baber/WOPTO huggingface dataset:
Patent KR-20000038479-A (KR)
Title: Crystal oscillator circuit having variable oscillating stabilization time function
Inventor: NA SANG JU
IPC: H03B5/30
Filed: 1998-12-07
Abstract: PURPOSE: A crystal oscillator circuit is provided to change an oscillating stabilization time by selectively using a feedback resistor connected between input and output terminals of a crystal resonator. CONSTITUTION: In a crystal oscillator circuit, a first inverter(210) is connected between input and output terminals of an external crystal resonator and receives an input oscillating signal from the external crystal resonator, inverts the input oscillating signal, and outputs the inverted signal through the output terminal. A second inverter(240) inverts an output of the first inverter(210) to produce a sub clock signal. A resistor selector(220) selects a suitable feedback resistor connected between input and output terminals of an external crystal resonator in response to a predetermined control signal. An oscillating controller(230) receives a control data according to a set control program and outputs the control data in response to a main clock signal to produce the control signal. A terminating controller(200) receives a predetermined terminating signal according to a set control program and terminates a production of the sub clock signal in response to the predetermined terminating signal.
Patent KR-20000038828-A (KR)
Title: Apparatus and method of manufacturing molten iron for falling ores
Inventor: JEONG SEON GWANG
IPC: C21B13/00
Filed: 1998-12-09
Abstract: PURPOSE: A method of manufacturing a molten iron is provided to secure safety in working by processing falling ores and integral in manufacturing a molten iron. CONSTITUTION: In starting to work, third, sixth and ninth falling-light discharge valves(291,391,491) are closed and second, fifth and eighth ones(281,381,481) are opened to feed falling light to a molten gas furnace(10), a final pre-reduction furnace(30) and a pre-reduction furnace(20). The second, fifth and eighth discharge valves are closed and the other ones are opened to supply the falling light to a bin(50) if the flow rate of reduction gas reduced or stopped feeding from the molten gas furnace. In supplying the light to the bin, the residual light is emitted to the bin by purging nitrogen into a preheating furnace(40), the pre-reduction furnace and the final one.
Patent KR-20000039627-A (KR)
Title: Method for processing standby call in mobile atm virtual channel switching system
Inventor: NA JAE HUN
IPC: H04L12/16
Filed: 1998-12-15
Abstract: PURPOSE: A method for processing a standby call in a mobile ATM virtual channel switching system is provided to process a standby call between an ATM virtual channel switching system and a base station controller or the ATM virtual channel switching system and a home location register. CONSTITUTION: A method for processing a standby call in a mobile ATM virtual channel switching system comprises the following steps. A service for a third subscriber is performed by requesting a second subscriber's information when the third subscriber requests information of the second subscriber connected a first subscriber. A virtual channel is set up to perform the connection between the second subscriber and the third subscriber. A guide broadcasting is transmitted to the first subscriber after reserving the connection between the first subscriber and the second subscriber. A new call connection is performed between the second subscriber and the third subscriber. The second subscriber is disconnected to the third subscriber according to a request of the disconnection from the second subscriber.
Patent KR-20000039708-A (KR)
Title: Method for forming a pattern of decorating substrate
Inventor: JEON YOUNG BUM
IPC: B44C1/22
Filed: 1998-12-15
Abstract: PURPOSE: A method for forming a pattern of decorating substrate is provided to solve the problem in conventional chemical etching and laser etching so that the grooves having a uniform depth can be formed on the substrate and the quality of the substrate can be improved. CONSTITUTION: A method for forming a pattern of decorating substrate comprises a) washing the substrate, b) coating a resin to form a coating layer on the substrate, c) forming grooves having the first depth on the coated substrate by conventional laser etching, plating, removing the coating layer and final washing wherein the process is characterized in that simultaneously with the said step c) the chemical etching step d) is carried out in a state that the grooves having the first depth is formed to form grooves having the second depth.
Patent KR-20000040375-A (KR)
Title: Webbing guide of seat belt for vehicle
Inventor: LEE JEONG SU
IPC: B60R22/20
Filed: 1998-12-18
Abstract: PURPOSE: A webbing guide of seat belt for a vehicle is provided so passengers having different bodily conditions as to share and safely use a seat belt according to the bodily condition of passenger by installing the webbing guide to change a webbing position of seat belt. CONSTITUTION: In a front seat of vehicle, a passenger is safely restricted by varying a position of webbing according to a figure of passenger by equipping a webbing guide moved upward and downward. But in a rear seat, the seat belt does not effectively protect the passenger because the position of webbing is not varied without the separated webbing guide. Therefore, the passenger is protected by the seat belt with controlling the position of webbing by equipping the webbing guide in the rear seat. A body(110) of guide(100) is formed a space portion therein, an inserting slot(155) penetrated on the upper face, a guiding portion(111) protected outside in one side, a guiding slot(122) penetrated with the space portion in the guiding portion(111) and a fixing hole(114) having the elasticity in the lower side by a spring.
Patent KR-20000041698-A (KR)
Title: Method for fabricating mos transistor
Inventor: MIN EUNG HWAN
IPC: H01L29/78
Filed: 1998-12-23
Abstract: PURPOSE: A method for fabricating a MOS transistor is provided which improves the characteristics and the reliability of the MOS transistor by preventing the short channel effect and the punch-through phenomenon. CONSTITUTION: According to the method, the short channel effect and the punch-through phenomenon in case that the channel length is shortened by deepening the device integration is prevented by forming an insulation film pattern which can restrict the formation of a channel between a source and a drain. The method includes: a channel restricting area and device formation region forming step of depositing an insulation film, forming an insulation film pattern by patterning the insulation film and growing an epilayer(3) for the insulation film pattern to be buried; a gate forming step of forming a gate(5) on top of the epilayer corresponding to the top region of the insulation film pattern; a lightly doped source/drain forming step of forming a lightly doped source/drain(6) on the bottom of the side epilayer of the gate; and forming a side wall(7) on the side of the gate and forming a heavily doped source/drain forming step of forming a heavily doped source/drain(8) on the bottom of the side epilayer of the side wall.
Patent KR-20000042075-A (KR)
Title: Display device
Inventor: HISADAKE YUJO
IPC: G02F1/136
Filed: 1998-12-24
Abstract: PURPOSE: A display device is provided to obtain a reflection-type or semitransparent display device which improves the optical using rate and has a high luminance. CONSTITUTION: A fixing delaying layer(12) delays the phase of the inputted light between the deflection plate(11) and a deflection reflecting layer(18). A variable delaying layer(15) delays the inputted light according to the applied voltage. A phase difference plate(25) and a deflection plate(26) are disposed on the rear surface of the deflection reflecting layer(18). The phase difference plate(25) converts the inputted light to a circular plate optical substance which is selectively reflected by the deflection reflecting layer(18). According to the display device, a reflection-type or semitransparent display device which improves the optical using rate and has a high luminance can be obtained.
Patent KR-20000042745-A (KR)
Title: Apparatus and method for automatically arranging thin film micro mirror array and tape carrier package
Inventor: GONG YOUNG JUN
IPC: G02F1/015
Filed: 1998-12-26
Abstract: PURPOSE: An apparatus and method for automatically arranging a thin film micro mirror array and a tape carrier package are provided to duplicate leading parts of a TMA(Thin film Micro-mirror Array actuated) and a TCP(Tape Carrier Package), read a duplicated state of the leading parts with an image data, and automatically arrange the leading parts. CONSTITUTION: An image data of a left leading part(1',14) is read from a left camera(160). An ROI(Region Of Interest) value is extracted and stored from the image data. A camera is switched to a right camera to read an image data from the right camera with a video selector(210). The image data of the right leading part(1',14) is read from the right camera. An ROI value is extracted and stored from the image data of the right leading part. The ROI values of the left and the right are converted in a binary value. An image data of a first line and an image data of a last line are extracted among the binary value as a boundary data. A sum of pixel number of the left and the right boundary data(L1,LN) is founded. The maximum value and a deviation value of the sum of the pixel number are calculated and selected as a feature data. Four feature data and a stored feature data are compared to judge an arrangement degree.
Patent KR-20000045618-A (KR)
Title: Method for embodying macro function of imt-2000 base station element management station
Inventor: HONG SEOK KYU
IPC: H04B7/26
Filed: 1998-12-30
Abstract: PURPOSE: A method for embodying the macro function of an IMT-2000(International Mobile Telecommunications-2000) BEMS(Base station Element Management Station) is to provide the rapid processing and convenience of a GUI(Graphic User Interface) processor to an operator. CONSTITUTION: An MMC(Man Machine Communication) instruction is made into a macro key value, and the database of a BEMS is opened if the macro key value is inputted(ST1,ST2). It is discriminated whether the inputted macro key value has been defined in the database(ST3,ST4). If it has been defined in the database, the macro-defined instruction is converted into a message which is transmitted to a subsystem(ST5,ST6). After a result value for the instruction received from the subsystem is outputted, the database is closed(ST7-ST8).
Patent KR-20000046634-A (KR)
Title: High density powdery washing detergent and preparation thereof
Inventor: KWAK SANG WOON
IPC: C11D17/06
Filed: 1998-12-31
Abstract: PURPOSE: A method for the preparation of high density powdery washing detergent is provided to economically produce a high density powdery washing detergent which has excellent properties such as fluidity, solubility and anti-caking property by means of a simple process. CONSTITUTION: A method for preparation of powdery washing detergent according to the present invention comprises adding the polyoxyalkylene alkyl ether of the formula I during or after the introduction of alkaline builder and at least one of anionic surfactants selected from the group consisting of the compounds of the formula II to formula VI:£formula I| to £formula VI|wherein each R1 to R4 is alkyl having 6 to 20 of carbon atoms, R5 is alkyl having 9 to 23 of carbon atoms, each n1 and n2 is the mole number of addition of ethylene oxide wherein n1 is 3 to 15 moles and n2 is 1 to 7 moles, and each x and y is an integer, x+y is 5 to 13.
Patent KR-20000047040-A (KR)
Title: Fabrication method of metal contact of semiconductor device
Inventor: SONG WOON YEONG
IPC: H01L21/28
Filed: 1998-12-31
Abstract: PURPOSE: A fabrication method of a metal contact of a semiconductor device is provided to prevent loss of the active region and to improve the yield and characteristics of the semiconductor device. CONSTITUTION: A fabrication method comprising an amorphous silicone layer(21) formed on a semiconductor substrate(20) in a predetermined thickness, a lower construction of a gate electrode(22), a beat line(23) and a capacitor(24) are formed on the upper side of the amorphous silicone layer(21). An interlayer insulating film(25) is formed on the upper side of the construction. A metal wiring contact hole is formed by etching the interlayer insulating film(25) with a metal wiring contact mask as an etching mask. The metal wiring is formed by burying the contact hole.
Patent KR-20000047145-A (KR)
Title: Process for producing a pack mold by using a dry-type pulp
Inventor: LEE JONG YOON
IPC: D21J3/12
Filed: 1998-12-29
Abstract: PURPOSE: Provided is a process for producing a pack mold which has improved processing time and production efficiency by using dry-type pulp. Thereby, it is possible to produce a pack mold which has excellent production efficiency by using dry-type pulp. CONSTITUTION: A pack mold is prepared by following the steps of: obtaining dry-type pulp by using waste paper to mix the pulp, adhesive and functional additive; and then introducing the mixed pulp in the mold to obtain a dry-type pulp mold. The pack mold has an upper mold, a lower mold, an introducing portion, a flat portion, a curve portion, a protuberance portion, a side portion and a rear portion. The lower mold has a flat portion and a round type-introducing portion. A ratio of diameter to depth of the introducing portion is 8:1.5-3. The pack mold is obtained by laminating the mixed pulp on the mold at temperature of 20-170°C under pressure of 10-100kgf/cm¬2 for 1-15min.
Patent KR-19990028946-A (KR)
Title: 유성치차 변속기
IPC: F16H1/46
Filed: 1996-07-10
Abstract: 본 발명은 변속비가 큰 볼프롬-변속기(wolfrom-re여ction gear)로 구성되어 있는 유성치차 변속기(1)에 관한 것이다.   이러한 유형의 변속기들은 특히 조종기술에 적용된다.   소요부품수를 줄이고 유성치차 감속기의 총효율을 증대시켜주기 위하여 단유성치차(5)의 단치차들(4, 6) 또는 내치차들(11, 12)은 원추형으로 치합되어 있으며 대치되는 방향을 가진 원추-경사도를 가지고 있다.   유성치차 캐리어(10)는 부유상태 즉 별도의 가이드 베아링 없이 지지되어 있다.   유성치차 변속기는 특히 산업용 로봇들에 적용된다.
Patent KR-19990029060-A (KR)
Title: 인쇄 회로 제조용 동박 및 그의 제조 방법
Filed: 1995-07-20
Abstract: 동박의 표면은 금속 아연 및 3가 크롬의 하나 이상의 화합물을 포함하는 보호층을 표면 상에 전착하는 것에 의해 산화 및 변색으로부터 보호되고, 보호층은 알카리 수용액에서의 용해에 의해 용이하게 제거될 수 있고, 1:1이상의 크롬대 아연 중량비를 갖는 것이 바람직하다.  다층 인쇄 회로 기판에 특히 적합한 전착된 동박은 그의 광택이 없는 면에 전착된 보호층 및 그의 광택이 있는 면에 전착된 구리 본딩 처리를 갖는다.
Patent KR-19990035970-A (KR)
Title: 식물성 플랑크톤을 위한 미량 영양소를 함유하는 부유성 미립자 재료
IPC: C05G3/00
Filed: 1996-07-18
Abstract: 광합성 식물성 플랑크톤의 생장을 위한 미량 영양소 공급원을 포함하는 부유성 조성물은 부유 입자들로서 대양의 표면상에 분산될 경우, 이러한 생장이 결핍되어 있는 대양에서 광합성 식물성 플랑크톤의 생장을 촉진시키는데 유용하다.  철은 바람직한 미량 영양소이다.
Patent KR-19990044311-A (KR)
IPC: A61K8/42
Filed: 1997-06-18
Abstract: The invention discloses the use as cosmetic product of cross-linked and at least 90 % neutralised poly(2-acrylamido 2-methylpropane sulphonic acid) polymers. They comprise in general, distributed randomly: a) 90 to 99.9 wt.% of units of general formula (1) in which X<+> represents a cation or a mixture of cations, at most 10 % mol of the cations X<+> can be protons H<+>; b) 0.01 to 10 wt.% of cross-linking units derived from at least one monomer having at least two olefinic double-bonds; the weight proportions being defined with respect to the polymer total weight. The invention concerns particularly their use as thickening and/or gelling agent in cosmetic and/or dermatological compositions.
Patent KR-19990067020-A (KR)
IPC: A61K31/445
Filed: 1996-10-23
Abstract: Composition for i.v. administration is new comprises: (a) a compound of formula (I) or its salt; (b) a citrate buffer; and (c) a tonicity-adjusting agent to make the formulation isotonic. In (I), R4 = aryl, 1-10C alkyl or 1-10C arylalkyl; R5 = CO-R8; R8 = OH or 1-10C alkyloxy; m = 2-6; and p = 0 or 1.
Patent KR-19990076880-A (KR)
IPC: B22D11/06
Filed: 1996-12-26
Abstract: The side dam is movably mounted to the caster so that it can be securely sealed against the nozzle to resist molten metal in the mold from leaking between the nozzle and the side dam. An adjustment system adjusts the pressure of the side dam against the nozzle in order to insure a tight secure seal of the side dam against the nozzle while at the same time adjusting the pressure of the side dam against the nozzle so that excessive undesired frictional wear of the nozzle is avoided.
Patent KR-20000064885-A (KR)
Title: 차량의 제동력 분배 제어방법 및 제어장치
IPC: B60T8/96
Filed: 1997-11-07
Abstract: 본 발명은 차량의 제동력 분배 제어방법과 제어장치에 관한 것이다.  제동 시스템이 실패하는 경우에는, 제동력 분배 조작기가 비상모드로 전환한다.  차량의 속도와 가속도가 최대값을 초과하면 조정이 실시된다.  또한 본 발명은 임의의 단일 오류가 발생되는 경우에서도 제동력 분배를 제어하는 대책에 관한 것이다.
Patent KR-20000010563-A (KR)
Title: Adjusting system for operation of scrubber device
Inventor: BICARD JEAN-FRANCOIS
IPC: B01D46/46
Filed: 1997-04-23
Abstract: PURPOSE: An adjusting system for a scrubber device is provided to realize a best suitableness of a vibrating characteristic of each component by varying the number of vibrations covering the whole inside of the system for removing a material easily from the surface of the component and for adjusting a sound generator, the number of vibrations, a vibration leading mechanism, and a current generator. CONSTITUTION: An adjusting system for a scrubber device includes: a step for measuring a resonance characteristic of more than one area of the device or the system; and a step for adjusting a vibration generator according to the resonance characteristic of the more than one area for varying the number of vibrations and the amplitude of vibration being generated from the vibration generator. By using the structure, the cost for installing plural feedback sensors is saved, and a resonance condition is formed in the whole area of the scrubber device and system.
Patent KR-20000015798-A (KR)
Title: Thermoformable multilayered polyester sheet
Inventor: CHATURVEDI CHARU M
IPC: B32B27/36
Filed: 1998-03-16
Abstract: PURPOSE: An economical polyester material is provided to have an improved melting strength and elasticity without disadvantageous effects to a desirable ornamental surface characteristic and to a chemical-resistance. CONSTITUTION: A thermoplastic composite comprising an extruded thermo formable self-supporting sheet having an outer decorative chemically resistant and renewable filled polyester layer and an adjacent inner supporting thermoplastic layer for enhancing desirable mechanical properties of the composite.
Patent KR-20000016327-A (KR)
Title: Metallic carbide-group viii metal powder and its preparation
Inventor: DUNMEAD STEPHEN D
IPC: C04B35/56
Filed: 1997-06-04
Abstract: PURPOSE: A manufacturing method for a metal carbide-group VIII metal powder is provided to be used for manufacturing a coating having a high strength and a good abrasion resistance. CONSTITUTION: A transition metal carbide-group VIII metal powder comprising discrete particles of a transition metal carbide and Group VIII metal wherein:substantially all of the particles have a size of at most 0.4 micrometer; the transition metal carbide is selected from carbides of the group consisting of tungsten, titanium, tantalum, molybdenum, zirconium, hafnium, vanadium, niobium, chromium, mixtures and solid solutions thereof; and the Group VIII metal is selected from the group consisting of iron, cobalt, nickel, mixtures and solid solutions thereof. Said powders were produced by heating an admixture comprising a finishing source of carbon (for example, acetylene black), a source of a group VIII metal (for example, Co3O4), and a particulate precursor to a temperature of 1173K to 1773K for a time sufficient to form a transition metal carbide-group VIII metal powder, wherein at least 25 percent by weight of the carbide precursor is carburized in forming the transition metal carbide of the transition metal carbide-group VIII metal powder. The particulate precursor generally contains less than 2.5 percent oxygen by weight and contains compounds which undergo carburization such as a transition metal (for example, W), lower valence transition metal carbide (W2C) to form the transition metal carbide (for example, WC)-group VIII metal powder.
Patent KR-20000051287-A (KR)
Inventor: JEONG JIN HONG
IPC: H01F27/34
Filed: 1999-01-20
Abstract: PURPOSE: A high voltage power supply is provided to protect a circuit from over voltage by using a capacitance and an inductance equipped in transformer. CONSTITUTION: An apparatus includes a rectifier(100), a current detector(200) compensating a variation of current, a voltage detector(300) compensating a variation of voltage with a resistor and capacitor, a switching devices(400) controlling a magnitude of the voltage, photo coupler(PC1, PC2) receiving detected voltage and current from converters, a PWM controller(S1, S2) controlling the switching devices by varying a switching duty, a transformer(600) transforming current to induced voltage, and a magnetron providing high frequency signal. A secondary winding of transformer made of film coil having certain capacitance. A film coil and an ordinary coil are connected in series to protect a thermal deterioration caused by high voltage. By using a transformer compensating voltage and current, the high voltage supply is protected from damage caused by over voltage or over current.
Patent KR-19990068192-A (KR)
Title: 이차원 촬상 장치
IPC: G01T1/29
Filed: 1999-01-28
Abstract: X선 사진 촬영용 촬상 장치는 구조적으로 외부 충격 및 캐비넷의 왜곡과 같은 가능한 변형을 흡수하도록 되어 있어 캐비넷이 외부 하중으로 변형된 경우 손상받지 않아 원형 그대로 유지되게 한다.  이차원 촬상 장치는 기판, 기판 상에 형성된 이차원 광전 변환기 및 내부에 기판과 광전 변환기를 수용하는 장치 캐비넷을 포함하고, 장치 캐비넷의 적어도 일부는 변형 가능하며 원형으로 복원이 가능하고, 에어백과 같은 복수의 컨테이너가 상기 기판과 상기 장치 캐비넷 사이의 갭 내로 삽입되어 상기 장치 캐비넷의 내벽 표면과 상기 기판이 서로 접촉하지 않도록 한다.
Patent KR-20000055645-A (KR)
Inventor: JIN KYEONG BOK
IPC: G11B7/1263
Filed: 1999-02-09
Abstract: PURPOSE: A method for controlling recorded time is provided to minimize jitter amounts by sampling a reflecting amounts of a regular section to check material quality of an optical disk, to drive a laser diode according to the checked material quality, and by controlling the recorded time to perform a running optimum power control(OPC) function. CONSTITUTION: A method for controlling recorded time according to material quality characteristics of an optical disk, comprises the steps of: sampling a predetermined section among radio frequency(RF) signals outputted according to optical amounts of a laser beam, radiated in the optical disk by being radiated in a laser generator during a recorded section of a regular clock pulse; dividing the RF signals to detect a peak level of the optical disk according to the RF signals of each divided point; comparing time forming the detected peak level with preset time; and if the time is faster than the preset time, shortening the recorded section to slow down recorded time radiating the laser beam, and if the time is slower than the preset time, extending the recorded section to quicken the recorded time radiating the laser beam.
Patent KR-20000056489-A (KR)
Inventor: CHO WON JU
IPC: H01L21/02
Filed: 1999-02-22
Abstract: PURPOSE: A method for fabricating a wafer of a semiconductor device is to improve a reliability of a device by removing faults such as a giant dislocation loop and an OSF(Oxygen Stacking Faults)-ring. CONSTITUTION: A fabrication method of a wafer comprises the steps of: growing a silicon ingot at a pulling speed of at least 0.4mm/minute; slicing the silicon ingot and producing a wafer; treating with heat the wafer; oxidizing the heat treated wafer; removing an oxide film of the wafer surface; and polishing and chemically processing the wafer surface. A denuded zone(5) depth is more than at least 10 micrometers from the wafer surface. In the wafer surface, a crystal originated particle defect concentration is less than the maximum 0.077 per square centimeter, an oxygen defect concentration is less than the maximum 1 x 10¬18 per cubic centimeter, and a bulk micro-defect(6) concentration existing in deeper region than the denuded zone depth is in range of 1 x 10¬18 to 1 x 10¬18 per cubic centimeter.