baber/WOPTO huggingface dataset:
Patent KR-19990035781-A (KR)
Title: Ｒｆ 소스와 ｒｆ 플라즈마 프로세서 사이에 연결된 정합 회로망의 무효성 임피던스를 조절하기 위한 방법 및 장치
IPC: H01L21/3065
Filed: 1997-05-23
Abstract: rf 필드는 무효성 임피던스 요소에 의하여 진공 플라즈마 프로세싱 체임버내의 플라즈마로 공급된다. 이 요소와 소스는 소스의 로딩과, 무효성 임피던스 요소 및 플라즈마를 포함하는 부하의 소스에의 튜닝과를 제어하는 제 1 가변 리액턴스와 제 2 가변 리액턴스를 포함하는 정합 회로망을 통해 연결된다. rf 소스의 출력단자에서 들여다 본 임피던스와 내다본 임피던스 사이에서 최상의 정합이 이루어질 때까지 제 1 가변 리액턴스와 제 2 가변 리액턴스의 값이 변해서 제 2 가변 리액턴스의 단위변화에 대해 제 1 가변 리액턴스가 변해야 할 양을 결정한다. 그리고, 이 결정에 기초하여 제 1 가변 리액턴스와 제 2 가변 리액턴스의 값이 rf 소스의 출력단자에서 들여다 본 임피던스와 내다 본 임피던스 사이에서 최상의 임피던스 정합이 이루어질 때까지 동시에 변하게 된다.
Patent KR-20000064272-A (KR)
Title: 고속전기아연도금을하기위한방사선-경화변부마스킹방법
IPC: C25D7/06
Filed: 1996-12-18
Abstract: 고속 전기아연도금 공정에 있어서,  강철스트립(1)은 스트립이 전기아연도금 단계(11)의 상류로 이동하는 동안 자외선경화가능한 코팅물(8)이 스트립의 변부(12)를 마스킹하고 스트립이 전기아연도금단계(11)로 도입되기 전까지 이동하는 동안 코팅물(8)을 경화시킴으로써 문제의 아연노듈의 형성으로부터 보호된다.
Patent KR-19990064278-A (KR)
Title: 가변 면적 스로틀 밸브와, 이를 포함하는 터빈 엔진
IPC: F01D9/02
Filed: 1996-09-05
Abstract: 본 발명은 에어포일 냉각을 위해 필요한 압력과 공기를 중간 시일 및 디스크 캐비티에 공급하기 위해 필요한 다소 저압사이의 개선된 조화를 제공하기 위한 터빈 엔진에 사용되는 것이 바람직한 가변 면적 스로틀 밸브가 기술되어 있다.  바람직한 실시예에 있어서, 본 발명의 밸브는 입구와, 하우징 또는 밸브의 몸체사이의 개구에 대해 최소 치수를 사전결정함으로써 제어된 일정한 최소 흐름 면적을 갖는 스프링 장전 밸브 조립체를 포함한다.  장전된 스프링은 흐름 면적을 가로질러 압력 강하가 어떤 값을 초과할 때 그 최소 치수에서 상승되어 유지한다.  그러한 임계 압력 강하 이상으로, 밸브가 상승하여, 흐름 면적을 증가시킴으로써, 사양내의 온도를 유지하기에 충분한 디스크 캐비티 흐름을 얻기에 필요할 수 있는 공급 압력을 감소시킨다.
Patent KR-19990067191-A (KR)
IPC: G01K15/00
Filed: 1996-12-12
Abstract: PCT No. PCT/DE96/02419 Sec. 371 Date Aug. 24, 1998 Sec. 102(e) Date Aug. 24, 1998 PCT Filed Dec. 12, 1996 PCT Pub. No. WO97/31243 PCT Pub. Date Aug. 28, 1997A method and apparatus for checking a sensor which generates an electrical measuring signal on the basis of a non-electrical physical value. A test value transmitter is used to generate a non-electrical physical value (which is the same type as the physical value to be measured by the sensor) when an electrical checking signal is applied. The electrical checking signal and the electrical test signal are compared with each other and thus simulate a measuring operation of the sensor. The sensor is effectively checked, on the basis of its own physical measuring operation over the sensors entire measuring range.
Patent KR-19990081846-A (KR)
IPC: B65G15/12
Filed: 1997-01-20
Abstract: In order to inspect objects (10), particularly drinks bottles, these are transported on two conveyors (12, 14), which exhibit a mutual lateral separation and run at different speeds, so that the objects (10) rotate about their vertical axis. Within the distance separating the conveyors (12, 14) a bottom checking installation (30, 32) is provided. A rail (16) for guiding the objects (10) can be arranged, stretching in the direction of transport above the first, slower-running conveyor (12), in such a way that the objects (10) on the first conveyor (12) stand on the edge strip between the rail (16) and the edge of the first conveyor (12), and the width of this edge strip amounts to up to about ⅓ of the diameter of the objects.
Patent KR-19990087119-A (KR)
Title: 다중-처리기 중앙처리장치
IPC: G06F15/173
Filed: 1997-02-04
Abstract: 본 발명은 각각이 처리기, 메모리 및 커플러를 포함하는 두 개 이상의 그룹을 가지며, 처리기 및 메모리는 정확하게 한 커플러에 의해 상호연결되고 커플러는 상호연결되는 중앙처리장치에 관한 것이다.  주소를 인터리빙시키므로써, 주소공간에 걸쳐 균일하게 분포된 메모리 영역은 각각의 그룹과 이산적으로 연관된다.  각각의 커플러는 자신의 커플러그룹과 연관된 메모리 영역에 대한 액세스를 수행하며 관련 커플러로의 연결을 통해 다른 액세스를 수행한다.  중앙처리장치에는 다중 시스템을 구성하기 위한 인터페이스가 구비된다.
Patent KR-19990087734-A (KR)
Title: 비닐 중합체의 제조 방법, 비닐 단량체 중합용 개시제 및 스티렌 수지 조성물
IPC: C08F36/04
Filed: 1997-03-13
Abstract: 중합 온도가  45 ℃ 이상 및 250 ℃ 이하이고,  중합에  사용되는 용매에 대한  비닐 단량체의  농도가  45 내지 100 중량 % 인  조건 하에서,  생장 말단에 있는   탄소 음이온에 대한  양성 짝이온을  형성하는  양이온의  금속이  Mg, 또는 Mg/M 1 (여기에서,  M 1 은  Li, Na 및 K 로  이루어진 군으로부터  선택되는  한 종 이상의  알칼리 금속이고,  Mg 및 M 1 의  몰 농도가  [Mg]/[M 1 ]≥4 의  관계를  만족한다) 으로  주요 구성되는  음이온 중합을  수행함으로  이루어지는  비닐 중합체의  제조 방법 ; 및,  (R 2 ) 2 Mg (식 중,  R 2 가  히드로카르빌임) 를  함유하는,  비닐 단량체  중합용 개시제.
Patent KR-20000005365-A (KR)
Title: Method of producing amines and aminonitriles
Inventor: SCHNURR WERNER
IPC: C07C209/48
Filed: 1997-04-03
Abstract: PURPOSE: An enhanced process for producing a compound containing NH2 groups is provided which make it possible to regenerate a catalyst containing cobalt and/or iron in a simple way and to shorten the shutdown time during the regeneration. CONSTITUTION: A process is carried out by the hydrogenation of compounds which include at least one carbon-nitrogen bond with hydrogen in the presence of a catalyst, at a temperature not below room temperature and at an elevated hydrogen partial pressure, optionally in the presence of a solvent, in the following conditions:(A) a catalyst containing cobalt and/or iron is used; (B) if the yield, based on the compound being hydrogenated, and/or the selectivity, based on the desired product, drops below a defined value or if the amount of an undesired side-product increases to more than a defined value, the hydrogenation is interrupted by stopping the feed of the compound being hydrogenated and, if present, also the solvent; (C) the catalyst is treated with hydrogen at a temperature in the range 150 to 400°C, using a hydrogen pressure of 0.1 to 30 MPa and a treatment time of 2 to 48 h; and (D) the hydrogenation is subsequently continued, and the catalysts containing cobalt and/or iron are regenerated.
Patent KR-20000016492-A (KR)
Title: Anti-flicker scheme for fluorescent lamp ballast driver
Inventor: GRADZKI PAWEL M
IPC: H05B41/298
Filed: 1998-03-23
Abstract: PURPOSE: A fluorescent lamp ballast having an integrated circuit driver which avoids lamp flicker caused by momentary dips in mains voltage during lamp turn on, is provided. CONSTITUTION: The ballast comprises an inverter having at least one switch responsive to a control signal for producing a varying voltage applied to the lamp load, a driver for producing the control signal, and stop circuit for rendering the driver inoperable in case the varying input signal drops below a predetermined threshold level The anti-flicker scheme within the fluorescent lamp ballast driver distinguishes between operating conditions during and after preheat of the lamp electrodes. By maintaining the voltage for powering the integrated circuit driver above its minimum threshold, the driver does not momentarily shut off during lamp turn on.
Patent KR-20000050999-A (KR)
Title: Data output buffer
Inventor: KIM JAE UN
IPC: G11C7/10
Filed: 1999-01-18
Abstract: PURPOSE: A data output buffer is provided to divide an output driver into multi stages and drive the multi stages consecutively. CONSTITUTION: A data output buffer includes an input device, a driving controller and multiple output drivers. The input device receives data signal(DOUT) and output enable signal(OE) and outputs pull-up signal(PU) equal to the logical value of the data signal(DOUT) when the output enable signal(OE) is logical 1 and pull-down signal(PD) of the logical value of inverted data signal(DOUT). The driving controller receives burn-in enable signal(BIEN), address step detection signal(ATD) and light bar signal(/WR) and activates the multiple driving control signals consecutively. The multiple output drivers receive pull-up signal(PU), pull-down signal(PD) and driving control signal(S1¯Sn) and operate pull-up or pull-down movement according to the logical value of the data signal(DOUT) when the driving control signal is activated.
Patent KR-20000016830-A (KR)
Inventor: HA GU YON
IPC: A23L3/005
Filed: 1999-02-06
Abstract: PURPOSE: A specific heat sterilizing method to alcoholic liquors and drinks is provided to improve the freshness of the liquors and drinks, to extend the storage and at the same time to save energy by a high voltage pulsed electric field process. CONSTITUTION: The specific heat sterilizing method has the steps of: putting alcoholic liquors and drinks in a batch type or a continuous processing container of the high voltage pulsed electric device having an electrode interval of 0.1 to 1.0cm; applying the high voltage pulse 1 to 50000 times, having a 1 to 200kv/cm electric field strength, a 0.1us to 1ms pulse width, a 1 Hz to 5 kHz frequency, using with a heat-process at a room or a low temperature.
Patent KR-20000034819-A (KR)
Inventor: AHN BYUNG SUN
IPC: B41J29/377
Filed: 1999-03-05
Abstract: PURPOSE: A working liquid injection device for micro injecting device is provided to achieve an enhanced productivity, reduced production time, and simplified process while allowing a plurality of heating chambers to be injected with working liquid at a time thus eliminating the use of cartridges having individual tools for injecting working liquid. CONSTITUTION: A working liquid injection device comprises a vacuum chamber(400), an air supply/intake unit(406) for supplying interior of the vacuum chamber(400) with air or taking the air within the vacuum chamber(400) so as to control a vacuum condition in the vacuum chamber, a container(401) for containing the working liquid and which is disposed within the vacuum chamber(400), and a cartridge receptacle(402) to be dipped into the working liquid contained in the container(401) as being loaded with cartridges(200) having a plurality of micro injecting devices mounted thereon.
Patent KR-19990046014-A (KR)
Title: 광고효과를극대화시킨출판물및그광고방법
Filed: 1999-03-11
Abstract: 본 발명은 정기 간행물 및 잡지 등과 같은 출판물에 게재된 광고문안 속에 즉석경품을 삽입하여 동일 출판물속의 다른 광고문안보다 더욱 많은 효과를 얻을 수 있도록 한 출판물 및 그 광고방법에 관한 것으로, 각종 정보 및 광고문안이 인쇄된 후 일체 제본된 다수의 페이지와, 상기 다수의 페이지 표면에 코팅되어 상기 광고문안을 보호하는 코팅부를 포함하여 이루어진 출판물에 있어서, 상기 다수의 페이지 중 어느 하나 또는 그 이상의 소수 페이지의 일부 표면에 인쇄된 광고문안 속에 광고주의 희망에 따라 독자의 흥미를 유발시키는 경품 및 자사상품을 표기하여 부여된 경품 표식부와, 상기 광고문안 속에 표기된 상기 경품 표식부를 육안으로 식별할 수 없도록 상기 코팅부 상에 부분 인쇄되어 독자의 탐구의욕을 고취시키는 불투명 인쇄부를 포함하여 이루어지는 것을 특징으로 하고, 이러한 구조로 된 출판물을 이용한 방법을 통하여 광고효율을 극대화시킬 수 있도록 하므로써 거시적으로 소비와 판매 및 생산을 촉진하여 국민소득 및 고용수준의 성장을 크게 향상시킬 수 있는 발명이다.
Patent KR-19990046077-A (KR)
Title: 양란심비디움신품종신세이끼식물
Filed: 1999-03-17
Abstract: 본 발명은 적자색을 가지는 복륜화로서 분화용의 우수한 양란 심비디움 신품종에 속하는 식물 "신세이끼"를 제공하는 뛰어난 효과가 있다.
Patent KR-20000061216-A (KR)
Title: Drum type washing machine
Inventor: NOH YANG HWAN
IPC: D06F37/40
Filed: 1999-03-24
Abstract: PURPOSE: A protective structure of a bearing housing for a drum type washing machine is provided to provide leakage of wash water through a gap between the bearing housing and a tub hub and to prevent vibration and noise generated by the gap. CONSTITUTION: A protective structure of a bearing housing for a drum type washing machine includes a resin sections(107) formed at both sides of a tub hub(105) made of synthetic resin material. The resin sections wrap both sides of a bearing housing(106) supporting a bearing(104) rotating a driving shaft(103) connected to a laundry tub(102) to prevent leakage of wash water through a gap between the bearing housing and the tub hub in the laundry tub. The resin sections are formed at one side of the tub hub in the direction of the laundry tub to wrap only the portions of the bearing housing, which meet wash water. A plurality of holes are formed in the bearing housing to contact the resin sections to the bearing housing.
Patent KR-20000061911-A (KR)
Inventor: PARK SEUNG YOUL
IPC: G11B20/02
Filed: 1999-03-31
Abstract: PURPOSE: An MP3 player is provided to integrate a radio communication function with recording function through a sound appliance, thereby downloading and storing easily MP3 files for music or information using a computer, a radio communication apparatus or the sound appliance, and subsequently reproducing them to enjoy high-quality music. CONSTITUTION: The MP3 player for a vehicle comprises: a radio communication apparatus for establishing communication; a logic interface(19) for transmitting a control signal and a data signal between a base band(5) and a microprocessor(17) of the radio communication apparatus; an MP3 receiver unit(21) for downloading MP3 files; an MP3 file encoder(22) for compressing information of the MP3 files and for storing it on a memory(23); and an MP3 file decoder(24) for decompressing the information of the MP3 files and for transmitting it to an audio output unit(26) through a digital-analog converter(25). The player further comprises a signal processing unit(30) for amplifying and wave-shaping an audio signal being transmitted through an audio input jack(28), in which a plug(33) of a cable(32) for an audio output of an ordinary sound appliance(31) is inserted, and for transferring the signal to the MP3 receiver unit through an analog-digital converter(29).
Patent KR-20000061917-A (KR)
Inventor: KIM EUN GU
IPC: G11B7/08
Filed: 1999-03-31
Abstract: PURPOSE: An optical disk player and an optical pick-up device for the optical disk player is provided to reduce the weight of the optical pick-up device, thereby reducing a current consumption and thus improving a reliability of a product. CONSTITUTION: The optical disk player comprises a main frame, a disk tray disposed in the main frame to be withdrawn to the outside and on which a disk(4) is mounted, a turn table disposed at a center portion of the disk tray to rotate the disk, an optical pick-up device slidably disposed at the disk tray to read/write an information from/to the disk on the turn table, and a transporting portion for transporting the optical pick-up device. An optical pick-up device for the optical disk player comprises a fixed optical system(40) and a movable optical system(50) for transmitting/receiving a beam to/from the fixed optical system. In the device the fixed optical system comprises a laser irradiating portion, a beam splitter(2) for splitting an incident light and a reflecting light, and a detecting portion for detecting a data based on a reflected beam. The movable optical system comprises an object lens(3) through which a beam irradiated from the beam splitter or reflected from a recording face is penetrated.
Patent KR-20000016841-A (KR)
Inventor: DAKEIIGEIN
IPC: H04W88/14
Filed: 1999-04-01
Abstract: PURPOSE: A transmitting and receiving apparatus is provided to reduce a large loss of a transmission power and an increase of a consumption power until emitting the transmission power of a large output into a space. CONSTITUTION: The transmitting and receiving apparatus comprises a plurality of transmitting/receiving signal amplification devices (99a to 99m), a plurality of antennas (81) and a tilt angle setting circuit. Each of the transmitting/receiving signal amplification devices (99a to 99m) includes a power amplifier (10, 20); a variable phase shift circuit (52) coupled to an input part of the power amplifier; a power detector (68) coupled to an output part of the amplifier; a phase shifting amount table (67) configured on the basis of a characteristic of the amplifier. The antennas are coupled to the transmitting/receiving signal amplification apparatus, respectively. The tilt angle setting circuit is coupled to the apparatus. The transmitting/receiving apparatus compares an output from the power detector and the control signal of the tilt angle setting circuit and adjusts a phase amount of the variable phase shift circuit on the basis of the phase shifting amount table.
Patent KR-19990083393-A (KR)
Title: 플라즈마디스플레이
IPC: G09G3/288
Filed: 1999-04-22
Abstract: 플라즈마 디스플레이 패널은 서로 마주보고 있는 한쌍의 절연 기판(전면 기판과 후면 기판)을 가진다. 사이에 면 방전 간극(11a)을 두고 배치된 각각 투명 주사 전극(12a)과 투명 유지 전극(12b)을 구비하는 복수의 면 방전 전극(12)은 전면 기판(11)상에 매트릭스형으로 형성된다. 금속 재료로 만들어진 복수의 주사 트레이스 전극(13a)은 주사 전극(12a)위에서 수평으로 연장하도록 형성된다. 복수의 제 1 격벽은 면 방전 전극(12)사이에 스트라이프로 수직으로 연장하도록 형성된다. 유지 전극(12b)에 접속된 복수의 유지 트레이스 전극(13b)은 제 1 격벽위에서 수직으로 연장하도록 형성된다. 이와 같이 형성된 전극을 가진 전면 기판은 투명 유전체층과 산화 마그네슘층이 순차로 덮힌다. 한편, 고효율로 가시광을 반사시키는 백색 유전체층은 후면 기판위에 형성된다. 복수의 제 2 격벽은 백색 유전체층위에 스트라이프로 수직으로 연장하도록 형성된다. 복수의 형광체층은 적, 녹 및 청의 형광 물질을 별도의 스트라이프 코팅을 형성하여 제 2 격벽사이에 형성된다.
Patent KR-20000073304-A (KR)
Inventor: CHA UNG GIL
IPC: D06F33/02
Filed: 1999-05-10
Abstract: PURPOSE: A method for protecting a driving element of a full-automatic washing machine is provided to prevent malfunction of driving elements for supplying power with an inverter motor at a high temperature and overheating of the inverter motor. CONSTITUTION: A method for protecting a driving element of a full-automatic washing machine includes the steps of sensing a temperature of driving elements for supplying current to an inverter motor(S101), determining whether the sensed temperature is higher than 90°C(S102), carrying out a normal washing pattern if the sensed temperature is lower than 90°C(S105) while carrying out a washing pattern change or low-speed rotating of the motor if higher(S103), determining whether the temperature of the driving element decreased below 75°C after step S103(S104), carrying out the normal washing pattern if below 75°C(S105), and comparing washing times for carrying out rinsing if a set washing time is passed above 75°C while carrying out the washing pattern change or low-speed rotation of the motor if not passed(S107).
Patent KR-20000073529-A (KR)
Inventor: PARK JONG HU
IPC: A47C1/16
Filed: 1999-05-07
Abstract: PURPOSE: A frame of a chair is provided to supply various shapes of chairs, to improve production efficiency by simplifying a production process and to prevent the chair from being depressed or inclined to one side. CONSTITUTION: A frame(1) is made up by cutting a steel plate with a universal device such as a laser. A protrusion(3) is fixed on one side face of the frame by welding. A depression preventive portion(5) is fixed on a lower part of the protrusion so that a frame of a chair is made up. Further, a frame is made up by cutting a steel plate of a certain thickness into a desired shape. A shape or a figure is engraved or inlaid on one surface of the frame. The protrusion is fixed on an upper part of the opposite side frame by welding. The depression preventive portion is fixed on a lower part of the protrusion. Then the frame is completed by painting the surface with a wanted color.
Patent KR-19990088294-A (KR)
IPC: G11B20/10
Filed: 1999-05-14
Abstract: 주파수축에서 다수의 대역으로 대역-분할된 스펙트럼 데이터(spectrum data)와 분할 대역마다의 스케일 계수(scale factor)를 포함하는 압축 디지털 데이터에서 각 분할 대역의 스케일 계수에 압축 디지털 데이터의 음향적 특성을 변화시키는 계산이 실행되는 재생 및 기록 장치, 디코딩 장치, 기록 장치, 재생 및 기록 방법, 디코딩 방법, 및 기록 방법이 제공된다.
Patent KR-20000006145-A (KR)
Title: Substrate for mounting semiconductor chip
Inventor: MURAYAMAGEI
IPC: H01L21/60
Filed: 1999-06-14
Abstract: PURPOSE: A substrate for mounting semiconductor chip is provided to completely remove porous within AFC or underfill resin, to completely adhere a semiconductor chip on the surface of a substrate main body, and to sustain stable electric contact between conductor bumps. CONSTITUTION: The substrate for mounting semiconductor chip comprises: a substrate main body(10) having a surface for mounting a semiconductor chip(20); plural conductive lines(14) arranged on the surface in lengthwise, parallel separated each other in prescribed pitch; and pads(50) defined by the lines and having wider width than that of the conductive lines.
Patent KR-19990068764-A (KR)
Title: 국부세척기의훈증장치
IPC: A61H39/06
Filed: 1999-06-18
Abstract: 본 발명은 국부 세척기의 훈증장치에 관한 것으로서, 특히 종래에 물탱크 내의 물을 소정의 압력으로 분사하여 국부를 세정하는 국부 세척기에 한방 약성분을 갖는 증기를 발생시켜 질환의 치료 및 예방 효과를 얻을 수 있도록 하는 국부 세척기의 훈증장치를 제공한다. 
     국부 세척기 본체(20) 내에는 외측에 히터(31)가 장착되어 증기를 발생시키는 가열 탱크(30)와, 상기 가열 탱크(30)의 상측에 장착된 케이스(40)와, 상기 케이스(40) 내에 안착되어 증기를 유통시키는 훈증판(43)과, 상기 훈증판(43)의 내측에 안착되며 내부에 약재가 충전된 약포(44)와, 상기 케이스(40)의 일측에 접속된 증기 배출관(45)의 선단에 결합되어 좌변기의 내측으로 약 성분을 갖는 증기를 분사하는 문무 노즐(46)을 구비한다. 
     따라서, 본 발명에서는 용변 후에 국부를 세척하는 세정기능을 물론 가열된 증기를 약포에 접촉시켜 약 성분이 포함되도록 하여 분무함으로써 살균, 진통, 소염, 부활, 영양, 지방 제거 수축 및 미용 작용으로 질환의 치료 및 예방 효과를 가진다.
Patent KR-20000016888-A (KR)
Inventor: CHENCHII-CHENG
IPC: A23L33/00
Filed: 1999-06-23
Abstract: PURPOSE: A powder composition and an emulsion composition are provided to usefully manufacture a drink filled up with vitamin and inorganic material having sufficient nutrition, containing a vitamin E and other fat-solubility vitamin. CONSTITUTION: The powder composition manufacturing method includes the steps of: mixing water with the improved multi-sugar for a sufficient period to make the improved multi-sugar dissolve in the water; forming a thermal refining emulsion having a solid of 45 wt % by adding up the fat-solubility vitamin into the solution; mixing the thermal refining emulsion until the size of a droplet in the emulsion becomes under 1500nm; obtaining a vitamin supplement emulsion consisted of a droplet having the average size of 70 to 200nm by emulsifying the thermal refining emulsion; obtaining the powder composition having the droplet of the fat-solubility vitamin scattered on the improved multi-sugar matrix and the average diameter of 70 to 200nm by drying the emulsion.
Patent KR-20010003874-A (KR)
Inventor: KIM MIN SEOK
IPC: G02F1/133
Filed: 1999-06-25
Abstract: PURPOSE: A kickback voltage preventing circuit in a liquid crystal display is provided to prevent a kickback voltage owing to a parasitic capacitance by connecting a capacitor to a source electrode of a thin film transistor so as to be supplied with a reverse voltage. CONSTITUTION: A kickback voltage preventing circuit in a liquid crystal display comprises a thin film transistor which has a gate electrode connected to a gate voltage(Vg), a drain electrode connected to a drain voltage(Vd) and a source electrode(S) connected to a liquid crystal. A capacitor(Cgs) is connected to the source electrode(S), and an inverted gate voltage(-Vg) is applied to the capacitor(Cgs).
Patent KR-20010003963-A (KR)
Inventor: KANG DAE SEONG
IPC: F25D29/00
Filed: 1999-06-26
Abstract: PURPOSE: A refrigerator and a method of controlling operation of refrigerator is provided to prevent loss of cold air while improving cooling efficiency. CONSTITUTION: A refrigerator comprises a cabinet forming at least one cooling chamber; a door(5) installed at the front surface of the cabinet; a cooling chamber lamp installed within the cooling chamber; a display device(10) including a display unit(11), a selection button(13) for selecting or setting the information displayed onto the display unit(11), and a lamp selection button(14) for turning on the cooling chamber lamp; and a transparent window(40) arranged at a portion of the cabinet and which allow a user to observe the interior of the cooling chamber when the cooling chamber lamp is turned on. A method comprises the steps of preparing a transparent window onto a portion of the cabinet so as to allow a user to observe the interior of the cooling chamber, turning on the cooling chamber lamp in accordance with an operation from an external source, and turning off the cooling chamber lamp after elapse of a predetermined time period.