baber/WOPTO huggingface dataset:
Patent KR-20010035387-A (KR)
Title: Method for baduk game and standard move game in baduk by e-mail
Inventor: LEE BYEONG CHEOL
IPC: G06Q50/32
Filed: 2001-02-08
Abstract: PURPOSE: A paduk game for playing and a method for giving example using e-mail are provided to easily play and study a game of paduk by receiving contents of the game of paduk on an e-mail screen without connecting to a web page and installing an exclusive program, and by playing the game of paduk with a computer on the e-mail screen. CONSTITUTION: A member database(211) registers member information, payment information and paduk grade information of an internet user(250). A contents database(212) stores information on a standard move and life or death provided from a paduk contents provider(240). An e-mail server generates and transmits an e-mail(230) to which paduk contents are attached by grades. A game of paduk server(214) searches information on a commentary and a next landing point according to landing point information of the internet user(250) in a contents database(212), and sends the information through the e-mail(230).
Patent KR-20020069822-A (KR)
Title: Apparatus for measuring MSE in VSB receiver
Inventor: KIM U CHAN
IPC: H04N7/015
Filed: 2001-02-28
Abstract: PURPOSE: A device for measuring MSE(Mean Square Error) of a VSB(Vestigial Side Band) receiving system is provided to measure the MSE for a received VSB data in a field synchronization section and a segment synchronization section while for received data exceeding a positive largest level and a negative smallest level in a data section, thereby obtaining a reliable MSE in a short time. CONSTITUTION: A device for measuring MSE of a VSB receiving system includes an absolute value operation part(304) for obtaining an absolute value from a received data, a data selecting part(306) for activating a data selection OK signal according to the existence of a segment/field synchronization signal and the size of the received data of which the absolute value is obtained, an error generating part(309) for obtaining an error from the segment/field synchronization signal and the absolute value of the received data, a square part for obtaining a square of the error obtained in the error generating part, a shift register(311) for shifting or holding the square error input according to a control signal, and a shift control part(308) for controlling the data shift of the shift register according to the data selection OK signal output from the data selecting part.
Patent KR-20020071221-A (KR)
Title: Enhancement apparatus for image quality of video system
Inventor: NOH YUN HO
IPC: H04N5/21
Filed: 2001-03-05
Abstract: PURPOSE: An apparatus for improving picture quality of an image display device is provided to adaptively apply a low-frequency attenuation factor and a high-frequency amplification factor according to a noise level of an input image to improve contrast. CONSTITUTION: An apparatus for improving picture quality of an image display device includes a boundary detector(11) for obtaining a spatial gradient of an input video signal, an emphasis factor generator(12) for generating a low-frequency attenuation factor and a high-frequency amplification factor according to the spatial gradient, a boundary improving unit(14) for generating a signal having improved contrast of boundary and texture with respect to the input video signal, a video signal energy calculator(15) for calculating the energy value of the input video signal, and a noise signal energy calculator(16) for calculating the energy value of a noise signal included in the input video signal. The apparatus further includes an energy level comparator(17) for comparing the energy value of the video signal with the energy value of the noise signal, and a homomorphic filter for reading the low-frequency attenuation factor and the high-frequency amplification factor from ROM generator according to the compared result to multiply a low-frequency signal and a high-frequency signal by the factors or setting the two factors to the fixed values to prevent a noise component of an image from being emphasized.
Patent KR-20010087337-A (KR)
Title: Liquid crystal display
Inventor: JIDA HIDEO
IPC: G02F1/139
Filed: 2001-03-05
Abstract: PURPOSE: To provide a liquid crystal display device, preventing transmittance from lowering and having improved response characteristics, with respect to an MVA(multi-domain vertical alignment) mode liquid crystal display device having plural divided alignments having liquid crystal molecules with negative dielectric anisotropy in varied alignment states. CONSTITUTION: In the liquid crystal display device, provided with electrodes respectively formed on the mutually confronting sides of two substrates placed opposite to each other with a prescribed gap, vertical alignment layers 2, 4 formed on the electrodes and the liquid crystal molecules 6, having negative dielectric anisotropy enclosed between the two substrates, the liquid crystal display device has singular point control parts 10a-10d and 8, which control singular points (+1 or -1) of the director field of the liquid crystal molecules 6, so as to be formed at prescribed positions, when voltage is applied between the electrodes and is constructed to control the liquid crystal molecules 6 in aligning based on the formed singular points.
Patent KR-20020003077-A (KR)
Inventor: ENDOH GOU
IPC: H03H9/00
Filed: 2001-03-13
Abstract: PURPOSE: A SAW(Surface Acoustic Wave) device is provided to achieve an impedance conversion function and to decrease the size of the surface acoustic wave device. CONSTITUTION: The surface acoustic wave device comprises an input interdigital transducer(100) and an output interdigital transducer(200), disposed on a surface acoustic wave propagation path of a piezoelectric substrate. The output interdigital transducer(200) has two divided interdigital transducers(201,202) composed of electrode fingers having half the aperture length of electrode fingers in the input interdigital transducer(100). The two divided interdigital transducers(201,202) are serially-coupled and mutually-offset by half a SAW wavelength, such that terminals led from them carry signals 180 degree out of phase.
Patent KR-20020073641-A (KR)
Inventor: JUNG JIN HUI
IPC: H01L29/788
Filed: 2001-03-15
Abstract: PURPOSE: A structure of flash memory devices is provided to prevent a short between unit cells by preventing a poly bridge and a poly ribbon due to moat. CONSTITUTION: Memory cell array comprises a plurality of bit lines(52) and a plurality of word lines(53) arranged vertically to the bit lines. A first active region(42a) is formed at bottom of the bit lines(52) and parallel with the bit lines(52). A unit cell(B) is formed at the first active region(42a) of portions to cross the bit lines(52) and the word lines(53), and includes a gate stacked a floating gate(44) and a control gate. Adjacent two unit cells(B) are connected to the bit lines(52) via a bit line contact(50), and drain regions of the unit cells are isolated via an STI(Shallow Trench Isolation) field oxide(51a).
Patent KR-20010078480-A (KR)
Inventor: CHOI BYEONG CHEOL
IPC: A41G1/00
Filed: 2001-03-15
Abstract: PURPOSE: An artificial flower coated with a photocatalyst is provided, which is used for cleaning and sterilizing the air and besides decorating the interior. CONSTITUTION: The artificial flower is such that its surface(20) is coated with a titanium oxide and it comprises a transparent photocatalytic layer(10) on the surface. The titanium oxide layer(10) is formed by spraying, dipping or dip-coating of a photocatalysis sol comprising titanium oxide. The titanium oxide layer(10) is dried by hot-air drying or natural drying.
Patent KR-20020070033-A (KR)
Title: Frit applying method and apparatus of the same
Inventor: FURUI KOICHI
IPC: B05C1/02
Filed: 2001-03-28
Abstract: PURPOSE: To surely and uniformly apply a prescribed quantity of frit on a material to be coated in a frit applying method. CONSTITUTION: The frit 22 is applied on a prescribed part of the material 4 to be coated through a roller type coating means 24. The roller type coating means 24 has a rugged surface 25.
Patent KR-20010098666-A (KR)
Title: 다기능 베드
IPC: A61G5/12
Filed: 2001-04-17
Abstract: 휠체어로의 형태변경 가능한 가변베드를 「コ」자형의 고정베드에 끼워맞춘 상태에서의 다기능 베드에 있어서, 이 가변베드의 등받이부를 쓰러뜨리거나 혹은 일으키거나 할 때에 가변베드가 불안정한 자세로 되어서, 형태의 이행이 원활하게 수행되지 못하게 되는 경우가 있었다. 
     휠체어로의 형태변경을 가능하게 하는 가변베드(3)와, 이 가변베드(3)를 착탈가능하게 끼워맞출 수 있도록 한 고정베드(2)로 구성되는 다기능 베드에 있어서, 이 고정베드(2)와 이 가변베드(3)의 사이로 고정베드(2)에 대한 가변베드(3)의 상하 위치를 유지하는 유지부재를 설치하고, 이 유지부재는 대략 「コ」자형으로 형성되는 고정베드(2)의 노치오목부(20a)에 있어서의 좌우 내측면으로 각각 배치한 상하 한 쌍의 가이드레일(141ㆍ143)과 가변베드(3)의 착석부(34) 양 측쪽에 설치된 가이드롤러(131ㆍ133)로 구성되었다.
Patent KR-20010069634-A (KR)
Title: Non-Contact Type Power Transmission Apparatus Using Magnets for Roller Conveyer
Inventor: BAE JAE HEUNG
IPC: B65G23/00
Filed: 2001-04-24
Abstract: PURPOSE: A non-contact type power transmitting apparatus in a roller conveyor using a magnet is provided to remove dusts and discharge water including dusts. CONSTITUTION: In a power transmitting apparatus of a roller conveyor transmitting power by two driving shafts(2,3) forming a right angle in perpendicular direction, the power transmitting apparatus includes cylindrical magnets(11,12) fixed at the part where two shafts are engaged with each other to maintain regular gap, so that power is transmitted to a space between two shafts in state that the cylindrical magnets are not contacted with each other, wherein S pole and N pole are alternately formed and inclined at 30 to 60 degree of an angle in axial direction.
Patent KR-20020083737-A (KR)
Inventor: SONG YEONG RAN
IPC: G02B27/00
Filed: 2001-04-30
Abstract: PURPOSE: A wearable display system is provided to display an image at a position near to a user' eyes by using a magnifying optical device such as a pair of spectacles or a goggle. CONSTITUTION: A wearable display system having a display panel(500) includes a diffraction grating(510), a waveguide(520), and a magnifying lens(530). The diffraction grating(510) is used for diffracting an output signal of the display panel(500) to a predetermined angle in the waveguide(520). The waveguide(520) is formed with the first substrate(522) and the second substrate(524). The magnifying lens(530) is used for amplifying a signal of the waveguide(520). The focal distance of the magnifying lens(530) is longer than the total distance of the magnifying lens(530) via the waveguide(520) from the diffraction grating(510).
Patent KR-20010106204-A (KR)
IPC: H01R13/03
Filed: 2001-05-02
Abstract: Electrically conducting metal strip comprises a base material made from copper or a copper alloy with a coating made from a tin-silver alloy. An intermetallic phase is formed between the base material and the coating. The coating contains 1-3.8 weight % silver. Preferred Features: The base material consists of a copper alloy containing the following additions (in weight %): 1.0-4.0 nickel, 0.08-1.0 silicon, up to 1.0 tin, and up to 2.0 zinc. The base material further contains up to 0.1 weight % magnesium, up to 0.05 weight % phosphorus and/or up to 0.1 weight % iron. The coating further contains 0.1-5 weight % indium.
Patent KR-20020085664-A (KR)
Title: 3 Dimensional Sensor by Computer Control
Inventor: AHN HEUI TAY
IPC: G01B7/28
Filed: 2001-05-09
Abstract: PURPOSE: A computer controlled three-dimensional contact sensor is provided to reduce cost and allow the contact sensor to be easily manufactured. CONSTITUTION: A three-dimensional measurement device comprises a three-dimensional probe including a probe body disposed at the place where three cylinders meet; a contact portion extended from the probe body; a sensor disposed on the probe body, and which senses movement of the probe body; a sensor driver unit; and a small computer for sensing the value obtained from the sensor. The computer receives a signal for instructing operation, and outputs two signals in accordance with the change of the signal for instructing operation and value obtained from the sensor. One of two signals is used for storage of value of the counter, and the other of two signals is used for stopping movement of the operation unit.
Patent KR-20020089889-A (KR)
Title: Tire tread composition
Inventor: LIM YUNG
IPC: B60C1/00
Filed: 2001-05-25
Abstract: PURPOSE: Provided is a rubber composition for a tire tread, which has improved chip cut ability, abradability, processability, dispersibility, rotation-resistance, and brake ability on a wet road. CONSTITUTION: The rubber composition comprises: 100pts.wt. of a raw rubber containing 30-100pts.wt. of styrene-butadiene rubber having a glass transition temperature of -50 to -10deg.C; 10-120pts.wt. of silica having a CTAB value of less than 400m¬2/g, a BET value of less than 400m¬2/g, and a DOP value of less than 400ml/100g; 5-20pts.wt. of a starch/plasticizer complex, wherein the starch is selected from yeast peel obtained in the process of sugar beets, the sugar beets dried, ground, and powdered, wooden powder, and cellulose powder and the plasticizer is a polymer selected from a copolymer comprising a monomer selected from polyvinyl alcohol, vinyl alcohol, vinyl acetate, acrylic acid, and methacrylic acid and an olefin monomer, an aliphatic polyester, and an aliphatic polyamide; 2-8pts.wt. of a trialkylamine compound or a trialkylphosphate compound as a basic compound.
Patent KR-20020091656-A (KR)
Title: Internal voltage generator and internal voltage generating method of semiconductor memory device
Inventor: MUN BYEONG SIK
IPC: G11C5/14
Filed: 2001-05-31
Abstract: PURPOSE: An internal voltage generator of a semiconductor memory device and a method thereof are provided which can supply a constant amount of charges without regard to a variation of an external voltage and can generate a stable internal voltage. CONSTITUTION: According to the internal voltage generator of a semiconductor memory device generating an internal voltage having a lower level than an external voltage applied from the external, a PMOS driving transistor(P21) receives the external voltage through its source and receives a driving signal through its gate and then outputs the internal voltage through its drain. A driving signal generation circuit(21) generates the driving signal in response to a control signal. The driving signal generation circuit maintains a constant voltage between the gate and the source of the PMOS driving transistor substantially without regard to the variation of the external voltage.
Patent KR-20010084959-A (KR)
Title: System designed for point to point one side rent a car between two remote places and for managing & maintenance of all automobiles including one side rent & return a car
Inventor: LEE CHANG HO
Filed: 2001-06-12
Abstract: PURPOSE: A system for managing all vehicles, including vehicles transferred after executing one-way replacing/returning services all over the country, using networks is provided to offer a system having a nationwide network to connect users, who use one-way rental cars, and car-rental agents scattered throughout the country and a web site to connect it with the users. CONSTITUTION: An Internet service provider operates a web site, a national network and a database system. The web site having a domain of TransKor.com consists of two fields, a portion to supply general information for cars and travels and a portion to provide data for a nationwide branch network and the holding vehicle models, location and contact address of each branch office. The national network connects branch offices and associated enterprisers. The database system stores basic information for branch offices, associated enterprisers and users and business performance histories.
Patent KR-20020094799-A (KR)
Title: Method of connecting internet protocol private branch exchange and operation and maintenance subsystem by single line telephone
Inventor: KO SEONG GYUN
IPC: H04M7/00
Filed: 2001-06-13
Abstract: PURPOSE: A method for connecting an IP(Internet Protocol) PBX(Private Branch eXchange) to an OMS(Operation and Maintenance Sub-system) using an SLT(Single Line Telephone) line is provided to connect to the IP PBX and manage the IP PBX using the web-based OMS. CONSTITUTION: In case that an OMS PC attempts the connection of an IP PBX through a PSTN(Public Switched Telephone Network), the OMS PC attempts a telephone connection to a specific number for operation and maintenance previously defined in an SLT subscriber board of the IP PBX through an internally installed modem, and connects to an office line board of the IP PBX(S101). The connected office line board calls the specific number in the SLT subscriber board(S102), connects to a modem connected to an SLT port of the specific number, and connects to a main control unit connected to the modem(S103). The main control unit activates an internal PPP(Point-to-Point Protocol), and performs matching and user authentication procedures for Internet environment(S104). If the user authentication procedure is completed, the main control unit controls the IP PBX through the OMS PC(S105).
Patent KR-20020095569-A (KR)
Title: Balance amplifying apparatus varying the phase of mobile communication system
Inventor: KIM IN GWANG
IPC: H04B1/18
Filed: 2001-06-14
Abstract: PURPOSE: A balance amplifying device capable of varying a phase of a mobile communication system is provided to apply a phase arrangement antenna to a base station antenna to electrically change a phase of a signal applied to each arranged element, and to replace an amplifier and a phase shifter by applying a direction of a main beam to each antenna element, thereby reducing a cost and size of the phase shifter. CONSTITUTION: The first hybrid coupler(100) changes phases of inputted signals to distribute or combine the signals. The first amplifier(200) amplifies a signal outputted from one end of the first hybrid coupler(100). The second amplifier(300) amplifies a signal outputted from the other end of the first hybrid coupler(100). A 90-degree phase shifter(400) shifts a signal outputted from the second amplifier(300) at 90 degrees. The second hybrid coupler(500) changes a phase of the signal outputted from the first amplifier(200) and a phase of the signal outputted from the 90-degree phase shifter(400), and distributes or combines the signals. A 180-degree phase shifter(600) shifts a phase of a signal outputted from one end of the second hybrid coupler(500) at 180 degrees. The third amplifier(700) amplifies the signal outputted from the 180-degree phase shifter(600). The fourth amplifier(800) amplifies a signal outputted from the other end of the second hybrid coupler(500). A synthesizer(900) synthesizes signals outputted from the third amplifier(700) and the fourth amplifier(800), and outputs the synthesized signals.
Patent KR-20030002517-A (KR)
Title: Method for cleaning
Inventor: OH GI JUN
IPC: H01L21/304
Filed: 2001-06-29
Abstract: PURPOSE: A cleaning method is provided to reduce cost by using a chemical solution composed of acetic acid, ammonium hydroxide, hydrogen fluoride and deionized water, and to improve stability by performing a cleaning process at a room temperature. CONSTITUTION: Etch residue is generated when a metal layer is selectively etched. A cleaning process using the chemical solution composed of acetic acid, ammonium hydroxide, hydrogen fluoride and deionized water is performed for 4-6 minutes at a room temperature to eliminate the etch residue. The acetic acid and the ammonium hydroxide maintain a ratio of 1:1. The hydrogen fluoride of 0.005-0.01 and the deionized water of 8 are added to the chemical solution.
Patent KR-20030004746-A (KR)
Title: Apparatus for pick-up change of disk player
Inventor: JUNG SU HWAN
IPC: G11B7/10
Filed: 2001-07-06
Abstract: PURPOSE: A device for replacing a pickup of a disk player is provided to reduce the size of the pickup and obtain high bandwidth by separately installing an optical module from a pickup transferring plate. CONSTITUTION: A device for replacing a pickup of a disk player includes a pickup supporting plate(102) installed at a bottom plate of the disk player, two guide axes(104) installed to be at right angle to an axis of rotation of a disk drive, a pickup transferring plate(109) sliably installed on the guide axes, a transferring element(103) rectlinearly moving the pickup transferring element, a pickup module mounted on the pickup transferring plate and having an objective lens, and an optical module(115) mounted at one side of the pickup supporting plate, wherein the pickup module includes at least two or more objective lenses at the outer side, and switches the objective lenses so that the appropriate objective lens comes to a reading and writing position of a disk(101) by an axis of rotation(114) and a switch driving element(110) formed on the pickup transferring plate.
Patent KR-20030005719-A (KR)
Title: A cosmetic composition containing an extract of viscum album
Inventor: CHO YEONG HO
IPC: A61K8/97
Filed: 2001-07-10
Abstract: PURPOSE: A cosmetic composition containing a Viscum album var. extract exhibiting a cell membrane binding inhibiting effect of MSH for protecting melanin formation, human tyrosinase activity inhibiting effect, tyrosinase-synthesis inhibiting effect, melanin-production inhibiting effect and cell death inhibiting effect, and inflammation-inducing enzyme activity inhibiting effect is provided which is used as a cosmetic having a skin whitening effect and skin irritation reducing effect. CONSTITUTION: Viscum album var. coloratum(KOM.) OHWI. is extracted in one or more solvents selected from purified water, lower alcohol, glycerin, ethyl acetate, butylene glycol, propylene glycol, dichloro methane and hexane. The extract is filtrated then concentrated or freeze-dried. A skin whitening cosmetic contains 0.01 to 30% by weight of the Viscum album var. extract, based on the total weight of the composition.
Patent KR-20030006867-A (KR)
Title: Preparation method of fine powders for using as exhausted gas sensors by aqueous solution method
Inventor: KIM JONG KWON
IPC: B22F9/16
Filed: 2001-07-16
Abstract: PURPOSE: A preparation method of fine powder for exhaust gas sensors by aqueous solution method is provided to prepare fine powder of barium tartrate having a particle size of 0.2 micrometers by heat treating the precipitates thereof after forming precipitates of barium-tin-oxalic acid by adding oxalic acid to a mixed solution of barium and tin. CONSTITUTION: The preparation method of barium tartrate comprises coprecipitation process of oxalic acid in which an aqueous oxalic acid solution is added to a mixed aqueous solution of barium and tin of chlorides or nitrogen oxides, wherein a precipitate of barium-tin-oxalic acid is produced by adding an aqueous oxalic acid solution to a mixed aqueous solution in which barium is mixed with tin in a mixing ratio of 1:1 to prepare fine powder of barium tartrate, and fine powder of barium tartrate which has a particle size of 0.2 micrometers and can be used for exhaust gas sensors is prepared by calcining the precipitate of barium-tin-oxalic acid at 100 deg.C. The preparation method of fine powder of barium tartrate having a particle size of 0.2 micrometer used for exhaust gas sensors by using tin-oxalic acid complex comprises the steps of producing tin-oxalic acid complex by mixing an aqueous oxalic acid solution with an aqueous tin solution; adding ammonia to the tin-oxalic acid complex so that pH of the tin-oxalic acid complex is adjusted to 3 to 5; producing a precipitate of barium-tin-oxalic acid by adding an aqueous barium solution to an aqueous solution of the tin-oxalic acid complex; and calcining the precipitate of barium-tin-oxalic acid at 900 deg.C.