baber/WOPTO huggingface dataset:
Patent KR-20010073576-A (KR)
Title: Highspeed autofocusing method for camera for inspecting small dies hole
Inventor: HAHN HERN SOO
IPC: G03B3/00
Filed: 2000-01-18
Abstract: PURPOSE: An automatic focus control method of a high speed for a camera for inspecting a small die hole is provided to analyze the image spreading effect (the spreading length and the spreading direction) for measuring the size and deformation degree of the hole, thereby reducing the time required for obtaining a focus image. CONSTITUTION: An automatic focus control method of a high speed for a camera for inspecting a small die hole includes the steps of setting an initial maximum luminance value and an initial minimum luminance value to predetermined values(S1), obtaining luminance values of an edge point per angle between 1 to 360 degree from central coordinates of the hole(S2), extracting maximum and minimum luminance values from the obtained luminance values(S3), comparing an absolute difference value between the maximum and minimum values with a set threshold value(S4), comparing a difference between the minimum value and the initial minimum value with a difference between the maximum value and the initial maximum value(S5), computing a position of a focus image according to an absolute difference value between the maximum value and the initial maximum value for computing a movement distance of the camera to move an axis Z in a positive direction(S6), computing a position of a focus image according to an absolute difference value between the minimum value and the initial minimum value for computing a movement distance of the camera to move an axis Z in a negative direction(S7), renewing the initial minimum and maximum values to the extracted minimum and maximum values(S8), and repeating the minimum and maximum luminance value obtaining steps, and the first and second comparison steps after controlling the focus.
Patent KR-20010081307-A (KR)
Title: Plasma display panel
Inventor: YOO MIN SEON
IPC: H01J11/12
Filed: 2000-02-11
Abstract: PURPOSE: A plasma display is provided to prevent a drop of light emitting power of blue phosphor substance layer and increase a white balance characteristics of a screen image by promoting an aperture ratio of a blue phosphor substance layer area. CONSTITUTION: A plasma display comprises a first substrate(31), address electrodes(32) on the upper surface of the first substrate(31) with a predetermined pattern, and a first dielectric layer(33) filling the address electrode(32) by being formed on the first substrate(31). The address electrodes(32) has a predetermined width and is formed with a strip shape in a line with parallel. A barrier(34) is formed in the first dielectric layer(33) between the address electrodes(32) and divides a discharge space to the direction in a line with the address electrode(32). A red, blue, and green phosphor substance layer is formed between the areas of the barriers(34). A transparent second substrate(41) is coupled with the first substrate(31) and forms the discharge space. Plural pairs of trickle electrodes(42) is comprised of one group by a first and second electrode(42a,(42b) and is formed on inner side of the second substrate(41). A black matrix layer(43) discontinuously is formed between the trickle electrodes(42). A second dielectric layer(44) is formed on the second substrate(41) and fills the trickle electrodes(42) and the black matrix layer(43).
Patent KR-20000024548-A (KR)
Inventor: KIM HYEON HO
IPC: B60S5/00
Filed: 2000-02-19
Abstract: PURPOSE: A device and a method for maintaining a gas tank for an LPG vehicle is provided to remove the gas inside the gas tank and to maintain the vacuum state to repair in a safe state when a component such as a level gage of the gas tank of the LPG vehicle is defected, and to easily fill the gas into the gas tank completed the repair. CONSTITUTION: A main body(20) is installed in the upper part of a moving bar(10) equipped a wheel(11) and a handle(12), and the main body(20) is combined with an automatic igniting unit(50) by embedding a vacuum pump in the inside equipped an opening and closing door(21) in the front, an instrument panel(40) equipped various operating levers(41)(42)(43)(44)(45) in the upper face, and combining units of valve(23)(24) to combine a hose(30) in both sides. A gas tank(1) of an LPG vehicle and a gas container for storing(2) is combined with the hose(30) in the combining valves(23)(24) installed in both sides of the main body(20).
Patent KR-20010092039-A (KR)
Title: Extracting device of water contained sludge-sol
Inventor: LEE HYEOK JIN
IPC: B01D36/00
Filed: 2000-03-20
Abstract: PURPOSE: A discharge equipment of liquid contained in sludge is provided, which can remove completely water generated at basin of sludge storage, so that can save treatment cost of sludge and reduce the weight of sludge thus shortening treatment time. CONSTITUTION: The system comprises the followings: a cylindrical body(100) of conical bottom covered with a cover(110); many filter membranes(102) which are connected to the side bottom of the body(100); a discharge line(108) that is vertically inserted at the center part of the body(100) to the bottom, the other end of which is extended to outer side; a gas-liquid separator(200) that is connected to the end of the discharge line(108); an air suction line(308) that is connected to the cover(110) of the body(100); and a control part(300) that has a timer(304) for controlling opening time of actuating valve(306) according to signal of water level of water level detecting member(116).
Patent KR-20010093471-A (KR)
Title: Learning method by using an e-mail and system therefor
Inventor: MIN SEON SIK
IPC: G06Q50/20
Filed: 2000-03-29
Abstract: PURPOSE: A studying method using an electronic mail and a system for the method are provided to progress a general learning process using E-mails and to apply the learning process to an individual learning process of each member by transmitting a learning task to a plurality of members and receiving the accomplishment of each member through E-mails. CONSTITUTION: A web server reads learning contents and a learning level stored in a learning managing DB and selected by each member(201). Learning data corresponded to the learning contents and level are extracted from a learning contents DB(203) and provided to a mail server with E-mail addresses of each member being stored in a member DB. The mail server converts the learning data provided from the web server into E-mail data, and transmits the converted data to the E-mail addresses of each member(205). A learning service system checks whether a reply E-mail from each member is received or not periodically(207). If a result in accordance with a learning process of each member is received through an E-mail, the web server in the learning service system stores the result of the learning process to each member in the learning managing DB(211), and the learning level of the member is adjusted upwardly(213). The web server analyzes a learning contents accomplish rate of each member and informs the rate to each member(215).
Patent KR-20010090978-A (KR)
Title: Loan assistance System and method of financial organization
Inventor: JUN BYUNG CHANG
Filed: 2000-04-08
Abstract: PURPOSE: A system and a method for supporting a lending of a financial institution are provided to enable a loan applicant to receive as a profitable condition and to enhance a business effect of a financial institution. CONSTITUTION: A main controller(46) includes a ROM, a RAM, a CPU, and buses therebetween. Also, the main controller(46) controls operations of a communicating unit(48), a user interface(40), a recorder(50), and a password processor(42). An operating system(44) provides a foundation capable of using a hardware and software resources of a lending supporting system(20). The communicating unit(48) may communicate with an external network interface(70) using the TCP/IP protocol etc. The password processor(42) is provided for reducing a processing amount of the main controller(46) in case that a cryptogram is used for maintaining a security and performing a communication with financial institution servers(30,32,34) or applicant computers(22,24,26). A recorder(50) of the lending supporting system(20) is a hard disk and includes a user database(52), a financial institution database(55), a password key database(56), a judicial affairs document database(57), an applicant details database(58), a noticed contents database(60), a bid details database(62), and a closing details database(64).
Patent KR-20010096369-A (KR)
Title: Dielectric subtance composition for high frequency
Inventor: KOO JA GWON
IPC: H01B3/12
Filed: 2000-04-18
Abstract: PURPOSE: A dielectric composition for high frequency is provided to obtain dielectric composition having a superior quality coefficient and high dielectric constant, while allowing for sintering to be performed at a low temperature. CONSTITUTION: A dielectric composition consists of 43.37 to 46.39 weight percent ZrO2, 14.10 to 16.40 weight percent SnO2, 37.18 to 38.31 weight percent TiO2, 0.50 to 2.10 weight percent Cu, 0.10 to 0.30 weight percent SiO, and 0.57 to 0.81 weight percent Nb2O5. Alternatively, dielectric composition consists of 43.37 to 46.39 weight percent ZrO2, 14.10 to 16.40 weight percent SnO2, 37.28 to 38.61 weight percent TiO2, 0.50 to 2.10 weight percent CuO, and 0.57 to 0.81 weight percent Nb2O5. With thus-constituted dielectric composition, it is possible to manufacture a duplex filter, band pass filter, multi layer LC filter or voltage controlled oscillator, or a component requiring high reliability such as microwave integration circuit.
Patent KR-20010097175-A (KR)
Inventor: CHOE JAE CHAN
IPC: G06F17/50
Filed: 2000-04-20
Abstract: 본 발명은 굽힘을 갖는 전기 제품에 대하여 프로그레시브 스트립 레이아웃 도면을 3차원 형상 그래픽 형태로 자동 출력시킬 수 있으며, 플래트 패턴 및 형상 처리 모듈에서는 펼친 형태의 도면을 생성하고, 설계의 자동화에 용이하도록 그 형상 데이터를 수치 데이터로 변환시켜 내부 형상, 외부 형상, 굽힘선 리스트를 자동 인식시킬 수 있다.  그리고, 굽힘 가공에 대하여 간섭이 발생하지 않는 공정 순서를 결정하고, 또한 동시에 굽힘 가공을 할 수 있는 공정들은 한 공정에서 작업함으로써 최소의 공정으로 굽힘 가공을 수행할 수 있는 효과가 있다.
Patent KR-20010049292-A (KR)
Inventor: NAGAOKA TADAYOSHI
IPC: B21F27/12
Filed: 2000-04-26
Abstract: PURPOSE: X-packings are provided to surely perform the uniform gathering and redistribution of liquid in joint parts. CONSTITUTION: Knots in each of which three yarn like materials(23) are gathered/dispersed are formed one by one in the order of a first knot(K1) formed in a virtual channel(C1), a second knot(K2) formed in a space in which a rotor is arranged, a third knot(K3) formed in a virtual channel(C2), and a forth knot(K4) formed in a space in which the rotor is arranged, and this cycle is repeated desired times. In this way, a three-dimensional structure(21) of X-packings can be manufactured.
Patent KR-20000071858-A (KR)
Title: 플라즈마 처리 장치
IPC: H01L21/3065
Filed: 2000-04-28
Abstract: 소비되는 전력 손실을 적게하고 처리 시간의 단축과 원료에 대한 재료의 비율 향상을 가능하게 하는 플라즈마 처리 장치를 제공한다. 
     용기(용기 본체 (1))내 저부에 설치되어 고주파를 절연하기 위해 유전율이 낮고, 단열하기 위해 열전도도가 낮은 재료로 만들어져 있는 절연 단열 수단(절연 단열용 플레이트(7C))과 절연 단열 수단에 중첩해서 설치되어 고주파가 가해져서 바이어스를 발생하는 전극을 구비하고, 피처리물을 얹기 위한 재치수단(스테이지(7A), 냉각 플레이트(7B)), 재치수단에 설치되어 이 재치수단의 온도를 제어하는 온도 조정수단(배관(5A, 5B), 냉각장치(5C) 및 유로(701))를 구비한다.
Patent KR-20010103336-A (KR)
Inventor: PARK DEOK SU
Filed: 2000-05-09
Abstract: 본 발명은 정보통신망을 이용하여 개인용 컴퓨터(퍼스널 컴퓨터)의 이상발생시 원인을 진단하여 복구해주는 정보통신망을 이용한 퍼스널컴퓨터의 원격 진단 및 복구 서비스 제공 방법에 관한 것으로, 본 발명에 따른 컴퓨터의 원격진단 및 복구 서비스 제공방법은 서비스를 요청한 가입자의 정상상태에서의 컴퓨터환경 및 백업파일을 정보통신망을 통해 전송받아 서버에 저장한 후 가입자정보와 함께 관리하는 단계와, 가입자의 컴퓨터에 이상이 발생하면, 그 컴퓨터로 정보통신망을 통해 상기 서버에 접속하는 단계와, 서버에서는 접속한 가입자의 가입유무 및 가입자정보를 확인하는 단계와, 인증된 가입자이면 상기 가입자가 서버로 보관한 백업파일 및 운영프로그램으로 복구를 실행하는 단계를 포함하여, 다수의 컴퓨터에 대한 이상 진단 및 복구를 동시에 원격으로 처리하는 것이다.
Patent KR-20000077223-A (KR)
Title: 내연기관의 서모스탯 고장진단장치
IPC: F01P11/16
Filed: 2000-05-10
Abstract: 본 발명은 오진단을 막으면서, 효율적인 서모스탯 고장 진단이 행해질 수 있는 내연기관의 서모스탯 고장 진단장치를 제공하기 위하여, 엔진 시동 후, 엔진의 흡입공기량 또는 흡입공기량에 상관되는 파라미터가 소정치 이상, 또한 냉각수온이 흡입온(외기온) 이상일 경우에, 서모스탯의 상류측의 냉각수온의 상승량이 소정치에 달하기까지의 시간 또는 냉각수온이 소정 온도로 상승하기까지의 시간에 기초하여 서모스탯의 고장을 판정하도록 되어 있다. 
     이에 의해, 오진단이 생길 우려가 있는 엔진 발생 열량이 적은 상황에서는 고장을 진단하지 않으면서, 오진단의 걱정이 없는 엔진 발열량이 어느정도 큰 상황하에서만 합리적으로 서모스탯의 고장 진단을 행하는 것이 가능하게 된다.
Patent KR-20010103514-A (KR)
Inventor: CHO YOUNG DAE
Filed: 2000-05-10
Abstract: 본 발명은 자동 발매기에 관한 것으로써, 진찰권을 수납 받고자 하는 검진자가 병원에 직접 찾아가지 않더라도 손쉽게 진찰권을 구매할 수 있도록 한 진찰권 자동발매기를 제공하고자 한 것이다. 
     그리고, 본 발명은 상기와 같은 진찰권 자동발매기를 효율적으로 동작할 수 있도록 한 진찰권 자동발매기의 동작 제어방법을 제공하고자 한 것이다. 
     이를 위해 본 발명은 진찰권 자동 발매기의 조작부를 조작하여 진찰권을 필요로 하는 사용자가 검진을 받고자 하는 지역을 입력하는 지역 입력단계; 상기 입력된 지역에 위치한 병원을 LCD 제어부를 통해 디스플레이하는 병원 디스플레이단계; 상기 조작부를 조작하여 디스플레이된 각 병원 중 진찰을 받고자 하는 병원 및 해당과 등을 선택하는 진료 선택단계; 상기 선택된 내용을 토대로 네트워크를 통해 상기 선택된 병원의 전산망과 통신하여 진찰권 발매를 요청하는 발매 요청단계; 상기 선택된 병원의 전산망을 통해 진찰권 발매의 승인이 이루어졌을 경우 이 진찰권 발매에 따른 결제를 수행하는 결제단계; 상기 결제가 완료되면 약정된 내용을 프린팅한 진찰권을 배출하는 배출단계:가 포함되어 순차적으로 이루어짐을 특징으로 하는 진찰권 자동발매기의 동작 제어방법이 제공된다.
Patent KR-20010104914-A (KR)
Inventor: LEE BONG JUN
Filed: 2000-05-16
Abstract: 본 발명은 화물차량용 아웃사이드 백미러에 관한 것으로서, 그 목적은 화물이 적재함에서 차폭방향의 양측으로 돌출되게 적재되면 링크방식의 백미러를 차폭방향으로 간단하게 이동시킬 수 있어 차량의 후방시계를 확보할 수 있으며 그 구성이 간단하여 손쉽게 작동시킬 수 있도록 한 것이다. 
     상기 목적을 달성하기 위한 본 발명은 베이스(10)의 브래킷(10a,10b)을 관통하여 체결되는 제1핀(11)의 양단에 회전 가능하게 연결되고 서로 평행하게 배열되는 2개의 제1링크(12); 이 제1링크(12)의 한쪽끝단에 제2핀(13)이 관통하여 체결되고 상기 제2핀(13)의 중앙에서 그 중심선의 직각방향으로 연장된 제2링크(14); 이 제2링크(14)의 끝단과 베이스(10)의 브래킷(10b)에 연결되는 제3링크(16); 상기 제2핀(13)의 양단부분에 회전 가능하게 연결되고 제1링크(12)와 일직선을 이루도록 평행하게 배열되는 2개의 제4링크(17)로 구성되어 상기 제2,제3링크(14,16)를 조작함에 따라 미러어셈블리(18)를 차폭방향으로 이동시키는 미러 이동수단이 구비된 것을 특징으로 하는 화물차량용 아웃사이드백미러이다.
Patent KR-20010105836-A (KR)
Inventor: CHOI BYEONG IK
IPC: H01F38/42
Filed: 2000-05-18
Abstract: A multi- level conductive matrix structure for separating rows (106, 108) and columns (110-122) of sub-pixels on a faceplate (104) of a flat panel display device is disclosed. The matrix structure has a first plurality of parallel spaced apart conductive ridges having a height, a second plurality of parallel spaced apart conductive ridges having a height higher than the height of the first plurality of conductive ridges, and the height of second conductive ridges decreases to the height of first conductive ridges at intersections of the first and second conductive ridges.
Patent KR-20010110911-A (KR)
Inventor: CHOO YONG CHEOL
Filed: 2000-06-09
Abstract: 본 발명은 원심분무법에 의한 솔더 페이스트용 분말 제조장치에 관한 것으로서, 더욱 상세하게는 납, 주석 등 납땜용 금속의 용융시 고르게 혼합되도록 하고, 턴디쉬 내부에 유입되어진 용탕이 항시 적정 레벨이 유지되도록 할 뿐만 아니라 정전 및 시스템 오류 등의 발생으로 인해 발생될 수 있는 고속모터의 손상을 방지하고, 포집탱크 교체시 기밀성의 향상과 분말의 외형 변화를 방지함에 따른 생산성을 높이며, 회전디스크의 파쇄능 상승과 표면에 잔탕이 형성되지 않도록 함으로써 시스템의 안정성과 입도 크기가 일정한 솔더 페이스트 분말을 제조할 수 있도록 하는 원심분무법에 의한 솔더 페이스트용 분말 제조장치에 관한 것이다. 
     이를 위하여 본 발명은 챔버의 내측에 고속모터가 지지대로서 고정되고, 상기 고속모터에 설치되어 적하되는 용탕을 원심력으로 파쇄시켜 분말로 형성하는 회전디스크로 이루어진 아토마이져를 포함하는 원심분무법에 의한 솔더 페이스트용 분말 제조장치에 있어서, 분말레벨 감지센서가 내부에 설치되어 제조된 분말을 포집하고, 포집된 분말이 일정 레벨에 도달될 경우 교체신호를 발생하는 포집탱크와, 상기 챔버의 상측 중앙부에 설치되어 용탕을 회전디스크로 일정량으로 적하하고, 용탕의 레벨감지가 이루어지며, 정전 및 시스템 오류 발생으로 고속모터의 정지시 용탕의 적하를 중지시키는 턴디쉬와, 상기 챔버의 상측에 설치되어 투입된 납땜용 솔더를 용융시켜 용탕을 형성 및 고르게 혼합하고 상기 턴디쉬 내부 용탕의 레벨감지에 따라 적정량의 용탕을 배출 차단하는 금속용융부와, 상기 챔버의 하측에 소정의 길이로 설치되어 많은 량의 분말을 충분히 냉각하여 열축적 없이 이송시키는 냉각파이프와, 상기 냉각파이프의 종단부에 설치되고 상기 분말레벨 감지센서의 신호에 의해 동작되어 포집탱크 교체시 외부 공기의 유입을 차단하여 기밀을 유지하는 개폐기로 구성된 것에 특징이 있다.
Patent KR-20020001103-A (KR)
Title: Charger for portable instrument
Inventor: KIM MYEONG HO
IPC: H02J7/00
Filed: 2000-06-26
Abstract: PURPOSE: Battery chargers for portable products are provided to commonly adapted to a similar portable products in size and shape, thereby reducing manufacturing cost for making various battery chargers according to all kinds of portable products. CONSTITUTION: Battery chargers for portable products such as a cellular phone comprise a bracket(3) rotatably mounted to a base(1) through a hinge(2), the bracket having a through-hole(4) on its bottom surface, a plate(5) consisting of elastic material mounted inside the bracket to frictionally grip portable products, and a locker mounted between the bracket and the base to fix the bracket on its charging position upon rotating the same. The locker comprises a hole(6) formed on the sidewall of the bracket, a locking member(7) formed on the base to engage with the hole. When the bracket positions on its charging position, a terminal mounted on the base protrudes through the through-hole to contact with the portable products.
Patent KR-20020006172-A (KR)
Title: Interpreter
Inventor: LEE SOO SUNG
IPC: G06F17/28
Filed: 2000-07-11
Abstract: PURPOSE: An interpretation device is provided so that a price of the interpretation device can be considerably lowered by using a voice recognition technology for recognizing a native language or worldwide common language in voice. CONSTITUTION: The first language interpretation unit includes at least one microphone(101a, 101b) and at least one speaker(124a, 124b) for external voice input/output. Here, the microphones(101a, 101b) and the speakers(124a, 124b) are connected in parallel and controlled according to a switching unit(sw2). In addition, the first language interpretation unit is composed of an amplification unit(111) for amplifying an external voice signal, a voice recognition unit(112) for performing analog/digital conversion, a language conversion unit(113) for converting a digital signal into the first language and/or the second language by using a microprocessor, a D/A conversion unit(114) and a modulation unit(115) for modulating the second language into a radio frequency signal, a transmission switch(sw1) for selecting a transmission/reception function, a transmission amplification unit(116) for amplifying a transmission signal, and a diplexer(120) and an antenna(130).
Patent KR-20000059179-A (KR)
Inventor: YOO TAE HEON
IPC: C11D13/00
Filed: 2000-07-20
Abstract: PURPOSE: A method for preparing a transparent toilet soap with a natural flower is provided, to decorate the toilet soap and to advertise the regional symbol by the flower. CONSTITUTION: The method comprises the steps of melting 3-5 wt% of a coconut palm oil, 2-3 wt% of myristic acid, 15-20 wt% of stearic acid, and 15-20 wt% of lauric acid at 70-75°C; adding 10-15 wt% of glycerin, 8-10 wt% of triethanolamine, 3-5 wt% of propyleneglycol, and 1-2 wt% of lanolin anhydride into the mixture and stirring the mixture to dissolve it completely; adding 1-3 wt% of polyol, 3-4 wt% of a condensate, monoethanol amide of coconut oil acid, and 2-3 wt% of sorbitol to the mixture and stirring it for 1 hour or more; adding 10-12 wt% of NaOH and 12-15 wt% of water to the solution and curing it at 80-85°C to obtain a transparent toilet soap solution(10); adding perfume to the solution at 40-50°C; putting about 40% of the solution into the lower mold(20) and solidifying it for 20-30 min; putting natural flower(30) on the solidified one; putting about 20% of the solution into the lower mold(20) and solidifying it for 20-30 min; covering the solidified one with an upper mold(40); and putting the rest of the solution into it and solidifying it.
Patent KR-20020008674-A (KR)
Title: Adjusting method and device of white balance
Inventor: KIM JIN GAP
IPC: H04N9/73
Filed: 2000-07-25
Abstract: PURPOSE: A method and an apparatus for adjusting white balance are provided, the apparatus including an EEPROM storing color coordinate characteristics by Brown-tubes in a color picture tube to automate a white balance adjustment procedure in a Brown-tube manufacturing process. CONSTITUTION: Color coordinate data of a corresponding color picture tube(10), which is determined based on a white balance level of output RGB signals with respect to reference RGB signals, is stored in an EEPROM(22). The data stored in the EEPROM is displayed to an external adjustor. White balance of the color picture tube is adjusted according to control data corresponding to the color coordinate data that is inputted to a monitor controller(30) by the adjustor.
Patent KR-20020013149-A (KR)
Title: Lithium nickel complex oxide, preparing method thereof and lithium secondary battery employing the same as cathode active material
Inventor: CHOI CHEOL
IPC: H01M10/0525
Filed: 2000-08-11
Abstract: PURPOSE: A lithium nickel complex oxide, its preparation method and a lithium secondary battery are provided, to improve the discharging capacity, cycle lifetime and stability of the battery and to reduce the manufacturing cost of the battery, by using the oxide as a cathode active material of the battery. CONSTITUTION: The lithium nickel complex oxide is represented by the formula: LiNiy(Co1-xAlx)1-yO2, wherein x is 0.01-0.20; and y is 0.71-0.95. The method comprises the steps of mixing a lithium salt, a nickel salt, an aluminium salt and optionally a cobalt salt; pulverizing the mixture; and heating the mixture at a temperature of 600-850 deg.C at the O2 atmosphere. Preferably the lithium salt is selected from the group consisting of lithium carbonate, lithium hydroxide, lithium nitrate, lithium acetate and their mixtures; the nickel salt is selected from the group consisting of nickel carbonate, nickel hydroxide, nickel oxalate, nickel formate and their mixtures, and the molar ratio of Li/Ni is 1.05 to 1.41; the aluminium salt is aluminium nitrate and the molar ratio of Li/Al is 23.0 to 2,000; and the cobalt salt is selected from the group consisting of cobalt carbonate, cobalt oxalate, cobalt nitrate, cobalt acetate and their mixtures, and the molar ratio of Li/Co is 3.48 to 23.5.
Patent KR-20020017626-A (KR)
Title: A film deposition facilities for semiconductor wafer
Inventor: PARK JONG SAN
IPC: H01L21/205
Filed: 2000-08-31
Abstract: PURPOSE: Equipment for depositing a thin film of a semiconductor wafer is provided to minimize inner temperature variation caused by the semiconductor wafer induced to a process chamber, by preheating the semiconductor wafer before the semiconductor wafer is loaded to the process chamber. CONSTITUTION: A thin film is deposited on the semiconductor wafer at a high temperature in the process chamber(140). A preheat unit preheats the semiconductor wafer before the semiconductor wafer is loaded to the process chamber so that rapid temperature variation inside the process chamber is minimized by the induction of the semiconductor wafer. The semiconductor wafer stands by in a sub chamber(130) before the wafer is loaded to the process chamber. The preheat unit preheats the wafer in a closed space, installed in the sub chamber.
Patent KR-20020017632-A (KR)
Title: jitter reduction apparatus utilize modulation techniques
Inventor: JUNG UN JIN
IPC: H04L1/20
Filed: 2000-08-31
Abstract: PURPOSE: An apparatus for reducing a jitter using a modulation method is provided to form a digital ASIC with a parallel method by using a modulation method. CONSTITUTION: A buffer(1) is used for storing interval data on an SDH(Synchronous Digital Hierarchy) frame. A phase level detector(2a) is used for comparing WAD(Write ADdress)(4:0) of the buffer with RAD(Read ADdress)(4:0) of the buffer and controlling a pattern generator(3). The pattern generator(3) is used for generating a read pattern. A PLL buffer(4) is used for storing the modulated data when filtering modulated data. A phase comparator(5) is used for detecting a phase difference of the PLL buffer(4), controlling an LPF(Low Pass Filter) of an analog PLL(6) to maintain a lock state. The analog PLL(6) is used for removing an RF component from an inputted control signal, detecting a low frequency component, varying a frequency of a voltage controlled oscillator, and maintaining the lock state. A modulation sequencer(7) is used for modulating the phase level detector(2a).