of performing ASG function; a second step(S120) of detecting engine RPM of one hour before starting of the ASG function, total travel time up to the starting of the ASG function, speed of one hour before starting of the ASG function, and the slope of a vehicle; a third step(S130) of judging whether engine RPM of one hour before starting of the ASG function is higher than a predetermined RPM, whether the total travel time is two hours or longer, whether the speed of one hour before starting of the ASG function is higher than a predetermined level, and whether the slope of the vehicle is higher than a predetermined level; a fourth step of judging whether the condition of the vehicle falls within one or more conditions of the third step; a fifth step(S140) of judging whether a turbo charger is safe even when the vehicle is idle-stopped, if the condition of the vehicle does not fall within one or more conditions of the third step; and a sixth step(S150) of idle-stopping the vehicle if the turbo charger is judged as safe.
Patent KR-20070052680-A (KR)
Inventor: CERNASOV ANDREI
IPC: G02F1/1335
Filed: 2006-11-17
Abstract: 디스플레이의 컬러 깊이를 확장하는 방법은 영상 신호의 화소 구간에 대한 화소 부분 구간을 결정하는 단계와, 한 부분 구간에서 다른 부분 구간으로 디스플레이(200)의 디스플레이 패널(204)의 투과율을 변조하는 단계와, 상기 한 부분 구간에서 상기 다른 부분 구간으로 백라이트(202)의 백라이트 강도를 변조하는 단계를 포함한다. 
       
     디스플레이(display), 컬러 깊이(color depth), LCD
Patent KR-20060126883-A (KR)
Inventor: KWON WOO SANG
IPC: A47B77/00
Filed: 2006-11-17
Abstract: A sink having an supersonic wave sterilizer is provided to mount an ultrasonic wave sterilizing washer on an ordinary dishpan to let a user sterilize and wash the fruits and dishes selectively by operating switches. In a conventional sink having a dishpan(3), a pocket case, a net basket, etc., a vibration portion(12,12') wherein a generator, a circuit board and wiring(13) are connected and a supersonic wave emission portion(11,11') are mounted on an equipment cover(10) installed on the lower surface of a front dishpan(3) having a switch portion(5) in one side thereof. A sterilizing washing device is coupled with the sink to sterilize and wash the contents inside the dishpan(3) by the operation of the switches(8,9) installed on the circuit board.
Patent KR-20080046978-A (KR)
Title: Semiconductor memory device having write recovery time control circuit and method of controlling write recovery time of the same
Inventor: KIM KYOUNG HO
IPC: G11C11/4076
Filed: 2006-11-24
Abstract: A semiconductor memory device having a write recovery time control circuit and a method of controlling write recovery time of the same are provided to disable a word line after data is written in a memory cell sufficiently. A clock buffer(1400) generates an internal clock signal on the basis of an external clock signal. A command decoder(1450) generates a write command signal by decoding an external command signal. A write recovery time control circuit(1700) gates a plurality of bank precharge control signals in wave pipe line method, and generates a plurality of gated bank precharge control signals, on the basis of the internal clock signal, the write command signal, and a write recovery time control signal having plural bits.
Patent KR-20080050654-A (KR)
Title: High density flash memory device, cell string and fabricating method thereof
Inventor: LEE JONG HO
IPC: H01L21/8247
Filed: 2006-12-04
Abstract: A high-integrated flash memory cell string, a cell device, and a method for manufacturing the same are provided to reduce a junction leakage current by employing a structure in which a cell string and a control electrode are not overlapped with each other. An isolation region is formed on a semiconductor substrate(100). A tunneling dielectric(110) is formed on the resultant structure. A charge storage node(120) is formed on the resultant structure. A control dielectric(130) and a control electrode(140) are formed on the resultant structure. Source/drain regions are formed on the region except a cell device region. An interlayer dielectric is formed on the resultant structure. A contact is formed on a position requiring a contact in a device on a region except a cell device and then a metal layer is formed. After the control dielectric and the control electrode are formed, an insulating spacer is formed on a sidewall of the control electrode. Alternatively, the insulating spacer is formed on the sidewall and then source/drain regions being not overlapped with the control electrode are formed by an ion implantation.
Patent KR-20080052838-A (KR)
Title: Vibration reduction equipment for vehicle
Inventor: SUR KANG HYUG
IPC: F16F15/03
Filed: 2006-12-08
Abstract: A vibration reduction device of a vehicle is provided to prevent increase of vehicle weight by inhibiting vehicle vibration due to contact of a roof panel with a damper member by bending of a bimetal rod. A vibration reduction device of a vehicle comprises a bimetal rod(10), a damper member(20), a thermal wire(13) and an ECU(30). The bimetal rod is mounted in a front roof panel(12) of the vehicle, and bends in a roof panel direction when electricity is applied from the outside. The damper member is mounted in a tip of the bimetal rod, and contacted with a roof panel(11) at the time of bending of the bimetal rod. The thermal wire supplies heat to the bimetal rod. The ECU senses a signal from a vehicle speed sensor(31) or a RPM sensor(33), and makes the damper member to be contacted with the roof panel by applying electricity to the thermal wire and bending the bimetal rod when vehicle speed is judged to be slow.
Patent KR-20070096773-A (KR)
Title: Liquid crystal display
Inventor: CHANG SHUO FENG
IPC: G02F1/1337
Filed: 2006-12-12
Abstract: A VA LCD is provided to reduce the total area of a dark region, thereby improving the viewing angle, by decreasing the number of tilting directions of liquid crystal molecules within a unit pixel through domain regulators. A first substrate and a second substrate are treated by a vertical alignment process. A liquid crystal layer is sandwiched between the first substrate and the second substrate. The liquid crystal layer contains liquid crystal molecules, which are aligned vertically with respect to a reference surface of the first substrate when electric field is not applied. A first domain regulator(320) and a second domain regulator(330) are respectively supplied in two neighboring pixels. The first and second domain regulators give an azimuth including a plurality of different first and second directions to the liquid crystal layer, by controlling the azimuth of the liquid crystal layer such that the liquid molecules are obliquely aligned when voltage is applied.
Patent KR-20080054508-A (KR)
Title: Grip assemble type golf ball holder
Inventor: LEE KANG WOO
IPC: A63B53/00
Filed: 2006-12-13
Abstract: A grip assembly type golf ball holder is provided to make a ball easily lifted by using a holder that is installed on a grip of a putter. A grip assembly type golf ball holder is made of an elastic material. A grip coupling recess(11) is formed on one side of a body(10) to make a grip portion of a putter inserted. A golf ball coupling recess(12) in a semi-circular shape is formed on the other side of the body. Holding protrusions(11a,12a) that protrude in the directions of inner circumferences are formed on the inlet portions of the grip coupling recess and the golf ball coupling recess respectively. The grip coupling recess has an oval shape. Plural convex and concave protrusion portions(11b) are formed on the inner wall surface of the grip coupling recess.
Patent KR-20080055488-A (KR)
Title: Wireless communication terminal and method for selecting an operation mode thereof
Inventor: KWAK JAE DO
IPC: H04B1/38
Filed: 2006-12-15
Abstract: A mobile communication terminal and an operation mode selection method thereof are provided to sense locations in accordance with relative motion between more than two bodies or the motion itself, and to execute particular operation modes through the sensed information, so that selection of the operation modes can be simultaneously performed. The first and second bodies(110,120) are connected to do relative motion. A location sensing unit(130) is formed according to the first and second bodies, and senses at least more than three relative positions between the first and second bodies. An output unit(140) is mounted on at least one of the first and second bodies, and outputs operation modes corresponding to each of the sensed relative positions among plural operation modes. The first and second bodies are connected to do relative sliding motion. An input unit(160) includes an operational unit(161) and a microphone(163), and the operational unit is a keypad or a touch panel which receives a command by a pushing or touching operation.
Patent KR-20080060411-A (KR)
Title: Image sensor and fabrication method thereof
Inventor: HWANG JOON
IPC: H01L27/146
Filed: 2006-12-27
Abstract: An image sensor and a manufacturing method thereof are provided to improve sensitivity by forming a gap between adjacent lenses which configure a micro lens as zero gap. A color filter layer(30) is formed on a semiconductor substrate. A micro lens(33) is formed on the color filter layer, and in which a gap exists between adjacent lenses. A gapless forming layer(35) is formed on the micro lens, and in which the gap not exists between adjacent lenses. A flat layer is formed between the color filter layer and the micro lens. The gapless forming layer is formed by at least one out of an anti-reflective coating layer or an infrared ray shielding layer.
Patent KR-20080062092-A (KR)
Title: Hyaluronic acid derivatives for cell delivery carriers and their process for preparing the same
Inventor: CHO KWANG YONG
IPC: C08B37/08
Filed: 2006-12-29
Abstract: A method for preparing hyaluronic acid derivatives is provided to produce three-dimensionally porous hyaluronic acid derivatives having characteristics usable as a cell delivery carrier through wet spinning. A method for preparing hyaluronic acid derivatives includes a step of producing the derivatives of hyaluronic acid or salts thereof having excellent biocompatibility and biodegradability usable as a cell delivery carrier of a cell treatment agent comprising stem cells through wet spinning. The biocompatible hyaluronic acid threads by wet spinning are produced by using a proper mixture solution of dimethylsulfoxide and distilled water as a solvent of a spinning solution for the hyaluronic acid or salt thereof, and using ethanol, dimethylformamide, or a mixture solution thereof as a solidifying solvent.
Patent KR-20080062424-A (KR)
Title: Apparatus and method for bonding substrate
Inventor: LEE CHANG HOON
IPC: G02F1/13
Filed: 2006-12-29
Abstract: An apparatus and a method for bonding substrates are provided to prevent the overall face of a first substrate from being detached from a stage at a time when the first substrate is dechucked to maintain alignment state of the first substrate and a second substrate. A substrate bonding apparatus includes a stage. The surface of the stage on which a substrate is mounted has curvature. The stage includes a plate(100) having a curved surface, an electrostatic chuck which has a curved face corresponding to the plate and is attached to the plate, and a plurality(112) of holes formed in the plate.
Patent KR-20080062485-A (KR)
Title: Liquid crystal display panel
Inventor: WOO CHOEL MIN
IPC: G02F1/1335
Filed: 2006-12-29
Abstract: An LCD(Liquid Crystal Display) panel is provided to form a polarizer such that the polarizer has two absorbing axes in consideration of the actual direction of the axis of light which transmits liquid crystal in advance to prevent light leakage. An LCD panel includes at least one alignment film(134,136), a liquid crystal layer(135), and a polarizer(131,139). The alignment film has a rubbing axis tilted from a first axis originally designed. The liquid crystal layer has liquid crystal molecules arranged in parallel with the rubbing axis of the alignment film. The polarizer has two absorbing axes including a second axis tilted by an angle in a positive direction from the first axis and a third axis tilted by the angle in a negative direction from the first axis and absorbs light which transmits the liquid crystal layer.
Patent KR-20060040662-A (KR)
Title: Powdery compositions and skin preparation containing the same for external use
Inventor: KONNO YOSHIKAZU
IPC: A61K45/06
Filed: 2004-07-09
Abstract: A powdery composition which comprises at least (a) a phospholipid and (b) an alkaline earth metal salt of ascorbic acid; a powdery composition which comprises the ingredients (a) and (b) and an ascorbic acid derivative other than the ingredient (b); a powdery composition which comprises the ingredients (a) and (b) and (d) a sterol and is in the form of a liposome; and a skin preparation for external use, e.g., a cosmetic preparation, which contains any of these powdery compositions. The powdery compositions and the skin preparation for external use, e.g., a cosmetic preparation, undergo no change in odor or color with time and have excellent storage stability, although they contain ascorbic acid. They have satisfactory dispersibility in water when used. The powdery compositions can produce those excellent effects even when prepared as a powdery liposome composition.