baber/WOPTO huggingface dataset:
Patent KR-20000000797-A (KR)
Title: Apparatus and method to confirm initialization of member-line matching circuit within mobile telecommunication exchanger
Inventor: JEON KE SEUNG
IPC: H04Q3/00
Filed: 1998-06-03
Abstract: PURPOSE: An apparatus and method are provided to visually confirm initialization of member-line matching circuit within a mobile telecommunication exchanger. CONSTITUTION: The apparatus comprises three counters(10, 20, 30), a NAND gate(50), an inverter(40), a mode determiner(60) and a light emitting diode(70). The counters(10, 20, 30) counts the number of initialization and reset in a member-line matching circuit. The output from the second and third counters(20, 30) are inputted to the NAND gate(50). The inverter(40) inverts the value of reset mode. The mode determiner(60) determines a mode according to outputs from the NAND gate(50) and inverter(40), and outputs a LED drive signal. The light emitting diode(70) operates by the LED drive signal from mode determiner(60).
Patent KR-19990006670-A (KR)
Title: 다이내믹 램의 제조 방법
IPC: H01L21/8242
Filed: 1998-06-03
Abstract: 콘택트홀 및 개구 (액세서리 마크) 가 절연막 내에 형성된다.     그 때, 감압 CVD 법으로 제 1 다결정 실리콘막을 성장시킨다.     원통형 스택의 코어를 형성하는 실리콘 산화막을 상압 CVD 법으로 약 1300 ㎚ 성장시킨 후, 상기 코어 실리콘 산화막 및 상기 제 1 다결정 실리콘막이 패터닝된다.     그리고, 화학 기계 연마 공정을 사용하여, 웨이퍼 전면을 약 900 ㎚ 연마하여 콘택트 비개구부의 상부 약 400 ㎚ 의 위치에 완전히 평탄한 CMP 표면을 갖는 코어 산화막을 형성한다.     상기 공정에 의해서, 상기 코어 산화막이 제거되는 단계에서 유해 파티클들의 발생을 방지할 수 있다.     따라서, 제품의 생산성을 증가시킬 수 있다.
Patent KR-20000003096-A (KR)
Title: Process for foaming styrene ternary copolymer resin bead
Inventor: JUNG YOUNG BAE
IPC: C08F257/00
Filed: 1998-06-25
Abstract: PURPOSE: Manufacturing method for styrene copolymer resin bead is provided which has improved hardness and heat resistance. CONSTITUTION: Styrene monomer, nitrile monomer, and alkylacrylate monomer are copolymerized at 65-85°C, added with 0.1-30.0 weight % of dispersion master at 15-30% reaction conversion rate, added with 5.0-10.0 weight % of forming agent at 70-85% reaction conversion rate, heated to 12000-140°C to give above 90-95% reaction conversion rate. In the polymerization reaction, 0.001-2.0 weight % of cross-link agent, 0.01-1.0 weight % of cell controlling agent, polymerization initiator, heat stabilizer, 0.01-1.5 weight % of flame retardant, 0.01-1.0 weight % of polymerization controlling agent, and 0.01-1.0 weight % of dispersing agent are also added. Crosslink agent is one or more compounds selected from acetylperoxide, dicumylperoxide, hydroperoxide, and t-allylbutylhydroperoxide. Plasticizer is one or more compounds selected from cyclohexane, toluene, benzene, ethylene benzene, t-allylbenzene, t-allylbutylchloride, t-allylbutylbromide, t-dodecylmercaptan, isopropylbenzene and neopentane. Flame retardant is one or more compounds selected from hexabromocyclododecane, tetrabromobisphenol-bisallylether, 2,4,6-tribromophenylallylether and trisdibromopropylphosphate.
Patent KR-20000004610-A (KR)
Title: Auto channel selection method about antenna or cable input signal
Inventor: YIM JI HOON
IPC: H03J7/00
Filed: 1998-06-30
Abstract: PURPOSE: An auto channel selection method about antenna or cable input signal is provided to automatically select channel by TV without user's operation. CONSTITUTION: The auto channel selection method about antenna or cable input signal comprises: a step(S1) sequentially selecting the channels having frequency bands aligned to a cable TV to check the presence of the broadcast signal about the selected channel and storing the channel and the frequency band if checked; a step(S2) deciding whether or not the channels having the frequency band aligned only to the cable TV are memorized to a memory; a step(S3) selecting other cable channels except the channel aligned only to the cable TV and terminating auto channel selection if the cable channels stored to the memory are one or more; and a step(S4) sequentially selecting channels aligned to antenna TV and terminating auto channel selection if the cable channels stored to the memory don't exist.
Patent KR-20000008779-A (KR)
Title: Gamma correction device of digital video data and gamma correction method
Inventor: LEE HYO SEUNG
IPC: H04N5/202
Filed: 1998-07-15
Abstract: PURPOSE: A gamma correction device of a digital video data improves a round-off error in a multiplier, makes the offset data being input to an adder always have a positive value, and enhances a signal processing accuracy when correcting a gamma and de-gamma of LCD. CONSTITUTION: A gamma correction device of a digital video signal data includes a coder(130) for receiving a digital video signal data, and generating a predetermined code signal according to a level of the digital video signal data. A memory(140) stores each period starting point. a first amplification coefficient L, a second amplification coefficient N, a coefficient data amplified as N times of a slope of approximate straight line of each period, and offset data of the approximate straight line of each period into a predetermined position into a predetermined position. According to the code signal generated from the coder, the memory(140) generates the period starting point of a level of the digital video signal data, a first amplification coefficient L, a second amplification coefficient N, the coefficient data and the offset data. A subtracter(190) receives the digital video signal data, subtracts the period starting point from the digital video signal data, and generates the result. A first multiplier(200) multiplies the output result of the subtracter by the first amplification coefficient L from the memory, and generates the result. A second multiplier(150) multiplies the output result of the first multiplier by the coefficient data from the memory, and generates the result. A divider(180) divides the output result of the second multiplier by the value of (L x N), and generates the result. Adder(160) adds the output result of the divider to the offset data from the memory, and generates a gamma-corrected digital video signal data. Thereby, a round-off error is reduced in the multiplier, thereby increasing the accuracy of the gamma correction signal processing.
Patent KR-20000009239-A (KR)
Title: Method for manufacturing transistor of semiconductor device
Inventor: LEE TAE JEONG
IPC: H01L21/336
Filed: 1998-07-22
Abstract: PURPOSE: A manufacturing method of a transistor is provided to enable improvement of a long period of working reliability of transistor by reducing dangling bond. CONSTITUTION: The method comprises the steps of: forming a gate pattern(300) on a semiconductor substrate(100); annealing the substrate with the gate pattern formed thereon under deuterium atmosphere; and forming a material film serving as a diffusion barrier coating the gate pattern or the substrate for which the annealing is performed. The annealing is performed under temperature conditions of about 400°C¯500°C for approximately 1¯60 minutes. Before the annealing step, a spacer is further formed on side wall of the gate pattern. Thereby, the number of dangling bond can be reduced, so that a Hot Carrier Immunity characteristic and a long period of working reliability of transistor can be improved.
Patent KR-20000013190-A (KR)
Title: Cutter coupling device of printer for cash register
Inventor: LEE JU SEONG
IPC: G07G1/00
Filed: 1998-08-05
Abstract: PURPOSE: A cutter coupling device of a printer for a cash register is provided to easily cut bill paper and prevent a lost and jam for bill paper using a cut home to form un-cut part of bill paper. CONSTITUTION: The device comprises a printer, a saw-cutter, a cutter case, a cutter shaft, a warm wheel, a cam home, a motor, a warm gear, and an outlet of paper. In the cutter coupling device of a printer for a cash register, one side of cutter case for saw cutter which is placed in the printer, connects the cutter shaft. One side of cutter shaft is inserted and fixed to the cam home which is installed in front of warn wheel. The warm gear and the motor are installed in the other side of cutter shaft. The warm gear and the motor rotates the warn wheel and moves the saw cutter in upside/downside. The outlet of paper is placed to lower side of base bracket saw cutter.
Patent KR-19990023603-A (KR)
Title: 암호화된 프로그램 송신 및 수신 방법, 복호화 방법 및 제조 물품
IPC: H04N7/16
Filed: 1998-08-14
Abstract: 본 발명은 암호화된 프로그램 내용과 함께 프로그램 식별자를 송신하고, 송신된 프로그램의 내용에 액세스하는 것을 제한하는 시스템을 개시한다.  셋탑 터미널(set-top terminal) 또는 유사한 메커니즘은 저장된 암호 해독 키(decryption keys)를 이용하여 송신된 멀티미디어 정보에 액세스하는 것을 제한한다.  셋탑 터미널은 주어진 주기 동안 고객에게 권한이 주어진 프로그램의 하나 또는 그 이상의 패키지에 대응하는 인타이틀먼트 정보(entitlement information)를 헤드엔드(head-end)로부터 주기적으로 수신한다.  각각의 프로그램은 프로그램에 대해 유일할 수도 있는 프로그램 키 KP를 이용하여, 송신하기 전에 헤드엔드 서버에 의해 암호화되는 것이 바람직하다.  셋탑 터미널은 프로그램을 암호 해독하는데 필요한 암호 해독 키를 유도해 내기 위하여 저장된 인타이틀먼트 정보와 함께 수신된 프로그램 식별자 p를 이용한다.  송신된 프로그램을 암호화하기 위해 이용된 k 비트 프로그램 키 KP는 규정된 세트의 k 비트 마스터 키 m1, . . . , mn의 선형 조합이다.  헤드엔드 서버는 매 빌링 주기(billing period)당 한 번씩 매트릭스용 마스터 키(master keys)의 새로운 세트 M을 생성하는 것이 바람직하다.  각각의 프로그램 키 KP가 마스터 키의 세트 M의 선형 조합이기 때문에, r 프로그램을 원하는 고객은 r 프로그램을 포함하는 프로그램의 최소 선형 서브스페이스(linear subspace) U에 액세스할 수 있다.  또한, 패키지는 i가 n보다 적을 경우 (2i-1) 프로그램 식별자로 구성되며, (2i-1) 프로그램 식별자 모두가 프로그램에 할당될 필요는 없다.  선택적 검사 매트릭스(optional check matrix) C는 수신된 프로그램이 권한이 부여된 서브스페이스 U에 있는가의 여부를 셋탑 터미널이 앞서 결정할 수 있게 한다.
Patent KR-19990036598-A (KR)
Title: 반도체 집적회로의 커패시터 및 그 제조방법
IPC: H01L27/12
Filed: 1998-08-14
Abstract: 커패시터의 특성을 향상시키고, 비트 레졸루션(bit resolution)을 증가시켜 고정밀(high accuracy) 아날로그 소자를 구현할 수 있도록 한 반도체 집적회로(로직 회로나 아날로그 회로)의 커패시터 및 그 제조방법이 개시된다. 이를 위하여 본 발명에서는 절연기판 상의 소정 부분에는 도전성막 재질의 하부전극이 형성되고, 하부전극을 포함한 절연기판 상에는 하부전극의 표면이 소정 부분 노출되도록 비어 홀이 구비된 층간 절연막이 형성되며, 비어 홀의 내부와 층간 절연막 상에는 유전막이 형성되고, 비어 홀을 포함한 상기 유전막 상의 소정 부분에는 "도전성 플러그/도전성막 패턴"의 적층 구조를 갖는 상부전극이 형성된 구조의 커패시터 및 그 제조방법이 제공된다.
Patent KR-20000018772-A (KR)
Title: Wafer sending apparatus
Inventor: JUNG HAE WOONG
IPC: H01L21/68
Filed: 1998-09-04
Abstract: PURPOSE: A wafer sending apparatus can prevent the damage of a wafer(4) by preventing the contact between a tweezer(24) and the wafer in advance. CONSTITUTION: An apparatus comprises a sensing part(34) which generates a signal when the side of the wafer and dugs(34) of the front end are contacted in the process of chucking the wafer by installing a plurality of dugs on the front end of the tweezer, and prevents the damage due to the collis ion between the tweezer and the wafer by blocking the operation of a driving block(20) or a return apparatus(22) according to the signal input of the sensing part connected with the dugs. The apparatus prevents the damage of the wafer by that a left dug and a right dug are contacted at the moment when the tweezer contacts with the side of the wafer as moving toward the wafer to chuck the wafer, and the operation of the sending apparatus is stopped by operating a stop switch of the driving block.
Patent KR-20000019608-A (KR)
Title: Method for fabricating thin film transistor
Inventor: KANG SEONG GU
IPC: H01L29/786
Filed: 1998-09-14
Abstract: PURPOSE: A method for fabricating a thin film transistor is provided to prevent a current leakage by removing an exposed portion where source and drain electrodes are not overlapped, and to improve a yield by etching an erroneous pattern portion of the source and drain electrodes owing to a continuous etching. CONSTITUTION: After forming a gate electrode(33) on a substrate, a gate insulating layer, an ohmic contact layer(39) and a first conductive layer(41) are sequentially formed on the substrate and are patterned such that a portion corresponding to the gate electrode remains. A second conductive layer(43) is formed on the substrate so as to cover the first conductive layer. The second conductive layer, the first conductive layer and the ohmic contact layer are patterned to expose a portion corresponding to the gate electrode of an active layer and to expose the active layer(37) and a transparent substrate(31) at one side of the gate electrode, so that source and drain electrodes and a pixel electrode are formed. A protection film(47) is formed at a portion corresponding to the gate electrode, and an exposed portion at one side of the gate electrode is etched using the protection film as a mask.
Patent KR-20000019817-A (KR)
Title: Method for dispersing load of paging channel in telecommunication system
Inventor: LEE YOUNG WOONG
IPC: H04B7/26
Filed: 1998-09-15
Abstract: PURPOSE: A method for dispersing a load of a paging channel prevents overload of paging channel by using a hot paging channel, reduces a base station information receiving time of a terminal, and reduces a battery consumption. CONSTITUTION: A method for dispersing a load of a paging channel sets a short message mode, a broadcasting message mode, and a general page message mode by checking an information corresponded to a terminal in a hot paging channel. In case of the general page message mode, the method receives a message of the terminal from an inherent slot. In case of the short page message mode, the method receives a short message corresponded to the terminal through a broadcasting character message private channel. In case of the broadcasting message mode, the method receives a broadcasting short message corresponded to the terminal through the broadcasting character message private channel. Thereby, a power consumption of a terminal is minimized, and overload of a paging channel is prevented.
Patent KR-20000020750-A (KR)
Title: Current sense amplifier
Inventor: CHO SUNG WOOK
IPC: G11C7/06
Filed: 1998-09-23
Abstract: PURPOSE: A current sense amplifier is provided to be suitable for a memory design requiring a density low power consumption by intercepting a transfer of a charge current from a comparison part and a main cell. CONSTITUTION: A current sense amplifier comprises a reference part, a main cell part, a comparison part and a peak current eliminating part. The reference part(31) generates a reference current, and the main cell part(32) generates a main cell current. The comparison part(33) compares the reference current and the main cell current. The peak current eliminating part(34) intercepts a current transfer from the reference part and the main cell part into the comparison part when resetting the reference part and the main cell part.
Patent KR-20000021274-A (KR)
Title: Shutter part of semiconductor cleaning equipment
Inventor: KIM YONG MOK
IPC: H01L21/304
Filed: 1998-09-28
Abstract: PURPOSE: A shutter part of a semiconductor cleaning equipment is to allow deionized water or chemical solution that is dropped to the bottom portion of the shutter to be easily drained and to thereby prevent a sensor from being corroded. CONSTITUTION: A shutter part comprises: a shutter(11) for preventing a damage between a bath and an adjacent bath to the bath; a cylinder(13) coupled to a bottom face of the shutter, for moving the shutter upward or downward; a sensor for sensing the movement of the cylinder; a body(17) for supporting the cylinder and the sensor; and a drain line(19) for draining deionized water or chemical solution that is stagnant in the bottom place of the body. The bottom portion of the body has a central portion that is outwardly projected with a declination. The stagnant deionized water or chemical solution is drained through a drain hole formed at the central portion of the bottom portion of the body without the stagnancy of the deionized water or chemical solution at the bottom portion.
Patent KR-19990062571-A (KR)
Title: 가스조절장치및가스공급방법
IPC: F17C7/02
Filed: 1998-11-13
Abstract: 압축 가스 용기(111)와 함께 사용되는 모듈형 가스 조절 장치는 1차 모듈(152) 및 이 1차 모듈 상에 장착된 2차 모듈(252)을 포함한다.  상기 1차 모듈은 제1 주가스 유로(155)가 관통 형성되어 있는 제1 지지체(154)를 포함한다.  상기 지지체는 이 지지체를 실린더(111) 상에 장착하고 상기 주가스 유로(155)를 제1 유로(157)를 통해 가스 실린더와 연통하도록 연결하는 입력 연결 수단(156)을 구비한다.  감압 수단(166)은 용기보다 낮은 압력에서 상기 유로에 가스를 제공한다.  감압 수단의 하류측에 있는 출력 연결 수단(170)은 상기 주가스 유로의 출구를 제공한다.  감압 수단의 상류측에 고압 차단 밸브(164)가 위치되고, 충전 수단(161, 160)은 입력 유로(157)로부터 떨어진 제2 유로(159)를 따라 입력 연결 수단(156)을 통해서 압축 가스로 실린더를 충전할 수 있도록 해준다.  2차 모듈(252)은 대응하는 지지체(254) 및 주 유로(255)와, 대응하는 출력 연결 수단(270) 및 1차 모듈(152) 상에 2차 모듈(252)을 장착하기 위한 대응 입력 연결 수단(256)을 구비한다.  2차 모듈의 지지체(254)는 제2 지지체에서 가스 유동의 변수 측정 및/또는 변화, 및/또는 전환 및/또는 가스의 배기 및/또는 혼합을 위한 수단을 포함하는 2이상의 기능 요소들의 조합체를 구비한다.
Patent KR-20000032808-A (KR)
Title: Apparatus for connecting data service in ct-2 terminal
Inventor: JANG JONG HYON
IPC: H04L29/00
Filed: 1998-11-18
Abstract: PURPOSE: An apparatus for connecting data service in CT-2 terminal is provided to secure a service competitive power by adding a certain function without a change of hardware and software of a base station in a CT-2. CONSTITUTION: A switch(220) provides a turn-off function between an audio processing module(210) and a speaker/mike(23) and generates a data processing path. A data matching module(240) amplifies a data signal inputted from the audio processing module(210) stably to output the amplified data signal and amplifies data inputted from the outside stably to output the amplified data to the audio processing module(210).
Patent KR-20000033454-A (KR)
Title: Method for manufacturing field emitting device using selective growth of carbon nano-tube
Inventor: LEE YOUNG HEE
IPC: H01J9/02
Filed: 1998-11-24
Abstract: PURPOSE: A method for manufacturing field emitting device using selective growth of carbon nano-tube is provided to attain a large field emitting area and to increase emitting current with small input voltage by use of a field emitting device of high density. CONSTITUTION: A method for manufacturing field emitting device using selective growth of carbon nano-tube includes first thru seventh steps. In the first step, a catalyst metal membrane(9) is formed on a glass board(8) by vacuum evaporation. In the second step, an insulation foil(10) is accumulated on the catalyst metal membrane(9). In the third step, nano-holes(11) are formed on the insulation foil(10). In the forth step, make a carbon nano-tube(12) on the catalyst metal foil(9) selectively. In the fifth step, liquid insulation material(13) is injected in the nano-holes(11) and solidified. In the sixth step, a conduction material(14) is applied on the insulation material(13). In the seventh step, a fluorescent material(15) is applied on the conduction material(14).
Patent KR-20000004867-A (KR)
Title: Laser cathod-ray device
Inventor: STASHENOBA G N
IPC: H01J29/00
Filed: 1998-11-24
Abstract: PURPOSE: A laser cathode-ray device is provided to reduce costs because a laser screen is effectively cooled in extreme low temperature. CONSTITUTION: The laser cathode-ray device comprises: a laser cathode-ray tube(1) which a screen(2) is attached to; a cooling device(3) connected to the cathode-ray tube in the side of the screen; insulation films(10b,11b) applied on outer surface of a metal part which a CRT casing and a cooling device casing are coupled to; and branch tubes(10,11) connected to the cooling device casing to delivering coolant to the cooling device and which the insulation film is applied on the metal part of.
Patent KR-20000033681-A (KR)
Title: Apparatus for cooling synthetic resin intake manifold for vehicle
Inventor: PARK JU HO
IPC: F01P3/14
Filed: 1998-11-25
Abstract: PURPOSE: A cooling apparatus of a synthetic resin intake manifold is provided to improve efficiency of an engine by elevating the charging ratio of air by falling the temperature of a synthetic resin intake manifold, to improve stiffness by connecting respective runner to each other and to buffer noise and vibration occurred in a vehicle. CONSTITUTION: A cooking apparatus(100) of an intake manifold formed of synthetic resin for a vehicle is composed of cooling pipes(130) formed on respective runner(110) separated a certain distance from outside, an inlet line(132) flowing in cooling water and installed on one side of the cooling pipes, and an outlet line(134) flowing out the cooling water absorbing the heat of the air of the runners and formed on the other side of the cooling pipes. The inlet line connected to the outlet of a radiator(140) has a pump(142) circulating the cooling water forcibly and connected to respective cooling pipe dividedly. The outlet line is connected to the cooling line of a transmission(143) by being concentrated from the respective cooling pipe, connected to the inlet of the radiator and circulates in the radiator. Thus, the heat absorbed from the sucked air is released, and the outlet line has lower temperature. And the cooling pipes having the inlet line and the outlet line is separated from the runners.
Patent KR-20000038606-A (KR)
Title: Decoder for compensating automatically movement of direct current reference line in high-speed ethernet
Inventor: JANG HYUN JEONG
IPC: H04L29/00
Filed: 1998-12-08
Abstract: PURPOSE: A decoder for compensating automatically a movement of a direct current reference line in a high-speed ethernet is provided to compensate automatically a movement of a direct current reference line. CONSTITUTION: A decoder for compensating automatically a movement of a direct current reference line in a high-speed ethernet relates to a data transmission and reception portion of a 100Base-TX physical layer in a high-speed ethernet. Particularly, the decoder is to compensate automatically a movement of a direct current reference line generated when performing the data transmission and reception adapted to IEEE802.3. The decoder comprises a high pass filter(100), a current classification portion(200), an input comparison portion(300), a feedback voltage/current converter(400), a low pass filter(500), a voltage/current converter(600), and an output comparison portion(700).
Patent KR-20000040879-A (KR)
Title: Method for controlling screen of internet television with pip function
Inventor: PARK JOO DEOK
IPC: H04N5/45
Filed: 1998-12-21
Abstract: PURPOSE: A method for controlling the screen of Internet television with PIP function is provided to enable users to perform web search while watching the television without any degradation of image quality or resolution. CONSTITUTION: A method for controlling the screen of Internet television with PIP function includes five steps. The Internet television includes an image detector, a web browser(100A), an A/D(Analog/Digital) converter, an image compressor, an image combiner, a D/A(Digital/Analog) converter, and an image processor(60A). At the first step, a web site is searched and downloaded. At the second step, a television region is allocated for the web site. At the third step, image signals from the web site is compressed. At the forth step, some image signals from the web site and some signals from the compressed image signals are combined as one frame image signal. At the fifth step, the combined image signal form the forth step is varied according to the user preferences.
Patent KR-20000041056-A (KR)
Title: Method for reducing thickness of metal layer to form micro circuit
Inventor: GANG MYEONG SAM
IPC: H05K1/11
Filed: 1998-12-21
Abstract: PURPOSE: A method for reducing a thickness of a metal layer is provided to reduce a thickness of a metal layer mechanically and form a micro circuit with a copper plate. CONSTITUTION: A method for reducing a thickness of a metal layer comprises forming a metal layer with a certain thickness on a substrate and grinding the metal layer mechanically at least one time to make it etched. Another method for reducing a thickness of a metal layer comprises grinding a copper clad(2) of a copper clad laminate mechanically, forming a plating layer(3) on the copper clad(2) by plating metal, forming a through hole(5) in the copper clad laminate, and forming a micro circuit pattern by etching the copper clad(2) and the plating layer(3).