baber/WOPTO huggingface dataset:
Patent KR-20000015140-A (KR)
Title: Contact hole formation method of semiconductor devices
Inventor: KIM BYUNG-SEON
IPC: H01L21/336
Filed: 1998-08-27
Abstract: PURPOSE: A method for forming a contact hole is provided to improve a misalignment margin and a contact resistance by using an etching stopping layer. CONSTITUTION: The method comprises the steps of forming a lower wire pattern having a conductive layer (25) and a protection layer (27) on a semiconductor substrate (21); forming a first interlayer insulator having a capping insulator (35) and an oxide (37) on the resultant structure; etching the first interlayer insulator to expose the surface of the protection layer (27); sequentially forming an etch stopping layer (39) and a second interlayer insulator (41), wherein the etching selectivity of the etch stopping layer (39) is higher than that of the second interlayer insulator (41); exposing the etch stopping layer (39) by patterning the second interlayer insulator (41); and etching the exposed etch stopping layer (39), thereby forming a contact hole.
Patent KR-20000018767-A (KR)
Title: Method for producing superfine talc powder
Inventor: CHAE YOUNG BAE
IPC: B02C19/06
Filed: 1998-09-04
Abstract: PURPOSE: A method for producing superfine talc powder is provided to increase milling efficiency by properly using a milling agent. CONSTITUTION: Stearic acid as a milling agent is added at an optional time using 0.5-1.2wt% compared with powder weight while milling talc ore to produce superfine powder more than 1250 mesh using a dry attrition mill. Then the superfine talc powder is used for engineering plastics, medicine, a cosmetic and paint by maximizing productivity and working efficiency of the milling
Patent KR-19990024051-A (KR)
Title: 태양열을 이용한 시설원예용 지중가온 시스템
IPC: A01G9/24
Filed: 1998-09-15
Abstract: 본 발명은 태양열을 이용한 시설원예용 지중가온(地中加溫) 시스템에 관한 것으로서, 특히 다수의 집열기(11)를 통해 태양열을 흡수하여 순환중인 전열매체를 가열하는 집열부(10)와, 상기 집열부(10)에 의해 가열된 고온의 전열매체와 축열탱크(40)에 저장되어 있는 저온의 난방수를 열교환시키는 열교환기(30)와, 상기 축열탱크(40)에 저장되어 있는 고온의 난방수를 각각의 시설원예 하우스에 지중매설되어 있는 난방호스(141,142)로 분배하는 분배기(81,82)와, 상기 분배기(81,82)로 배출되는 난방수의 온도를 일정하게 조정하는 전동밸브(50)와, 배관내의 전열매체를 전열매체 공급탱크(60)로 토출시켜 배관내의 압력상승을 방지하는 안전밸브(101)와, 상기 전열매체 공급탱크(60)에 저장되어 있는 전열매체를 배관내로 공급하여 배관내의 압력저하를 방지하는 압력펌프(116)와, 배관내의 난방수를 난방수 공급탱크(70)로 토출시켜 배관내의 압력상승을 방지하는 안전밸브(102)와, 상기 난방수 공급탱크(70)에 저장되어 있는 난방수를 배관내로 공급하여 배관내의 압력저하를 방지하는 압력펌프(117), 및 상기 구성요소를 제어하는 제어기(20)를 구비함에 환경오염을 방지하며 아울러 저렴한 비용으로 시설원예 하우스내의 토양의 온도를 작물이 성장할 수 있는 최적의 상태로 조성할 수 있다.
Patent KR-19990030063-A (KR)
Title: 보호회로 및 이 보호회로를 사용한 전자회로
IPC: H01L27/04
Filed: 1998-09-23
Abstract: 서지에 대해서 큰 보호범위 및 보호범위를 조정하는 능력을 갖는 보호회로가 개시된다.  보호회로(101)는 증가형 N-채널 MOS 트랜지스터(102)의 드레인이 입력단자(306)에 접속되고, 게이트 및 소스가 저항기(103)의 일단에 접속되며, 이 저항기(103)의 타단은 접지단자(205)에 접속되도록 하여 구성된다.  이러한 식으로, 전류를 조정하는 수단은 보호회로(101) 내에 제공되어, 보호동작시 보호회로(101)의 저항은 적합하게 증가되어 큰 전류가 쉽게 흐를 수 없는 회로구조를 얻을 수 있다.
Patent KR-20000020942-A (KR)
Title: Power antenna apparatus
Inventor: LEE HAN SANG
IPC: H01Q1/24
Filed: 1998-09-24
Abstract: PURPOSE: A power antenna is provided to be contracted/extended by a transferring body, which is moved along a spiral of a compression spring, so as to absorb an external force exerted on the antenna and thus improve the durability of the product. CONSTITUTION: A power antenna comprises a housing(31) in which an antenna(10) is received, a driving motor(21) which is coupled to the housing and generates a rotational force, a worm(23) which is connected to a shaft of the driving motor, a worm wheel(22) which is mounted in the housing so as to be engaged with the worm and has a coupling shaft of a hollow body through which the antenna is passed, a compression coil spring(32) which is disposed in the housing so as to be wound on the antenna and rotatable connected with the coupling shaft, a transferring body(35) which is disposed in the compression coil spring and formed with a protrusion projected from an inside of the compression coil spring to an outside of the compression coil spring, and a guiding rail which is disposed in the direction of the length of the housing so as to pass through the protrusion of the transferring body. The transferring body contracts/extends the antenna into/from the housing, when the compression coil spring is rotated. The guiding rail elevates/descends the transferring body. Thereby, since the external force exerted on the driving device is absorbed by the compression coil spring, a reliability of the product is improved.
Patent KR-19990036681-A (KR)
Title: 딥 서브마이크론 ｃｍｏｓ공정과 호환가능한 측면 바이폴러트랜지스터를 갖는 반도체 집적 회로 및 그 제조 방법
IPC: H01L21/8249
Filed: 1998-09-25
Abstract: 측면 바이폴러 트랜지스터를 갖는 반도체 집적 회로가 서브마이크론 CMOS 공정과 호환가능한 방법으로 제조된다.     베이스 콘택 구조체는 활성 영역의 상부 표면의 일부분에 본질적으로 직접 접속되고, CMOS 활성 영역에 있는 게이트 유전층 상의 게이트 전극의 형성과 본질적으로 동시에, 바이폴러 활성 영역 상에 형성된다.     베이스 콘택 영역과 인접한 측벽 스페이서들이 형성되고, 경사각 주입을 사용하여 베이스 콘택 구조체 아래에 베이스 영역이 형성된다.     에미터 영역과 콜렉터 콘택 영역은 CMOS 소오스 및 드레인 영역과 동시에 형성된다. 선택적인, 경사각 콜렉터 주입이 소망하는 곳에 수행될 수 있다.
Patent KR-20000021174-A (KR)
Title: Liquid crystal display
Inventor: KWON OH KYUNG
IPC: G02F1/1343
Filed: 1998-09-26
Abstract: PURPOSE: A liquid crystal display is provided to achieve a pixel formation of a thin film transistor liquid crystal display to reduce the domain of the entire module without the necessity of a specific domain for implementation of a line memory by forming the line memory by means of a data line. CONSTITUTION: A semiconductor activated domain(12) is formed on a substrate(11), separated every pixel. A gate oxidation film(13) is formed on the semiconductor activated domain(12). A gate line(14) is formed as polycide on the gate oxidation film(13). An inter-layer insulation film(15) insulates an electrode(14') of a capacitor from the gate line(14) and the capacitor. A data line(16) vertically crossed with the gate line(14) is formed as a metal layer on the inter-layer insulation film(15). Another inter-layer insulation film(17) insulates the data line(16) electrically. A part of black matrix(18-1) is horizontally formed on the data line(16). A liquid crystal(20) and a common electrode(21) are formed on a protection film.
Patent KR-20000021404-A (KR)
Title: Camcorder having repeating digital zooming function and method for implementing the repeating digital zooming function the same
Inventor: JEON HONG KI
IPC: H04N5/225
Filed: 1998-09-29
Abstract: PURPOSE: A method for implementing a repeatedly zooming function is provided to repeatedly perform a function capable of shooting a predetermined window of an object's screen, by rapidly magnifying to predetermined magnification and a medium speed, by selecting the predetermined window of the object's screen, by compounding an optical zooming function and a digital zooming function. CONSTITUTION: A camcorder having a repeating digital zooming function comprises: a repeating digital zooming selection key for setting up a repeating digital zooming mode; a screen selection/image magnifier for selecting a predetermined window in inputted whole screen, and magnifying the selected window to a predetermined magnification and a predetermined zoom speed; a memory for storing information on the window, the magnification, and the zoom speed; and a CPU(Central Processing Unit) for controlling the screen selection/image magnifier, by having the information on the obtained magnification and the zoom speed, when a command of the digital zooming selection key is inputted. The camcorder expresses emphasis or surprise on special shot screen.
Patent KR-20000021651-A (KR)
Title: Structure for fixing headrest of vehicle
Inventor: SIM SANG GEUN
IPC: B60N2/48
Filed: 1998-09-30
Abstract: PURPOSE: A structure is provided to have good ride comfortableness without a flow after adjusting height of a headrest by fixing the pole of the headrest with a supporting pin in one guide sleeve and with a locking pin in the other guide sleeve. CONSTITUTION: A pole(11a) moves while flowing by the adherence of a supporting pin(17) when poles(11)(11a) of a headrest(10) moves upward and downward. After moving the headrest, the headrest is fixed by preventing the pole from flowing as hanging the inside of a first locking pin(16) on a second locking groove(12) of the pole. Therefore, the headrest is fixed on guide sleeves(13)(13a) formed on the upper front seat by fixing the front poles in one guide sleeve(13a) and the side poles in the other guide sleeve(13).
Patent KR-20000025578-A (KR)
Title: Method for modeling traffic road and method for recognizing traffic lane using the same
Inventor: LEE SEOK HAN
IPC: G06V10/44
Filed: 1998-10-13
Abstract: PURPOSE: A method for modeling a traffic road and a method for recognizing a traffic lane using the same are provided to recognize a traffic lane according to each image information of a traffic road by using a sensor and a camera. CONSTITUTION: A method for modeling a traffic road and a method for recognizing a traffic lane using the same comprise the steps of: modeling(200) a traffic road as a connection form of rectangle plates; extracting(210) traffic road pixels within the modeled plates by projecting the modeled plates through a camera and converting the extracted traffic road pixels to a straight line traffic lane information; reproducing(220) the traffic road information by projecting the straight line traffic lane information of the traffic road image on the modeled plates; optimizing(230) the traffic lane information by applying restricted conditions related to characteristics of the traffic lane; and remodeling(240) information about a current traffic lane to straight line plates by reflecting the optimized traffic lane information, vehicle speed, and the modeled plate information and outputting locations and directions of the plates.
Patent KR-20000026220-A (KR)
Title: Device and method for controlling time of inflating air bag
Inventor: CHA JEONG HUN
IPC: B60R21/015
Filed: 1998-10-19
Abstract: PURPOSE: A device and a method for controlling the time of inflating an air bag are provided to divide the inflated zone of an air bag based on the present position of a passenger and to control the firing time of the air bag so as to inflate the air bag in the optimum condition on the generation of a collis ion accident based on the divided inflated zone. CONSTITUTION: A device is composed of a device for measuring a change of length of a safety belt, a device for measuring a change of a position of a chair, a microcomputer and an air bag ECU(40). Herein, the inflated zone of the air bag is divided into a red zone, an overlap zone and a green zone based on the result that the microcomputer outputs the present position of a passenger by a signal of sensing length and position. Then, if a control signal of folding/inflating the air bag is output, the air bag ECU inflates the air bag in the red zone by controlling the operation of an in flator module, folds the air bag in the green zone and folds or inflates the air bag in the overlap zone based on the speed of a vehicle and inflating the air bag.
Patent KR-20000031357-A (KR)
Title: Method for detecting abnormality of pressure sensor for washing machine
Inventor: KIM YOUNG SU
IPC: D06F33/02
Filed: 1998-11-05
Abstract: PURPOSE: A method for detecting an abnormality of a pressure sensor is provided to detect a momentary contact badness of the pressure sensor. CONSTITUTION: A detecting method comprises steps of: introducing into a checking program of the abnormality of the pressure sensor by controlling a previously established key; detecting the abnormality of the pressure sensor with a pressure sensor having a different detecting period to a real washing process; and displaying the abnormality of the pressure sensor detected in a detecting step with multi-stages according to its degree. The detecting method maximizes the accuracy of detection by detecting a momentary disconnected state of signal by a bad contact.
Patent KR-20000031588-A (KR)
Title: Three-way valve
Inventor: LEE DEOK HUI
IPC: F16K11/00
Filed: 1998-11-07
Abstract: PURPOSE: A three-way valve is provided to improve the safety by preventing gas leakage with an O-ring-shaped packing on the circumference of a piston valve. CONSTITUTION: A piston valve(40) maintains the neutral state if the pressure of gas introduced from gas containers on both sides is equal. However, the piston valve is slid in a direction pressurizing gas to close a path of a gas inlet hole(31) if the gas is introduced through the other gas inlet hole(31) after a branch pipe valve is opened. That is, the piston valve is moved to left by the gas pressure if the gas is introduced from the right gas inlet hole. An auxiliary valve communicated with a gas path is pushed downward by the gas pressure so the gas as to flow to an outlet hole. A path communicated with the left gas inlet hole is closed by an O-ring installed on a short sill of the piston valve while a lower path is lifted up by the elasticity of a spring so the O-ring as to close the gas path.
Patent KR-20000031785-A (KR)
Title: Multiplication/division method in telecommunication system
Inventor: LEE HEE JUN
IPC: H04B1/40
Filed: 1998-11-10
Abstract: PURPOSE: A multiplication/division method in a communication system is provided to improve an operation speed by performing a pre-operation for a signal according to a channel decoding code. CONSTITUTION: A multiplication/division method in a communication system comprises the steps of: performing a pre-operation for a signal according to a channel decoding code and storing the operated value to a look-up table; and searching a value corresponding to an input signal by searching the look-up table and performing a multiplication/division operation for the value. In the method, a multitude of the look-up table is generated according to a signal coefficient combination of the channel decoding code.
Patent KR-20000037708-A (KR)
Title: Light reversible multiplexor
Inventor: JEON MIN YONG
IPC: G02B6/00
Filed: 1998-12-01
Abstract: PURPOSE: A light reversible multiplexor is provided to obtain a reversibly multiplied signal easily without using a light filter by using a light fiber loop mirror. CONSTITUTION: A light of pump light and signal light is irradiated into an input port(11). A output port(14) outputs the mixed light. A dispersing medium consists of a light fiber. A light fiber loop mirror(20) generates dispersion of color. A light engager(30) irradiates the light which is irradiated in the input port(11) towards both directions of the light fiber loop mirror(20), and processes the light to the input port(11) and the output port(14).
Patent KR-20000037931-A (KR)
Title: Apparatus for automatically controlling defrosting operation in heating mode of air conditioner
Inventor: PARK HYUN CHEOL
IPC: F24F11/00
Filed: 1998-12-03
Abstract: PURPOSE: An apparatus for automatically controlling a defrosting operation in a heating mode of an air conditioner is provided to protect a compressor by controlling a temperature of a refrigerant introduced into the compressor at converting a cooling and heating operation, and realize a high operation ratio at a very low temperature. CONSTITUTION: An apparatus for automatically controlling a defrosting operation in a heating mode of an air conditioner includes a copper pipe(16) connecting an outlet part(11) of a compressor in a four-way valve structure(10) and a vent part of a heat exchanger(14) of an outdoor unit so that a refrigerant of high temperature around the outlet part of the compressor is introduced into the inlet part(13) of the compressor in a heating mode, wherein the copper pipe has a so small inner diameter that the refrigerant around the heat exchanger of the outdoor unit does not counterflow into the outlet part of the compressor.
Patent KR-20000041740-A (KR)
Title: Test socket of bga device
Inventor: YOON SANG JAE
IPC: H01R33/76
Filed: 1998-12-23
Abstract: PURPOSE: A test socket of a BGA device is provided to comprise a contact member for wiping action. CONSTITUTION: A test socket of a BGA(ball grid array) device includes a contact block(10) and a housing(20). The contact block(10) includes long holes in a two-dimensional formation so as to apply constant pressure on the surface of a solder ball when the BGA device touches the solder ball. A through hole is formed in the center of the long hole. The slant member of the contact block and the and through hole includes a conductive member applied on each other's surface. The housing(20) includes a contact block implementation hole and a mount. The contact block implementation hole is provided to mount the contact block. The mount is implemented on the surface of the contact block implementation hole so as for the BGA device to be mounted on.
Patent KR-20000043061-A (KR)
Title: Manufacturing method of semiconductor device
Inventor: JEONG TAE U
IPC: H01L21/28
Filed: 1998-12-28
Abstract: PURPOSE: A manufacturing method of a semiconductor device is to form a charge storage electrode of stack cylinder type having good shape without causing the defect. CONSTITUTION: A manufacturing method of a semiconductor device comprises the steps of: providing a semiconductor substrate(31) on which a conductive plug(33) is formed in a contact for a bit line(34) and a contact for a charge storage electrode(41); forming a bit line surrounded by an isolation film and subsequently forming a barrier nitride film(37) and a thin oxide film(38) for self-aligned contact; etching a part of the oxide film to form a contact hole for charge storage electrode in a cell area and an align-key in a peripheral circuit area, followed by forming a thick polysilicon layer and a reflective prevention film; forming a photo sensitive film pattern on the reflective prevention film of the contact hole and forming a spacer polymer at side walls of the pattern; etching the reflective prevention film and the polysilicon layer to remain the polysilicon layer only in the contact hole parts; removing the pattern and etching the exposed parts of the reflective prevention layer and the polysilicon film; and removing the spacer polymer and forming the charge storage electrode of stack cylinder type by performing wet etching process.
Patent KR-20000043976-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: LIM MYUNG HO
IPC: H01L21/3065
Filed: 1998-12-29
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to improve a reliability of a device by removing the remaining polycrystal silicon. CONSTITUTION: A method for manufacturing a semiconductor device comprises the following steps. A cell region and a peripheral region are defined on a substrate(31). An insulating layer is applied on the substrate. A multitude of word line(33) formed with a gap insulating layer is formed. A first insulating layer side wall(34a) is formed on both substrate of each word line of the cell region. A first insulating layer(34) is formed including on the substrate of the peripheral region including the word lines. A conductive material is formed on a front face of the substrate. A plug is formed on the cell region by flattening the conductive material. The remaining conductive material of the peripheral region is removed by mixed plasma of SF6+O2.
Patent KR-20000044823-A (KR)
Title: Manufacturing method for two layered thin film micromirror array-actuated device
Inventor: KIM HYUNG JUNG
IPC: G02F1/015
Filed: 1998-12-30
Abstract: PURPOSE: A manufacturing method for two layered TMA device is provided to simplify the manufacturing process and to increase the absorption and the adherence of the surface by depositing the sylation agent. CONSTITUTION: A device comprises a driving substrate(210), an insulation layer(211), a metal layer(214), a MOS transistor(212), a blocking layer(216), an upper part protection layer(217), an etching preventing layer(218), an actuator(230), a membrane(231), a lower electrode(232), and an electroplasive(233). A manufacturing method comprises the steps of preparing a driving substrate in which the insulation layer, MOS transistor and the drain electrode are formed; forming the first sacrificial layer in which the supporting part is formed; forming the actuator in which the membrane, lower electrode, and the upper electrode are formed; forming the multi layered second sacrificial layer in which the sylation layer is formed in turn; forming the mirror supporting part by eliminating a part of the second sacrificial layer; forming the mirror layer; and eliminating the first and second sacrificial layer.
Patent KR-20000044954-A (KR)
Title: Repair etching method of semiconductor device
Inventor: CHO YOON SEOK
IPC: H01L21/306
Filed: 1998-12-30
Abstract: PURPOSE: A repair etching method of a semiconductor device is provided to be capable of increasing a repair yield by improving an uniformity of an oxide film thickness on a fuse layer. CONSTITUTION: A repair etching method of a semiconductor device comprises forming an interlayer insulation film(12) and a fuse layer(13) on a semiconductor substrate(11), sequentially. After forming a first oxide film(14) on the fuse layer(13), a blocking layer(15) and a second oxide film(16) are sequentially formed on the first oxide film(14). The second oxide film(16) is excessively etched by using a photoresist pattern as a mask until the blocking layer(15) is sufficiently exposed. The blocking layer(15) is etched by using the photoresist pattern as a mask until the first oxide film(14) is sufficiently exposed. The first oxide film(14) is etched so as to have a thickness of a several-thousand angstrom on the fuse layer(13).
Patent KR-20000045816-A (KR)
Title: Method for embodying pnni network using e.614 address system
Inventor: KIM KWANG LYOL
IPC: H04L12/28
Filed: 1998-12-30
Abstract: PURPOSE: A method for embodying a PNNI(Private Network to Network Interface) network using a E.614 address system is provided to configure a PNNI network by expressing the E.164 address system of a public network in the pattern of a DCC(Data Country Code). CONSTITUTION: If an address system conversion unit confirms a E.614 address requested from a public network side(S1), a common address system is converted into the address of a DCC pattern and outputted to a PNNI routing block(S2). In case that the function bock of a PNNI network transfers the address of the DOC pattern to other function block of the public network, if the address system conversion unit confirms the address of the DOC pattern requested from the PNNI network(S3), the common address system is converted into the address of the E.614 pattern and supplied to a call processing block(S4).
Patent KR-20000046306-A (KR)
Title: Method for preparation of phase reversing core/shell type microgel
Inventor: CHI CHANG HO
IPC: C08J9/34
Filed: 1998-12-31
Abstract: PURPOSE: A method for the preparation of phase reversing core-shell type microgel is provided, which is prepared by two-step process without emulsifying agent of the conventional core/shell two-step process. So the microgel has at once merits of paints using conventional microgel emulsifying polymer as main resin and enhanced water-resistance. CONSTITUTION: A method for the preparation comprises the steps of; preparing core emulsion polymer by addition reaction of 10-50 pts.wt of monomer containing carboxylic group in molecular, 50-90 pts.wt of non-crosslinked type monomer containing one olefin in molecular, crosslinked type monomer containing selectively two more olefin in molecular and/or cationic type reactivity emulsifying agent based on 100 pts.wt of core monomer composition; preparing similar water-soluble resin by adding 0.5-1.2 equivalent of neutralizing agent based on one equivalent of carboxylic acid of the prepared core emulsion polymer; and preparing shell emulsion polymer by reacting 88-99.9 pts.wt of non-crosslinked type monomer containing one olefin in molecular and 0.1-12 pts.wt of crosslinked type monomer containing two more olefin in molucular.