baber/WOPTO huggingface dataset:
Patent KR-20000050671-A (KR)
Inventor: SONG TAE SEON
IPC: G11B11/10
Filed: 1999-01-13
Abstract: PURPOSE: A method for recording by a magnetic head is provided to improve a recording speed as a data record signal is demodulated as a radio frequency band, recording by amplifying intensity of magnetic field reduced according to an increase of frequency generating the magnetic field from magnetic heads. CONSTITUTION: A method for recording by a magnetic head comprises the steps of: generating a magnetic field by supplying a main magnetic head with an input signal; and adjusting intensity of the magnetic field by a sub magnetic field which generates through driving at least one sub magnetic head in a particular frequency scope of the input signal(S2). In the S2, the input signal frequency drives the sub magnetic heads orderly, to increase the intensity. when is increased over a particular frequency.
Patent KR-19990067968-A (KR)
Title: 명령 메모리 회로
IPC: G06F9/38
Filed: 1999-01-19
Abstract: 명령 메모리 회로는 다수의 명령 메모리 코드를 저장하는 외부 명령 메모리, 및 외부 명령 메모리로부터 미리 판독된 명령 코드를 저장하고, 명령 실행을 위한 상기 명령 코드를 출력하기 위하여, 저장된 명령 코드를 고속으로 출력과 재기록할 수 있는 내부 명령 메모리를 포함한다.    내부 명령 메모리는 각각 독립적으로 접근될 수 있는 제 1 내지 제 N 메모리 블록으로 구성된다.    내부 명령 메모리 회로는 메모리 블록 판독 수단과 메모리 블록 기록 수단을 포함한다.    메모리 블록 판독 수단은 명령 코드 판독을 위하여 제 1 내지 제 N 메모리 블록중 하나를 활성화 시키고, 활성화된 메모리 블록으로부터 명령 코드 판독을 실행한다.    메모리 블록 기록 수단은 명령 코드 기록을 위하여, 메모리 블록 판독 수단에 의한 명령 코드 판독 실행 동안 제 1 내지 제 N 메모리 블록중 다른 하나를 활성화 시키고,  활성화 시킨 메모리 블록에 명령 코드 기록을 실행한다.    이런 동작에 의하여, "메모리 블록으로부터의 명령 코드 판독 (실행)"과 "다른 메모리 블록으로의 명령 코드 기록"은 동시에 실행될 수 있으므로, 고속이며 효율적인 명령 실행은 실행된다.
Patent KR-20000051267-A (KR)
Inventor: CHAE SOO CHANG
IPC: G11B20/10
Filed: 1999-01-20
Abstract: PURPOSE: An audio decoding apparatus having an automatic switching function of a PCM or a BIT stream mode is provided to connect a conventional SPDIF transmitter/receiver as it is to an audio decoder for use by automatically switching a PCM or a coded audio bit stream mode. CONSTITUTION: An SPDIF receiving unit(11) receives an MPEG2 data, an AC-3 data or a PCM data, automatically recognizes a PCM or a bit stream mode and receives a SPDIF data. An IEC958 decoder(12) decodes the data received from the SPDIF receiving unit(11) in an IEC958 format. An input buffer(13) stores the PCM decoded by the IEC958 decoder(12) or a compressed bit stream data. An audio decoder(14) audio-decodes the data stored in the input buffer(13). An output buffer(15) stores the data decoded by the audio decoder(14) so as to be outputted. An IEC958 formatter(16) changes the data stored in the input buffer(13) and the output buffer(15) to an IEC958 format. An SPDIF transmitter(17) changes the IEC958-formatted data to an SPDIF format and transmits an MPEG2, AC-3 or a PCM data.
Patent KR-20000005570-A (KR)
Inventor: HASHIMOTOYASNOBU
IPC: G09G3/291
Filed: 1999-01-22
Abstract: PURPOSE: A gas discharging device driving method is provided to improve a confidence of driving by reducing minimization of a voltage margin originated from a fluctuation of a discharge starting voltage. CONSTITUTION: A gas discharging device comprises a first and a second electrode. A wall voltage is generated between the first and the second electrode. Between the first and the second electrode, a voltage is loaded to the gas discharging device for dropping down the wall voltage by discharging several times during the voltage increasing period, wherein the loaded voltage is increased from a first voltage lower than the discharging start voltage to a second voltage higher than the discharging start voltage.
Patent KR-20000052071-A (KR)
Inventor: KIM SEONG HAN
IPC: C09K19/12
Filed: 1999-01-29
Abstract: PURPOSE: An anthraquinone dye, which is derived from isooxazolone or isooxazol and is able to be used in a liquid crystalline layer of liquid crystalline displaying device, and a liquid crystalline composition containing thereof are provided. CONSTITUTION: A anthraquinone dye is represented by the following formula 1, where R1 is one selected from the group consisting of alkylated or acylated amino having 0-24 carbon atoms, alkoxy having 1-24 carbon atoms and hydroxy; R2, R3 and R4 are independently one selected from the group consisting of hydrogen, alkylated or acylated amino having 0-24 carbon atoms, alkoxy having 1-24 carbon atoms, which is either substituted or unsubstituted, hydroxy, nitro, halogen atom and cyano; Q is either isooxazoline of the following formula (I) or isooxazol of the following formula (II), where R5 is one selected form the group consisting of alkyl having 1-12 carbon atoms, cycloalkyl having 5-7 carbon atoms, alkoxy having 1-12 carbon atoms, cycloalkoxy having 5-12 carbon atoms, alkylthio having 5-7 carbon atoms, aryl having 6-18 carbon atoms and aryloxy having 6-18 carbon atoms; and Y is either hydrogen or a substituent having the same side chain as the Q. The liquid crystalline composition contains the anthraquinone dye represented by the formula 1.
Patent KR-19990082694-A (KR)
Title: 액정표시패널의제조방법및이것에사용되는세정장치
IPC: B08B11/04
Filed: 1999-02-02
Abstract: 액정표시장치나 액정셔터 등에 사용되는 액정표시패널의 제조방법이나 액정표시패널의 제조에 사용되는 세정장치에 관한 것으로서, 액정표시패널의 제조공정에 있어서의 러빙처리후의 세정공정에 있어서 기판표면의 이물이나 오염을 완전히 제거할 수 있음과 동시에 배향의 흐트러짐이나 얼룩의 발생을 방지하여 표시품위를 높이기 위해, 전극 및 배향막이 형성된 2장의 기판을 대향시켜 접착함과 동시에 2장의 기판 사이에 액정을 끼워유지해서 이루어지는 액정표시패널의 제조방법에 있어서, 배향막을 러빙처리한 후에 기판의 표면 전체에 흐름을 갖지 않는 물의 막을 형성하는 공정 및 흐름을 갖지 않는 물의 막이 형성된 기판을 초음파나 고압스프레이에 의해 웨트세정하는 공정을 포함하는 구성으로 하였다. 
     이러한 구성으로 하는 것에 의해, 세정수의 압력이나 이물이 배향막 표면에 닿는 것에 의한 배향의 흐트러짐이나 얼룩의 발생을 방지하여 표시품위를 높이고 또한 세정공정에 있어서 기판표면의 이물이나 오염을 완전하게 제거할 수 있음과 동시에 배향의 흐트러짐이나 얼룩의 발생을 방지할 수 있다는 효과가 얻어진다.
Patent KR-20000055332-A (KR)
Inventor: LIM JAE HUN
IPC: F25D29/00
Filed: 1999-02-05
Abstract: PURPOSE: A method for controlling operation of an inverter refrigerator is provided to gradually increase a rotation number of a DC motor first by a first acceleration speed and then a second relative higher acceleration step, thereby reducing an operation noise of a compressor. CONSTITUTION: A method for controlling operation of an inverter refrigerator includes the steps of initiating an operation of a compressor(102) and a normal operation for changing a rotation number of a DC motor according to a refrigerating load(S103,104,105), wherein the initiating step includes a first acceleration step of gradually increasing a rotation number of a DC motor and a second acceleration step of, increasing the rotation number of the DC motor with an velocity increase ratio relatively higher than the first acceleration step.
Patent KR-20000022568-A (KR)
Title: Deflection yoke
Inventor: NAM SANG WOOK
IPC: H01J29/76
Filed: 1999-02-08
Abstract: PURPOSE: A deflection yoke is provided to improve the screen scattering according to assembly scattering of a vertical deflection coil, to perform the assembly of a ferrite core, and to prevent the electric shock of a worker by preventing the exposure of a start line and an end line of a horizontal deflection coil, to prevent the short by assuring the distance between a vertical and the horizontal deflection coil sufficiently. CONSTITUTION: A deflection yoke includes: a coil separator(1) having a horizontal deflection coil in the inner circumference and having a plate and a cylindrical neck part on a center surface of one axis; a separation part formed so that the start line and the end line of the horizontal deflection coil are winded as being separated each other; a ferrite core(4) where a vertical deflection coil(3) is winded on an outer circumference and which is combined with the circumference of the coil separator and where a groove is formed; an elastic part(30) supporting elastically the ferrite core downward; an elastic projection(50) inserted into the groove; a supporting part(40) supporting the bottom of the ferrite core; a boundary part formed as being prolonged in a body to assure the distance between the horizontal deflection coil and the vertical deflection coil.
Patent KR-19990037908-A (KR)
Title: 도두를이용한식혜제조방법
Filed: 1999-02-19
Abstract: 종전 식혜의 감칠 맛을 그대로 유지하면서 도두의 생약성분과 약리작용을 함유한 도두를 이용한 식혜 제조방법이 개시된다. 본 발명은, 칼콩 또는 작두콩이라고 불리는 도두 즉, 콩, 깍지, 줄기, 잎 및 뿌리를 일정량의 물에 넣어 최초물의 2/3가 될때까지 끓인다. 끓여진 도두 삶은물에 엿기름 가루 600 - 700g을 1시간동안 침지하여 엿기름액을 생성한다. 생성된 엿기름액과 고두밥을 혼합하여 보온 숙성하여 엿기름 추출액을 생성하고, 생성된 엿기름 추출액에 당도를 맞추어 끓인 다음 식혀서 완성한다. 본 발명에 따른 도두를 이용한 식혜는 식혜 제조시 천연 원재료에 도두의 생약성분을 첨가 당화 처리하여 만들어 지므로 도두의 뛰어난 생약성분과 약리작용으로 인해 병후 회복이나 난치병 치료에 효과가 높다.
Patent KR-19990077490-A (KR)
Title: 압전발음기
IPC: H04R17/00
Filed: 1999-02-26
Abstract: 통체(筒體)를 통해서 전기실(前氣室)내부에 물이나 먼지가 들어가는 것을 가능한한 막을 수 있는 압전 발음기를 얻는다. 압전 진동자(9)와 마주 보는 케이스의 측벽부(7c)에 전기실측 개구부(7e)를 통해 전기실(K1)과 연이어 통하는 통로(7h)를 내부에 구비한 통체(7b)를 설치한다. 전기실측 개구부(7e)를 막도록 제동포(12)를 측벽부(7c) 내벽에 고정한다.
Patent KR-20000060076-A (KR)
Inventor: KIM JAE GIL
IPC: H04B7/26
Filed: 1999-03-11
Abstract: PURPOSE: A handover method for a wireless communication system is provided for continuously maintaining certain communication quality of a mobile terminal moving between a central system and a base station. CONSTITUTION: A wireless communication system having a multiplex cell structure includes a central system(20) controlling a base station and connecting an external switch system, base stations(21,22) connecting the central system(20) and a mobile terminal(23), a portable mobile terminal(23), and a multiplex-superposed cell. A base station(21) which manages the current cell measures an electric field intensity of a signal periodically received from the mobile terminal(23). When the electric field intensity of the signal is below a previously set critical value for a certain time, a handover is requested to the central system.
Patent KR-20000060867-A (KR)
Inventor: AHN HYU NAM
IPC: F04B27/08
Filed: 1999-03-20
Abstract: PURPOSE: A piston for minimizing stress is provided to prevent biased abrasion of a piston and a cylinder bore and deformation or damage of the piston by minimizing a bending moment applied during a compression stroke of the piston. CONSTITUTION: A piston for minimizing stress disposed in a plurality of cylinder bores reciprocatingly, includes a cylinder-shaped head(112), semi-cylinder shaped inner and outer segments(116,118) extended from the head longitudinally and having a thickness smaller than a radius of the head in every portion, a supporting part(122) connected by the inner and outer segments and having a recess and a pair of shoe pockets(126) formed in the recess, and a stress diversifying element for diversifying the stress applied to the piston during the suction and compression stroke of the piston to prevent deformation or damage of the piston.
Patent KR-20000061145-A (KR)
Inventor: KWON JUN SANG
IPC: H04N7/18
Filed: 1999-03-24
Abstract: PURPOSE: A system for self monitoring and recording is provided to record and play back the occasion of intrusion and theft by automatically detecting the situations in an unmanned state through infrared signals or sound signals. CONSTITUTION: When power is supplied to a camera(10), a controller(30), a video cassette recorder(VCR)(40), and a displayer(50), a VCR recording mode is performed by a processor of the controller. If an infrared signal or a sound signal is detected by the camera, moving pictures of self monitored region are recorded in a video tape of the VCR. A predetermined alarming sound of the processor is outputted for four seconds through a speaker. Whenever the infrared signal or the sound signal is detected, the alarming sound is repeated. If a mode selecting terminal is pressed, the moving pictures are recorded in the video tape when the signals are detected, but the alarming sound is not outputted.
Patent KR-19990083058-A (KR)
Title: 고압 수은 램프
IPC: H01J61/82
Filed: 1999-04-08
Abstract: 본 발명은 방전용기를 구성하는 석영 유리에서의 백탁(白濁)의 발생 및 그 성장을 양호하게 방지할 수 있는 고압 수은 램프를 제공하고, 액정 프로젝터 등의 광원으로서 사용할 때에 스크린 조도(照度)의 급격한 저하를 방지하는 것을 목적으로 한다. 
     본 발명은 석영 유리로 이루어진 방전용기(2)에 한 쌍의 텅스텐 전극(4)이 대향 배치되어 있고, 이 방전용기(2)에 0.16㎎/㎣ 이상의 수은과 희소 가스(rare gas) 및 할로겐을 봉입하고, 관벽(管壁) 부하가 0.8W/㎟ 이상인 고압 수은 램프(1)에 있어서, 상기 할로겐 봉입량을 2×10 -4 ∼7×10 -3 μ㏖/㎣의 범위로 한 것을 특징으로 한다.
Patent KR-20000066920-A (KR)
Inventor: LEE BONG YONG
IPC: C07C257/22
Filed: 1999-04-22
Abstract: PURPOSE: A process for preparing a hydrazine scaffold selectively introduced a 9-fluorenylmethoxycarbonyl (Fmoc) protecting group at the 1 position of substituted hydrazine to quickly and easily produce a hydrazine library having a large scale and various structures in a solid phase as well as a liquid phase is provided which can produce a wide variety of hydrazine libraries within a short period of time. CONSTITUTION: A library of hydrazine derivatives comprising a hydrazine structure as a basic scaffold and binding a substituent capable of binding to amino acid and amine of hydrazine attached to a solid supporter or not attached is provided. The process for hydrazine library of the formula (I) is characterized in that N-substituted amino acid and a substituent capable of binding to amine are bound to N-1-(9-fluorenylmethoxycarbonyl)-N-(substituted)-hydrazine.
Patent KR-20000067681-A (KR)
Inventor: HONG CHUN HO
IPC: G07G1/12
Filed: 1999-04-30
Abstract: PURPOSE: A data protecting device of a cash register is provided to prevent preserved data from being damaged by making a micro processor unit not operated in a state where a logic voltage is at an unstable state. CONSTITUTION: A data protecting device of a cash register comprises a power obstacle sensing part, a logic voltage sensing part, a micro processor unit, program and data memories and a battery. The power obstacle sensing part senses that an input power is dropped below a predetermined voltage, and the logic voltage sensing part senses an unstable state of a logic voltage. The micro processor unit performs an interrupt processing routine when a power obstacle interrupt signal is provided from the sensing part, thus a chip select signal of the data memory is disabled. A mode of the unit is switched into a stop mode when a logic voltage is at an unstable state, thus unnecessary data is prevented from being stored in the data memory part owing to an abnormal operation of the unit.
Patent KR-19990068407-A (KR)
IPC: H01H35/00
Filed: 1999-05-13
Abstract: 본 발명은 방향성을 갖는 2단 스위치에 관한 것으로, 더욱 상세하게는 일반 스위치와 토글(Toggle) 스위치 그리고 고(高), 저(低) 두 개의 센서에 의한 작용력을 조합하여 2단 스위치를 만드는 방법으로서 특히 어떤 물리량이 고저 두 상태 사이를 변화할 때 그 변화의 방향에 따라 스위치의 동작이 달리 결정되는 방향성을 갖도록한 것이다. 
     이를 위하여 본 발명은, 먼저 대상 물리량이 저점(低點) 이하의 상태(①)에서 점차 고, 저점(高, 低點) 사이(②)로 상승하여 고점(高點) 이상(③)에 도달하였다가 다시 고, 저점(高, 低點) 사이(④) 그리고 다시 저점(低點) 이하(①)로 하강하는 경우, 접점의 동작이 위와 같은 네 가지 상태에서  ①ON→②ON→③OFF→④OFF→①ON 순서의 사이클을 갖는 스위치를 개발한다. 즉 본 2단 스위치는 저점 이하에서는 ON상태, 고점 이상에서는 OFF상태로 일정하지만 고저점 사이에서는 물리량의 이동방향에 따라 접점상태가 달리 설정되는 방향성을 갖는다. 그 다음 이와 접점상태가 반대인 ①OFF→②OFF→③ON→④ON→①OFF 스위치를 개발한 후, 이 두 가지 동작의 방향성 스위치를 발전시켜 고저점 사이에서의 방향성이 각각 위 두 가지 경우와 정반대인  ①ON→②OFF→③OFF→④ON→①ON  그리고  ①OFF→②ON→③ON→④OFF→①OFF 동작의 스위치를 개발함으로서, 존재 가능한 모든 동작의 방향성 2단스위치를 완성한다.
Patent KR-20000074128-A (KR)
Inventor: HWANG JUNG HYEON
IPC: F02B67/06
Filed: 1999-05-18
Abstract: PURPOSE: An apparatus is provided to allow a tensile force regulating work to be easily performed while simplifying the configuration. CONSTITUTION: An apparatus comprises a fixing member(11) protruded from an outer periphery of a generator mounted onto a cylinder block(100) and which has an operating hole formed at an upper surface of the fixing member, and a support member(20) fixed to the cylinder block and which has an elongated slot(21) formed at the same line as that of a rotation track of the operating hole of the fixing member, the rotation tracking being formed by the rotation of the generator. The support member has fixing holes(22) arranged in equal spacings along a lengthwise direction of the elongated slot at both end portions of the slot. A tensioner(30) for resiliently supporting the generator in a rotation direction is fixed to the fixing hole of the support member. The tensioner is constituted by a plate to be fixed to the fixing hole, and a spindle which is hinge-fixed to the plate and directly pushes the generator. The plate of the tensioner is fixed by a bolt.
Patent KR-19990088500-A (KR)
IPC: G02F1/1343
Filed: 1999-05-24
Abstract: 본 발명은 액정표시장치에 관한 것이다. 특히, 표시용전극과 기준전극과의 사이 영역에서 발생하는 액정의 비동작영역을 해소하여 표시품질을 향상시키기 위한 것이다. 
     본 발명에 의한 액정표시장치는 액정이 사이에 위치하도록 상호 대향 배치한 투명기판과, 기준신호선에 거의 직교해서 연속 배치된 기준전극이 있고, 상기 기준신호선을 통해서 기준신호가 공급되는 기준전극(4A)과, 상기 기준전극에 평행으로 배치된 화소전극(10)으로 구성되고, 상기 기준신호선 근방의 상기 기준전극의 경계선이 상기 경계선 방향이 화소전극과 그 화소전극에 평행한 부분의 기준전극과의 사이에서 발생되는 전극방향과의 예각(90 - ψ)을 이루도록 경사져 있는 점이 특징이다.
Patent KR-20010001418-A (KR)
Title: Thyristor device
Inventor: JUNG JONG WON
IPC: H01L29/74
Filed: 1999-06-04
Abstract: PURPOSE: A thyristor device is provided so that in an on-state, a current flow efficiency can be increased by making an electric field at an edge of an emitter layer through an increase of a junction area migrate. CONSTITUTION: The first and the second base layers(12,13) of p-type are formed within the first surface and the second surface of an n-type semiconductor substrate(11). An n-type emitter layer(14) of a ring shape is formed at a surface of the first base layer(12), designed in order to have its both edge portions with a round saw tooth shape. A gate electrode(15) of a concentric circle is formed on the first base layer(12) surrounded by the n-type emitter layer(14) in order to be isolated from the emitter layer(14) with a predetermined distance. A cathode electrode(16) of a ring shape is connected to the n-type emitter(14). The cathode electrode(16) makes the gate electrode(15), the first base layer(12) and the emitter layer(14) short. The second base layer(13) is connected to an anode electrode(7).
Patent KR-20000012189-A (KR)
Inventor: PARK GI JU
IPC: H02P1/32
Filed: 1999-06-10
Abstract: PURPOSE: Intelligence type motor control method maintains all data related to a starting current, a driving current and a starting time with optimum environment, by using a self-practice of a motor driving situation in a motor control center panel. CONSTITUTION: Intelligence type motor control method reads a set data stored in an external ROM under a normal power-supply state of a motor control center, stores the normal data in CPU RAM, stores abnormal data into external ROM, and performs a main loop by enabling an interrupt. The method clears (WDT step) a watch timer on the main loop. Then, in A/D loop step, the method measures a current, performs A/D conversion, and inputs it into CPU, thus driving a motor and generating a trip signal in case of abnormal driving current. In a key loop step, a selected routing is performed according to a user's key input. Then, in a self-practice step, a peak current value, a normal operation current value, a delay time are calculated, a self-practice is performed.
Patent KR-19990068699-A (KR)
Filed: 1999-06-09
Abstract: (1) 고안이 속한 기술 분야 
     최근 급증하고 있는 인터넷 사용자들이 애용하는 E-mail을 이용한 금융기관 이용일자를 사전에 통지 
     (2) 고안의 목적 
     인터넷 사용자중 개인이나 기업이 금융기관에서 처리해야 될 각종 공과금, 적금 불입, 대출금이자 납입, 카드대금 납입등의 기일을 E-mail을 통하여 통지 해 줌으로서 납기일 경과 후 납입에 따른 과태금 부과, 신용 하락등의 불이익을 해소하는데 목적이 있음. 
     (3) 고안의 구성 
     인터넷 사용자중 개인이나 기업이 출원인이 개설해 놓은 홈페이지의 "금융기관 이용 일자 사전 안내 통지 신청서"에 의해 매일 또는 매월, 매분기별로 금융기관에서 처리 해야 할 내용을 기재토록 하여 신청을 받고, 신청서의 내용에 따라 사전(예:이용일자 5일전 또는 3일전 등)에 E-mail을 통하여 통지함은 물론, 이용해야 할 당일에 재차 통지함으로서 기일을 잊어 납부하지 못하는 경우를 해소함. 
     (4) 고안의 효과 
     이 제도를 이용하는 개인이나 기업은 금융기관을 통하여 납부하는 각종 요금의 기일을 일일이 기억해야 하는 불편함을 없애고, 납부기일을 경과하여 납부시에 당 할 수도 있는 과태료 부과, 신용하락등의 피해를 최소화 할 수 있는 동시에, 각종 요금을 징수하는 징수기관 역시, 연체가 축소됨으로 인해소기의 사업에 활성화를 기대할 수 있는 효과를 얻을 수 있음.
Patent KR-20010003058-A (KR)
Inventor: RYU JAE OK
IPC: H01L27/108
Filed: 1999-06-21
Abstract: PURPOSE: A method for forming a storage electrode of a semiconductor memory device is provided to prevent damage of the storage electrode in the following process and to obtain a desired height of the storage electrode. CONSTITUTION: A semiconductor substrate is provided with an underlying layer(10) on which a plug polysilicon layer(11) is formed. The plug polysilicon layer(11) contacts with a source electrode of a MOS transistor. Then, a photoresist pattern is formed with a desired height just above the plug polysilicon layer(11), and a sacrificial oxide layer is filled in the photoresist pattern. Next, the photoresist pattern is removed such that the plug polysilicon layer(11) is exposed. Thereafter, a polysilicon layer(14a) for a storage is filled in the sacrificial oxide layer, being in contact with the exposed plug polysilicon layer(11). The sacrificial oxide layer is then removed. Finally, a metastable polysilicon layer(15) is formed on sidewalls of the storage polysilicon layer(14a), and therefore a storage electrode(16) is obtained.
Patent KR-20010003750-A (KR)
Inventor: HAN JONG GEUN
IPC: G02F1/1337
Filed: 1999-06-25
Abstract: PURPOSE: A liquid crystal display is provided to prevent a shadow portion from being caused at a pixel electrode portion and a stain from being generated by rubbing badness. CONSTITUTION: The liquid crystal display comprises pixel electrodes(23) which are arranged on a lower substrate so as to be spaced from each other and to have a honeycomb structure. The pixel electrode(23) is overlapped with a gate bus line(21) and is disposed between a pair of gate bus lines(21) adjacent to the overlapped gate bus line. A data bus line(25) is intersected with the gate bus line(21). A thin film transistor(TFT) is formed at an intersection of the data bus line(25) and the gate bus line(21).
Patent KR-20010004914-A (KR)
Inventor: KIM SEONG GON
IPC: G09G3/36
Filed: 1999-06-30
Abstract: PURPOSE: A multiple driving method of LCD is provided to display various driving methods such as a frame inversion, a line inversion and a column inversion with changing their array orders, thereby reducing flicker. CONSTITUTION: The multiple driving method of LCD comprises a step outputting first/second polarity signals(POL1,POL2), source voltage signals and ground source signals with changing their array orders, thereby alternately utilizing a dot reverse method and a column reverse method. The first polarity signals are inversed every one period of a data enable signal(DE). The second polarity signals are the inversion signals of the first polarity signals. A multiplexor(MUX) for selecting first/second selection signals(SEL1,SEL2) is used to generate a module polarity signal(MPOL) embodying the various driving methods different every one frame.
Patent KR-20010004987-A (KR)
Inventor: KIM SU CHAN
IPC: H01L21/768
Filed: 1999-06-30
Abstract: PURPOSE: A metal line formation method in semiconductor device is provided to make easy connection between metal lines and accomplish higher integration of devices without increasing the resistance of device. CONSTITUTION: The first metal line(12) is formed on a semiconductor substrate(11) in which an underlying structure for forming metal lines are formed. After forming the first metal interlayer insulating film(13) is formed on the entire structure, the second metal line(14) is formed on the first metal interlayer insulating film. Then, the second metal interlayer insulating film(15) is formed on the entire structure in which the second metal line is formed. A selected portion of the second metal interlayer insulating film is removed by means of photography and etch process using a mask for formation of a dual via hole to expose the first and the second metal line, thus forming the first via hole and the second via hole. Next, the dual via structure in which the first and second via holes are formed. After the first and second adhesion layers are formed on the entire structure and a line material is removed, the line material, the first and the second adhesion layers are patterned to form the third metal line connected to the first metal line and the third metal line connected to the second metal line. A passivation film(19) is formed on the entire structure.