baber/WOPTO huggingface dataset:
Patent KR-20000059366-A (KR)
Inventor: KIM CHANG JU
IPC: C22C9/04
Filed: 1999-03-03
Abstract: PURPOSE: A Cu-Zn-Ni alloy for an EDM(energy discharge machine) electrode wire is provided to increase the strength of material as well as to enhance cold drawing by not losing toughness at a normal temperature even if Zn content increases higher than 40%. CONSTITUTION: An alloy for an EDM electrode wire consists of 35-45wt% of Zn, 0.1-5.0wt% of Ni and the rest wt% of Cu by applying effect of Zn and Ni contents to the maximum. The strength and cold drawing is enhanced by addition of a small amount of Ni. In addition, the cutting speed rises up by development of the new EDM electrode wire increased in Zn content.
Patent KR-20000060239-A (KR)
Inventor: SONG JAE GWAN
IPC: H01P5/16
Filed: 1999-03-12
Abstract: PURPOSE: An adaptor for a performance test of a radio frequency(RF) in a thermal vacuum state is provided to detect exactly a characteristic of RF process device with dividing effectively a vacuum state with an air state. CONSTITUTION: An adaptor for a performance test of a radio frequency(RF) in a thermal vacuum state includes a measuring instrument, which generates a RF frequency used in a device of a performance testing object to input to a thermal vacuum testor(1), and detects a performance of a RF process device comparing to a RF signal of the device thermal vacuum testor(1). An isolation adaptor(5,10) inputs the RF frequency of the measuring instrument through the thermal vacuum testor(1) and outputs the RF through the measuring instrument. The thermal vacuum testor(1) includes a port plate on a door(2) and the port plate is installed a waveguide(6,11) to connect an inner waveguide(7,12) of the thermal vacuum testor(1) with the isolation adaptor(5,10) with ease.
Patent KR-20000060745-A (KR)
Inventor: YANG HYEON SEUNG
IPC: G06T7/00
Filed: 1999-03-19
Abstract: PURPOSE: A method for real time face tracking using a similar ellipsoid figure model and facial complexion model is provided to conduct face tracking with confidence by dividing the facial areas using the facial complexion information and strengthening the unclear parts through ellipsoid modeling of the divided facial areas. CONSTITUTION: A method for real time face tracking using a similar ellipsoid figure model and facial complexion model is composed of reception, execution, removal, determination, and extraction. A series of images are received(S1), the color segmentation is executed(S2), and each area's distinctive feature is extracted and the unclear parts are removed(S3). The facial area is determined by executing ellipsoid approximation(S4) and the motion parameter is extracted(S5).
Patent KR-20000061920-A (KR)
Inventor: JUNG SEONG SU
IPC: H04N5/74
Filed: 1999-03-31
Abstract: PURPOSE: An earth structure of a projection TV is provided to fixedly insert a loop type plate spring in a wire type cathode-ray tube(CRT) holder, to form a structure of connecting an earth wire linked with a CRT board to the plate spring, so as to prevent an earth fault and the deterioration of a definition quality by the tilt of the CRT. CONSTITUTION: A loop type plate spring(14) is fixedly inserted in a wire type cathode-ray tube(CRT) holder(13) fixing the CRT(11) on a coupler(12), and then an earth line(15) is connected to the plate spring(14), to earth a minute electric current generated in the CRT(11) to a CRT board side. The plate spring(14) has a supporting part(14a), a fixing part(14b) and a connecting part(14c). Many supporting parts(14a) are formed in a binary form to support the back side of the CRT(11). The fixing part(14b) fixes the plate spring(14) into the CRT holder(13), and the connecting part(14c) to which the earth line(15) is connected. The loop type plate spring(14) enables the many supporting parts(14a) to be maximally adhered to the back side of the CRT(11) having a curved surface.
Patent KR-20000066260-A (KR)
Inventor: YOO TAEK SANG
IPC: F17C3/04
Filed: 1999-04-15
Abstract: PURPOSE: A tank insulating method is provided to reduce a work time and to install a tank easily by heat insulation of the tank through spraying. CONSTITUTION: A foreign matter is eliminated from the surface of tank and then urethane space bars(1,4) are mounted at regular intervals on the tank. A urethane sprayed(2) is mounted to the upper edge from the lower one of the tank and a steel plate(3) is set on a tank shell(8) and a roof. The tank is insulated in heat by a urea rim spray coating(5). The urethane spray(2) is foamed on the surface of the tank by a foaming machine. The foaming machine consists of a pump, a central control unit and a high-pressure heating hose.
Patent KR-20000067666-A (KR)
Inventor: HUH HAE JIN
IPC: G02F1/1335
Filed: 1999-04-30
Abstract: PURPOSE: An LCD(liquid crystal display) is provided to reduce a defective rate by implanting liquid crystal having a predetermined index of refraction as a shutter panel without forming a color filter. CONSTITUTION: A liquid crystal display comprises: a shutter part(20) including a display panel(10) which drives a liquid crystal in a predetermined display pattern, a light source portion(2) arranged below the panel for irradiating a light to the panel and a shutter panel(21) arranged above the panel for passing through only one light corresponding to anyone of a magenta color, a yellow color and a cyan color; a light deflecting plate(30) arranged between the display panel and the shutter part; and a light detecting plate(32) arranged above the shutter. The display panel comprises an upper substrate and a lower substrate arranged with a predetermined distance, and a liquid crystal implanted between the upper and lower substrate and sealed to operate accordance with a voltage applied to an electrode in the substrate to embody a display pattern.
Patent KR-20000073826-A (KR)
Inventor: KWON SEON HUN
IPC: C12N1/00
Filed: 1999-05-14
Abstract: PURPOSE: Provided is a production method of lactic acid using a culture medium containing components, which are derived from beans. Thereby, high concentration of lactic acid is produced with low production cost. CONSTITUTION: A production method of lactic acid(2-hydroxypropionic acid) is characterized by comprising the following steps: (i)inoculating and culturing lactic acid fermentation microorganism in culture medium, which comprises components such as bean powder, bean protein and hydrolysat of the bean protein, derived from beans, and also vitamin; (ii) collecting lactic acid from the culture. 1 liter of culture medium contains 5-300g of components based on 1kg of carbon source content and also comprises 0.1 microg-10mg of vitamin which selected from the group consisting of vitamin B1, vitamin B2, vitamin B6, biotin, nicotinic acid, and aminobenzoic acid. The microorganism in particular, Bacillus, Lactobacillus, Lactococcus or Streptococcus sp., is cultured at 35-45°C of temperature, pH5.0-6.5 by anaerobic fed batch culture or continuos culture.
Patent KR-19990088422-A (KR)
Title: 반도체장치및그제조방법
IPC: H01L21/02
Filed: 1999-05-20
Abstract: 커패시터 용량의 바이어스 의존성이 작은 스택 커패시터의 제조 방법을 제공한다. 
     트랜지스터와, 이 트랜지스터의 상부에 스택된 커패시터로 이루어진 스택 구조의 메모리 셀을 가진 반도체 장치의 제조 방법에 있어서, 커패시터의 대향 전극 중 하부 전극의 제조가, 층간 절연막(16) 상에 고농도 불순물 도핑된 아몰퍼스 실리콘층을 형성하여, 전극 형상으로 패터닝하는 공정과, 패터닝된 아몰퍼스 실리콘층(20)의 표면에 결정핵을 발생시키고, 이 결정핵을 성장시켜서 패터닝된 아몰퍼스 실리콘층의 상부면과 측면에 실리콘의 결정 입자(30)를 형성하는 공정과, 결정 입자 상부 및 아몰퍼스 실리콘층 상부에 고농도 불순물 도핑된 폴리실리콘막(31)을 형성하는 공정을 포함한다.
Patent KR-19990088608-A (KR)
Title: 통과대역외측의억제성능이개선된탄성표면파필터
IPC: H03H9/00
Filed: 1999-05-27
Abstract: 본 발명의 탄성 표면파(SAW) 필터 장치는 입력 단자에 접속된 제1 교차지(interdigital) 전극쌍(11)과 출력 단자에 접속된 제2 교차지 전극쌍(12, 13)을 탑재하는 압전 기판(130)을 포함한다. 제1 교차지 전극쌍은 제1 접지 패드에 접지되는 한편, 제2 교차지 전극쌍은 제1 접지 패드와 달리 제2 접지 패드에 접지된다. 압전 기판은 패키지 몸체 내에 형성된 공간 내에 수용되며, 상기 공간은 제1 및 제2 접지 패드 중 하나에 접속된 금속 캡 부재(130)에 의해 덮인다.
Patent KR-20000075155-A (KR)
Inventor: CHOI WON U
IPC: H05B6/80
Filed: 1999-05-29
Abstract: PURPOSE: A microwave oven is provided to uniformly heat food stuff by preventing a radiant heat of a heater from being directly transferred to the food in a convection mode. CONSTITUTION: A microwave oven comprises a main body(120) having a cooking chamber(101) and a rear plate(122) with a plurality of vent holes(123); a high frequency generator for generating a high frequency and radiating the high frequency into the cooking chamber; a heater assembly having a heater(139) installed to be rotatable between a horizontal position facing an upper plate(124) of the cooking chamber and a vertical position facing the rear plate of the cooking chamber, and a member for rotating the heater; a convection fan assembly(141) installed in the rear of the rear plate of the cooking chamber and which generates convection current to the air within the cooking chamber via the vent holes formed at the rear plate; and a radiant heat shutoff member(150) for preventing the radiant heat of the heater from being transferred to the food stuff loaded in the cooking chamber when the heater is at a vertical position.
Patent KR-20010001276-A (KR)
Inventor: MAENG HYEON JAE
IPC: H01L21/66
Filed: 1999-06-03
Abstract: PURPOSE: An apparatus for automatically extracting metal impurity of a silicon wafer is provided to enhance an efficiency in management of metal impurity by constructing an extracting device, a providing device and a recovery device. CONSTITUTION: A wafer fixing member(11) fixes an extract wafer, maintaining its degree of planarization. A weight measure balance(12) measures a weight before and after the extraction and determines the extracted amount. The weight measure balance(12) is positioned to an upper portion of the wafer fixing member(11) and is equipped with an X-Y position decision device separately. An extracted solution keeping container(21) and a transfer device(22) keep a high purity extracted solution and transfer it to an extracting tube(14). An extracted solution provider(20) is connected to a special driving motor(23). An extracted solution recovery device(32) having an extracted solution container(31) is connected to a special driving motor(34). A controller(40) controls an extracted position, time, volume and weight of the extracted solution, position of the recovery solution and records the measured results.
Patent KR-20010002264-A (KR)
Title: Ball grid array package
Inventor: LEE GYU JIN
IPC: H01L23/12
Filed: 1999-06-14
Abstract: PURPOSE: A ball grid array package is provided to improve the reliability of the ball grid array package by preventing the formation of the chip crack. CONSTITUTION: A ball grid array package comprises a printed circuit board(20) formed with a substrate pad(23). Junction pads(27) are arranged on the printed circuit board(20) in a matrix form. A wiring pattern(25) for electrically connecting the junction pads(27) is formed on the printed circuit board(20). A plurality of electrode pads(12) are formed on an active portion. The electrode pads(12) and the substrate pad(23) are bonded by an adhesive. An external connecting terminal is connected to the junction pads(27). The bonding portion is sealed with a molding resin(50). A metal plate(40) having a ring shape is attached to one side of the printed circuit board(20).
Patent KR-20010003475-A (KR)
Inventor: JANG YEONG CHAN
IPC: C08F4/54
Filed: 1999-06-23
Abstract: PURPOSE: A process of preparing the title compound capable of inhibiting the coagulation of a catalyst, lowering the formation of gel of the produced polymer and reducing pyrophoricity and flammability by using a catalyst obtained by using a mixture of a neodymium compound, a chlorine-containing aluminium compound and an organic aluminium compound in polymerizing 1,3-butadiene in the presence of a nonpolar solvent is provided, which produces polybutadiene having 1,4-cis content of 95% or more. CONSTITUTION: The polybutadiene having 1,4-cis content of 95% or more is prepared by solution polymerization of 1,3-butadiene in the presence a catalyst obtained by mixing a neodymium compound of formula 1, a chlorine-containing aluminium compound of formula 2 and an organic aluminium compound of formula 3 in the presence of a nonpolar solvent at -20 to 100 deg.C for 30 min to 7 hr. In formula, R1, R2, R3 are H, C1-20 alkyl, cycloalkyl, aryl, arylalkyl or alkoxy; R4 is C1-20 alkoxy, alkoxy substituted by at least one F or Cl, phenoxy, phenoxy substituted by at least one F or Cl, carboxyl, alkylsiloxy or arylsiloxyl; R5 is H, C1-20 alkyl, aryl, alkoxy, alkoxy substituted by at least one F or Cl, phenoxy, phenoxy substituted by at least one F or Cl, carboxyl, alkylsiloxy or alkylsiloxyl; R11, R12, R13 are H, C1-20 alkyl, cycloalkyl, aryl, arylalkyl or alkoxy.
Patent KR-20010004763-A (KR)
Inventor: PARK HYEOK BEOM
IPC: F24F11/02
Filed: 1999-06-29
Abstract: PURPOSE: A multi-room air conditioner and method of controlling volume of bypass refrigerant is provided to supply suitable amount of refrigerant to each of indoor heat exchangers regardless of the number or capacity of the indoor heat exchangers. CONSTITUTION: An air conditioner comprises a non-inverter type compressor(21); an outdoor heat exchanger(22) having an end connected to the end of the compressor through a first connection pipe(25a); a second connection pipe(25b) having an end connected to the other end of the outdoor heat exchanger and the other end branched into three; indoor heat exchangers(23a,23b,23c) connected to the three branched ends of the second connection pipe, respectively; a third connection pipe(25c) having an end branched into three connected to the other ends of the indoor heat exchangers, respectively, and the other end connected to the other end of the compressor; expansion valves(24a,24b,24c) arranged at the branched ends of the second connection pipe, respectively; a pair of bypass lines(30a,30b) for bypassing the refrigerant from the outdoor heat exchanger to the compressor and which have bypass pipes(31a,31b) for connecting the outdoor heat exchanger and the third connection pipe, capillary pipes(33a,33b) and bypass valves(32a,32b); and a control unit with indoor micro computers(28a,28b,28c) and an outdoor micro computer(29) for controlling the volume of the refrigerant being by-passed from the outdoor heat exchanger to the compressor by controlling the bypass valves in accordance with the total capacity of the indoor heat exchanger in operation.
Patent KR-20010009454-A (KR)
Inventor: BAEK GWANG HYEON
IPC: F42D1/00
Filed: 1999-07-09
Abstract: PURPOSE: A plasma blasting process is provided to be simply applied to a construction site. CONSTITUTION: Surrounding of a construction spot is checked up for maximizing blasting degree under an economical working condition. Blasting degree, working period, a counterplan for safety against noise and vibration and the position of a blasting machine are determined. The amount of electrolyte charged in a shock generator is determined corresponding to the maximum blasting degree and then noise and vibration are measured. An electric shock generator and a defense wall are installed. A hole is punched. A shock cell is installed in the hole. Electricity is charged in the electric shock generator. The charged energy is transmitted to the shock cell. With the shock waves, a rock is blasted.
Patent KR-20010010153-A (KR)
Inventor: LEE SANG WON
IPC: H02K19/06
Filed: 1999-07-16
Abstract: PURPOSE: A switched reluctance circuit having integrated sensor plate and rotor is provided to enable downsizing of a motor by integrating a sensor plate to the upper plane of a rotor of the switched reluctance motor. CONSTITUTION: A rotation shaft(110) is positioned at the center of a switched reluctance motor to rotated an object. A rotor(120) is coupled to the rotation shaft(110) to generate a rotation power for driving the switched reluctance motor. A stator(130) is placed at the outside of the stator(130) and constructs an outer shape of the motor(100). Bearings(160) are installed for a smooth rotation of the rotation shaft(110). A sensor plate(150) is attached to the upper plane of the rotor(120) to rotate with the rotor(120), and has a diameter smaller than that of the rotor(120) with a length(l). A transparent section and a reflecting section are alternately installed between outer diameters of the sensor plate(150) and the rotor(120). A sensor(170) includes a light emitting section(170b) and a light receiving section(170a), and converts a received light to an electric signal to detect a rotation speed and a position of the rotor(120).
Patent KR-20000028613-A (KR)
Inventor: OZAKI MASHAHIKO
IPC: E02B17/00
Filed: 1999-08-13
Abstract: PURPOSE: A wave-proof large float is provided to effectively remove wave with a simple wave removing member without installing a fixed breakwater and to reduce rolling and pitching when a wide wave cycle and a high wave occur. CONSTITUTION: A front wave part(1a) of a large float(1) fixes a wave removing member(4) made into steel plate. The wave removing member is structured with a vertical plate(5) extended downward from a bottom(1b) by penetrating into water surface, and a recessed horizontal plate(6) extended to the front wave part from the lower part of the vertical plate. Therefore, the member is in an almost L shape. Also, the upper part of the vertical plate forms an extended deck(7) on the same flat as a deck(1c) of the large float(1) and an opening(8) in the front-end part. Change pressure to the recessed horizontal plate of the wave removing member and change pressure to the bottom of the front large float are offset each other when waves come from the wave side, so that the large float reduces rolling and pitching.
Patent KR-20010018698-A (KR)
Inventor: JUNG JAE IN
IPC: G01N33/20
Filed: 1999-08-21
Abstract: PURPOSE: An evaluation apparatus of powering of a plated steel plate is provided to automate the evaluation work carried out with the naked eye and carry out precise evaluation even for an extremely small sample of 1x1cm several times. CONSTITUTION: An evaluation apparatus of powdering of a plated steel plate includes a rod cell(14) mounted on the power transmission path to a motor(13) which drives a tip(12) to be lifted for measuring temporary pressure of the tip applied to a sample(S), a CCD camera(20) mounted at a side of the tip adjacent to the tip and connected to the tip via an optical fiber(21) for grasping a scratch portion of the sample or a situation before scratched, an optical coupler(23) connected to a conduit of the optical fiber for radiating light beams of a lamp(22) to the sample, and a computer(30) connected to the CCD camera for comparing image information grasped by the CCD camera with image information of the sample before scratched and analyzing the information.
Patent KR-20010019119-A (KR)
Inventor: BAE JONG CHEON
IPC: B60Q1/34
Filed: 1999-08-25
Abstract: PURPOSE: A direction indicating circuit expresses the running direction of a vehicle even when an emergency switch of the vehicle is operated. CONSTITUTION: A direction indicating circuit comprises a left lamp relay(209) and a right lamp relay for providing a flash signal received through a direction indicating switch(205) to brake lamps(BL,BR). The left lamp relay(209) and the right lamp relay are operated by the switching signal of an emergency switch(203). The left lamp relay(209) and the right lamp relay are connectable to a reverse lamp of a vehicle, thereby being used as indicating lamps when the vehicle is positioned in an emergency situation.
Patent KR-20010019302-A (KR)
Title: Magnetic enhanced reactive ion etching apparatus
Inventor: KIM BYEONG DONG
IPC: H01L21/306
Filed: 1999-08-26
Abstract: PURPOSE: A magnetic enhanced reactive ion etching(MERIE) apparatus is provided to maximize space efficiency, by changing spatial disposition of magnets installed in an etching reaction chamber. CONSTITUTION: An etching reaction chamber(20) is of a pillar shape. A wafer holder(34) is included in the etching reaction chamber for supporting the processed, functioning as a lower electrode. An upper electrode(42') is installed in an upper portion of the etching reaction chamber. A magnet is installed near the reaction chamber. A reaction gas inducing unit(44) induces reaction gas to the reaction chamber. A reaction gas exhausting unit(40) exhausts the reaction gas out of the reaction chamber.
Patent KR-20010027628-A (KR)
Inventor: SHIM HYUN SUB
IPC: B43K5/06
Filed: 1999-09-14
Abstract: PURPOSE: An ink supplying and storing device for a guiding center feeder type ink pen is provided to refill and replace ink as well as to finely and rapidly write in any case. CONSTITUTION: Ink is supplied from an ink storage device(8) to an ink filter(3) of an ink supplier(1) through a second guiding center(4). At the same time, air is sucked by vacuum degree as much as the volume of discharged ink. Thus, an air circulating pipe(2) is penetrated through the ink filter and an ink shielding screen(5) to naturally suck air. Then, an ink supplying and storing device always keeps equal pressure and a user checks the ink supply through the transparent ink supply and the storing device.
Patent KR-19990084213-A (KR)
IPC: H04N17/00
Filed: 1999-09-30
Abstract: 화면에 표시된 각 측정값을 정해진 표준데이타에 정확히 맞출수 있도록 한 영상신호 측정장치에 관한 것이다. 이는 아날로그 영상신호를 입력받아 디지털변환하는 데이터 변환부(10)와; 데이터 변환부(10)와 PC(60)와의 통신을 담당하는 제1가상구동부(24)와; 데이터를 영상포맷인 RGB포맷, YUV포맷 및 VBI포맷으로 분리해주는 데이터 분리부(20)와; RGB데이타,YUV데이타 및 VBI데이타를 PC(60)의 메모리로 저장하는 제1,2,3저장부와; RGB포맷의 데이터를 1/4화면(61a)으로 표시하는 영상표시부(28)와; YUV데이타를 UV데이타와 Y데이타로 변환하는 데이터 변환부(29)와; UV포맷의 데이터를 1/4화면(61b)에 U데이타와 V데이타를 디스플레이하는 벡터표시부(31)와; Y데이타 및 UV데이타와 VBI데이타를 합성하는 데이터 합성부(32)와; PC모니터(61)의 1/4화면(61c)에 웨이브폼 모니터 형식으로 표시하는 웨이브 폼 표시부(34)와; 표준 데이터 저장부(33)와; 표준 데이터 저장부(33)의 기준값들과의 데이터를 비교분석하는 데이터 비교부(35)와; 비교된 값들과 기준값들을 1/4화면 (61d)으로 표시하는 화면기록부(36);를 구비한다. 이는 화면에 표시된 각 측정값을 정해진 표준데이타에 정확히 맞출수 있고, 생산효율을 높일 수 있다.
Patent KR-20010037449-A (KR)
Inventor: CHO CHAE RYONG
IPC: H01L29/786
Filed: 1999-10-18
Abstract: PURPOSE: A non-destructive read-out field effect transistor is provided to obtain enhanced stability by manufacturing an SBN thin film through an organic metal heat decomposition. CONSTITUTION: Ba 2-ethylhexanoate and Sr 2-ethylhexanoate are solved into xylene solvent and Nb-ethoxide is solved into 2-methoxyethanol to prepare a precursor solution. The precursor solution is deposited on a substrate to form an SBN thin film through spin-coating at 3000 rpm. The spin coated thin film is first dried at 150 deg.C for 5 minutes, and second dried at 450 deg.C for 5 minutes. The second drying is repeated to obtain a desired thickness of the thin film. Annealing is performed for the final crystallization at 850 deg.C under an oxygen or air atmosphere for 30 minutes to 1 hour.
Patent KR-20010037491-A (KR)
Inventor: LEE HAE UK
IPC: F02D41/04
Filed: 1999-10-18
Abstract: PURPOSE: A starting performance improving method for a vehicle is provided to properly compensate a fuel amount with relation to a supercharge pressure at a desired time point, thereby improving the starting performance at a low speed. CONSTITUTION: A starting performance improving method for a vehicle includes the steps of determining whether an engine is in an idle state by measuring a current engine rpm and supercharge air pressure, determining whether a vehicle is started by detecting an opening degree of an acceleration pedal, repeating a normal fuel mapping or the above steps after checking whether the engine rpm is decreased by clutch engagement, determining whether a fuel amount is proper for an engine load state when the engine rpm is normal, compensating a lack fuel amount if a fuel amount is not sufficient, and determining whether the normal fuel mapping is carried out as a fuel supply amount is properly compensated for a supercharge compensating unit to reach an initial pressure.