baber/WOPTO huggingface dataset:
Patent KR-20000004364-A (KR)
Title: Forming method of metal wire of a semiconductor device
Inventor: CHO SEONG YUN
IPC: H01L21/28
Filed: 1998-06-30
Abstract: PURPOSE: A forming method of metal wire is provided to measure a size of contact hole easily by improving surface characteristics of lower part of contact hole and to reduce contact resistance by removing residue of photoresist film completely. CONSTITUTION: The method comprises the steps of: forming a metal film(21a), an ARC(Anti-Reflective Coating) film(22a) and a polysilicon film(23a)_ on a semiconductor substrate(20) orderly, forming a lower pattern(200) of electric conduction film by patterning the polysilicon film, ARC film, and a metal film, forming an insulating film between layers on the entire surface, forming a contact hole by etching the insulating film between layers to expose some part of the polysilicon film, and forming an upper pattern of electric conduction film which contacts with the lower part of electric conduction pattern through a contact hole(25).
Patent KR-20000009041-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: KIM YOUNG HO
IPC: H01L21/28
Filed: 1998-07-21
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to prevent over-exposure and misalignment within a contact hole forming process. CONSTITUTION: According to the manufacturing process, a gate electrode(104) is formed on a semiconductor substrate(100). Next, first and second insulation films are deposited into overall surface of the semiconductor substrate(100). Next, a photoresist pattern(112) is formed on upper surface of the gate electrode(104), and is formed boundary portion between a field area and a activation area. Last, an etching process is performed to form contact holes(114) by a mask of the photoresist pattern(112), so that surface of the semiconductor substrate(100) is exposed at the areas. Thereby, hole size of the gate electrode(104) can be reduced, and a dual contact hole is formed at source and drain electrodes.
Patent KR-20000009212-A (KR)
Title: Rotation filtering equipment protector
Inventor: KIM YOUNG SANG
IPC: B01D35/14
Filed: 1998-07-22
Abstract: PURPOSE: A rotation filtering equipment protector is provided to protect a high price rotation filtering equipment by easily inspecting overloading or unbalanced loading generated on working the rotation filtering equipment and to prevent the device from corroding. CONSTITUTION: An one thru-flow typed rotation filtering equipment(1) comprises: a driving device(200) containing a driving motor, driving sprockets(210)(220), main shaft(230), a sprocket(240) and a chain(250); a filtering basket(300) circularly transferred by being combined to both sides of the chain and filtering filth from seawater; an extra abstracting device abstracting filth on the filtering basket; and a frame(400) supporting and receiving all components. The filtering basket fixed on a basket attaching hole(251), filters all kinds of filth flowing with seawater by drawing up seawater along the chain as forming the bottom face with a net(310). Finally, the filtered filth is discharged by the extra abstracting device.
Patent KR-20000009470-A (KR)
Title: Turbo compressor
Inventor: KIM HYUNG SUK
IPC: F04D29/04
Filed: 1998-07-24
Abstract: PURPOSE: A turbo compressor is provided to reduce the passage resistance and the manufacturing cost by manufacturing an impeller and an inducer separately. CONSTITUTION: The turbo compressor comprises:a first and a second impellers(120, 130) which consists of inducers(161, 162) to induce the inlet of the coolant gas; a rotary shaft(141) formed in a hollow core type and having a first and second impellers(120, 130). Herein, many impellers(121, 131) is formed on the rear of the inducers. And a rotor(151) of a driving motor(150) is integrally formed on in the middle of the rotary shaft and is compressively inserted by shrink-on. A thrust bearing(170) is installed between the rotor of the driving motor and the second impeller.
Patent KR-20000009878-A (KR)
Title: Back light assembly
Inventor: JUN JAE HWAN
IPC: G02F1/1335
Filed: 1998-07-29
Abstract: PURPOSE: A back light assembly is provided to improve uniformity of light in a liquid crystal display device and to prevent a lamp from being damaged. CONSTITUTION: A fixing projection(120) is formed to be inclined at a predetermined slope. An edge portion(142) of an optical plate(140) adjacent to the fixing projection is formed with the same shape as the fixing projection. In this case, a light emitted from a lamp becomes equal to an incident light upon a central portion and the edge portion of the optical plate, so that an area opposite to the edge portion of the optical plate in an LCD panel is prevented from being darkened by shielding light against the fixing projection. Also, a contact area between the fixing projection and the optical plate is large. Therefore, if external impact is applied to the liquid crystal display device, the impact is dispersed to prevent external force of the optical plate from being applied to the lamp and also prevent the edge portion of the optical plate from being damaged.
Patent KR-20000009970-A (KR)
Title: Microwave oven
Inventor: KIM YUN KON
IPC: F24C15/32
Filed: 1998-07-29
Abstract: PURPOSE: A microwave oven is provided to improve cooling effect of electrical parts by smoothly exhausting heated air from the electrical parts equipped area. CONSTITUTION: The microwave oven comprises; and external casing(1) and an internal casing(3) which has a cooking cavity(5) and a parts room(7). The internal casing(3) has a front panel(11) back panel(3) and a base panel(15) which are connected with the front, back and the base of the external casing(1) respectively and a cavity casing(17) which is connected with the front panel(11), back panel(3) and base panel(15) respectively to form a cavity. In the left area of the front panel(11) a door(6) is hinge fixed to turn open and close the front opening of the cavity(5). In the parts room(7) a magnetron(20) is installed to output microwave into the cavity(5).
Patent KR-20000014658-A (KR)
Title: Method for judging quality and grade of liquid pickled fish by measuring amount of uric acid
Inventor: JO YOUNG-JE
IPC: G01N21/00
Filed: 1998-08-18
Abstract: PURPOSE: A method for judging quality and grade of a liquid pickled fish is provided to prevent the liquid pickled fish from being deteriorated by mixing water and establish distribution order of the liquid pickled fish. CONSTITUTION: The method comprising the steps of measuring an amount of uric acid contained in the liquid pickled fish and measuring diluted degree caused by water mixture to judge quality and grade of the liquid pickled fish. The liquid picked fish is centrifuged to remove a deposit and filter an upper solution and is quantified by a neutral perchloric acid solution to be solution for measuring an amount of uric acid.
Patent KR-19990029358-A (KR)
Title: 이축배향 메탈로센계 폴리프로필렌 필름
IPC: B29C55/12
Filed: 1998-08-24
Abstract: 본 발명은 가장 인접한 위치에서 치환된 브릿지된 라세믹 비스(인데닐)로 특징된 메탈로센 촉매존재하에서 프로필렌 중합에 의해 생성된 폴리프로필렌 폴리머의 제공을 포함하는 이축배향 폴리프로필렌 필름 제조방법에 관한 것이다.  폴리프로필렌은 0.5 - 2%의 2,1 삽입을 포함하고 최소한 96%의 메조 5가 원소 및 최소한 99%의 메조 2원소가 이소택틱성을 갖는다.  필름은 약 5 또는 6의 연신 비로 기계방향으로 그리고 8 또는 9의 연신비로 가로방향으로 슬롯 다이로 부터 생성된 폴리머를 압착해서 형성되어, 160℃보다 작은 피크값의 비일정한 용융온도를 갖는 이축배향 필름을 생성한다.  폴리프로필렌 폴리머는 5g/10분 이하의 용융흐름 지수를 갖고, 100,000-400,000g/mole 범위내의 평균분자량을 갖는다.  18μ 두께의 형태로 될 때, 필름은 최소한 1400MPa의 기계방향 시컨트 모듈, 최소한 2,200 MPa의 가로방향 시컨트 모듈, 0.5이하의 운동필름 대 필름 마찰계수, 및 2.6 g/m 2 /d의 투수성과 2,400 c 3 /m 2 /d 이하의 산소투과성으로 특징된다.  필름은 최소한 140℃의 온도로 가열될 때 기계방향으로 최소한 8% 및 가로방향으로 16%의 수축요소에 의해 특징된다.
Patent KR-19990029704-A (KR)
Title: Ｉｃ 칩의 볼 그리드 배열 포장을 위한 납땜 볼 배치 시스템
Filed: 1998-09-11
Abstract: 템플레이트 배열을 위한 수단, 납땜 볼 배치를 위한 수단 그리고 레이저 헤드로 구성된 BGA 포장상에서 납땜 볼 배치를 위한 시스템 하나의 템플레이트가 사전에 적용된 흐름을 갖는 기판표면상에 위치하는 연결패드와 정렬된다.  상기 정렬된 템플레이트는 상기 작은 배치 수단에 의해 패드상으로 볼의 정확한 안내를 허용한다.  하나의 볼이 상기 템플레이트내 각각의 구멍내로 떨어져 패드상에 배치된다.  다음에 상기 패드상에 위치하는 볼들이 짧은 시간동안 레이저헤드를 통해 한 레이저에 노출되어 볼이 부분적으로 용융될 수 있도록 한다.  레이저에 이와같이 짧은 시간동안 노출되므로써 상기 기판의 패드로 원만한 접착 또는 상기 볼들의 태그(tag)를 발생시키게 된다.  일단 상기 볼들이 태크 되기만하면, 이들 볼들은 쉽게 이동되지 않고 상기 재흐름 오븐으로 전달될 수 있다.
Patent KR-20000019772-A (KR)
Title: Method for outputting transmission result confirmation list for facsimile
Inventor: LEE WOO YOUNG
IPC: H04N1/32
Filed: 1998-09-15
Abstract: PURPOSE: A method capable of easily confirming contents of documents transmitted from a user by outputting a transmission result confirmation list of a text form and a first page data of a transmitted document is provided. CONSTITUTION: In a method for outputting a transmission result confirmation for a facsimile, a document which is being transmitted to a receiver is scanned. The scanned data is stored in a memory of a facsimile. The data stored in the memory is transmitted to a receiver side. A predetermined amount of data among the data stored in the memory is converted into an image data. The converted image data is synthesized with a text data which indicates a transmission result information. A transmission result having the synthesized text data and image data is outputted.
Patent KR-20000020110-A (KR)
Title: Device for controlling driving of heating strip of vehicle
Inventor: KIM DAE HUN
IPC: B60S1/60
Filed: 1998-09-17
Abstract: PURPOSE: A device is provided to prevent unnecessary power consumption by switching power supplied to the heating strips according to the sensing of moisture of fogs and frosts, and to secure a clean rear visibility at the same time. CONSTITUTION: A device comprises of: an electric conductive sensor to sense the concentration of moisture by installing between heat rays installed in a rear glass; a detecting unit of electric conductive(60) to output an appropriate voltage by detecting the electric conduction according to a signal output from the electric conductive sensor; a comparing unit to compare the voltage output from the detecting unit of electric conduction with a standard voltage; and a witching unit of power(30) to cut the power supplied to the heating strips through a switch unit for driving the heating strips by switching according to the level of the voltage output from the comparing unit. When the power output from a battery(10) is supplied to the heating strips(40), heating strips(40) starts to remove moisture of the rear glass by generating the heat. When the moisture of the rear glass is removed completely, power is supplied to a transistor(Q) of the power switching unit(30) by outputting a 'high' signal in a comparator(COM) of the comparing unit(70) because the voltage output from the detecting unit of conduction(60) is lower than the standard voltage, and the power supplied to the heating strips(40) is automatically cut because a relay(RY) is not operated by turning off the transistor(Q).
Patent KR-20000021822-A (KR)
Title: Device for stopping right position of wiper blade for vehicle
Inventor: KIM YONG TAE
IPC: B60S1/08
Filed: 1998-09-30
Abstract: PURPOSE: A stopper is offered to relieve from a problem of assembling, also to prevent a load for hindering a rotation of an output axis of a motor as preventing an error of an operation of a wiper. CONSTITUTION: A constitution of a stopper contains the steps of: establishing a stopper of blade right position consisted of one assembly on a cover established at a gear case(2), establishing a plate(20) having a specific area as having a magnetic material to an output gear(7b), and stopping a wiper blade in case of passing through the plate when rotating the output gear to prevent an error of an operation of a wiper by removing a load pressed on the output axis of a motor. Also, noise and vibration are prevented as increasing a reliability of the wiper because a delivery member(28) for constituting a stopper of a right position to the output gear all the time is not contacted. Also, a problem of assembling is solved by establishing a case(25) to be equipped/taken off from a cover established in a gear case.
Patent KR-20000024726-A (KR)
Title: Method for abrasion semiconductor wafer
Inventor: KIM CHUN KWANG
IPC: B24B37/04
Filed: 1998-10-01
Abstract: PURPOSE: A method for abrasion semiconductor wafer is provided to increase the speed while decrease the time in the abrasion of a wafer by performing the abrasion of the wafer in a plurality of steps by controlling the load applied to the wafer during the abrasion. CONSTITUTION: A method for abrasion semiconductor wafer includes the steps of mounting a wafer on an abrasion device, abrasion the wafer repeatedly by reducing the load to be applied to the wafer gradually from a load of 500-700pound for removing the abrasion layer at a high speed to a load of 400pound for realizing the uniform flatness in a low speed, and unloading the abrased wafer from the abrasion device, so that the speed of the abrasion of the wafer becomes increased while the time required for the abrasion becomes decreased.
Patent KR-20000025139-A (KR)
Title: Tiled liquid crystal display
Inventor: JANG YOON SEOK
IPC: G02F1/133
Filed: 1998-10-08
Abstract: PURPOSE: A tiled liquid crystal display is provided to perform easily a process for electrical connection between LCD panels. CONSTITUTION: A tiled liquid crystal display comprises a frame, LCD modules, a conductive elastic member(20), and a pressing portion. The LCD modules are installed on the frame. The LCD modules comprise LCD panels(16) formed edge electrodes(18), respectively. The conductive elastic member is inserted into between the LCD panels. The conductive elastic member connects electrically the edge electrodes faced with the LCD panels. The pressing portion presses sides of the LCD panels. The conductive elastic member is PCR(pressure Conductive Rubber). The PCR is contracted as much as 10% to 70% by pressure from the pressing portion.
Patent KR-20000025589-A (KR)
Title: Tap tape having grooves for relaxing thermal stress
Inventor: CHANG HYUNG CHAN
IPC: H01L23/28
Filed: 1998-10-13
Abstract: PURPOSE: A tap tape is provided to prevent damages to beam leads through a relaxation of a thermal stress occurring in a process attaching a tap tape by forming grooves and holes between the grooves. CONSTITUTION: An insulation tape(102) coated on an internal surface thereof with a conductive material has plural holes(108). A circuit pattern parts(104) composed of beam leads(112) are electrically connected with the holes(108) on one side of the insulation tape(102) including the holes(108). Grooves(106) are formed between the circuit pattern parts(104) adjacent to each other. The grooves(106) are spaced in a predetermined interval with respect to the circuit pattern parts(104) and outside the circuit pattern parts(104).
Patent KR-20000026647-A (KR)
Title: Plasma reactor for discharging gas using spiral electrode for purifying acid exhaust gas
Inventor: CHAE BYEONG SEON
IPC: B01D53/60
Filed: 1998-10-22
Abstract: PURPOSE: A plasma reactor for discharging gas using a spiral electrode for purifying acid exhaust gas is provided to increase an amount processed through each unit and rates of desulfuring and denitrating by improving an electrode for discharging gas. CONSTITUTION: A plasma reactor is comprised by the steps of: giving a specific inclination of 30-45degree to first and second discharging blades of a reactor(21) for discharging gas and discharging blades(24',25') of first and second electrodes for generating an electric field centering a central axis(22) and forming a coolant channel(22') in an inside of the central axis(22). Herein, the first blades for discharging of the reactor(21) and the discharging blades of the first electrode for generating the electric field are formed clockwise to be rotated along the central axis(22), and the second discharging blade of the reactor(21) and the discharging blades(25') of the electrode for generating the second electric field are formed to be rotated counterclockwise.
Patent KR-20000026672-A (KR)
Title: Joining method of ti/al6061 sputtering target assembly and device for joining the same
Inventor: KO MYEONG WAN
IPC: C23C14/34
Filed: 1998-10-22
Abstract: PURPOSE: A joining method of Ti/Al6061 sputtering target assembly is provided at a lower temperature than 825°C, a solidus temperature, by adding a flux of low melting point and is processed with a low price. CONSTITUTION: A method comprises the steps of: preparing a Ti sputtering target and an Al6061 cold substrate; inserting a flux of lower melting point than that of the Al6061 cold substrate in a gap of the Ti target and the Al6061 substrate, in which the flux containing two metals, Si and Cu, make the melting point drop and has a close affinity with the metals, Al and Ti; joining the Ti sputtering target, the flux and the Al6061 substrate(20) at 530-580°C for 60-180min. under vacuum of less than 0.0001torr.
Patent KR-20000031431-A (KR)
Title: Construction method for vibration isolation of explosion type by cutting ground
Inventor: SHIM DONG SOO
IPC: E04H9/02
Filed: 1998-11-06
Abstract: PURPOSE: A construction method for vibration isolation of explosion type by cutting a ground is provided to protect a specific area and a construction from a horror by interfering, offsetting, and dispersing a vibration wave with generating a reverse elastic wave to cut the earthquake force and to clash with an elastic wave of the vibration wave. CONSTITUTION: A fine trench is formed with a break of elongation by detonating with installing a detonator for cutting a ground in a charging slot with scores of layers after alternatively punching a non-charging slot and the charging slot lengthwise according to a regular line of the ground. An underground airbag belt(20) is constructed by installing a detonator for an airbag(21) in the non-charging slot inside the fine trench with scores of layers. After punching a underground mine slot(31) according to a regular separated distance of the underground airbag belt(20), a underground mine belt(30) is constructed by installing underground mines(32) used to the composition of a different property medium layer inside the underground mine slot(31) with scores of layers. And a detonating device(40) is installed to automatically detonate by detecting an earthquake wave transferred each to the detonator for airbags(21) and the underground mines(32).
Patent KR-20000033553-A (KR)
Title: Method for fabricating shadow mask assembly
Inventor: KANG JONG SUCK
IPC: H01J9/20
Filed: 1998-11-24
Abstract: PURPOSE: A method for fabricating a shadow mask assembly is provided which enables the blackening regardless of the material of the shadow mask. CONSTITUTION: A method for fabricating a shadow mask assembly comprises the steps of: performing hydrogen thermal treatment, leveling and plastic forming of a shadow mask; removing grease and darkening the shadow mask, a spring and a frame; welding the frame and the spring, and welding the shadow mask and the frame; assembling the shadow mask assembly and the panel. The shadow mask assembly is darkened in a darkening furnace in a temperature of 580-600°C for 12 or 16 minutes by injecting air and DX gas.
Patent KR-20000038198-A (KR)
Title: Powdered limestone brick using waste powdered limestone
Inventor: CHEONG YOON KI
IPC: B28B1/00
Filed: 1998-12-04
Abstract: PURPOSE: A construction brick material is provided to obtain resources substitution effect by using waste powdered limestone obtained from a process braking ore, to improve the strength of the brick material and to save cost needed to disposal of waste powdered limestone. CONSTITUTION: A powdered limestone brick using a powdered limestone which has compression strength of 4.78 to 50.90 N/mm¬2, is produced by mixing a powdered limestone, lime, water and sand, settling the mixture for determined time, forming the mixture under pressure and then curing the formed mixture at temperature of 95 to 250°C for 2 to 6 hours.
Patent KR-20000039360-A (KR)
Title: Image sensor
Inventor: IN GIL HWAN
IPC: H04N5/30
Filed: 1998-12-12
Abstract: PURPOSE: An image sensor device is provided to suppress the electromagnetic interference and to prevent the video signal from being degenerated in order to improve image quality. CONSTITUTION: An image sensor device includes at least two sensitive array panels(10,10A,10B,10C,10D), a formatter(16), and at least two readers(30A,30B). At least two sensitive array panels(10,10A,10B,10C,10D) are arranged in a matrix format and include a plurality of photo sensitive cells. The formatter(16) formats pixel signals from the at least two sensitive array panels(10,10A,10B,10C,10D) into a video signal format. The at least two readers(30A,30B) transmits the pixel signals from at least two sensitive array panels(10,10A,10B,10C,10D) to the formatter(16) in at least two signals at a time, sequentially.
Patent KR-20000041199-A (KR)
Title: Panel for repairing inner face of concrete water tank and repairing method thereby
Inventor: KANG DAE JUNG
IPC: E03B11/00
Filed: 1998-12-22
Abstract: PURPOSE: A method is provided to repair the inner face of a concrete water tank with a low price and for a short time by using a panel rapidly repairing the inner wall and the bottom of the concrete water tank. CONSTITUTION: A concrete water tank(5) is completely vacuumed and the inner face is fully dried by a blower or a heater. A panel(1) bonds on the inner wall or the bottom after uncovering a paper(4). In a case of an open water tank, the upper edges of all panels are bent outward to cover the upper face of the water tank. In a case of a closed water tank, the ceiling is also bonded with the panel.
Patent KR-20000041530-A (KR)
Title: Washer of toilet
Inventor: PARK KYUN DUK
IPC: E03D1/30
Filed: 1998-12-23
Abstract: PURPOSE: A washer of a toilet is provided to wash stool without using a separated compressor. CONSTITUTION: When a user connects through a hermetic storing tank of washing water(16) and a supplying conduit pipe for washing(14) by controlling levers(24)(24') to wash stool, washing water is faced to the supplying conduit pipe for washing(14) because of a connection with a toilet(12). Water is supplied to the toilet(12) by passing a second passage and a third passage of a three way valve(18) with an expansion of compressed air in the hermetic storing tank of washing water(16). Thereby stool is washed.
Patent KR-20000044283-A (KR)
Title: Fax server for using analog fax in wireless subscriber network
Inventor: JIN HAE GUEN
IPC: H04L12/00
Filed: 1998-12-30
Abstract: PURPOSE: A fax server for using an analog fax in a wireless subscriber network, is provided to connect to the analog fax to the wireless subscriber network, and to transceive fax data. CONSTITUTION: A fax server for using an analog fax in a wireless subscriber network, in a system for transceiving fax data, comprises a wireless subscriber terminal, and an analog fax, and fax server. The wireless subscriber network terminal is connected to a base station of the subscriber network, transceiving data for a fax communication. The analog fax restores an image through a printer, demodulating a received analog signal, and transmits image data created through a scanner, to an analog signal. The fax server is composed of an interface unit(124), a data convertor(123), a buffer(122), a telephone interface unit(125), and a CPU(121). The interface unit(124) interfaces with the wireless subscriber network terminal. The data convertor(123) converts a signal inputted from the terminal or the analog fax, into a digital signal or an analog signal, and outputs the converted signal. The telephone interface unit(125) detects an AT command and processing signal, converting mutually. The CPU(121) converts and outputs the analog signal into the digital signal, or reversely, and generates the processing signal and the AT command, mutually responded.