baber/WOPTO huggingface dataset:
Patent KR-20000009242-A (KR)
Title: Method for eliminating drip line of wet style electrophotographic type printer
Inventor: KWAK JIN GEUN
IPC: B41J2/385
Filed: 1998-07-22
Abstract: PURPOSE: An improved method for eliminating a drip line of a wet method electrophotographic type printer is provided to reduce an abrasion of a photo sensitive belt considering an operation of printing one piece of paper. CONSTITUTION: A method for eliminating a drip line(D) comprises:judging(S4), (S5) if a printing command exists within a predetermined period; preparing(S6) a drip line eliminating process by reducing a traveling speed of a photo sensitive belt(30) to 20¯30 % of a developing speed in case of an absence the printing command within the predetermined period; reducing(S7) a friction load to be generated during a reverse direction driving by reducing the squeezing force of a squeeze roller(22) pressing the photo sensitive belt in case of a reduced traveling speed of the photo sensitive belt; and eliminating(S8) the drip line by driving the squeeze roller toward a reverse direction while completing the reductions of the speed and the pressure.
Patent KR-20000013424-A (KR)
Title: Connector stick to temperature sensor for temperature measurement inside of high-pressure tank requiring airtightness
Inventor: BAEK JOO HEUM
IPC: G01K1/00
Filed: 1998-08-08
Abstract: PURPOSE: A connector stick to temperature sensor for temperature measurement inside of high-pressure tank requiring airtightness is provided to improve mechanical stability of cable transformation connecting material and to control an inside temperature of a tank or protection tube. CONSTITUTION: The connector connecting an outer measurement device and a sensor formed in a high pressure tank requiring airtightness includes a hole(7) having an inclination inside of a bolt(2) having bolt screw thread(6), and a measurement line fixing tube(8) having (+) line(4) and (-) line(5) connected with the sensor and the measurement device separately. The measurement line fixing tube(8) is filled with an epoxy resin(1), and an inclination angle of the inclination plane of the hole(7) is from three degree to 45 degree.
Patent KR-20000013443-A (KR)
Title: Method to remove oxidation film in salicide process
Inventor: YANG HEE SEOK
IPC: H01L21/31
Filed: 1998-08-08
Abstract: PURPOSE: Method to remove oxidation film in the salicide (self aligned silicide) process is provided which can solve the problem of an increase in surface resistance caused by oxidation film on the surface of silicide in the salicide process. CONSTITUTION: Silicide is formed by RTS (Rapid Thermal Silicidation) process (S10) and strip (S12). After strip, remove the oxidation film on the silicide with dry etching (S14) or wet etching. And the problem of an increase in surface resistance caused by the remaining oxidation film can be solved.
Patent KR-20000013774-A (KR)
Title: Method of dividing multi pin net into double pin net for wiring of symmetric field programmable gate array
Inventor: EOM NAK UNG
IPC: H01L23/28
Filed: 1998-08-13
Abstract: PURPOSE: A method of dividing multi pin net into double pin net for wiring of a symmetric field programmable gate array(FPGA) is provided to improve wiring ratio by utilizing a finite wiring source of FPGA chip efficiently in maximum. CONSTITUTION: In the FPGA chip including a plural logic block, a wiring track, a switch block having a plural switching point, and a connection block including a plural pin switching device for selecting the wiring track, the method of dividing multi pin net into double pin net is comprising the steps of classifying a wiring path according to share probability of the switching point, calculating cost of all double pin net composing multi pin net according to share level of the switching point, forming a complete graph of the multi pin net with using a pin of the logic block as a node, forming a tree of lowest cost by limiting for not forming close-path, and dividing the multi pin net into the double pin net according to the tree of lowest cost.
Patent KR-20000014895-A (KR)
Title: Buffering air bag for bed
Inventor: LEE JOON-KOO
IPC: A47C27/08
Filed: 1998-08-26
Abstract: PURPOSE: A buffering air bag for bed is provided to have the good elasticity, to be semi-permanent not by rusting, to buffer naturally, and to reduce the efforts to periodically turn over a mattress by unifying the elasticity as a cushion device of bed. CONSTITUTION: The buffering device used to the inside of the bed comprises:an air bag(1) to contract upward and downward, and to expand leftward and rightward during compressing; an air bag groove(2) formed around the middle of the upper part and of the lower part of the air bag(1); a maintaining frame(3) to stick in the air bag groove, and to maintain the diameter of the air bag; a connecting loop(4) formed in the four sides of the maintaining frame; an air inlet(5) stuck a cutting film to prevent the ventilation of the inner air, and formed in the center of the upper part of the air bag.
Patent KR-20000019970-A (KR)
Title: Layout structure of split gate type flash memory
Inventor: KIM SEONG RAE
IPC: H01L27/10
Filed: 1998-09-16
Abstract: PURPOSE: A layout structure of split gate type flash memory is provided to enhance the read speed and reduce the gate strain, and to remove the decrease status of the read speed due to RC delay and obtain strong reliability. CONSTITUTION: A layout structure of split gate type flash memory comprises word lines(104), bit lines(108), source lines(106) and first and second control gate lines(102a,102b). The word lines are connected to the selection gate of memory cells corresponding same column. The bit lines are formed by connecting the drains of memory cells having common drain in same column direction. The control gate lines are connected to the control gate of the memory cell. The first and second control gate lines are arranged on both sides of the contact electrode for connecting the drain and the bit line.
Patent KR-20000021229-A (KR)
Title: Home position sensor of wafer transfer
Inventor: RYU SEONG WON
IPC: H01L21/68
Filed: 1998-09-28
Abstract: PURPOSE: A home positioning sensor of a wafer transfer is to exactly measure a moving error of a transfer and an error by troubling a moving shaft, thereby facilitating a management of an allowable error and thus improving a quality of a manufactured article. CONSTITUTION: A home positioning sensor of a wafer transfer(2) comprises a limit sensor(6)mounted at both ends of a moving shaft(4) on which the transfer is moved and a home sensor(80) mounted at a middle portion of the moving shaft. The home sensor is disposed so as to be adjacent to the moving shaft and fixed by a separate fixing unit. The transfer is directly contacted with the home sensor, while moving on the moving shaft, so that a position of the transfer is measured. That is, the transfer is moved right and left along the moving shaft and thus continuously contacted with the home sensor, thereby measuring various errors by the transfer or the moving shaft. Then, a measured value is compared with a predetermined value, and a substantial error is exactly compensated.
Patent KR-19990071402-A (KR)
Title: 반도체장치
IPC: H01L27/115
Filed: 1998-09-30
Abstract: 반도체장치에 관한 것으로서, 최종보호막 형성후에 LT중공을 실시해도 양호한 신뢰성을 갖는 반도체장치를 제공하기 위해서, 반도체기판, 반도체기판의 주표면중에 마련되고 소자영역을 다른 소자영역에서 분리하는 필드산화막, 필드산화막상에 마련된 레이저트리밍용 링크 및 반도체기판의 표면중이고 필드산화막의 아래에 마련되고 역웰에 의해 형성된 N웰을 구비하는 구성으로 하였다. 
     이것에 의해, 제1의 N웰과 제2의 N웰에 의해 외부에서 침입해 온 나트륨이온 등이 게터링되어 나트륨이온 등이 능동영역으로까지 도달할 수 없게 되고 양호한 신뢰성을 갖는 반도체장치가 제공된다는 효과가 얻어진다.
Patent KR-20000025060-A (KR)
Title: Method for producing polyurethane elastic yarn having excellent heat resistance and mechanical property
Inventor: SEO SEUNG WON
IPC: D01F9/22
Filed: 1998-10-08
Abstract: PURPOSE: A method is provided to produce the polyurethane fiber having the excellent mechanical property, the elastic restoring property, and the high heat resistance with a melt-spinning method. CONSTITUTION: A polyurethane elastic fiber having the excellent heat resistance is produced by: obtaining a pre-polymer whose end is the isocyanate by reacting the 1mol diol compound of direct chain and high molecular weight having the 1,000-3,000g/mol molecular amount of weight average and 2mol aliphatic or aromatic diisocyanate compound; melt-spinning by adding and mixing the pre-polymer in a process for melt-spinning the obtained polyurethane polymer of high molecular weight; and thermally processing at 80°C at 24hours.
Patent KR-20000026178-A (KR)
Title: Measuring system of panel for cathode ray tube
Inventor: KIM BYUNG SEUB
IPC: H01J9/42
Filed: 1998-10-19
Abstract: PURPOSE: A measuring system of a panel for a cathode ray tube is provided to perform measurement of a panel without collecting a sample to judge the pass of the measurement result rapidly,to improve the accuracy of the measurement. CONSTITUTION: A centering apparatus(100) sets a center of a panel on a table by rolling from all directions, and the panel is moved to a measuring position of a first and a second measuring apparatus(300,500) by a sending apparatus(200). The first measuring apparatus detects the dimension of the panel by performing a three dimensional measurement by moving a probe up and down and rotating the probe. The second measuring apparatus measures the shape and the roughness of the panel before and after the polishing by the driving of a first and a second measuring unit, and a series of the measuring processes are controlled by a computer.
Patent KR-20000026680-A (KR)
Title: Device for clamping door of elevator
Inventor: BAE GIL HO
IPC: B66B13/00
Filed: 1998-10-22
Abstract: PURPOSE: A device for clamping the door of an elevator is provided to easily open and close the door by minimizing vibration and noise from the door. CONSTITUTION: A solenoid(20) installing a moving bar(25) for holding spring force of elastic devices(21,22) and rotating moving vans(18,19) by turning on at the wanted floor, are used as a moving device for engaging the moving vans in engaging rollers(23,24). A return spring(26) is installed in the engaging device for returning the moving bar of the solenoid to the original position when turning off. Also, the moving vans and the moving bar are returned by return spring force when the solenoid is intercepted power, so as to release the engagement.
Patent KR-20000027537-A (KR)
Title: Method of manufacturing thin film transistor
Inventor: MIN DONG WON
IPC: H01L29/786
Filed: 1998-10-28
Abstract: PURPOSE: A method of manufacturing a thin film transistor is provided which can be adaptable for a highly integrated device while improving an operation speed of the transistor. CONSTITUTION: A method of manufacturing a thin film transistor comprises the steps of: forming an interlayer dielectric(22) on a semiconductor substrate(21) on which a plurality of semiconductor elements are formed; forming a gate(25) having a polycide structure by performing a thermal process after multi-laying a doped polysilicon layer(23) and a tungsten silicide layer(24) in a selected region on the interlayer dielectric; sequentially forming a gate oxidation layer(26) and an undoped polysilicon layer(27) on the entire surface including the gate; and forming source, drain and channel regions on the undoped polysilicon layer by performing an impurity injection process.
Patent KR-20000032414-A (KR)
Title: Oil separator
Inventor: JANG GIL SANG
IPC: B01D45/16
Filed: 1998-11-14
Abstract: PURPOSE: An oil separator is provided to maximize separating performance and efficiently use the space of a vehicle by installing the oil separator in a compressor. CONSTITUTION: Oil particles are first dispersed by flow in an oil separating chamber(7) and secondly separated from mixed vapor by gravity of oil drops and centrifugal force generated when a U-turn by a baffle(12). The separated oil flows into a muffler through an oil returning passage formed in a capillary bolt after collected in an oil storage(10). At that time, the impurities in collected oil are filtered by a finely fabricated filter(14) combined to the end of the capillary bolt in order not to inlet into the compressor. The oil is inlet into the muffler through the returning passage, mixed with coolant, and then reduced to the suction of the compressor. This circulating step is continually repeated.
Patent KR-20000033074-A (KR)
Title: Pilot valve
Inventor: SAKAWA TOYOAKI
IPC: F16K17/20
Filed: 1998-11-19
Abstract: PURPOSE: A pilot valve is provided to obtain large damper effect with a relatively simple structure and to sufficiently prevent hunting. CONSTITUTION: A pressure of secondary pressure channels(34,36) is raised if hydraulic pressure is transmitted to the channels(34,36) from a primary pressure channel(32) when spools(18,20) are moved down. The pressure of the secondary pressure channels is descended if the channels are communicated with second spring chambers(8,10). The oil in a fluid chamber(31) is worked to the end of the spools and a part of the oil is discharged to a third chamber(112) if the spools are moved downward. Then, the oil discharged to the third chamber is limited by a second hole(118) of a throttle channel(114), and differential pressure is generated from the fluid chamber. Therefore, the fluid chamber and the throttle channel function as a damper unit for preventing the rapid up-and-down motion of the spools to prevent the hunting thereof.
Patent KR-19990014578-A (KR)
Title: 유아용 안전의자
Filed: 1998-11-24
Abstract: 본 발명은 자동차의 시트 위에 설치하는 유아용 안전의자에 관한 것으로서, 더욱 상세하게는, 유아의 신체를 4점 지지식으로 보호함으로서, 종래 보다 안전성이 더욱 향상된 유아용 안전의자에 관한 것이다. 
     본 발명은 유아용 안전의자는, 유아의 일측 어깨부위(P1)와 엉덩이 근방(P2)을 2점 지지로 하고, 타측 어깨부위(P3)와 엉덩이 근방(P4)을 2점 지지로 하는 한쌍의 4점식 벨트(V1)(V2)와; 유아의 고환이 닿지 않도록 만곡 또는 절곡되게 시트부(2)에 형성되는 지지대(100)와; 상기 지지대(100)와 일체로 형성되며 자동차 충돌시 유아의 배 및 가슴을 보호하기 위한 가슴보호대(200)와; 상기 벨트 허리지점에 형성되는 체결수단(300)으로 구성된다.
Patent KR-20000037761-A (KR)
Title: Device for controlling feed hopper of dust coal
Inventor: BAEK JONG MUN
IPC: C21B7/00
Filed: 1998-12-02
Abstract: PURPOSE: A device for controlling the feed hopper of dust coal is provided to prevent an accident and the stop of feeding dust coal by detecting the abrasion of a vent control valve installed in the feed hopper to stop the feed of the corresponding feed hopper while feeding the dust coal by the other feed hopper. CONSTITUTION: After satisfying the feeding condition of a feed hopper, a feed control valve is opened for starting the feed of dust coal. If the abrasion of a vent control valve is not detected until completing the feed, the feed control valve is closed after the completion of feed. Then, a pressure control valve is closed while opening the vent control valve for venting. When the pressure of the feed hopper is lowered, the feed is re-operated to feed the dust coal. If the feed amount of the feed hopper reaches an established value, high compressed nitrogen is fed to the feed hopper. If the abrasion of the vent control valve is detected in the opened state of the feed control valve, a feed command is applied to the next feed hopper for stopping the operation of the worn out feed hopper. The pressure control of the worn out feed hopper is operated by hand for venting. Then, an operator replaces the worn out vent control valve for switching the manual mode to an automatic mode.
Patent KR-20000038541-A (KR)
Title: Numerical analysis method for plasma etching simulation
Inventor: LEE JE HUI
IPC: G06F17/00
Filed: 1998-12-08
Abstract: PURPOSE: A numerical analysis method for a plasma etching simulation is provided so that an ion movement simulation and a surface advancement simulation can be collectively performed in a topography numerical analysis processor. CONSTITUTION: A movement of particles from a plasma gas in a chamber to a substrate is operated in a numerical analysis method. The calculated result is inputted to a surface advancement unit. A substrate shape variation numerical analysis operation is performed by using a cell removal method. A surface progress calculation is carried out. As a result, a parallel computing algorithm is applied to an ion movement simulation and a surface advancement simulation, thereby solving an excessive memory use by a single processor and a calculation time delay.
Patent KR-20000039219-A (KR)
Title: Circuit for compensating gain of amplifier with respect to variation of voltage
Inventor: CHOI DU HEON
IPC: H03F1/30
Filed: 1998-12-11
Abstract: PURPOSE: A circuit is provided to compensate a gain of an amplifier by decreasing in a Q-point of transistor in order to increase a varying range of voltage. CONSTITUTION: A circuit for compensating a gain of amplifier includes a variable attenuator(20) of which a degree of attenuation is varied according to a power source voltage(Vcc); an input matching circuit(30) which is connected with the variable attenuator(20); a transistor(40) having a base, the base connected with the input matching circuit(30); and an output matching circuit(50) which is connected with an output of the transistor(40). According to the circuit, the gain of the transistor(40) has a constant value by compensating the gain variation of the transistor(40), such that an influence to a system by the gain variation of amplifier is removed.
Patent KR-20000041654-A (KR)
Title: Production process of high-purity nickel oxide from waste nickel cathode
Inventor: LEE HUN HA
IPC: C01G53/04
Filed: 1998-12-23
Abstract: PURPOSE: A high-purity nickel chloride is provided which excludes chloride components that cause facility corrosion and environment problems from the wasted nickel cathode so that it can obtain high purity. CONSTITUTION: A production process is as follows: (1) a pretreatment step which pretreats the wasted nickel cathode to eliminate a layer including impurities; (2) a processing step which increases surface area of the waste nickel cathode; (3) a dissolution step wherein the processed nickel cathode is added to 10-35% aqueous hydrochloric solution to make the molar ratio between nickel, hydrochloric acid and nickel chloride over 0.5 and is dissolved at 20-80°C; (4) a refining step wherein the produced nickel chloride solution is heated at 50-105°C to produce Si class sludge, a hydrogen peroxide is added to produce coprecipitation sludge wherein Si and Fe are combined with keeping pH as 2-5, the mixture is filtered and impurities are eliminated to produce high-purity nickel chloride; (5) a neutralization step wherein the compound of sodium hydroxide and sodium carbonate is added to neutralize the high-purity nickel chloride; (6) a drying step which washes the obtained neutralization sludge and dries it; and (7) a heat treatment step which treats with heat the dried sludge at over 800°C.
Patent KR-20000041973-A (KR)
Title: Method for controling micro wave repeater
Inventor: OH SEONG CHEOL
IPC: H04B7/14
Filed: 1998-12-24
Abstract: PURPOSE: A method for controlling a micro wave repeater, is provided to control and monitor the micro wave repeater by responding control and monitor data, and transceiving and demodulating/modulating the control and monitor data, through transforming a pilot signal as a carrier wave. CONSTITUTION: A method for controlling a micro wave repeater, by use of a pilot signal used by synthesizing to a micro wave for demodulating synchronization and link loss comprises the steps of: generating a corresponded control and monitor data in controlling the repeater; modulating the pilot signal as transforming the generated data as a carrier wave; transmitting the demodulated signal to the repeater; demodulating the received pilot signal; extracting a transmitted response data from the repeater; monitoring and processing repeating of the micro wave on the extracted response data.
Patent KR-20000042139-A (KR)
Title: Displacement control system of welding torch
Inventor: U GAP JU
IPC: B23K9/127
Filed: 1998-12-24
Abstract: PURPOSE: A displacement control system of a welding torch is provided to control the displacement of a welding torch exactly depending on the pre-inputted data. CONSTITUTION: Two contact-type sensors(SRa,SRb) feeds the distance between a welding torch(6) and a welding line(9) and the angle of the welding torch back to a controller(110). The data is used for compensating the real time position of the welding torch. One(SRa) of the sensors recognizes the distorted curve portion(co) of welded materials(7,8), and the other sensor is used to compensate the position of the welding torch. The angle of the torch is obtained from the displacement of the two sensors, and the welding torch is controlled in real time by comparing the obtained value with the current rotation in a memory of the controller.
Patent KR-19990063573-A (KR)
Title: 인터레이서, 코딩 디바이스, 치환 방법, 코딩 방법, 디코딩디바이스 및 이들을 사용하는 방법 및 시스템
IPC: H03M13/00
Filed: 1998-12-30
Abstract: 본원 발명은 코딩 방법에 관한 것으로서, M1은 2와 같거나, 2 보다 큰 선정된 정수이며, K는 물리적 양을 나타내는 이진 데이터의 시퀀스 a i (i=1,...,K)의 1보다 크거나 같은 수이며, 각각의 시퀀스 a i 는 선정된 다항식 g i (x)의 배수인 다항식 표현 a i (x) 및 임의의 홀수 정수 M과 다항식 x N0 +1 이 다항식 g i (x) 각각에 의해 나누어질 수 있도록 하는 가장 작은 정수인 N0의 곱과 같은 이진 데이터의 수를 가지며, 다항식 g i (x)에 의한 가분성을 각각 유지하는 소위, "치환된" 시퀀스 a *   ij (i=1, . . . K; j=1, . . ., M1)의 수 K * M1를 생성하기 위한 제1 연산을 포함하는 코딩 방법에 관한 것이다.
Patent KR-20000046061-A (KR)
Title: Questionnaire survey method using packet data service in mobile communication network of cdma system
Inventor: JIN YONG KYUN
IPC: H04B7/26
Filed: 1998-12-31
Abstract: PURPOSE: A questionnaire survey method using a packet data service in the mobile communication network of the CDMA system is provided to carry out the questionnaire survey using a packet data service. CONSTITUTION: A questionnaire survey company(50) transmits a questionnaire survey data to a communication company(40)(210). The communication company(40) transmits the questionnaire survey data to a base station(30)(220). The base station transmits a questionnaire survey request message to mobile stations(10,20) to ask whether the subscribers of the mobile stations will participate in the questionnaire survey(230). In case that the subscribers will participate in the questionnaire survey, the mobile stations(10,20) transmit an ACK message to the base station(240). The base station(30) transmits the questionnaire survey data to the mobile stations using a packet data service(250). The mobile stations(10,20) transmit a questionnaire survey response data to the base station(260). The base station(30) transmits the questionnaire survey response data to the communication company(270). The communication company(40) transmits the questionnaire survey response data to the questionnaire survey company(280).
Patent KR-19990087349-A (KR)
Title: 6-아미노카프로 산으로부터 ε-카프로락탐의 제조방법
IPC: C07D201/08
Filed: 1997-02-12
Abstract: 본 발명은 알콜과 6-아미노카프로 산을 포함하는 액체 수성 혼합물로부터 출발하여, 높은 온도에서 수성 혼합물내의 6-아미노카프로 산을 고리화시켜 ε-카프로락탐을 제조하는 방법에 관한 것으로서, 
     상기 알콜을 고리화가 수행되기 전에 출발 수성 혼합물로부터 분리하여, 고리화 중 수성 혼합물내 알콜의 농도가 1 중량% 미만으로 유지되도록 해서 불필요한 부산물의 양을 감소시키는 유리점을 갖는 것을 특징으로 한다.
Patent KR-19990087624-A (KR)
Inventor: SHIVELY THOMAS MICHAEL
IPC: B29K105/04
Filed: 1997-02-21
Abstract: 본 발명은 상호연결된 연속기포형의 HIPE로부터 만들어진 불균질상 중합체상 발포체 구조물에 관한 것으로, 이때 발포체 구조물은 2개 이상의 별개의 영역을 갖는다.  이러한 불균질상 발포체는 다양한 용도로 사용되며, 예를 들면 에너지 및 유체 흡수, 절연 및 여과에 사용된다.  본 발명은 또한 수성 유체(특히 뇨 및 혈액과 같은 체액)와 접촉할 때 이들 유체를 포획하여 분배하고 저장할 수 있는 불균질상 흡수성 중합체상 발포체에 관한 것이다.   본 발명의 발포체는 상이한 밀도, 중합체 조성물, 표면 성질 및/또는 미소다공성 형태학적 성질을 갖는 2개 이상의 별개의 영역을 갖는다.  본 발명은 또한 높은 불연속상 유중수적형 유화액을 중합시킴으로써 불균질상 발포체를 수득하기 위한 방법에 관한 것이다.  한가지 양태에서, 본 발명의 방법은 2개 이상의 별개의 HIPE를 사용하며, 각각의 유화액은 비교적 소량의 오일상 및 비교적 다량의 수성상을 포함한다.