baber/WOPTO huggingface dataset:
Patent KR-20030028068-A (KR)
Title: A method for manufacturing nikel electrodeposited seel sheet for good shieding ultra low frequency electromagnatic wave
Inventor: KIM CHAN UK
IPC: C25D5/50
Filed: 2001-09-27
Abstract: PURPOSE: A method for manufacturing an ultra low frequency shielding steel sheet having superior electromagnetic wave shielding property particularly in the ultra low frequency range of 1 to 1000 Hz by performing heat treatment on the nickel plated ultra low carbon steel after nickel plating an ultra low carbon steel sheet is provided. CONSTITUTION: The method for manufacturing an ultra low frequency shielding steel sheet comprises plating step of electroplating or electroless plating nickel (Ni) on both sides of an ultra low carbon steel sheet so that a plating layer is formed on each side of the ultra low carbon steel sheet in the thickness range of 0.5 to 100 μm; and heat treatment step of performing heat treatment by maintaining the steel sheet obtained from the plating step in a vacuum or inert gas atmospheric furnace at a temperature of 730 to 1200 deg.C for 30 minutes to 48 hours, wherein the ultra low carbon steel sheet comprises 0.0025 wt.% or less of carbon and 2 wt.% or less of total elements of impurities, and wherein the heat treatment in the heat treatment step is performed at high temperature for a short period of time while it is performed at low temperature for a long period time.
Patent KR-20030032307-A (KR)
Title: a compensator for a exhaust gas mesurement device and method thereof
Inventor: JANG GYEONG RYONG
IPC: G01N21/00
Filed: 2001-10-17
Abstract: PURPOSE: An apparatus and a method for controlling an exhaust gas flowmeter are provided to uniformly maintain the performance of the exhaust gas flowmeter by transmitting a control signal to the gas flowmeter in order to compensate for the performance of a detecting device. CONSTITUTION: An exhaust gas flowmeter controlling apparatus includes a light source(10) for generating light. A jig(20) is provided to allow standard gas to be injected into/discharged from a proceeding route of light in such a manner that some of wavelength of light is absorbed by standard gas. The wavelength of light absorbed by standard gas is detected by a detecting section(30). A control section(40) is provided to determine the performance of the detecting section(30) by using a detecting signal inputted from the detecting section(30). The control section(40) sends a control signal to a standard gas flowmeter(50) so as to compensate for the performance of the detecting section(30).
Patent KR-20030033240-A (KR)
Title: Plasma Display Panel and Method of Fabricating a pair of Sustain Electrodes Thereof
Inventor: LIM JONG RAE
IPC: H01J11/38
Filed: 2001-10-19
Abstract: PURPOSE: A plasma display panel and a method for manufacturing a pair of sustaining electrodes are provided to reduce manufacturing procedures and achieve improved efficiency of discharge. CONSTITUTION: A plasma display panel comprises a pair of sustaining electrodes(42Y,42Z), an upper dielectric layer(44), a protective film(46), an address electrode(42X), and a barrier rib(54). The pair of sustaining electrodes(42Y,42Z) are formed on an upper substrate(40), and have relatively narrow widths and high heights. The upper dielectric layer(44) covers the pair of sustaining electrodes. The protective film(46) is formed on the upper dielectric layer. The address electrode(42X) is formed on a lower substrate(48) in the direction crossing the pair of sustaining electrodes. The barrier rib(54) is formed on the lower substrate in the direction parallel to the address electrode.
Patent KR-20010106353-A (KR)
Inventor: JEON YOUNG YUNG
IPC: C09D11/03
Filed: 2001-10-27
Abstract: The invention concerns a gastric-retained pharmaceutical composition, characterised in that it comprises: (a) an active principle consisting in a benzamide or a benzamide salt; (b) a system for generating carbon dioxide; and (c) means for partially retaining the carbon dioxide generated by the carbon dioxide generating means.
Patent KR-20030037346-A (KR)
Title: CMOS of semiconductor device and method for manufacturing the same
Inventor: CHO HEUNG JAE
IPC: H01L27/092
Filed: 2001-11-01
Abstract: PURPOSE: A CMOS(Complementary Metal Oxide Semiconductor) structure of a semiconductor device and a manufacturing method thereof are provided to prevent the depletion effect of an electrode and the penetration of boron by forming a multilayer electrode without using a doping process. CONSTITUTION: A CMOS structure of a semiconductor device is provided with the first gate electrodes(69a) formed at the first P-well region(A) of a cell portion and an N-well region(B) of a peripheral portion, and the second gate electrode(69b) formed at the second P-well region(C) of the peripheral portion. The first gate electrode(69a) is formed by sequentially depositing the first metal layer(61), a polycrystalline silicon layer, and the second metal layer. The second gate electrode(69b) is formed by sequentially depositing the polycrystalline silicon layer and the second metal layer.
Patent KR-20030037682-A (KR)
Title: The creation method of house code in home network
Inventor: KIM SEUNG CHEON
IPC: H04L12/28
Filed: 2001-11-07
Abstract: PURPOSE: A method of generating HCs(House Codes) in a home network is provided to divide areas, and to give local division codes that are not the same as neighboring division areas to the divided areas, then to give household division codes to households within the divided areas, thereby reducing the size of the HCs. CONSTITUTION: An authentication server divides areas to give HCs(400), and sets basic areas(402). The authentication server gives predetermined local area division codes to the basic areas(404). The authentication server determines sequences of the divided areas to give the local division codes based on the basic areas(406). The authentication server selects one division area to give the local division codes according to the determined sequences(408), and performs an exclusive OR process for all the local division codes given to neighboring division areas based on the selected division area(410). The authentication server decides whether an exclusive OP value is the same as the local division codes given to the neighboring division areas(412). If not, the authentication server gives the exclusive OR value to the local division codes(414). The authentication server decides whether the giving of the local division codes is completed for all the division areas(416). If so, the authentication server gives the rest 13-bit household division codes to households within each division area(420).
Patent KR-20030038126-A (KR)
Title: Fabrication Method for Nitride Semiconductor Laser Diode
Inventor: KIM CHEOL HOE
IPC: H01S5/30
Filed: 2001-11-08
Abstract: PURPOSE: A method for fabricating a nitride semiconductor laser diode is provided to enhance electric characteristics by reducing a composition ratio of Al, step by step. CONSTITUTION: An n-type InGaN layer(2) is formed on an n-type GaN layer(1). An n-type cladding layer(3) is formed on the n-type InGaN layer(2). An n-type waveguide layer(4) is formed on the n-type cladding layer(3). An active layer(5) is formed on the n-type waveguide layer(4). An EBL(Electron Blocking Layer)(6) is formed on the active layer(5). A p-type waveguide layer(7) is formed on the EBL(6). A p-type cladding layer(8) is formed on the p-type waveguide layer(7). A p-type cap layer(9) is formed on the p-type cladding layer(8). A p-electrode(10) is formed on the p-type cap layer(9). An n-electrode(11) is formed on a bottom face of the n-type GaN layer(1).
Patent KR-20010112169-A (KR)
Title: 자동차용 엔진 밸브의 밸브 태핏 제조 방법
IPC: B21D53/84
Filed: 2001-11-13
Abstract: 본 발명은 자동차용 엔진 밸브의 밸브 태핏을 보다 저렴하며 용이하게 제조하기 위한 방법에 관한 것으로, 본 발명에 따른 밸브 태핏 제조 방법은 롤 형태로 감겨진 원자재를 연질화시키도록 풀림 처리를 수행하는 단계; 롤 형태로 감겨져 있는 원자재를 풀어 일정한 형상으로 블랭킹한 뒤, 드로잉하여 컵 형상의 밸브 태핏 부재로 성형하는 단계; 컵 형상의 밸브 태핏 부재의 하부면을 부분적으로 가압하여 밸브 태핏 부재의 접촉 돌기부를 형성하는 단계; 접촉 돌기부가 형성된 밸브 태핏 부재를 소정의 변위량 만큼 반복적으로 가압하여 최종 형태의 밸브 태핏 부재로 성형하는 스탬핑 단계; 최종 형태의 밸브 태핏 부재에 내마모성 및 인성을 부여하기 위한 열처리 단계; 열처리된 최종 형태의 밸브 태핏 부재를 연마하는 단계; 및 밸브 태핏 부재를 검사하여 출시하는 단계로 이루어진다.
Patent KR-20020040561-A (KR)
Title: D/a converter circuit and semiconductor device
Inventor: AZAMI MUNEHIRO
IPC: H03M1/68
Filed: 2001-11-19
Abstract: PURPOSE: A D/A converter circuit and semiconductor device is provided to efficiently improve properties in a limited surface area, even if the number of digital signal bits is increased at high speed operation. CONSTITUTION: The DAC converts an n-bit digital signal into an analog signal by converting the lower m bits of the digital signal in a lower bit correspondence resistance divided DAC(R-DAC)(101) into an analog signal corresponding to the lower bits. Further, the output wiring(102) is connected to a reset electric power source through a reset switch(SWR). The electric potential(VR) of the reset electric power source and the electric potential(VA) of the electric power source A may be the same, and they also may be different. Further, the electric potential(VR) of the reset electric power source and the electric potential(VB) of the electric power source(B) may be the same, and they also may be different. The reset switch(SWR) controls switching in accordance with a reset signal(Res).
Patent KR-20030041453-A (KR)
Title: Method and device for generating electricity using hydraulic lift power turbine
Inventor: CHO CHANG HWAN
IPC: F01K25/00
Filed: 2001-11-20
Abstract: PURPOSE: An apparatus for generating electricity using a hydraulic lift power turbine and a control method of the same are provided to build an environment-friendly power plant. CONSTITUTION: An apparatus includes a lift power part(4) having a horizontal support installed to penetrate a middle part of a vertical pole part and having both ends fixed by a hinge axis to rotate up and down, and a plurality of hydraulic cylinder parts placed around the vertical pole part and having outer diameters and lengths different to each other to have same capacity; a starting driving part comprising a first and a second motors wired to pull wires connected to both ends of the horizontal support by rotating in normal direction and reverse direction; a hydraulic turbine(8) generating power through a crankshaft(114) connected with an A, a B, a C and a D cylinder plungers(78,88,80,90) moved back and forth by hydraulic pressure supplied by a surge tank(72) storing hydraulic pressure generated by a first, a second, a third and a fourth hydraulic cylinder parts of the lift power part moved up and down by the first and the second motors; a hydraulic pump(10) pumping oil discharged from the A, B, C and D cylinder plungers and stored in an oil tank(82); a generator(12) connected to be driven by power of the hydraulic turbine so as to generate electricity; and a controller(14) electrically connected to control the first and the second motors, the oil pump, a first and a second two-way valves(74,76) and a first, a second, a third and a fourth direction switching valves(84,86,92,94).
Patent KR-20030041508-A (KR)
Title: Centering device of tap hole opening tapping bar
Inventor: BYUN DONG SUL
IPC: C21B7/12
Filed: 2001-11-20
Abstract: PURPOSE: A bit centering device of tap hole opening tapping bar is provided to improve efficiency of drilling and prevent safety accident of operator by having nailing pin stuck in the central part of tap hole promptly and accurately so that the nailing pin is positioned at the center of the tap hole accurately and firmly during tap hole opening. CONSTITUTION: The bit centering device of tap hole opening tapping bar is characterized in that a nailing pin(7) is formed in such a way that the nailing pin(7) is projected through a blower injection port formed on a three-face bit(3) of the tapping bar(31) for opening blast furnace tap hole(101), the front end part of the nailing pin(7) is formed in a cone shape, the rear end part except the front end part of the nailing pin(7) is formed in a circular rod shape, the nailing pin(7) is locked and compressed by inner and outer fasteners and outer fastening hard metal springs installed inside the bit(3) so that the nailing pin(7) is not separated from the blower injection port, and the nailing pin(7) is mounted in such a way that the nailing pin(7) is fired by high pressure air or nitrogen gas through a firing channel(34) penetrating the tapping bar(31) in a length direction of the tapping bar(31) during opening operation of the tap hole(101).
Patent KR-20030042699-A (KR)
Title: Assembling structure of construction for steel-frame building
Inventor: LEE YEON JOO
IPC: E04B1/24
Filed: 2001-11-23
Abstract: PURPOSE: A steel structure assembly structure is provided to assemble a steel structure easily and to improve space utilization. CONSTITUTION: The steel structure assembly structure comprises many joint holes(1) bored on the whole or a portion of many H-beams(50,50') arranged perpendicularly, a connection panel(3) folded to make both ends adhere closely to both beams(50,50') and provided with many fixing holes(2) to have the same interval as the joint holes(1) to connect a vertical H-beam(50) and a horizontal H-beam(50'), and a bolt(4) and a nut(5) interposed in a fixing hole(2) of the connection panel(3) and a joint hole(1) of the H-beams(50,50').
Patent KR-20030046082-A (KR)
Inventor: YAJIMA KENJI
IPC: B22D11/04
Filed: 2001-12-05
Abstract: PURPOSE: A method and an apparatus for manufacturing a copper or copper alloy ingot having a purity of 99.9999 wt.% or more with no shrinkage cavity are provided. CONSTITUTION: In a copper or copper alloy ingot manufacturing apparatus comprising a cooling support(4), a mold(1) installed on the cooling support, and a heating furnace(2) for heating the circumference of the mold, the apparatus is characterized in that the heating furnace is controlled to obtain such a temperature gradient that temperature is increased from the bottom part of the mold to the upper side of the mold. The method comprises the steps of heating the mold of heating furnace so that the heating furnace obtains such a temperature gradient that temperature is increased from the bottom part of side wall of the mold to the upper side of the mold; and injecting a copper or copper alloy melt into a mold on the bottom part of which a cooling support is installed.
Patent KR-20030046202-A (KR)
Title: a device for preventing of oscillating of a start-up circuit
Inventor: KIM SEO HYEONG
IPC: H02M3/00
Filed: 2001-12-05
Abstract: PURPOSE: An oscillation prevention apparatus is provided to prevent oscillation in case of current feedback by adding a narrow band transistor to the start-up circuit and lowering gain of the circuit. CONSTITUTION: An oscillation prevention apparatus comprises a resistor(R18) and a transistor(Q24) connected in serial between a power and an earth; a transistor(Q23) having a base connected to the base of the transistor(Q24); transistors(Q20-1,Q20-2,Q21) connected in parallel to the collector of the transistor(Q23); resistors(R39,R40) connected to emitters of the transistors(Q20-2,Q21); a transistor(Q21-1) having a base connected to the collector of the transistor(Q21) and a collector connected to the collector of the transistor(Q23); a resistor(R20) connected in common between the earth and emitter connecting terminals of the transistors(Q23,Q21-1); and a narrow band transistor having a base connected to the base of the transistor(Q21-1) and a collector connected to the collector connecting terminals of the transistors(Q23,Q21-1).
Patent KR-20010113618-A (KR)
Title: 성에를 이용한 디스플레이 장치
Inventor: HA JONG PIL
IPC: B44C3/00
Filed: 2001-12-07
Abstract: 본 발명은 열을 전도할 수 있는 유리에 성에를 성장시켜 이를 장식용으로 사용하는 방법에 관한 것으로, 더욱 상세하게는 유리에 내부와 외부의 온도 차이를 이용하여 수분을 표면에 응축 응결시켜 이때 발생하는 성에의 무늬를 장식용으로 활용하는 방법에 관한 것이다. 
     이를 위하여 본 발명은, 성에를 이용하여 디스플레이에 사용하는 방법에 있어서, 성에 생성의 부분과 비 생성 부분을 분리하여 최종적으로 생성되어진 성에에 의해서 일정한 형상을 생성시킬 수 있으며, 이렇게 성에의 생성을 분리하기 위해서는 성에를 생성시키고자하는 형상의 표면 코팅 지를 부착 후 성에 방지제를 도포하고 표면 코팅 지를 제거하여 성에의 생성 선택성을 부여하고, 그 후 성에를 형성시키기 위해서 냉각 할 수 있는 장치를 이용하여 냉각된 열전달 매체(냉각 기체)를 이용하여 성에의 생성 표면을 0℃ 이하로 유지하여 공기 중에 존재하는 수분이 응축 응결하여 성에가 생성되며, 이렇게 생성되어진 성에는 원하는 형상을 나타내는 결과를 얻을 수 있다. 
     이러한 성에 디스플레이 장치는 반복적으로 성에의 형상을 변화할 수 있으며, 성에의 미려한 무늬를 이용하여 실내 장식의 효과를 얻을 수는 것이 특징이다.
Patent KR-20030046930-A (KR)
Inventor: KIM GIL HO
IPC: H01L21/76
Filed: 2001-12-07
Abstract: PURPOSE: A method for forming the trench isolation layer in a semiconductor device is provided to prevent moat generating at an oxide layer when forming a trench by STI(shallow trench isolation). CONSTITUTION: A pad oxide layer(21) and silicon nitride layer are deposited on a silicon wafer(20). A trench is formed by an etching process. A silicon nitride is recessed to a desired depth(δ). A silicon oxide layer(24) is entirely deposited on the resultant structure and the trench is filled. CMP is carried out to extend the silicon oxide as the length of the recessed silicon nitride to outside of the trench.
Patent KR-20030048241-A (KR)
Title: Housing with cooling dispenser
Inventor: JUN O GON
IPC: H05K7/20
Filed: 2001-12-11
Abstract: PURPOSE: A housing is provided to effectively lower the temperature of the housing by directly supplying cooling air to the sub rack or electronic circuit board, while reducing noises and faults of the housing. CONSTITUTION: A housing(5) for protecting electronic units for electronic system, comprises a supply unit for supplying cooling air into the housing; and a cooling dispenser(1) for supplying cooling air into the housing through an external inlet unit, a distributor unit(4) and an internal inlet unit(3). The cooling air compressed by a press transfer unit flows into the distributor unit through the external inlet unit, and flows into the cooling dispenser through the internal inlet unit. The cooling air is discharged to outside through holes(2) formed at the top, bottom or side surface of the dispenser, to thereby lower the temperature of a sub rack or an electronic circuit board.
Patent KR-20020003344-A (KR)
Title: Formulation of iron supplement for oral administration
Inventor: KIM HAK HYEONG
IPC: A61K33/26
Filed: 2001-12-17
Abstract: PURPOSE: A formulation of iron supplement for oral administration is provided, therefore a patient can easily uptake iron by eating the composition. CONSTITUTION: The formulation of iron supplement for oral administration contains 0.05 to 0.50 wt.% of carbonyl iron as an active ingredient, 0.05 to 0.20 wt.% of sodium carboxymethyl cellulose as a thickener and 0.02 to 0.05 wt.% of gellan gum for suspension. The oral composition may further contain a sweetener or spices.
Patent KR-20030052094-A (KR)
Title: Paging method to use paging coordination between service domains
Inventor: SHIN JAE UK
IPC: H04W76/02
Filed: 2001-12-20
Abstract: PURPOSE: A paging method using an inter service domain paging coordination function is provided to reduce a paging failure rate and time required for paging. CONSTITUTION: An SGSN(Serving GPRS Support Node) receives a 'GTP PDU_NOTIFICATION_REQUEST' message from a GGSN(Gateway GRPS Support Node)(601). If signaling connection to the corresponding terminal does not exist, the SGSN includes an 'RANAP(RAN Application Part) PAGING' message in an 'SCCP UDT(Unit Data)' message to transmit to an RNC(604). The RNC includes an 'RANAP PAGING_COORDINATION_REQUEST' message in the 'SCCP UDT' message to transmit to an MSC(Mobile Switching Center)/VLR(Visitor Location Register)(606). The MSC/VLR includes the 'RANAP PAGING' message in an 'SCCP DT1(Data Form 1)' message to transmit to the RNC if signaling connection to the corresponding terminal exists. If not, the MSC/VLR includes the 'RANAP PAGING' message in the 'SCCP UDT' message to transmit to the RNC(607). The RNC executes paging by transmitting an 'RRC PAGING_TYPE_2' message to a user equipment if the RNC receives 'RANAP PAGING' message through 'SCCP DT1'. The RNC executes paging by transmitting an 'RRC PAGING_TYPE_1' message to the user equipment if the RNC receives 'RANAP PAGING' message through 'SCCP UDT'(609).
Patent KR-20030053228-A (KR)
Title: Recycling method of waste sulfuric acid etching solution, waste chloric acid etching solution and waste nitric acid etching solution
Inventor: JUN HUI DONG
IPC: C23F1/46
Filed: 2001-12-22
Abstract: PURPOSE: A recycling method of waste sulfuric acid etching solution, waste hydrochloric acid etching solution and waste nitric acid etching solution is provided which is environmental friendly and recycles aluminum sulfate water treatment coagulant, hydrochloric acid and nitric acid to a high purity from the solutions. CONSTITUTION: The recycling method comprises a step (a) of recovering hydrochloric acid by vacuum evaporating a mixed solution of waste sulfuric acid etching solution including aluminum and waste hydrochloric acid etching solution including aluminum; a step (b) of further adding aluminum to the waste sulfuric acid etching solution including aluminum after vacuum evaporation; a step (c) of preparing a mixed solution thereof by adding waste nitric acid etching solution to the waste sulfuric acid etching solution to which aluminum is added; and a step (d) of separating nitric acid and aluminum sulfate water treatment coagulant from the mixed solution by replacing, purifying and vacuum evaporating the mixed solution, wherein aluminum of the step (b) is waste aluminum chip.
Patent KR-20030055490-A (KR)
Title: Apparatus for protecting driver's knee in car
Inventor: SONG SI CHEOL
IPC: B60R21/045
Filed: 2001-12-26
Abstract: PURPOSE: A device for protecting the knees of a driver is provided to protect the knees of the driver by installing a support member at the rear part of a crush pad and elastically varying the crush pad in a vehicle crash. CONSTITUTION: A support member(100) is installed at the middle part of a cowl cross bar(1), and supports the rear of a crush pad. The support member includes a support bracket(110) fixed on the cowl cross bar and having a flange(111), a plate(120) fixed on the flange, and a buffer bracket(130) fixed on the front of the plate.
Patent KR-20030055988-A (KR)
Title: Brightness enhancement sheet and backlight assembly using the same
Inventor: HAN SANG HO
IPC: G02F1/1335
Filed: 2001-12-27
Abstract: PURPOSE: A brightness enhancement film is provided to improve the brightness and to simplify the composition. CONSTITUTION: A backlight assembly comprises a lamp assembly, a light guide panel and at least one brightness enhancement film(30). The light guide panel guides light from the lamp assembly to the front face of a panel. The brightness enhancement film is located on the light guide panel. The brightness enhancement film scatters the light from the light guide panel. Thereby, the higher brightness enhanced ratio is obtained than a common brightness enhancement film of a DBEF-D(Dual Brightness Enhancement Film) method and the whole thickness of the film is reduced by eliminating an existing scattering film.
Patent KR-20030057034-A (KR)
Title: Quick-drying nylon fiber and method for manufacturing the same
Inventor: AHN GANG HWAN
IPC: D01D5/253
Filed: 2001-12-28
Abstract: PURPOSE: A manufacturing method of nylon fiber having sweat absorbing property and quick drying property is provided. CONSTITUTION: The nylon fiber is manufactured by using the following spinning base. The spinning base is comprised of: a first slit having W1 of width, L1 of length and a circular longitudinal-section; second two slits which are set on extension line of the center of the first slit and are leveled with the first slit, having W2 of width and L2 of length; and third two slits having W3 of width and L3 of length and connecting with the center of the first slit and the centers of the second slits. Area ratio of the first, second and third slits satisfies the following formula (W1L1 : W2L2 : W3L3 = a : b : 1).