baber/WOPTO huggingface dataset:
Patent KR-20010051618-A (KR)
Inventor: SEKINE HIROYUKI
IPC: G02F1/133
Filed: 2000-11-11
Abstract: PURPOSE: To decrease a panel in size by eliminating a pre-charge circuit from a liquid crystal display panel, to eliminate unevenness of the panel caused by pre-charge so as to display a uniform image on the whole panel, and to improve a yield as a whole. CONSTITUTION: A driving circuit for driving a liquid crystal display device is characterized so that a video signal generating block generating a video signal to be applied to a panel is configured by sequentially connecting an ADC circuit for A-D converting an image signal for a panel of each color of R, G, B, two memory having a capacity permitting to hold a row of signals for the panel, a V-T correcting circuit for correcting non-linearity of transmission light intensity to an input voltage of the panel, a polarity inversion circuit for AC-driving liquid crystal pixels of the panel, a DAC circuit for D-A converting a digital signal outputted by the polarity inversion circuit, and an output selecting circuit for selecting a pre-charge voltage to the panel, and the output selecting circuit displays an analog signal of the DAC circuit in the 1st half of a horizontal period of the image signal, and pre-charges the panel in the 2nd half period.
Patent KR-20020037935-A (KR)
Title: An unbalenced inertia couple force reducing structure of 3-cylinder engines
Inventor: MUN SANG HYEOK
IPC: F16F15/26
Filed: 2000-11-16
Abstract: PURPOSE: Structure for reducing the unbalance couple force of a three-cylinder engine is provided to make a crankshaft and a piston unit form a complete balance by completely offsetting the secondary element of an unbalance couple force due to the reciprocating mass. CONSTITUTION: Six main balance weights(16a,16b,16c,16d,16e,16f) are formed on a crankshaft(14) installed in a cylinder block(12). Three balance shafts(18,20,22) are installed on the crankshaft. The first and second balance shafts includes two auxiliary balance weights(26a,26b,28a,28b) on both ends. The centers of the balance shafts are symmetric to the center of the crankshaft. The first and second balance shafts rotate by interlocking to the rotation of the crankshaft. By forming the inertia moments and phase values of the main balance weights and three balance shafts, the first and secondary elements of the unbalance couple force are removed.
Patent KR-20010051792-A (KR)
Inventor: SUGIMURA AKIHISA
IPC: H03F1/30
Filed: 2000-11-18
Abstract: PURPOSE: A manufacturing method of bias circuit and a semiconductor device are provided to suppress the change in an idle current caused by the temperature change of a power transistor, and a semiconductor device having the bias circuit. CONSTITUTION: The bias circuit(10) is equipped with bipolar transistors(Tr1,Tr2,Tr3), and Shottky diodes(D1,D2). The base terminal of the Tr1 functioning as a power transistor is connected to the Tr2 via a resistor(R3) is an emitter follower format. Also, the base terminal of the Tr2 is grounded via the Tr3 for short-circuiting the Shottky diodes(D1,D2) and the part between a base and a collector, thus suppressing the change in an idle current(C) of the Tr1 being generated when the temperature changes.
Patent KR-20020039526-A (KR)
Inventor: BANG KONG JIN
IPC: A23L7/109
Filed: 2000-11-21
Abstract: PURPOSE: Provided is a process of preparing noodle with black soy containing mixed sea foods by preparing sauce using fishes and seaweeds as a main material and then adding the obtained sauce to noodles. Whereby, the noodles have no oily odor and flavor because it uses no meat and animal oil and are excellent in nutrient and taste. CONSTITUTION: A mixture of 63 to 74% by weight of wheat flour, 18 to 24% by weight of activated water, 1 to 2% by weight of sodium carbonate, 3 to 5% by weight of peanut powder and 4 to 6% by weight of bean flour is kneaded with water and extruded to produce noodle strings. Kelp, Salicornia herbacea, immature Alaska pollack and Chromis notata are mixed in a ratio of 1:1:2:3, heated with onion, radish and green onion and aged with vinegar to produce meat juice. An octopus and cuttlefish are roasted with edible oil, mixed with vegetables, heated with 70 to 80% by weight of black bean paste and then mixed with 40 to 45% by weight of the meat juice, 15 to 20% by weight of activated water, 5 to 10% by weight of starch, 10 to 15% by weight of soybeans and 10 to 15% by weight of lotus roots to produce sauce.
Patent KR-20020044435-A (KR)
Title: The device of eliminating sticked matter and pouring oil in mold tube
Inventor: CHO DONG HUI
IPC: B22D11/00
Filed: 2000-12-06
Abstract: PURPOSE: A device for removing stuck matter and pouring oil into a mold tube is provided to flow highly clean molten steel into a mold by simply coating a certain amount of oil on the surface of the mold tube after easily removing the stuck matter of the mold tube generated during continuous casting process. CONSTITUTION: The device for removing stuck matter and pouring oil into a mold tube comprises a cylinder(210) which is vertically operated by hydraulic pressure, at the lower part of which a piston(220) to which a conical grinding wheel expansion bar(222) is attached is installed, and along the body of which an oil injection line is formed; a grinding wheel support shaft(231) the upper end of which is inserted into the lower part of the cylinder(210), into which the grinding wheel expansion bar(222) is inserted, and which is equipped with an internal space where a return spring is installed between the grinding wheel expansion bar(222) and the grinding wheel support shaft(231); a pair of grinding wheel support plates one ends of which are engaged with the grinding wheel expansion bar(222) so that the grinding wheel support plates are installed in the grinding wheel support shaft(231), to the other ends of which grinding wheels are adhered, and in which at least one or more oil injection nozzles(229) are formed on an oil line and an end of the oil line so that the grinding wheel support plates are symmetrically arranged around the grinding wheel support shaft(231); a flexible hose connecting the oil injection line to the oil line; and an up and down adjusting part(300) adjusting the cylinder(210) up and down.
Patent KR-20020047447-A (KR)
Title: Hinge means for vacuum packer
Inventor: NO SANG YANG
IPC: B65B31/00
Filed: 2000-12-13
Abstract: PURPOSE: A hinge for a vacuum wrapper is provided to prevent deformation or damage of a cover and to prevent air from letting in a vacuum indoor. CONSTITUTION: A hinge of a vacuum wrapper comprises a hinge frame(10) attached to a rear upper portion of a body; a rotator(30) opening or closing a cover; a hinge member(20) rotationally connecting the rotator to the hinge frame; an actuating piece(40) rotationally connected to the hinge member and the hinge frame; a bracket mounted on the body; an extension spring(60) opening the cover by being engaged with the bracket; a hinge shaft(21) formed on a rear lower portion of the rotator; a universal coupling(22) connected to the hinge shaft by being fixed on the hinge frame; a lever groove(31) formed on a front lower portion of the rotator; a lever(70) connecting the rotator to the actuating piece by being inserted to the lever groove.
Patent KR-20010062411-A (KR)
Inventor: HASUMI RYOJI
IPC: H01L21/02
Filed: 2000-12-14
Abstract: PURPOSE: An MIM capacitor is provided to satisfactorily prevent the leakage current even when the electrode of a MIM capacitor is formed of a material such as Cu having a large diffusion coefficient, and avoiding dishing and reduction in electrode area even when the damascene process (CMP process) is employed. CONSTITUTION: The MIM capacitor includes first and second electrodes(22A,22B) formed from a metal material(12); a capacitor insulating film(15); a first diffusion prevention film(14) interposed between the capacitor insulating film(15) and first electrode(22B) to prevent diffusion of atoms constituting the metal material(12); and a second diffusion prevention film(16) interposed between the capacitor insulating film(15) and the second electrode(22A) to prevent diffusion of atoms constituting the metal material(12).
Patent KR-20020049790-A (KR)
Title: OFDM Modem Method Suitable For Wireless LAN System And Supporting Variable Data Rate By Allocating Variable Bits To OFDM Subcarrier
Inventor: CHOI CHANG HO
IPC: H04L27/26
Filed: 2000-12-20
Abstract: PURPOSE: An OFDM(Orthogonal Frequency Division Multiplexing) modulation/demodulation apparatus supporting a variable data speed in a wireless LAN system and a method thereof are provided, which supports a variable data speed regulated in an IEEE 802.11a. CONSTITUTION: In an OFDM(Orthogonal Frequency Division Multiplexing) modulation/demodulation apparatus capable of receiving/transmitting MPDU(MAC Protocol Data Unit) with a variable data speed, a MAC(Medium Access Control)(40) generates a signal field and a data field constituting an OFDM frame structure or receives the signal field and the data field according to an external control signal. An OFDM modulation transmitter(60) comprises an OFDM modulation controller(1) which controls each block of an OFDM modulator on the basis of information as to a data speed and a data length included in the signal field so as to generate a final OFDM symbol by being combined with a preamble constituting an OFDM frame structure formed by being extracted from a stored sequence value, after receiving the signal field and the data field from the above MAC as exchanging the first control signal with the above MAC. And an OFDM demodulation receiver(70) comprises an OFDM demodulation controller(2) controlling each block of an OFDM demodulator on the basis of information as to the data speed and the data length included in the signal field so as to transmit the signal field and the data field to the MAC and to perform an OFDM demodulation process as exchanging the second control signal with the MAC.
Patent KR-20020050366-A (KR)
Title: Operating circuit for bitline in a flash memory device
Inventor: LEE SANG YONG
IPC: G11C16/24
Filed: 2000-12-21
Abstract: PURPOSE: A bit line driving circuit of a flash memory device is provided, which generates a positive bias and a negative bias and also latches data of a cell. CONSTITUTION: The first switching unit applies a data signal according to a control signal, and a latch unit latches the applied data signal for a fixed time. The second switching unit applies a negative high voltage, a ground voltage or a power supply voltage selectively according to an output signal of the latch unit. The third switching unit supplies the above voltage applied through the second switching unit by a selection signal to a bit line. And the fourth switching unit supplies a positive high voltage to the bit line according to an erase signal. The first switching unit is a PMOS transistor.
Patent KR-20020052096-A (KR)
Inventor: CHOI MUN HWAN
IPC: B30B11/02
Filed: 2000-12-23
Abstract: PURPOSE: A swarf briquetting apparatus is provided to promote the dissolution of a swarf cake by adding a carbon agent to the swarf cake when compressing a swarf. CONSTITUTION: A swarf briquetting apparatus includes an inputting section(40) connected to a swarf supplying line(42) so as to supply the swarf and carbon agent, and a compressing section(80) for adding the carbon agent to a compressed swarf cake. The inputting section(40) includes a swarf input line(44) connected to the swarf supplying line(42) and a carbon agent input line(46) for inputting the carbon agent. The swarf input line(44) has a swarf block(48) connected to the swarf supplying line(42), a screw(52) installed in a swarf input vessel(50), a reduction motor coupled to the screw(52), a swarf supplying gate(58), and a cylinder(60) for moving the swarf supplying gate(58). The carbon agent input line(46) includes a carbon agent storing block(64), a carbon agent input vessel(66), a screw(68) installed in the carbon agent input vessel(66), a reduction motor coupled to the screw(68), a carbon agent supplying gate(74) and a cylinder(76) for moving the carbon agent supplying gate(74) in left and right directions.
Patent KR-20020054661-A (KR)
Title: A method for a fine pattern of a semiconductor device
Inventor: KO CHA WON
IPC: H01L21/027
Filed: 2000-12-28
Abstract: PURPOSE: A formation method of micro-patterns of semiconductor devices is provided to improve a characteristic and a reliability by hardening a photoresist pattern using an implantation process. CONSTITUTION: After forming an etching defined layer(13) on a semiconductor substrate(11), the resultant structure is processed with a vapor using an HMDS(Hexa-Methyl Di-Silazane). Then, a photoresist is deposited on the etching defined layer(13) and a solvent is evaporated by performing a soft bake for 10-300 seconds at the temperature of 80-250 deg.C. After exposing using an exposure mask and performing a post exposure bake, a photoresist pattern(19) is formed by developing using a TMAH solution having a 2.38% density. Then, an Ar ion implantation is performed to harden the photoresist pattern(19).
Patent KR-20020055160-A (KR)
Title: Bit-line sensing start timing control device
Inventor: KOO GI BONG
IPC: G11C7/22
Filed: 2000-12-28
Abstract: PURPOSE: An apparatus for controlling bit line sensing timing is provided to stabilize a data sensing operation of a bit line sense amplifier by detecting variation of electric potential and controlling activation timing of a sensing start signal. CONSTITUTION: The first, the second, and the third switching elements(SW1,SW2,SW3) are connected with each output terminal of the first, the second, and the third delay portions(10,12,14). The first and the second electric potential portions(30,32) detect electric potential values lower than or higher than the reference electric potential value. The first and the second level shifters(40,42) perform level shifting operations for the electric potential of the first and the second electric potential portions(30,32). A delay control portion(50) generates switching control signals of the first, the second, and the third switching elements(SW1,SW2,SW3) and controls a delay time of a sensing start control signal.
Patent KR-20020058163-A (KR)
Title: A vacuum coating apparatus for coating a metallic film on a plastic material and a coating method thereof
Inventor: LEE HEON
IPC: C23C18/00
Filed: 2000-12-29
Abstract: PURPOSE: A vacuum coating apparatus is provided in which a pre-treatment process, a metallic film deposition process and a protection film coating process are continuously performed in one reaction chamber. CONSTITUTION: The vacuum coating apparatus for coating a metallic film on a plastic substrate comprises a reaction chamber(2) in which a plurality of plastic substrates(5) are mounted, and a rotation jig(6) to be rotated and revolved, a plasma generating RF plasma electrode(10) and an evaporation source(9) for depositing the metallic film are installed; a driving motor(7) supplying rotation force to the rotation jig(6); an RF power source supplier(1) for supplying power supply to the RF plasma electrode(10); power suppliers(8) supplying electric power so as to melt and vaporize the evaporation source(9); a mechanical pump(4) and a diffusion pump(3) for decreasing pressure inside the reaction chamber; liquid supply sources(12) in which a polymerizable gas is filled, and which are connected to the reaction chamber through lines; gas supply sources(13) in which inert gas and reactive gas are filled, and which are connected to the reaction chamber(2) through lines; and flow meters(11) for controlling gas supplied from the liquid supply source and the gas supply source.
Patent KR-20010032071-A (KR)
Title: Absorbent articles with means for achieving or maintaining convexo-concave bunching
IPC: A61F13/53
Filed: 1997-11-13
Abstract: The present invention relates to absorbent articles comprising a means to achieve or maintain a convexo-concave shape with an upwardly bulged (i.e. towards the wearer during use) center crotch part, and outwardly bulged parts at the longitudinal ends of the article following the body curvature to surround the waist.
Patent KR-20010032114-A (KR)
Title: 유도 전력 전송 픽업 제어 방법
IPC: B60M7/00
Filed: 1998-11-16
Abstract: 공진 캐패시터(902)를 구비하고 있는 소결합형 유도 전력 변압기 시스템에 사용되는 2차 공진 픽업 코일(102)은 높은 Q를 가지며 부품을 파괴시킬 수 있는 큰 순환 전류를 지원할 수 있다.  전류 제한값, 즉 ″안전값″은 통상적인 작동 레벨을 다소 초과하는 소정의 공진 전류에서 포화 상태가 되도록 설계된 인덕터를 사용한다.  포화는 즉각적이며 수동적이다.  소결합형, 제어식 픽업 수단의 정전류 특성은, 포화 가능부가 결합 자속 및 누출 자속에 의해 공유되면, 포화 시에 전류원이 포화 인덕터에 종단되어, 공진으로부터의 디튜닝이 거의 발생하지 않는다.  또 다른 방식으로서, 외부 포화 가능 인덕터(1101, 1102)가 공진 회로(102, 902) 내에 도입되어, 시스템 주파수로부터 멀리 회로를 디튜닝시킬 수 있다.  또 다른 방식으로서, DC 전류가 권선을 통과하여 코어의 포화 가능부의 포화를 증가시킬 수 있다.  그 결과, 전압 제한형 정전류 출력을 제공하는 페일 세이프 픽업이 제공된다.
Patent KR-20010041469-A (KR)
Title: 신호 처리장치 및 신호 처리방법
IPC: H04N21/235
Filed: 2000-01-11
Abstract: 본 발명은, 복조기(42)에서 복조된 제1 네트워크에 대응되는 디지털 방송 데이터의 네트워크·인포메이션·테이블(NIT) 내에 기술되어 있는 내용과, 상기 NIT 치환회로(48)에 의해 치횐되는 제2 네트워크에 대응되는 네트워크·인포메이션·테이블에 기술되어 있는 내용을 제어부(31)에 접속된 표시부(35)에서 병렬 표시하며, 	또한, 위성 디지털 방송(제1 네트워크)에 있어서의 디지털 방송 데이터로서의 MPEG2 트랜스포트 패킷으로부터 NIT 검출회로(44)에서 NITa를 검출하고, 상기 NIT 검출회로(44)에서 검출되는 상기 NITa의 적어도 전송 주파수 정보를 CATV(제2 네트워크)에 적합한 NITb를 제어부(31)에 의해 얻고, 위성 디지털 방송에 있어서의 디지털 방송 데이터로서의 MPEG2 트랜스포트 패킷의 NITa를 NIT 치환회로(48)에 의해  NITb로 치환하여 CATV에 있어서 디지털 방송 데이터로서의 MPEG2 트랜스포트 패킷을 얻는다.
Patent KR-20010042969-A (KR)
Title: 혼류 펌프
IPC: F04D29/44
Filed: 1998-04-24
Abstract: 고효율 혼류 펌프는 디퓨저 섹션의 유로의 코너 부분에서 발생되기 쉬운 흐름 분리를 방지할 수 있다. 상기 혼류 펌프는 임펠러 섹션 및, 상기 임펠러 섹션의 하류에 배치되며 허브로부터 돌출된 고정 디퓨저 블레이드를 구비하는 디퓨저 섹션을 형성하며 축을 구비하는 케이싱을 포함한다. 디퓨저 블레이드는 허브 블레이드 각과 디퓨저 블레이드 각 사이의 각도 차가 디퓨저 섹션의 유로를 따라 특정 분포 패턴을 따르도록 선택된다.
Patent KR-20010052900-A (KR)
Title: 분말 에어로졸을 생성시키기 위한 장치와 방법 및 그 사용
IPC: B01J19/10
Filed: 1999-06-15
Abstract: 본 발명에 따르면, 에어로졸은 어떠한 응집물도 형성시키지 않으면서 가스 흐름내로 계량되어 투입될 수 있다.  이를 위해, 분말은 저장 챔버로부터 기계적 수단에 의해 배출되어 분말 에어로졸로 변환되며, 변환된 분말 에어로졸은 초음파에 노출된 용기 내로 투입된다.  초음파에 노출됨으로써 분말 덩어리 및 응집물이 융해되고, 에어로졸은 균일하고 미세하게 분산된 분말 형태로 가스 흐름 또는 플라즈마 버너 내로 공급될 수 있다.  관련 장치에서 공급관(4)이 기계적 분말 분산기(6)에 연결됨에 따라, 이미 에어로졸 형태를 갖는 생성물이 소노트로드(sonotrode, 2)를 갖춘 용기(10)로 공급된다.  본 발명에 따른 방법 및 관련 장치는 부품을 덮기 위해, 바람직하게는 터빈 블레이드상에 보호층을 도포하기 위해 사용된다.
Patent KR-20010071622-A (KR)
Title: 모빌 작업 기계
IPC: F15B11/17
Filed: 1999-06-23
Abstract: 본 발명은 유압 회로를 구비한 모빌 핸들링 장치에 관한 것으로, 유압 회로(L)는 가변의 하중을 핸들링 하는데 적당한 리프팅 장치(100) 내에 설치된 리프팅 실린더(1), 및 감소하는 하중 에너지를 복원 또는 재생하기 위한 어큐뮬레이터(6)를 포함하며, 또한 유압 회로는 2개의 포트(10, 11)를 구비한 가변의 유압 기계(3)를 포함하며, 상기 유압 기계는 구동 유닛(D)에 의하여 2개의 유동 방향 내의 최대 시스템 압력을 상기 포트에 대하여 방출하는 것이 가능하며, 하나의 포트(11)는 상기 어큐뮬레이터(6)에 접속하며, 다른 하나의 포트는 상기 리프팅 실린더(1)에 접속한다.
Patent KR-20010070429-A (KR)
Title: Preparation of Tris(trimethylsilyl)silylethyl Esters
Inventor: HASEGAWA KOJI
IPC: C07F7/08
Filed: 2001-01-05
Abstract: PURPOSE: Provided is a method for effectively manufacturing 2-(tris(trimethylsilyl)silyl)ethyl methacrylate and 2-(tris(trimethylsilyl)silyl)ethyl acrylate which are used as raw materials of double layered photoresist used for lithography using excimer laser. CONSTITUTION: The manufacturing method comprises the steps of: reacting 2-(tris(trimethylsilyl)silyl)ethyl acetate with an alcohol in the presence of a catalyst to obtain 2-(tris(trimethylsilyl)silyl)ethanol; and then reacting a methacrylic ester or an acrylic ester therewith to obtain the 2-(tris(trimethylsilyl)silyl)ethyl methacrylate or the 2-(tris(trimethylsilyl)silyl)ethyl acrylate.
Patent KR-20020057697-A (KR)
Title: Clock recovery circuit for universal serial bus
Inventor: CHO YEONG GYUN
IPC: H04L7/033
Filed: 2001-01-05
Abstract: PURPOSE: A clock recovery circuit for use in universal serial bus(USB) is provided to recover a required clock rapidly and to realize a simple circuit arrangement with small power consumption and a small occupied area. And also, the clock recovery circuit meets a USB2.0 standard capable of recovering a clock within 4 clocks. CONSTITUTION: A clock recovery circuit for use in a USB includes a phase detector(22) for generating a detection signal by detecting a phase difference between a receiving data and a recovery clock, a shift register(24) for outputting a control signal by shifting in response to the detection signal, a multi-phase clock generator(28) for generating a first to an Nth phase clocks and a phase shifter(26) for outputting one of the N phase clocks as the recovery clock by selecting one among the N phase clocks in response to the control signal. The multi-phase clock generator(28) receives a clock at a receiving end having the same frequency as a clock used in the sending end of the UBS to send the receiving data. But, the phase of the clock at the receiving end is different from that of the clock used in the sending end by approximately (360/N)xI, wherein N and I are integer and I changes from 0 to N-1. The shift register(24) is capable of shifting bidirectionally.
Patent KR-20020060909-A (KR)
Title: Apparatus for cleaning a semiconductor wafer and method for cleaning a wafer using the same
Inventor: HA SANG ROK
IPC: B05D3/10
Filed: 2001-01-13
Abstract: PURPOSE: An apparatus and a method for cleaning a semiconductor wafer are provided to reduce the process time and to increase the cleaning power by heating a cleaning solution in a short time, and to clean the wafer without the corrosion of a metal film by using ozone water, hydrogen water or electrolyte ion water as the cleaning solution. CONSTITUTION: The apparatus has a chamber(100) for supplying the wafer(W), a rotatable chuck(102), that is installed in the chamber, for supporting the wafer, a nozzle(104) for injecting a cleaning solution onto the wafer, a cover(106) for covering the chamber, a heating lamp(108) for heating the wafer or the cleaning solution, a cooling water pipe covering the cover, and a contamination preventing plate(110) for protecting the heating lamp from being contaminated by the cleaning solution by placing under the heating lamp in the cover. The heating lamp is an infrared lamp or an ultraviolet lamp.
Patent KR-20010067492-A (KR)
Title: Development of simultaneous ammonia and hydrogen sulfide removal using supported microorganism media
Inventor: CHA JIN MYEONG
IPC: B01D53/52
Filed: 2001-01-17
Abstract: PURPOSE: A simultaneous treatment system of hydrogen sulfide and ammonia using attached biofilm is provided, which can remove hydrogen sulfide and ammonia generated from excrement treatment, livestock farming, sewage treatment, waste landfill and chemical plant simultaneously. And the system can diminish the treatment cost by more than 40 % and does not emit any secondary pollutant. CONSTITUTION: The system comprises the followings: (i) a first biofilm bubble column reactor (6) in which attached biofilm is contained for removing hydrogen sulfide and ammonia simultaneously; (ii) a second biofilm bubble column reactor (8) in which attached biofilm is contained; and (iii) a mass flow controller (26) for controlling concentration and flow of hydrogen sulfide and ammonia. The hydrogen sulfide is removed by attached biofilm, and ammonium sulfate produced by reaction of ammonia with hydrogen sulfide is removed by microorganism at the bottom of the reactor.