baber/WOPTO huggingface dataset:
Patent KR-20030035022-A (KR)
Title: Feeding apparatus and feeding method for optical fiber
Inventor: JUNG SEUNG GU
IPC: G02B6/46
Filed: 2001-10-29
Abstract: PURPOSE: An optical feeding apparatus and a feeding method are provided to freely move the position of an optical device and a facing object connected to each of the end terminals of the optical fiber in response to the optical feeding apparatus. CONSTITUTION: An optical feeding apparatus includes a tray(110) formed thereon a cylindrical groove having a predetermined depth and formed a plurality of openings on the peripheral of the cylindrical groove, a rotating disk(130) installed on the cylindrical groove so as to rotate in a clockwise or a counterclockwise and a plurality of first and second pulleys(141,143) installed so as to rotate on the axes of the pulleys(141,143) as well as to rotate on the axes of the rotating disk(130) with winding the optical fiber(101) at the outside of the pulleys(141,143).
Patent KR-20030035472-A (KR)
Title: Clamp device of rod wire rolling mill guide
Inventor: CHOI SEOK HWAN
IPC: B21B31/00
Filed: 2001-10-31
Abstract: PURPOSE: A clamp device of wire rod rolling mill guide is provided to support the wire rod rolling mill guide safely by preventing droop of clamp and minimize defective proportion and increase productivity of wire rod finally produced by installing roller at the lower part of the clamp for supporting the wire rod rolling mill guide. CONSTITUTION: In a clamp device of wire rod rolling mill guide in which a clamp(30) for supporting and fixing the wire rod guide is removably bolt connected to one side of the side surface of a rest bar(10), the clamp device of wire rod rolling mill guide is characterized in that a rail(20) is installed along a length direction of the rest bar at the lower part of one side of the side surface of the rest bar where the clamp is installed, and a roller(31) supported as it is being moved along the rail is installed at the lower part of the clamp fixed to the rest bar by bolt and nut in such a way that the roller is axially rotated around a fixed shaft(32), wherein a nipple(33) for supplying grease or oil to induce smooth rotation of the roller(31) is installed at one side end of the fixed shaft, wherein a handle(35) for manually moving the clamp is formed at any one or both sides of the clamp, and wherein the clamp is smoothly moved side to side by forming an inclined surface(36) at the outside of the lower part of the clamp so that the inclined surface forms a certain angle to an inclined surface(21) of the rail(20) when the clamp(30) is slanted outwardly.
Patent KR-20020000536-A (KR)
Inventor: JUNG YEONG HO
IPC: C02F9/00
Filed: 2001-11-28
Abstract: PURPOSE: A system for separating oil and water using coagulants is provided. In general, systems for separating oil and water using density difference of oil and water shows low oil emulsion removal efficiency. The system of the present invention removes oil as well as oil emulsion by pretreatment using metal coagulants(aluminum, ferric). Metal coagulants are injected in a ratio of 5.0-50.0 mg Al¬3+/L and 100.0 mg Fe¬3+/L. CONSTITUTION: The system(10) is composed of a wastewater pretreatment part(20) and an oil/wastewater separation part(30). The wastewater pretreatment part(20) includes: a raw wastewater inlet port(21); a metal coagulant injection port(22); a 1st device(23) for mixing wastewater and coagulants, packed with many balls for turbulent flow; a 2nd device(24) for mixing coagulants with oil and oil emulsion; a sludge drainage(25) for discharging sludge; and a pipe(27) for transferring pretreated wastewater to the oil/wastewater separation part(30). And the oil/wastewater separation part(30) includes: a part(31) for separating oil from wastewater; a means(33) for discharging oil scum; a ceramic media layer(34) for adsorption and coagulation of oil residues; and an air supply port(35) for back washing. The ceramic media with 1-2 mm of size is made by sintering zeolite and diatomite.
Patent KR-20030047050-A (KR)
Title: Equipment for keeping cold and transporting draft beer
Inventor: LEE CHEOL WON
IPC: B67D1/00
Filed: 2001-12-07
Abstract: PURPOSE: A cool feeding system for draft beer is provided to store and manage a barrel of draft beer by storing draft beer to an additional large storing house and to supply draft beer to each cork table in maintaining freshness of draft beer. CONSTITUTION: A cool feeding system for draft beer comprises a cork table(10); a storing house(30); a cooler(40) for circulating coolant(42) and a cool feeding pipe(50). The cork table has many corks(11). The storing house stores barrels(2) of draft beer and gas bottles(3) in proper temperature outside of a store or a side of the store. The cooler for circulating coolant has a circulating pipe(44) and a pump to circulate coolant outside. A refrigerating cycle device is installed to the cooler for circuiting coolant to maintain coolant in fixed temperature. The cool feeding pipe makes a closed adiabatic space to change heat of coolant from the cooler and keeps feeding draft beer in fixed temperature by arranging a feeding pipe(51) connecting each barrel of draft beer and cork. Therefore, many barrels of draft beer are stored in a large storing house collectively. Fresh draft beer is fed from the strong house to the cork table.
Patent KR-20030049895-A (KR)
Title: A forming method of pattern using ArF photolithography
Inventor: CHO JUN HUI
IPC: H01L21/027
Filed: 2001-12-17
Abstract: PURPOSE: A method for forming a pattern using ArF exposure source is provided to be capable of minimizing the deformation of the pattern and improving etching selectivity. CONSTITUTION: After forming an insulating layer(12) for a bit line hard mask on a bit line(11), an interlayer dielectric(13) is formed on the resultant structure. A platinum layer is then formed on the resultant structure. After forming a photoresist pattern on the platinum layer by using ArF exposure source, a platinum hard mask(14) is formed by selectively etching the platinum layer using the photoresist pattern as a mask. Then, a predetermined pattern is formed by selectively etching the interlayer dielectric and the insulating layer using the platinum hard mask as an etching mask. The platinum hard mask is then removed.
Patent KR-20030051098-A (KR)
Title: Method of forming assembly angle
Inventor: SEO IL BONG
IPC: A47B96/00
Filed: 2001-12-12
Abstract: PURPOSE: Provided is a method for forming a corner joint for a built-up angle, by which it is possible to reduce the entire process, thereby reducing production cost, and to mass produce the joint. CONSTITUTION: The method includes a cutting step of integrally forming a flat part(12) of the joint, side parts(14) at both sides and a reinforcing plate; a vending step of vertically vending the side parts(14) at both sides; and a welding step of attaching the side parts(14) at both sides by welding. Also, the method includes a cutting step of integrally forming a flat part(12) of the joint, side parts(14) at both sides, a connecting part(19) to connect the side parts(14) to each other and a reinforcing plate; and a vending step of vertically vending the side parts(14) and the connecting part.
Patent KR-20020084888-A (KR)
Inventor: HYUN SEONG HO
IPC: A62D1/00
Filed: 2001-12-26
Abstract: PURPOSE: A chemical for fire-extinguishing containing improved neutral reinforcement material is provided to fire-fight the fire due to edible oil and is harmless to human body at spraying out the chemical and has good corrosion-resistant property to various materials. CONSTITUTION: The chemical comprises 15-20 wt.% of inorganic fire-extinguishing component; 15-20 wt.% of glycols; 15-20 wt.% of organic acid; 0.01-5 wt.% of surfactants; 1-5 wt.% of stabilizing material and the balance of water. The chemical can be prepared by mixing such components, in particular, blending glycols and water at first; adding the inorganic fire-extinguishing component to the first mixture and dissolving the added mixture then continuously dissolving citric acid and adding the surfactants; and leaving the obtained solution from the dissolving step at ordinary temperature for 10 to 40 hours and adding the stabilizing material. Such obtained chemical is neutral and not harmless to human body.
Patent KR-20030055473-A (KR)
Title: Hinge assembly of car door
Inventor: JUNG HAE YONG
IPC: E05F3/20
Filed: 2001-12-26
Abstract: PURPOSE: A hinge assembly for a car door is provided to prevent sudden opening and closing of a car door when opening and closing a door on an inclined road by controlling opening and closing angle of the car door. CONSTITUTION: The hinge assembly(100) for a car door comprises: a door hinge bracket(110) fixed to one side of a door(2); a check lever(140) whose one end is fixed to the door hinge bracket(110) by a hinge and the other end is provided with a hanging groove(142); a car body hinge bracket(120) coupled to the door hinge bracket(110) by a fixing pin(130), provided with a fixing projection(121) interposed to a hanging groove(142) to prevent the movement of the check lever(140) and fixed to a car body(1); and an actuator(150) provided with a rod(151) contacted to the other side of the checker lever(140) to make the check lever(140) adhere closely to the fixing projection(121) and a body(152) of the actuator fixed to a door(2).
Patent KR-20030055507-A (KR)
Title: A method for producing a solid vanadium titanium catalyst for ehtylene homo- and copolymerization
Inventor: KIM SANG YEOL
IPC: C08F4/658
Filed: 2001-12-26
Abstract: PURPOSE: A method for preparing a solid complex vanadium titanium catalyst for the polymerization and copolymerization of ethylene, a catalyst prepared by the method and a polymerization and copolymerization method of ethylene using the catalyst are provided, to improve the polymerization activity of the catalyst, to enable the shape and distribution of particles to be controlled and to prepare an ethylene polymer having a large bulk density and a narrow distribution of particle size. CONSTITUTION: The preparation method comprises the steps of reacting a magnesium halide and an alcohol to prepare a magnesium compound solution; reacting a compound having a phthalic group represented by C6H4-1-£CO2-R|-a-£CO2-R'| (wherein R and R' are identical or different each other and are an alkyl, isoalkyl, t-alkyl, alkenyl or aryl group of C1-C20, and a is 2, 3 or 4), an ester compound having at least one hydroxy group and a silicon compound having an alkoxy group represented by RnSi(OR')4-n (wherein R and R1 are a hydrocarbon group of C1-C12, and n is an integer of 0-3) with the magnesium compound solution; adding a mixture of a titanium compound and a silicon compound to the reaction mixture to recrystallize the catalyst; and reacting the recrystallized particle with a mixture solution of a vanadium compound and a titanium compound to prepare the solid complex vanadium titanium catalyst.
Patent KR-20030054758-A (KR)
Title: Method for fabricating a power integrated circuit device
Inventor: KIM JONG DAE
IPC: H01L27/12
Filed: 2001-12-26
Abstract: PURPOSE: A method for fabricating a power IC is provided to reduce an isolation area by forming a nitride layer between a trench oxide layer and a polysilicon layer or performing a trench isolation process using the nitride layer and the polysilicon instead of the trench oxide layer. CONSTITUTION: An oxide layer and a photoresist layer are sequentially on a silicon layer(102). The photoresist layer is patterned by using a trench mask. The oxide layer is patterned by using the patterned photoresist layer as a mask. The remaining photoresist is removed therefrom. The trench is etched by using the patterned oxide layer as the mask and a trench is formed thereby. A nitride layer(134) is formed on an upper surface of the resultant including the trench. The trench is buried by depositing a polysilicon thereon. An isolation layer is formed by removing the polysilicon and the nitride layer.
Patent KR-20030054779-A (KR)
Title: method for fabricating capacitor
Inventor: PARK CHEOL SU
IPC: H01L27/108
Filed: 2001-12-26
Abstract: PURPOSE: A method for forming a capacitor is provided to improve the capacitance of a capacitor by increasing the surface area of a storage node. CONSTITUTION: An interlayer dielectric including the first opening is formed on a substrate(100) including a source/drain(112,114) and a gate(106). The first opening is buried by forming a storage node contact plug(118a) and a bit line contact plug(118b) thereon. A mask including the second opening is formed on the interlayer dielectric in order to cover the storage node contact plug and expose the bit line contact plug. A bit line(124) is formed thereon in order to fill the second opening. The mask is removed therefrom. A conductive layer is formed on the interlayer dielectric. A storage node(131) is formed by etching selectively the conductive layer. A dielectric layer(136) and a plate electrode(138) are formed on the storage node.
Patent KR-20030055994-A (KR)
Title: IEEE1394 audio/video interface having small chip size and capable of improving data management efficiency
Inventor: CHOI DONG CHEOL
IPC: G11B20/10
Filed: 2001-12-27
Abstract: PURPOSE: An IEEE 1394 audio/video interface device having a small chip area, improving the efficiency of data management is provided to reduce an area of a control circuit for controlling FIFO memories and fix the size of synchronous packet data. CONSTITUTION: A host interface unit(21) exchanges data with an external host device. An application interface unit(22) exchanges data with an external audio/video applied device. A link-physical layer interface unit(23) exchanges data with an external physical layer connected to a cable. An asynchronous data processor(24) is connected with the link-physical layer interface unit for controlling transmission and reception of asynchronous data. A synchronous data processor(25) is connected with the link-physical layer interface unit for controlling transmission and reception of synchronous data. Asynchronous transmit and receive FIFO memories(26a,26b) store asynchronous data inputted through the host interface unit, and store asynchronous receive data through the link-physical layer interface unit and the asynchronous data processor. A synchronous transmit FIFO memory(27) stores synchronous transmit data inputted through the application interface unit. A synchronous receive FIFO memory(28) stores synchronous receive data inputted through the link physical layer interface unit and the synchronous data processor.
Patent KR-20030056795-A (KR)
Title: Method for Forming Metal Line in Dual Damascene Structure
Inventor: CHOI GYEONG GEUN
IPC: H01L21/28
Filed: 2001-12-28
Abstract: PURPOSE: A method for forming a metal line of dual damascene structure is provided to be capable of improving step coverage by performing cyclic CVD using a mono-copper precursor and a dyadic copper precursor. CONSTITUTION: A contact region and a trench are formed by selectively etching the second and first insulating layer(25,23) formed on a substrate(21) using dual damascene processing. A diffusion barrier layer(26) is formed on the contact region and the trench. The first copper film(27) of mono-copper precursor and the second copper film(28) of dyadic copper precursor are sequentially deposited on the diffusion barrier layer by using cyclic CVD. Then, a metal film(29a) is filled into the contact region and the trench by using the first and second copper film as a seed layer.
Patent KR-20030057965-A (KR)
Title: Method and apparatus of driving electro luminescence panel
Inventor: AHN TAE JUN
IPC: G09G3/30
Filed: 2001-12-29
Abstract: PURPOSE: A method and an apparatus for driving an electro-luminescence panel are provided to improve a precharging effect by applying a higher voltage to a data line for transmitting a precharge signal in comparison to the voltage applied to a gate line for transmitting a data signal. CONSTITUTION: Pulse type scanning signals having two different levels are provided to gate lines. A precharge signal is supplied to a data line while the first scanning signal is provided to the gate lines. A data signal is supplied to a data line while the second scanning signal is provided to the gate lines. The first scanning signal has the higher voltage than the voltage of the second scanning signal. The higher voltage of the first scanning signal is one of the positive voltage and the negative voltage. The supply time of the first scanning signal is shorter than the supply time of the second scanning signal.
Patent KR-20030059401-A (KR)
Title: Video browsing system based on keyframe
Inventor: JUN SEONG BAE
IPC: G11B27/28
Filed: 2001-12-29
Abstract: PURPOSE: A method and system for browsing a motion picture are provided to simultaneously transmit contents and structural information of the motion picture in a digital video environment. CONSTITUTION: A system for browsing a motion picture includes a video browsing interface(11), a controller(12), a user input unit(13), a media file memory(15), and an index information storage(14). The video browsing interface displays an interface capable of reproducing multimedia contents and displaying the structure and contents of the multimedia contents. The controller controls reproduction of media using index information and controls nonlinear video browsing in response to a user's request. The user input unit is used for video browsing. The media file memory provides media files for browsing. The index information storage stores scene/shot structures of each media file, a key frame structure connected to the scene/shot structures, and time information.
Patent KR-20030058619-A (KR)
Title: Method of driving driver ic in twisted nematic thin film transistor lcd
Inventor: KIM YEONG GU
IPC: G02F1/133
Filed: 2001-12-31
Abstract: PURPOSE: A method for driving a driver IC of a twisted nematic thin film transistor liquid crystal display is provided to improve low response speed to a falling time by maximizing force of restitution of liquid crystal. CONSTITUTION: White voltage is applied to a saturated area of a driver IC(Integrated Circuit) to maximize force of restitution of liquid crystal by a formula V_white = Vcom + ΔVp ± α(ΔVp/8 <= α <= ΔVp). Gamma reference voltage is applied to a non-saturated area to prevent white gray saturation. The gamma reference voltage is voltage corresponding to 98-99% of transmissivity on a voltage to time curve.
Patent KR-20030058801-A (KR)
Title: AC omitted
Inventor: CHO YONG GWON
IPC: H02K53/00
Filed: 2001-12-31
Abstract: PURPOSE: A static electricity and AC electricity generator is provided to generate electricity at a low cost by using a motor and a heavy plate. CONSTITUTION: A heavy plate(1) rotates by a motor in such a manner that the heavy plate continuously rotates by the force of inertia. A belt is connected to a pulley, and an AC electricity is generated by a pulley(15) of a generator(14). An ebonite plate of a plate(2) generates a positive electricity, and a positive electrode collects a negative electricity to a copper plate(17). Thus-collected negative electricity is transmitted to the negative electrode of a charger.
Patent KR-20010079515-A (KR)
IPC: B29C67/00
Filed: 1999-07-06
Abstract: 신속 프로토타이핑 시스템에 사용될 수 있는 것으로, 제1 펄스 신장 능력을 구비한 레이저 파워 제어 시스템(150; 150')을 개시한다.  한 개시된 실시예에 따라, 단사 멀티바이브레이터(156)는 레이저(110)가 턴 온 될 것을 지시하는 게이트 신호(LON/LOFF)에 응답하여 펄스를 발생한다.  밀도반전을 달성하는데 적합한 선택된 기간을 갖는 펄스는 레이저(110)에 인가되고, 이 펄스의 끝에서, 레이저의 펄스폭 변조(PWM) 제어가 시작된다.  또 다른 개시된 실시예에 따라서, 제1 펄스 신장 저장 장치(166)는 제1 PWM 펄스가 길어지는 기간에 대응하는 디지털 값을 보유하고, 가산기(176, 178)는 이 디지털 값을 원하는 레이저 파워 신호(DLP)에 의해 지지된 파라미터에 가산하여 제1 펄스에서 레이저(110)의 밀도반전 및 레이저 출력을 보장한다.
Patent KR-20010053572-A (KR)
Title: 리머와 파일럿 바이트 및 방사상 변위가능 리머를 구비한드릴링 장치
IPC: E21B10/32
Filed: 1999-07-05
Abstract: 지표 및 암석층의 천공을 위한 드릴링 장치는 길이방향의 공구축을 형성하고 상기 공구축에 대해 편심되어 배치된 캠축을 갖는 캠부를 포함하는 파일럿 바이트를 포함한다. 리머는 상기 캠축에 대한 회전을 위해 상기 캠부 상에 장착된 중공 리머 몸체를 포함한다. 일 방향으로의 상대 회전은 상기 리머를 방사상으로 연장되게 하고, 반대 방향으로의 상대 회전은 상기 리머를 방사상으로 수축되게 한다. 상기 리머 몸체는 상기 리머가 연장된 위치에 있을 때 상기 파일럿 바이트에 의해 뚫린 구멍을 확장시키는 절삭 요소를 포함한다. 상기 캠부는 제 1 스톱면이 형성되는 곳에 제거 가능한 제 1 인써트를 가진다. 상기 리머는 제 2 스톱면이 형성되는 곳에 제거 가능한 제 2 인써트를 가진다. 상기 스톱면은 상기 리머 몸체가 방사상으로 연장될 때 서로 맞물릴 수 있어서, 상기 리머로 회전 절삭력을 전달한다. 상기 스톱면은 상기 캠부 및 상기 리머 몸체를 형성하는 재료보다 더 견고한 재료로 형성된다. 상기 리머에 고정된 상기 인써트의 스톱면은 복수의 회전 볼 베어링으로 형성될 수 있다.
Patent KR-20010075690-A (KR)
Title: Disk drive with thermal asperity reduction circuit using a magnetic tunnel junction sensor
IPC: G11B19/04
Filed: 1999-11-01
Abstract: A disk drive system having a magnetic tunnel junction (MTJ) sensor having two MTJ stacks between first and second shields and a common electrode disposed between the two MTJ stacks. A first sense current is provided to the first MTJ stack by the first shield and the common electrode and a second sense current is provided to the second MTJ stack by the second shield and the common electrode. The magnetization directions of the pinned layers of the first and second MTJ stacks are fixed perpendicular to the ABS and antiparallel with respect to each other so that the magnetoresistive signal generated due to an external field from a disk by the first MTJ stack differs in phase by 180° with respect to the magnetoresistive signal generated due to the same external field by the second MTJ stack. The voltages developed across the two MTJ stacks (voltages due to the presence of thermal asperities and voltages due to the presence of data fields) are applied to the inputs of a differential amplifier for substantial elimination of the thermal asperity signal.
Patent KR-20010089462-A (KR)
IPC: G06F17/30
Filed: 1999-12-07
Abstract: 소정의 한 실시예에 있어서, 1세트의 이미지 객체 세트 중의 이미지 객체들간의 상호 관계를 식별하기 위한 질의가 입력 장치로부터 수신된다. 상기 이미지 객체 세트의 모든 이미지 객체들간의 복수 개의 유사도 값 각각은 상기 질의로부터의 임계 기준과 비교된다. 비교에 근거하여 이미지 객체 식별자들의 클러스터가 생성되고, 시각적 출력 장치상에 시각적으로 디스플레이 된다.
Patent KR-20010099942-A (KR)
Title: A Combination of FBPase Inhibitors and Insulin Sensitizers for the Treatment of Diabetes
IPC: A61P3/10
Filed: 1999-12-22
Abstract: Pharmaceutical compositions containing an FBPase inhibitor and an insulin sensitizer are provided as well as methods for treating diabetes and diseases responding to increased glycemic control, an improvement in insulin sensitivity, a reduction in insulin levels, or an enhancement of insulin secretion.
Patent KR-20010101926-A (KR)
IPC: F16D3/205
Filed: 2000-02-23
Abstract: 본 발명은 자동차용 전동 시스템용 정속 트리포드 조인트에 관한 것으로서, 조인트는 다수의 브랜치(4)를 갖는 메일 요소(2)와, 각 브랜치에 대해 평면(P)에 대해 대칭인 한 쌍의 트랙(9A, 9B)을 가지며 각각의 브랜치 상에 설치된 피메일 요소(8)와, 대응하는 트랙의 하나에서 주행하도록 설계된 외부 롤러(12)을 갖는 기계 전동 부재(11)를 포함한다.  각각의 트랙은 직선 횡단면 형상을 갖고 평면(P)에 대한 상대 각도(α) 만큼 경사진 중앙 영역(14A, 14B)과, 롤러를 반경방향으로 유지하기 위한 베어링 면(15A, 15B)을 포함한다.  각각의 롤러는 그 중앙 영역(31)이 원뿔형이고 트랙의 중앙 영역과 일치하는 주변면과, 구동 토크가 작용하면 트랙의 상기 베어링 면에 거의 수직으로 접촉하게 되도록 된 정면(32)을 포함한다.  본 발명은 자동차용 전동 시스템용 정속 트리포드 조인트에 적용 가능하다.
Patent KR-20020020879-A (KR)
IPC: B23Q3/12
Filed: 2000-04-10
Abstract: 주축(2)에 강력하게 고정 지지할 수 있는 공구 홀더(1)를 제공한다.  이 공구 홀더(1)는 섕크부(12)의 외주 부분의 축심 방향 복수 위치에 테이퍼 구멍(3)의 내면에 접촉하여 반경 방향으로 미소하게 탄성변형 가능한 복수의 탄성 결합부(13)가 설치되어 있다.  복수의 탄성 결합부(13)가 반경 방향으로 탄성변형한 상태로 테이퍼 구멍(3)의 내면에 밀착되고, 이들 탄성 결합부(13)를 통하여 섕크부(12)가 대략 전체적으로 균등한 힘으로 테이퍼 구멍(3)의 내면에 결합된다.  또한, 이 상태에서 탄성 플랜지부(15)가 탄성변형하여 주축(2)의 선단면에 확실하게 접촉한다.
Patent KR-20020003244-A (KR)
Title: 바둑돌 검출 장치 및 바둑 시스템
IPC: A63F3/02
Filed: 2000-03-07
Abstract: 바둑판 본체의 각 바둑판 눈 아래에, 바둑판 눈 위의 바둑돌을 흑돌과 백돌로 구별하여 검출하는 검출기를 설치하고, 대국자가 착수 종료 시에 조작하는 흑번과 백번용의 착수 스위치의 조작마다, 상기 검출기로부터의 검출 정보에 기초하여 기보 데이터를 생성하도록 한 것으로, 이에 따라, 대국 시나 대국 종료 후, 기보 데이터에 기초하여 기보를 화면 표시시키거나, 기보를 프린트하거나 할 수 있다.