baber/WOPTO huggingface dataset:
Patent KR-20000036277-A (KR)
Inventor: JEON SEONG UK
IPC: C25D3/12
Filed: 1999-07-07
Abstract: PURPOSE: An improved acidic non-electrolytic nickel plating solution is provide perform acidic non-electrolytic nickel plating effectively even if the surface of copper is processed with catalyst. CONSTITUTION: An acidic non-electrolytic nickel plating solution contains metallic nickel salt, an igniting agent, a stabilizing agent, a pH regulating agent, a buffering agent, an improving agent, and a reducing agent. Nickel sulfate or nickel chloride is used as metallic nickel salt. The igniting agent controls plating speed and prevents plating from being discomposed naturally. Latic acid, malic acid, citric acid, or glycolic acid is used as the igniting agent. The stabilizing agent is used for prevent plating from decomposed naturally. More than one among sulphur compound of thiourea, sodium thiosultate, and mercapto benzo thiazoie, sodium molybate, lead nitrate, and tallum sulfate are used as the stabilizing agent. The pH regulating agent is used for regulating pH of the plating solution. Sodium hydroxide, ammonium hydroxide, or potassium hydroxide is used as the pH regulating agent. The buffering agent is used for preventing change of pH of the regulated plating solution. Acetic acid, adipic acid, succinic acid, or salt thereof is used as the buffering agent.
Patent KR-20010010998-A (KR)
Inventor: YOO YONG SIK
IPC: H01L27/108
Filed: 1999-07-24
Abstract: PURPOSE: A method for manufacturing a capacitor of a semiconductor memory device is provided to prevent a diffusion barrier layer from being exposed during the formation of a high dielectric layer. CONSTITUTION: An interlayer dielectric layer(2) is selectively etched on a semiconductor to form a contact hole for exposure of the semiconductor. A plug is formed to fill the contact hole(2) and adjacent to the semiconductor. After that, a diffusion barrier layer(5) is formed on the entire structure. The diffusion barrier layer(5) is selectively etched to form the lower portion of the diffusion barrier layer in the contact hole and the diffusion barrier layer is contacted with the plug so that a pattern of the diffusion barrier layer is formed. A bottom electrode(6) is formed to cover over the upper pattern of the diffusion barrier layer(5) and the sidewall of it(5). A dielectric layer and a top electrode is formed on the bottom electrode.
Patent KR-20010018419-A (KR)
Inventor: BOIS C DE BOIR
IPC: H01J23/04
Filed: 1999-08-19
Abstract: PURPOSE: A cathode structure of a magnetron used for a microwave oven is provided to emit electrons through a combined method of direct heating and indirect heating, thereby improving characteristics and reliability of the magnetron based on low-temperature driving and long life of the cathode. CONSTITUTION: A cathode of a magnetron has top and bottom end shields(103,104) through which power is provided, and a spiral heater wire(101) which is placed between the top and bottom end shields and heated when the power is provided. The cathode generates electron energy by heating the heater wire. An electron emitting structure(102) comes into contact with a portion of the heater wire. The electron emitting structure is formed in a manner that electron emitting material is impregnated into a porous tungsten sponge. The electron emitting material is absorbed into the other portions of the heater wire to be coated on the portions.
Patent KR-20010026200-A (KR)
Inventor: IM JONG MOON
IPC: G08G1/095
Filed: 1999-09-03
Abstract: PURPOSE: A traffic signal controlling method and apparatus are provided to minimize a traffic accident and a legal dispute by improving a signal system. CONSTITUTION: A signal display lamp(140) displays a stop signal(red), a preliminary signal(yellow), and a driving signal(green). A main controller(120) controls a green display lamp indicating the driving signal to flicker more than twice for a predetermined time when the signal display lamp(140) changes to the driving signal. A main controller(120) controls a red display lamp or yellow display lamp indicating the stop signal or the preliminary signal to maintain a predetermined time when the signal display lamp(140) changes to the stop signal or the preliminary signal, respectively. A signal driver(130) receives a control signal from main controller(120) and drives the signal display lamp(140).
Patent KR-20010026364-A (KR)
Inventor: JUNG HEE DO
IPC: D06B1/02
Filed: 1999-09-06
Abstract: PURPOSE: Provided is an injection-type bulky dyeing machine containing a dyeing beth elevated above and below which is characterized by dyeing reeled yarn with low bath ratio by going down the dyeing beth, and recovering effectively contractibility by elevating the dyeing beth. CONSTITUTION: The injection-type bulky dyeing machine is comprised of: a dyeing solution injection pipe(16) arranged on the upper one side of the base body(12) in a row, and suspended the reeled yarn(48); a dyeing solution supplying beth(22) formed on the lower one side of the base body(12); the dyeing beth(50) arranged on the lower part of the dyeing solution injection pipe(16) in a base body(12), elevated above and below, and comprised of many 'U' type dyeing chamber(54) for holding the suspended reeled yarn(48); many communicating pores(58) formed on the bottom of each dyeing chamber(54); a cooling water supplying chamber(60) formed on the lower part of the dyeing chamber(54), and communicated with a cooling water supplying compartment(62); the cooling water supplying compartment(62) of the upper open-type set-up at the back of the dyeing beth(50); and a cooling water supplying pipe(70) extended from a cooling water supplying chamber(46) arranged on the upper part of the base body(12).
Patent KR-20010027189-A (KR)
Inventor: PARK SEUNG HO
IPC: G02F1/39
Filed: 1999-09-10
Abstract: PURPOSE: A device for amplifying optical fiber is provided to perform a stable automatic power control by limiting the maximum value of current to drive a laser diode for injecting a pumping light into an optical fiber amplifier. CONSTITUTION: The device includes a voltage value setting unit for supplying a desired stable reference voltage using a voltage regulator. An optical output monitor(20) converts monitor information for the output value of the optical fiber amplification apparatus into current when the optical diode monitors an optical output. An integral unit(30) integrates the outputs of the voltage value setting unit(10) and the optical output monitor(20) to constantly maintain the value of the outputs. A buffer(40) inverts the output of the integral unit(30). A laser diode drier(50) receives the output of the buffer(40) to flow current via a transistor. A voltage distributor(60) distributes voltage to supply a limited power supply to the buffer(40).
Patent KR-20000023143-A (KR)
Inventor: CHRISTIAN SAINT THOMAS JANDALL
IPC: F23D14/76
Filed: 1999-09-14
Abstract: PURPOSE: A method is provided to burn hydrocarbon fuel using a burner and to prevent the damages on the surface of a burner due to the hot materials generated by combustion. CONSTITUTION: A method is realized by installing a burner(2) having a cylindrical metal surface(4) and a conical metal orifice(6) on the upper part of a reactor(1) and forming an annular space(10) between the surface and the orifice between the fire resistance linings(8) on the upper part of the surface of the burner and the reactor. Herein, the steam flows by facing the orifice after passing through the annular space and the surface. And the steam protects the surface from the corrosive combustion atmosphere and the deposition of carbon and metal dust on the surface generated due to the combustion atmosphere.
Patent KR-20010028963-A (KR)
Inventor: CHO SEONG HUI
IPC: H01L21/68
Filed: 1999-09-28
Abstract: PURPOSE: An apparatus for transferring a lead frame having a unit for detecting catching of the lead frame is provided to prevent the transferred lead frame from being damaged, by detecting that the lead frame is not easily transferred to a magazine at an end portion of a transfer rail. CONSTITUTION: A transfer rail(30) transfers lead frames(50) in one direction. The lead frames transferred by the transfer rail are sequentially received in a magazine(24) which is installed at an end portion in a direction the transfer rail moves, separated from each other by a predetermined interval. A detecting unit(60) for detecting catching of the lead frame is installed between the magazine and the transfer rail to detect whether the lead frame is transferred to the magazine, and detects whether the lead frame is caught in the transfer rail or magazine.
Patent KR-20000028857-A (KR)
Title: Delay circuit
Inventor: MATSUI YUUJI
IPC: H03K5/13
Filed: 1999-10-06
Abstract: PURPOSE: A delay circuit is to reduce the change of delayed time according to the change of the manufacturing processes. CONSTITUTION: A delay circuit comprises a first p-channel FET(Field Effect Transistor)(12a) and a first n-channel FET(12b), both being connected in the mutual supplemental basis, and either one of the first p-channel FET and the first n-channel FET comprising a first delay inverter(12) having an extended gate length, a second p-channel FET(13a) and a second n-channel FET(13b), both being connected in the mutual supplemental basis and either one of the second p-channel FET and the second n-channel FET comprising a second delay inverter(13), a NAND gate(11) having a first input receiving an input signal and a second input receiving the output signal of the second delay inverter, and an inverter(14) outputting to invert the output signal from the NAND gate.
Patent KR-20010039192-A (KR)
Inventor: MUN HEON HUI
IPC: H04N7/24
Filed: 1999-10-29
Abstract: PURPOSE: A data compression/decompression device and a method for effective usage of a memory are provided to reduce the dimension of the memory by compressing/storing video data in recording the data in the memory and decompressing the data in reading CONSTITUTION: The data compression/decompression device compresses a compressor(102), a memory controller(108) and a decompressor(104). The compressor(102) compresses digital video data with a predetermined compression rate. The memory controller(108) stores the compressed digital video data input from the compressor(102) in a frame memory(110) by a frame unit. The decompressor(104) decompresses the compressed digital video data read/applied from the frame memory(110) into the digital video data before compressed under the control of the memory controller(108).
Patent KR-20010045580-A (KR)
Inventor: OH JEONG HUI
IPC: H01L29/78
Filed: 1999-11-05
Abstract: PURPOSE: A method for manufacturing a dual silicon device of which a source, a body and a substrate are in contact is provided to reduce resistance and to distribute electrostatic heat concentrated on the body, by connecting the source, the body and the silicon substrate to make the potential of the body maintain the potential of the source. CONSTITUTION: A buried oxide layer(102) is formed on a base substrate(101). A predetermined portion of the buried oxide layer is etched to expose the base substrate. An epi layer(103) is formed on the exposed base substrate. A semiconductor layer is formed on the buried oxide layer and the epi layer. A predetermined portion of the semiconductor layer is etched to form a semiconductor substrate as a body layer. A gate region, a drain region(107) and a source region(108) are formed on the semiconductor substrate. A body electrode, a gate electrode, a drain electrode(109) and a source electrode(111) are formed in the body layer, the gate region, the drain region and the source region.
Patent KR-20000035534-A (KR)
Title: Galvannealed steel sheet and manufacturing method
Inventor: TOBIYAMA YOICHI
IPC: C23C2/28
Filed: 1999-11-17
Abstract: PURPOSE: Provide is a method of manufacturing a galvannealed steel sheet having excellent press workability, and to provide a superior galvannealed steel sheet. CONSTITUTION: Galvannealed steel sheet and method, made by applying hot-dip galvanizing to a steel sheet, heating at a heating rate of at least about 10°C/second to a maximum sheet temperature within a range of from about 470 to 550°C, and applying an alloying treatment; the Al content XAl% in the hot-dip galvannealing layer and the coating weight W g/m(2) satisfy the following equation (1); thereby producing a Zn-Fe galvannealing layer having an iron content of from about 7 to 12%; the galvannealed steel sheet has intensities of zeta -phase, delta 1-phase and GAMMA -phase that satisfy the following equations (4) and (5) as observed through X-ray diffraction with the galvannealing layer peeled off the galvannealed steel sheet at the galvannealing/steel sheet interface, and the galvannealed steel sheet having excellent press workability, having a whiteness and a glossiness.
Patent KR-20000035542-A (KR)
Title: Air cleaner
Inventor: INAZUMI HIDEYOSHI
IPC: F24F7/00
Filed: 1999-11-18
Abstract: PURPOSE: An air cleaner is provided, which is more compact and more light-weighted. CONSTITUTION: The air cleaner is provided with a casing (4) with upper and lower guide plates(41, 42) which guide the air flow generated by a ventilator (2) in the upper part of a lighting (11), the upper guide plate (41) is provided with an attachment part set on a ceil, and the bottom face of the lower guide (42) is a light reflection face for reflecting the light of the lighting (11). The ventilator (2) is provided with a shaft body (20) which extends up and down and whose upper part is hooked to the upper guide plate (41) removably to be fixed; an electromotive motor (21) which is supported to the shaft body (20); and a fan (22) which is set in the upper part of the electromotive motor (21). A filter (5) which is removable according to the guide plates (41, 42), is set between the upper and lower guide plates (41, 42).
Patent KR-20010047305-A (KR)
Inventor: LEE GANG U
IPC: F16F15/023
Filed: 1999-11-19
Abstract: PURPOSE: An impact absorbing damper structure effectively damps an instantaneous pressure increase generated at the lower end of an orifice by absorbing vibration or impact energy generated on running on an uneven road surfaces. CONSTITUTION: A vibration or impact energy generated on running on an uneven road surfaces is firstly absorbed to a spring and oil(3) and relieved. When a vehicle passes through a very rough section of a road, an upper and a lower pads(7a) absorb an impact due to an instantaneous pressure increase generated at the lower end surface of an orifice body(4). If a pressure applied to the surfaces of the upper and lower pads(7a) is higher than a predetermined pressure, a streamline form spring mounted between the pads(7a) implements a buffering actuation by being moved vertically, thereby absorbing an abrupt impact energy. Therefore, a ride comfort is improved.
Patent KR-20000075426-A (KR)
Title: 플라즈마 도핑 시스템과 플라즈마 도핑 방법
IPC: H01J37/32
Filed: 1999-12-02
Abstract: 본 발명은 큰 지름의 웨이퍼를 다룰 수 있는 능력이있는 플라즈마 도핑 시스템과 낮은 에너지 단계에서 얕은 깊이로 불순물을 유입하는것과 관련있다. 플라즈마 도핑 시스템은 고주파전력을 공급하기위한 고주파 전력 공급원과 고주파를 방전하기위한 안테나와, 안테나로부터 방전된 고주파 전력에 의하여 전도체 형태의 불순물을 함유하는 가스의 헬리콘 플라즈마를 발생시키는 플라즈마 발생 체임버를 제공하며, 불순물 유입 체임버는 기판고정장치와 반도체 기판속으로 들어와 접촉하는것의 전도체형태 불순물 함유가스의 헬리콘 플라즈마 발생을 제공하고, 플라즈마 흐름 통로/형태 체임버는 플라즈마 발생 체임버와 불순물 유입 체임버 사이에 놓이며, 불순물 유입 체임버 에서의 플라즈마 발생 체임버로부터 헬리콘 플라즈마를 통하는 흐름통로를 제공하며, 플라즈마 흐름 통로/형태 체임버는 자기장을 발생시키기위한 자기장 발생 수단을 공급하여 흐름통로를 통하는 헬리콘 플라즈마 흐름이 연장되는 것을 제한한다.
Patent KR-20010055267-A (KR)
Inventor: JANG YEONG HAK
IPC: H01S5/20
Filed: 1999-12-10
Abstract: PURPOSE: An assembly structure of a semiconductor laser device is provided to emit efficiently heat by adhering directly an active region to a heat-sink. CONSTITUTION: A heat-sink stem(201) has a stepped portion and a cooling water inlet(202) for providing cooling water. An indium solder layer(203) is formed on an upper portion of the heat-sink stem(201). A P type GaAs region(204) is formed on the indium solder layer(203). An active region(205) and an N type GaAs region(206) are formed on the P type GaAs region(204). A high reflection mirror(207) is adhered to a back facet of a semiconductor laser device. An anti-reflection mirror(208) is adhered to a front facet of the semiconductor laser device.
Patent KR-20010055327-A (KR)
Inventor: LEE YONG DAL
IPC: F16H61/00
Filed: 1999-12-10
Abstract: PURPOSE: A control method of an automatic transmission is provided to easily brake a vehicle by performing down shifting depending on deceleration and a vehicle speed. CONSTITUTION: A control method of a down-shifting automatic transmission comprises the steps of: calculating a deceleration of a vehicle by measuring speed of a vehicle; performing down shifting by advancing a down-shift timing when the deceleration of the vehicle is over a specific level; and performing down shifting without advancement of the down-shift timing if rapid deceleration doesn't occur. By determining a shift level depending on deceleration, effect of engine braking is improved. Further, skidding of a vehicle of an automatic transmission vehicle is avoided. As a vehicle is accelerated without down-shifting during deceleration, acceleration efficiency is improved.
Patent KR-20010055982-A (KR)
Inventor: KIM HU SEONG
IPC: H01L21/77
Filed: 1999-12-13
Abstract: PURPOSE: A method for fabricating an array substrate of a liquid crystal display(LCD) device is to enhance a picture quality by forming a storage capacitor having a constant charge capacity. CONSTITUTION: A conductive metal material is deposited on a substrate to form the first metal layer. The first metal layer is patterned to form a gate electrode and a gate interconnection. Dielectric material, pure amorphous silicon, impurity amorphous silicon and a conductive metal material are sequentially deposited on an entire structure to form the first dielectric layer(115), a semiconductor layer(117) and the second metal layer. The second metal layer is patterned to form a data interconnection(119), a source electrode and a drain electrode. A dielectric layer is deposited to thereby form the second dielectric layer. The second dielectric layer, the metal layer and the semiconductor layer are etched to remain a predetermined portion of the semiconductor layer. The semiconductor layer is etched using a mask. A transparent conductive metal is deposited to form a transparent conductive metal layer. A pixel electrode overlapped with the gate interconnection is formed.
Patent KR-20010063875-A (KR)
Inventor: AHN CHI DEUK
IPC: H04N7/15
Filed: 1999-12-24
Abstract: PURPOSE: A dialogue type broadcasting terminal system is provided to maintain compatibility and improve contents efficiency by constructing a bi-directional dialogue type broadcasting environment with an MPEG(moving picture expert group)-4/7 technology. CONSTITUTION: A demultiplexer receives an MPEG-2 transport stream data from a dialogue type broadcasting terminal system and divides the data for each content. Several first storing units temporarily store the demultiplexed data. A processor processes the user's requirement for the contents. Several processor/decoders process and decode the demultiplexed data. Several second storing units temporarily store the processed and decoded data. A controller controls the decoding process and performs re-writing if there is a change in the data stored in the second storing units. A video synthesis/output unit synthesizes and outputs a video image by receiving the data stored in the second storing units. An audio output unit receives an audio data stored in the second storing units.
Patent KR-20010060955-A (KR)
Inventor: KIM SANG BAEK
IPC: H04Q3/64
Filed: 1999-12-28
Abstract: PURPOSE: An inter-telephone exchange traffic predicting and designing device is provided to accomplish an independent modularization structure. Therefore, it is possible to improve functions of each module, and prediction reliability by introducing an SPA prediction method. CONSTITUTION: A network unit(10) collects data with other operation/maintenance systems, and makes distributed operators operate by connecting with design servers. A data input unit(20) generates primitive data and application data, and classifies data as the primitive data, basic data, common data and design application data in order to manage the inputted data. A processor unit(30) predicts an exchange relay traffic, and performs an exchange relay design and a station design. A database(40) stores the data inputted from the data input unit(20), past data collected until now and data inputted from the other systems. An output unit(50) draws up a design result according to a result inquiry as a report, and output the report.
Patent KR-20010061762-A (KR)
Inventor: NAM DA HYEON
IPC: B23Q11/00
Filed: 1999-12-29
Abstract: PURPOSE: Processing device and method for chips in a processing system are provided to spray a cooling material to a floor of a machine for improving life span of a cooling material motor while cleaning the chips in the machine. CONSTITUTION: Rotation of a spindle is checked according to operation of a machine tool. In case of the spindle not rotating, generated state of chips is received from a chip detect unit. In case of absence of the chips, a cooling water motor and a conveyer motor are stopped. In case of rotation of the spindle or existence of the chips, a motor driving signal is outputted. Then, a magnet for driving the cooling water motor is turned on. Then, a magnet for driving the conveyer motor is turned on. Thus, cooling water is supplied while inducing operation of the chip conveyer for transferring the chips.
Patent KR-20010064468-A (KR)
Inventor: CHOI TAE SIK
IPC: B62D25/12
Filed: 1999-12-29
Abstract: PURPOSE: A supporting structure prevents a worker from being injured by a hood being shut. CONSTITUTION: A supporting structure comprises a compressor formed on a cap(55). In the condition that the cap(55) is inserted into an inserting hole(53), the compressor makes a hooking groove(56) of the cap(55) and the inserting hole(53) combined by pushing the hooking groove(56) to the direction of the inserting hole(53) when a hood(51) moves. When the hood(51) is separated by drawing a hood stay rod(52) with hand, the compressor separates the cap(55) from the fitting hole(53). Thus, the cap(55) is not separated from the hood(51) when the hood(51) is moving and is separated when drivers raise the hood(51) so as to prevent a worker from being injured by the hood(51) suddenly shut.
Patent KR-20000057117-A (KR)
Inventor: HIRATA MAKOTO
IPC: H04N5/225
Filed: 1999-12-29
Abstract: PURPOSE: An electronic equipment with common connector is provided to achieve a significant reduction is consumed electricity and to correspond to hot plug while in the slip mode. CONSTITUTION: An electronic equipment with common connector is composed of status determination, confirmation, notification, detection, and initiation. Host computer's connection status is determined by the reversal of inverter circuit's(9) output signal from high to low(S1). When the connection to the host computer(2) is confirmed, the cancellation of ASIC's(4) slip mode is ordered(S2). Host computer's connection is notified with ASIC interior's USB functions and ASIC interior's USB functions are maneuvered(S3). On command is issued according to on/off switch(7)(S4). When the host computer detects the connection with the digital camera(1), the communication between the digital camera and the host computer is initiated.
Patent KR-20010103137-A (KR)
Title: 유아학습용 전자패널
Inventor: JUNG SOON YOUNG
IPC: G09B5/06
Filed: 1999-12-30
Abstract: 본 발명은 유아학습용 전자패널에 관한 것으로, 싫증을 쉽게 유발하지 않으면서 시각적인 효과와 놀이 효과를 겸하여 유아의 지능지수와 감성지수 향상에 기여하게 되는 학습 교재를 제공함에 목적이 있다. 
     위의 목적 달성을 위한 본 발명은, 문제 글귀와 2개 이상의 도안(21)이 인쇄되어 있고, 각각의 도안(21)에는 누름점(22)이 형성되어 있는 학습카드(20)와;  전원(34)과, 스피커(32)와, 상기 스피커(32)를 상기 전원(34)과 연결하여 그 작동을 제어하는 구동회로(31)와, 상기 학습카드(20)의 하측에 위치하여 학습카드(20)의 누름점(22)에 가해지는 압력에 의해 선택적으로 상기 구동회로(31)를 통전시키는 회로필름(35)이 구비된 회로구성부(30)와;  상기 학습카드(20)와 회로필름(35)이 안착되는 카드안착부(11)와, 상기 스피커(32)의 발생음이 외부로 전달되도록 하는 스피커호울(12)이 구비되어 있는 프레임(10);으로 이루어진다. 
     따라서, 마치 게임을 즐기듯이 시각적인 효과와 놀이 효과를 겸하여 학습할 수 있으므로 유아의 지능지수와 감성지수 향상에 기여하게 되는 효과를 갖는다.