baber/WOPTO huggingface dataset:
Patent KR-20000002266-A (KR)
Title: Sign board and fabricating method thereof
Inventor: YIM SEUNG CHAN
IPC: G09F15/00
Filed: 1998-06-18
Abstract: PURPOSE: A sign board is provided, of which a flexible edge where bulletin contents is printed can easily be mounted and flexibly be maintained on a front or a front and a back of a frame. CONSTITUTION: The sign board comprise a frame, formed by assembling a frame member having a constant section shape, in which a slit and a support chin are formed; a tension member, installed on any side and supported by the supporting chin, in which at one and more slits are formed on an external side; and a flexible edge, supported by inserting a girth thereof into the slits, of which a position can be controlled to the direction of length of the slits with the supported state. Therefore, fabricating cost of a frame is not paid, a flexible edge can easily be replaced and reused to reduce environmental contamination, and the edge has the same elastic force to fabricate a strong sign board.
Patent KR-19990062446-A (KR)
Title: 반도체 장치
IPC: G06F1/10
Filed: 1998-07-03
Abstract: 본 발명은 동작 중에 스큐가 생긴 경우에 대응하여 외부로부터 교정을 필요로 하는지의 여부를 판단할 수 있는, 스큐 감소 회로를 구비한 반도체 장치를 공급하는 것을 목적으로 한다. 
     반도체 장치는 외부로부터 공급되는 클럭 신호와 클럭 신호에 동기하여 외부로부터 공급되는 펄스 신호와의 위상을 비교하여 클럭 신호와 펄스 신호와의 위상의 어긋남을 검출하는 스큐 검출 회로와, 위상 어긋남이 있는지의 여부를 나타내는 신호를 외부로 출력하는 출력 단자를 포함하는 것을 특징으로 한다.
Patent KR-20000007992-A (KR)
Title: Flooring material applied with natural material chip and pvc powder
Inventor: JI WOON HWAN
IPC: B32B5/16
Filed: 1998-07-09
Abstract: PURPOSE: A flooring material is provided to prevent the generation of bubbles and to offer a natural texture by processing the natural material into various forms and sprinkling onto an adhesion layer and by treating the upper layer using PVC having an excellent melting character. CONSTITUTION: A flooring material is formed by the steps of: coating an adhesion layer(4) onto a base material layer(6) using the plastisol made by mixing 100 wt% of chloride vinyl resin having 1000-3000 of polymerization degree and an excellent thermal resistance, 50-100 wt% of the plasticizer having excellent compatibility and 0-200 wt% of the filling material, and then agitating; sprinkling the natural material chips on the adhesion layer; and finishing the layer by PVC powder.
Patent KR-20000008687-A (KR)
Title: Screen noise eliminating circuit of a screen indicator
Inventor: LEE WON SIK
IPC: H04N5/911
Filed: 1998-07-15
Abstract: PURPOSE: A circuit for eliminating a screen signal noise of a screen indicator is provided to output a screen signal in which the noise signal is eliminated without any damage in the edge by carrying out noise elimination filtering. CONSTITUTION: The circuit of a screen indicator comprises an edge detection measurement (31) which detects and outputs the edge part of the input screen signal; an edge amplification measurement(20) which outputs the signal which is above a certain level and eliminate the signal that is below a certain level; a noise detection measurement which detects noise signal among the output signal of the edge detection measurement(31); and a screen noise eliminating measurement which carries out noise elimination filtering. The noise signal is eliminated without any damage accordingly.
Patent KR-20000010205-A (KR)
Title: Combining method of logs
Inventor: LEE JONG EUN
IPC: E04C3/12
Filed: 1998-07-31
Abstract: PURPOSE: A combining method of logs is provided to firmly combine each log for forming a wall by combining each log not to be separated. CONSTITUTION: A combining method of logs has the steps of: forming the entrance of an insertion groove in a right angle so the insertion groove as to have a "T-shape" and forming a wide space inside of the insertion groove as forming the insertion groove; forming a contact groove having the same curvature as the outer curvature of a log at the opposite side of the insertion groove; forming a projection part whose cutaway section is "T-shape" at the center of the contact groove; forming a wedge groove at the center of the outer circumference of the projection part.
Patent KR-20000013416-A (KR)
Title: Reflection type liquid crystal display with multilayer formation type reflective film
Inventor: JANG YONG KYU
IPC: G02F1/1335
Filed: 1998-08-07
Abstract: PURPOSE: A reflection type liquid crystal display with multilayer formation type reflective film is to improve remarkably a reflectivity of the reflective film through formation improvement. CONSTITUTION: A reflection type liquid crystal display with a multilayer formation type reflective film comprises: a TFT substrate(1) having TFT patterns; and a color filter substrate(5) facing toward the TFT substrate(1) and having color patterns. An insulation film(2) and a reflective film(30) are sequentially accumulated on the front side of the TFT substrate(1). An electrode layer is formed on the front side of the color filter(5) and a polarizing plate is formed on the backside of the color filter(5). The reflective film(30) includes a base reflective film(20), and a refraction film(40) formed by sequential accumulation with several times of alternations of thin films having their respective refractivity.
Patent KR-19980082036-A (KR)
Title: 종이컵 성형장치의 접착제 응고 지연장치
Filed: 1998-08-14
Abstract: 본 발명은 일회용 종이컵을 성형하는 종이컵 성형장치의 접착제 응고 지연장치에 관한 것으로서, 더욱 상세하게는 종이컵 제작을 위하여 일측 단부에 접착제를 도포한 측판지를 측판지적치대에서 부터 측면부착장치 까지 공급함에 있어서, 상기 접착제가 도포된 측판지가 우산살 형태로 설치된 측판지 회전이송장치부에 적재되어 클릭식으로 측면부착장치 까지 공급되도록 함으로서, 접착제가 도포된 측판지가 측면부착장치 까지 도달하는 시간이 지연되는 동안에 접착제가 응고되게 되어 종이컵 성형장치의 반제품컵 성형장치의 길이를 단축시킬 수 있도록 하기 위한 것이다. 
     상기 본 발명에 의한 종이컵 성형장치의 접착제 응고 지연장치는, 일측 접착제도포부(2)에 접착제가 도포된 측판지(1)를 반제품컵 성형장치(16)에 수평 설치된 수평이송대(21)에 의해 측면부착장치(18)로 이송시키고, 측면부착장치(18)에 도달한 측판지(1)를 권회하면서 상기 접착제도포부(2)를 타단부와 부착하여 테이퍼관 형태의 반제품컵(3)을 형성하고, 이 반제품컵을 바닥지부착장치(19)에 공급하여 바닥지를 부착하여 일회용 종이컵을 제작하는 종이컵 성형장치에 있어서, 
     상기 반제품컵 성형장치(16)의 상부 중앙부에는 중앙부에 종동스프라켓(6)이 축설되고 그 양측에 한쌍의 회전판(4)이 각각 축설된 회전축(4a)이 수평 설치되며, 상기 양측 회전판(4)의 외주연에는 다수개의 측판지 적재핀(5)이 일정한 각도로 우산살 형태와 동일한 형태로 배열 설치되어 측판지 회전이송장치부(A)를 구성하고, 
     상기 측판지 회전이송장치부(A)의 하측 소정위치에는 모터로 부터 동력을 전달받아 회전하는 구동회전체(12)를 설치하되, 이 구동회전체(12)의 편심된 위치에는 회전롤러(13)가 설치되었으며, 
     상기 구동회전체(12)의 하측에는 외주연에 회전롤러(13)가 출몰되는 다수개의 개구홈(9)이 일정한 각도로 배열 형성되며, 상기 인접한 개구홈(9)의 사이에 형성되는 기동치(10)의 선단부 외주연에 회전축안착홈(11)을 구비한 클릭휠(8)이 간헐적으로 회전하도록 설치되고, 상기 클릭휠(8)과 동일축 상에는 상기 종동스프라켓(6)과 체인(14)에 의해 연결되어 측판지 회전이송장치부(A)에 간헐적으로 동력을 전달하는 구동스프라켓(7)이 설치된 간헐동력전달장치부(B)가 구성된 것을 특징으로 한다.
Patent KR-20000014209-A (KR)
Title: Wafer probing method using wafer probe station
Inventor: CHOI JI MAN
IPC: H01L21/66
Filed: 1998-08-18
Abstract: PURPOSE: A wafer probing method using wafer probe station is provided to increase a lifetime of a probing card in each wafer probe station by setting a wafer probing number in optimum. CONSTITUTION: In the wafer probing method using a wafer probe station including a wafer chuck on which a wafer to be probed is lay, a probe card, and a performance card, a criterion of wafer probing is placed on the preset probing number, not the number of wafer to be probed. A wafer contact plane of a probe card needle formed at the probe card for applying test signal to the wafer, is polished after a predetermined number of probing of wafer is performed to maintain the number of polishing of the wafer contact plane in the wafer probe card constantly.
Patent KR-19990029600-A (KR)
Title: 음성신호 처리장치
IPC: H04R5/02
Filed: 1998-09-07
Abstract: 음성신호 처리장치는 적어도 음성신호 입력 접촉부와 제어신호 접촉부를 가지는 복수의 단자부와, 상기 복수의 단자부로 접속된 연결코드로부터 공급된 음성신호를 전환하는 기능 선택 수단과, 기능선택 수단에 의해 선택된 음성신호가 소정의 처리를 받게 하는 처리 수단과, 상기 단자부에서 얻은 제어 신호에 의거하여 각각의 상기 단자부에 접속된 음성장치의 종류를 판단하고, 음성장치 중의 어느 하나를 선택하는 기능 전환 명령이 공급될 때, 상기 기능선택수단이 판단된 종류의 음성장치가 접속된 단자부를 선택하도록 하는 제어수단을 포함하고, 그것에 의해 음성장치는 복수의 단자부 중에서 어느 하나에 접속될 수 있다.
Patent KR-20000019558-A (KR)
Title: Steel settler of precast support in support-pillar inner bonding unit and method thereof
Inventor: YU YEONG CHAN
IPC: E04B1/20
Filed: 1998-09-12
Abstract: PURPOSE: A steel settler is provided to have an excellent endurance of a bonding unit than before as effectively assembling a pre cast member. CONSTITUTION: A beam-pillar joining structure is composed of a pair of support stands(5) for supporting a vertical center of a lower steel(4) of a beam corresponded by facing to both sides of the part aligned so both pre cast supports(3) of the lower steel(4) as to be corresponded and a fixing bolt(6) for fixing as penetrating lengthwise a pair of supporting stands(5). Herein, the fixing bolt(6) is located between the supportive lower steels(4) to prevent an interference with the support lower steel(4) supporting by a pair of supporting stands(5). While constructing, a pre cast support(3) is produced by establishing concrete after aligning the support front steel(7) on an upper part as aligning the support lower steel(4) rectangularly curved as a specific interval not to be crossed with a main root(2) of a pillar(1).
Patent KR-19990036727-A (KR)
IPC: C08K3/22
Filed: 1998-09-30
Abstract: A flame retardant resin composition comprising (A) 100 parts by weight of a synthetic resin, (B) 20 to 150 parts by weight of magnesium hydroxide particles and (C) 20 to 150 parts by weight of aluminum hydroxide particles, wherein the magnesium hydroxide particles and the aluminum hydroxide particles satisfy the following conditions (i) to (v): (i) the average secondary particle diameter measured by a microtrack method is 0.4 to 4 pm; (ii) the specific surface measured by a BET method is 1 to 15 m<2>/g; (iii) the total content of an iron compound and a manganese compound is 200 ppm or less in terms of metals (Fe + Mn); (iv) the ratio of the specific surface measured by the BET method to the specific surface measured by a Blaine method is 1 to 4; and (v) the content of a water-soluble sodium salt is 500 ppm or less in terms of metal sodium. The present invention provides a halogen-free flame retardant resin composition and a molded article therefrom which composition and article have excellent thermal stability, acid resistance, water-resistant insulating properties, mechanical strength and surface appearance and are economically advantageous.
Patent KR-20000025793-A (KR)
Title: Back guard ventilation system of gas oven
Inventor: CHOI YEONG HONG
IPC: F24C15/20
Filed: 1998-10-14
Abstract: PURPOSE: A ventilation system is provided to minimize the thermal damages of components composing a back guard part in a gas oven. CONSTITUTION: In a cooking space of a gas oven, a waste gas is produced according to the proceeding of cooking. The waste gas is guided to a ventilation duct(21) from the cooking space and vented outside by being guided to a louver(14) of a back guard(10) by a guide cover(20) forming the upper part of the ventilation duct. Then, air of low temperature flowed in from outside via the bottom of the gas oven flows via insulation channels(30) prepared on both sides of the ventilation duct. The heat of the waste gas flowing via the ventilation duct is not delivered to ornament plates(13,13') if the air of low pressure flows via the insulation channels. And the cool air vented to the upper end of the back guard via an upper vent hole(15) is mixed with the waste gas vented via the louver on the upper end of the back guard. Herein, the hot air current formed by the waste gas is cooled.
Patent KR-19990044872-A (KR)
Title: 반도체 저장 디바이스 및 그 전압 제어 방법
IPC: G11C11/4094
Filed: 1998-10-15
Abstract: 본 발명에 따르면, 비트선쌍 상에서 접지 전압보다 높은 원하는 전압에서 전압 레벨을 유지하는 전압 제어 회로가 개시된다.   예시적인 실시예에서, 반도체 저장 디바이스는 다수의 비트선쌍, 각 비트선쌍을 감지 증폭기에 접속하는 p형 전계 효과 트랜지스터 멀티플렉서(PMUX), 비트선상의 전압 레벨이 사전설정된 최소 전압 레벨보다 높게 유지되도록 하는 클램핑 회로를 포함한다.  본 발명에 따르면, p형 전계 효과 트랜지스터 멀티플렉서(PMUX)를 통해 각 비트선쌍을 감지 증폭기에 접속하고, 비트선상의 전압 레벨이 사전설정된 최소 전압 레벨보다 높게 유지되도록 클램핑함으로써 비트선쌍 상에서의 전압 레벨이 접지 전압보다 높은 원하는 전압에서 전압 레벨이 유지되는 방법이 또한 개시된다.
Patent KR-19990037448-A (KR)
Title: 유전체필터, 유전체 듀플렉서 및 통신장치
IPC: H01P7/10
Filed: 1998-10-28
Abstract: 본 발명에 따른 유전체필터는, 유전체기판의 양 주면에 형성된 전극을 포함하고, 여기서 각각의 전극은, 유전체기판의 제1주면에 위치한 전극에 형성되는 개구부의 위치와, 유전체기판의 제2주면에 위치한 전극에 형성되는 개구부의 위치가, 서로 대향하도록 형성된 복수의 개구부를 갖는다. 유전체기판은 상부 전도성 케이스와 하부 전도성 케이스 사이에 위치한다. 무전극 결합부는, 상기 복수의 개구부 사이에 형성되어 공진기들을 서로 결합시키거나, 또는 입/출력 수단으로서 공진기를 결합시킨다. 따라서, 본 발명은 다른 공진기나 입/출력 수단에 용이하게 결합될 수 있는 공진기를 제공하고, 또한 광대역 특성을 갖는 필터를 제공한다.
Patent KR-19990037578-A (KR)
Title: 인터넷에 연결가능한 자동응답전화기
IPC: H04M7/00
Filed: 1998-11-11
Abstract: 1. 청구범위에 기재된 발명이 속한 기술분야 
     인터넷에 접속 가능한 자동응답전화기 
     2. 발명이 해결하려고 하는 기술적 과제 
     자동응답전화기를 인터넷에 접속가능하게 하고 자동응답전화기에 녹음된 음성데이타를 이메일로 인터넷 메일 서버에 제공하는 것 
     3. 발명의 해결방법의 요지 
     사용자의 부재시 걸려온 전화에 대해 사전 녹음된 음성을 상대방 통화자에게 알리고 상대방 통화자의 음성 신호를 저장하고 저장된 음성신호를 인터넷의 메일 서버에 전송하기 위한 것으로서, 상기 사용자의 음성신호를 디지탈로 변환하는 아날로그/디지달 변환 수단, 상기 아날로그/디지탈 변환 수단으로부터 출력되는 디지탈 변환된 음성신호를 저장하는 저장 수단, 상기 저장 수단에 저장된 음성신호를 전자 메일로 생성하는 전자 메일 생성 수단, 상기 전자 메일을 상기 인터넷의 메일 서버로 송신하는 송신 수단을 포함한다. 
     4. 발명의 중요한 용도 
     자동응답전화기
Patent KR-19990045255-A (KR)
Title: 재료를 제거하지 않고 박판을 기계가공 하는 방법 및 장치
IPC: B29C33/38
Filed: 1998-11-13
Abstract: 본 발명은 판 사이의 공간을 변화시킬 수 있게 상기 판 사이에 치수 설정 개구를 한정하도록 서로 대향하게 장착된 두 개의 판을 구비한 조오(jaw)를 포함하는 박판(sheet) 기계가공 장치 및 방법에 관한 것이다. 클램프의 이동과 상기 판의 상대 위치는 코디네이팅(coordinating)되고, 상기 판 사이의 거리가 조절되는 동안 상기 판에 대해 박판이 미끄럼이동된다. 상기 방법은 치수 설정 개구를 포함하는 평면으로부터 초기 섹션을 이격하여 판이 상기 박판에 대해 지지되어 유지되는 동안 치수 설정 개구를 통해 박판이 통과하도록 일 단부에 의해 박판을 잡아당기는 단계를 포함하고, 그래서 박판이 치수 설정 개구를 통과하는 동안 상기 박판의 두께가 연속적으로 변화된다.
Patent KR-20000034248-A (KR)
Title: Meter reading method
Inventor: IM JI JOO
IPC: G08C17/02
Filed: 1998-11-28
Abstract: PURPOSE: A meter reading method is provided to solve the previous technical problem by receiving the identified data (ID) from the each surrounding meter at a point, and by setting and reading the reading order. CONSTITUTION: A meter comprises of a meter cell (12) and the first to the forth meter cells (14,16,18,20). The reading meter and the four cells are located on the center of the meter cell (12) and four cells (14-20) above, respectively. It enables the communication between the reading machine and meters. It also fastens the meter reading speed and reduces the number of visiting places to read meters and the labor. Accordingly, the extra labor can be used for other works and it is more effective when the meters are congested.
Patent KR-20000034436-A (KR)
Title: 8-vsb adaptive channel equalizer and method for updating coefficients
Inventor: LEE CHANG UI
IPC: H04N5/21
Filed: 1998-11-30
Abstract: PURPOSE: 8-VSB adaptive channel equalizer and method for updating coefficients is provided so that the adaptability of the equalizer can be improved on the dynamic ghost changing rapidly in time and an equalizing speed of the equalizer can be improved by using partial taps including a main tap of a forward filter, not using all taps of the forward filter and feedback filter before equalizing the equalizer and gradually actuating the rest taps according to the filter coefficient and the value of error signal. CONSTITUTION: 8-VSB(Vestigital SideBand) channel equalizer and method for updating coefficient includes several steps. In a first tap actuating steps(31-33), all taps of M tap forward filter(21) are actuated according to the result of comparing the value of error signal with the predetermined first threshold value being produced by the differences between the size of coefficient of the main tap and the rest taps, and the equalized I channel input symbol and an input signal of N-tap feedback filter(23) after actuating partial taps including main tap. In a second tap actuating steps(34-37), all taps of N tap feedback filter(23) are actuated according to the result of comparing the value of error signal with the predetermined third threshold value, which is lower than the second threshold value, and the size of coefficient of the main tap of M-tap forward filter(21) and the rest taps after actuating partial taps of the N-tap feedback filter(23).
Patent KR-20000037644-A (KR)
Title: Internet connecting method in internet television having sub screen function
Inventor: PARK JOO DEOK
IPC: H04L12/28
Filed: 1998-12-01
Abstract: PURPOSE: An internet connecting method in an internet television having a sub screen function is provided to be transferred to a main screen if an associated site is connected after searched information is displayed on a sub screen in case that search process is completed, while the search process for specific data in various internet sites is carried out as a general TV mode. CONSTITUTION: A control unit judges whether a user has selected an internet function(S101). If it is judged that the internet function hasn't been selected, the control unit carries out a general TV operation mode(S102). If it is judged that the internet function has been selected, the control unit receives the input of data, such as key words, that the user wants to search(S103). The control unit judges whether the user has inputted a request dependent on internet search(S104). The control unit controls an image mixing unit and a tuner and executes a general TV operation mode(S105). The control unit judges whether the search has been completed(S106). The control unit controls a modem unit and a data processing unit and displays the searched data on the sub screen(S107). If a connection request to a specific site is inputted by the user(S108), the control unit judges whether the connection to the associated site has been completed(S109). The control unit displays a television broadcasting program on the main screen and the searched data information on the sub screen(S110).
Patent KR-20000038961-A (KR)
Title: Method for manufacturing mos transistor with minimizing the damage of gate oxide film
Inventor: PARK YOUNG HUN
IPC: H01L29/78
Filed: 1998-12-10
Abstract: PURPOSE: A method for fabricating a MOS transistor is provided to minimize the damage of a gate oxide film by preventing the W, F ions from diffusing into the gate oxide film. CONSTITUTION: A gate insulation film(20) is formed on a silicon substrate(10). A doped poly silicon film(30) is formed on the gate insulation film(20). In order to prevent conductive material and insulating material from penetrating into the gate insulation film(20), a compound(35) consisting of an oxide lead and p type and n type oxides is deposited on the doped poly silicon film(30). Accordingly, the compound ion is filled the poly silicon grain boundary of the doped poly silicon film(30). Then, the compound(35) existing on the doped poly silicon film(30) is removed so as to expose the surface of the doped poly silicon film(30). A metal silicide layer(40) is formed on the doped poly silicon film(30) and a gate electrode is patterned. By implanting ions into the exposed silicon substrate(10), a source/drain area is formed.
Patent KR-20000040695-A (KR)
Title: Liquid crystal display module and liquid crystal display device thereof
Inventor: KIM WON JU
IPC: G02F1/1333
Filed: 1998-12-19
Abstract: PURPOSE: A liquid crystal display module and liquid crystal display device thereof are provided to minimize the size of a case in order to increase operation efficiency. CONSTITUTION: A liquid crystal display device includes a liquid crystal display module(10) and a case(12). The liquid crystal display module displays data. The case(12) covers the liquid crystal display module from upper and lower portions. An insertion hole(24) is formed in a width direction on an insertion protrusion formed on the sidewall of a top chassis(16) of the liquid crystal display module. A fixing member(30) is formed inside of the case. The fixing member penetrates the insertion hole(24) and fixes the liquid crystal display module.
Patent KR-20000041915-A (KR)
Title: Interface system between atm exchange and telecommunication management network agent
Inventor: LEE JONG RIM
IPC: H04L12/66
Filed: 1998-12-24
Abstract: PURPOSE: An interface system between an asynchronous transfer mode(ATM) exchange and a telecommunication management network(TNM) agent, is provided that the TNM agent and an exchange directly communicate with a message type of an exchange by using one processor and a named pipe without using a human machine interface(HMI) server, so that state management of a processor and a message processing are simplified and flow regulation and restoration of a message becomes easy in initialization and down of a processor. CONSTITUTION: An interface system between an asynchronous transfer mode(ATM) exchange and a telecommunication management network(TNM) agent, comprises a request named pipe(22) and an agent switch interface(ASI,23). The request named pipe(22) converting a request common management information protocol(CMIP) message transmitted from the TNM agent into a function message of a corresponding exchange and store the converted message. The ASI(23) communicates with the TMN agent through the request named pipe and a socket, and communicates with an exchange though a socket using a scalable real-time operating system(SROS). The ASI(23) comprises the devices as follows. A sender thread(23-1) reads a request CMIP message in the request named pipe and transmits the message to an exchange. A system named pipe(23-6) stores a system message of an exchange side. An initial named pipe(23-5) stores a response message of an exchange side. A receiver thread(23-2) transmits a response message of an exchange side to the TNM agent, records the system message in the system named pipe, and records the response message in the initiator named pipe in initialization of the TMN agent. A system thread(23-3) reads a system message in the system named pipe and transmits the system message to the TMN agent. A initiator thread(23-4) reads a response message in the initial named pipe, and processes the system message in initialization.
Patent KR-20000042762-A (KR)
Title: Method of processing isdn user message in exchange system
Inventor: HYEON IN HO
IPC: H04L12/00
Filed: 1998-12-26
Abstract: PURPOSE: A method of ISUP message process that can solve the problems is provided, which happens when a message process block has error CIC table. CONSTITUTION: A method of ISUP message process is comprise the steps of; a step that, when receive ISUP message from main exchange system, message process block check if CIC value error and inform test and maintenance block of CIC error when an error is found; a step that sends CIC information message processing block in ISUP block, when a test & maintenance block received a certain number of CIC error in certain time; a step that a message block receives CIC information from ISUP block and updates its local CIC table.
Patent KR-20000045317-A (KR)
Title: Method for manufacturing a liquid crystal display device of a thin film transistor
Inventor: LIM SEONG SIL
IPC: G02F1/1343
Filed: 1998-12-30
Abstract: PURPOSE: A method for manufacturing a liquid crystal display device of a thin film transistor is provided to prevent the deterioration of the lowering of the characteristics of a TFT which is generated due to the damage of an etch stopper. CONSTITUTION: A gate electrode is formed on an insulating substrate. A gate insulating layer, an a-Si layer, and a nitride layer are sequentially deposited on the front surface of the insulating substrate comprises the gate electrode. The nitride layer is etched to from an etch stopper on the a-Si layer of the upper portion of the gate electrode. An N+ a-Si layer and an opaque metal layer are sequentially deposited on the front surface of the a-Si layer. The opaque metal layer and the N+ a-Si layer, and the a-Si layer are etched to form a semiconductor layer of the thin film transistor.