baber/WOPTO huggingface dataset:
Patent KR-20000016542-A (KR)
Title: Polyester article
Inventor: NAYLOR CHRISTOPHER CHARLES
IPC: C08J5/00
Filed: 1997-06-04
Abstract: PURPOSE: A polyester article is provided to include a polyester polymer being produced by using a catalyst obtainable by reacting an alkyl titanate or an alkyl zirconate, an alcohol, a 2-hydroxy carboxylic acid, and a base. CONSTITUTION: A polyester article is described which comprises a polyester polymer produced using a catalyst obtainable by reacting an alkyl titanate or an alkyl zirconate, an alcohol, a 2-hydroxy carboxylic acid and a base. The article preferably takes the form of a film or a bottle. Also described is a process for the production of the article.
Patent KR-20000022344-A (KR)
Title: Device for use in connection with fishing
Inventor: NYMANN EGIL
IPC: A01K85/01
Filed: 1997-07-02
Abstract: PURPOSE: A device for use in connection with fishing is provided to selectively and rationally dispense odour agents under water. CONSTITUTION: A device for use in connection with fishing comprises a container for controlled dispensing of the odour agents under water. The container containers a piston device having portions (6, 7) with two different diameters. One end of the portion (6) having the smallest diameter is situated in a chamber (A) containing the odour agent and one end of the portion (7) having the largest diameter is situated in a drive chamber (B) having at least one aperture (4) for inlet of water axially outside of said portion (7). The portion (7) having the largest diameter is able to force the portion (6) having the smallest diameter along the inner of the container (1), in order to force the odour agent out through at least one aperture (5) in the chamber (A) containing the odour agent, axially outside of the portion (6) having the smallest diameter.
Patent KR-20000050590-A (KR)
Inventor: KANG SUNG MOOK
IPC: G06F3/153
Filed: 1999-01-12
Abstract: PURPOSE: An inrush current control apparatus and a method of the same are provided for decreasing a product price and power consumption by decreasing the size of an initial inrush current by more than 50%, eliminating noise and a potential defect factor and enhancing a competitiveness of a product. CONSTITUTION: A synchronous signal switch(11) prevents a vertical/horizontal synchronous signal from being supplied to a CRT(Cathode Ray Tube) from a PC(1) through a signal cable(3) in an initial power ON state. A color signal detector(12) detects whether a color signal is supplied through the signal cable(3). A power detector(13) detects a power supply state from the PC(1). A synchronous signal detector(11) detects a vertical/horizontal synchronous signal input state from the PC(1).
Patent KR-20000055668-A (KR)
Inventor: SEONG YEON KWAN
IPC: F02M25/08
Filed: 1999-02-09
Abstract: PURPOSE: A stacked type canister assembly for automotive vehicle is provided to accomplish improved use efficiency of canister by effectively utilizing activated carbon which fills an interior of the canister housing. CONSTITUTION: A stacked type canister assembly comprises a canister housing(9), a partition(11) arranged in widthwise direction at an approximate center portion of the housing(9) so as to divide the housing into upper and lower portions, an inlet port(13) arranged at a portion of an upper wall of the housing(9) so as to take in an evaporative gas from a fuel tank, a purge(15) arranged beneath the inlet port(13), an outlet port(17) arranged at a portion of a lower wall of the housing(9) so as to discharge purified evaporative gas, and an activated carbon filling an interior of the housing(9). The assembly further comprises an intake air diffusion plate(19) separated from the inlet port(13) by a predetermined spacing and which has a plurality of penetrating holes to permit the fuel evaporative gas flowed into the port(13) to be diffused into the entire portion of the housing(9), air layer forming plates(25) arranged through an upper portion to a lower portion of the housing(9) for a smooth diffusion of the fuel evaporative gas passing through the housing(9), and an exhaust gas diffusion plate(29) separated from the outlet port(17) by a predetermined spacing and which serves to smoothly discharge the fuel evaporative gas from the housing to a throttle body.
Patent KR-20000056275-A (KR)
Title: Parabola antenna
Inventor: JON KYE HWA
IPC: H01Q3/02
Filed: 1999-02-18
Abstract: PURPOSE: A parabola antenna is provided to consider the receiving efficiency by minimizing the receiving wave rectangular area and manufacture a firm parabola. CONSTITUTION: A parabola(1) is positioned in a support frame(2). A wave guide(5) is installed on one side of the support frame(2). The parabola(1) is divided to a central plate(11) and a peripheral plate(12). The central plate(1) is divided to two piece plates(11a,11b). A center catching device(6) of the parabola(1) and a mask supporting arm(22) is installed on the inner peripheral surface of the support frame(2). A mast(3) is fixed by inserting a wave guide(5). The middle portion and the lower portion of the mast(3) are fixed by using fixing plates(24a,24b,35).
Patent KR-19990083666-A (KR)
Filed: 1999-02-24
Abstract: 본 발명은 편백(扁柏; Chamaecyparis Obtusa)으로부터 추출된 항균, 항진균 효과를 갖는 정유(Essential Oil)인 추출 방법에 관한 것으로 상세히는 소나무과의 상록교목인 편백으로부터 인체에 무해한 식물성 항균, 항진균 물질을 추출하여 방향 항균제나 화장품 등에 첨가하여 제조하므로써 천연방부제, 살균제로 작용할 수 있도록 한 것이다. 
     본 발명에서는 편백으로부터 정유를 추출하여 그 항균 및 항진균 활성에 대해 조사함으로써 지금까지 널리 연구되어 사용되는 화학적인 항균제나 방부제를 천연물질로 대처하며 또한 편백 특유의 신선한 향이 가미됨으로써 이를 이용한 방향 항균 제나 화장품 등의 개발에 기여할 수 있도록 한 것이다.
Patent KR-19990077660-A (KR)
Title: 씨디엠에이 통신 장치
IPC: H04W28/22
Filed: 1999-03-06
Abstract: 본 발명에 따르면, 업링크(uplink)만의 비대칭 통신시에 있어서, 프레임 구성부(103)는, 파일롯 신호와 송신 전력 제어 비트만을 슬롯 단위로 구성한 신호로서 송신한다.  송신 전력 제어 방법은 통상의 통신의 경우와 마찬가지로 실행한다.  이 경우, 다운링크(downlink)에 있어서 전송하는 신호는, 파일롯 신호와 송신 전력 제어 비트뿐이기 때문에, 전송 레이트를 대단히 낮게 하여, 송신 전력을 송신 신호 진폭 제어부(106)에서 낮게 해서 송신할 수 있다.  또한, 그 경우, 확산기(105)에 있어서 이용하는 확산 부호를 부호 길이가 긴 계층 직교 계열로서 송신한다.
Patent KR-20000060304-A (KR)
Inventor: LEE CHANG EUN
IPC: B66B5/14
Filed: 1999-03-13
Abstract: PURPOSE: A load detecting and compensating apparatus for elevator is provided to control the elevator easily, and reduce the cost and the load of sensor that detects the load by modeling the control of elevator in linear type. CONSTITUTION: A load detecting and compensating apparatus comprises the first subtracter that a wanted potential value of elevator and the present potential value by moving of elevator are inputted in and subtracted, a proportional derivative controller(30) that the output of the first subtracter is inputted in and performs the proportional derivative, the second subtracter(40) that the outside force and the output of a proportional derivative controller and the output of a force estimator(90) are inputted in and subtracted, an elevator(50) that the output of the second subtracter is inputted in and moves just as much as the value, a disturbance observer that re-composes the non linear disturbance by reverse-modeling and removes by feedback, an output estimator(70) that learns the output of disturbance of observer, the third subtracter(80) that the disturbance of elevator and the disturbance of output estimator are inputted in and then offers output, and the force estimator contains the third subtracter.
Patent KR-19990046079-A (KR)
Title: 양란심비디움신품종피아니스트식물
Filed: 1999-03-17
Abstract: 본 발명은 엷은 녹황색을 가지는 복륜화로서 분화용의 우수한 양란 심비디움 신품종에 속하는 식물 "피아니스트"를 제공하는 뛰어난 효과가 있다.
Patent KR-19990083156-A (KR)
Title: 압전 세라믹 및 압전 세라믹 소자의 제조 방법
IPC: H01L41/22
Filed: 1999-04-13
Abstract: 본 발명은, 압전 재료에 함유되어 있는 Pb의 증발을 방지하고, 또한 압전 특성을 실질적으로 열화시키는 일 없이 전극 재료로서 저가의 금속을 사용할 수 있는 압전 세라믹 소자의 제조 방법을 제공한다. 
     본 발명에 따른 압전 세라믹 소자의 제조 방법은, (1)적어도 Pb, Zr, Ti, Cr 및 Nb의 산화물을 함유하는 혼합물을 형성하도록 성분을 혼합하는 단계; (2)상기 혼합물을 하소하여 하소물을 얻는 단계; (3)상기 하소물을 분쇄하고, Cu성분을 CuO로 환산하여 0.05∼3.0중량%의 양으로 첨가하여 Cu성분-함유 혼합물을 형성하는 단계; (4)상기 Cu성분-함유 혼합물에 바인더를 첨가하여 바인더-함유 혼합물을 형성하는 단계; (5)상기 바인더-함유 혼합물을 성형하여 성형체를 제조하는 단계; (6)상기 성형체를 1100℃이하에서 소성하여 소결체를 제조하는 단계; 및 (7)상기 소결체의 표면에 전극을 형성하는 단계를 포함하는 압전 세라믹 소자의 제조 방법으로서, 상기 소결체는 일반식 Pb a 〔(Cr x Nb (1-x) ) y Zr (1-b-y) Ti b 〕O 3 (단, 0.95≤a≤1.05, 0.40≤b≤0.55, 0.10≤x≤0.70 및 0.02≤y≤0.12)로 표현되는 주성분; 및 CuO로 환산하여 0.05∼3.0중량%의 양으로 함유되는 부성분으로서의 Cu 성분;을 포함한다.
Patent KR-19990088510-A (KR)
Title: 반도체메모리회로
IPC: G11C11/419
Filed: 1999-05-24
Abstract: 반도체 메모리 회로는 센스 증폭기에 의해 소비되는 전류를 감소시키고, 오동작을 방지하여 고속으로 동작할 수 있다.    반도체 메모리 회로는, 각각 디코더를 구비하는 복수의 메모리 블록과, 복수의 메모리 셀과, 비트 라인의 전위 변화를 증폭하는 복수의 센스 증폭기와, 센스 증폭기로부터의 출력을 래치하는 데이터 래치와, 비트 라인을 디스차아지하는 복수의 nMOS 트랜지스터와, 센스 증폭기 정지 신호 (RD) 를 발생하는 NAND 게이트와, 기준 전압 발생기를 갖는다.    메모리 블록 선택 신호 (CS) 에 응답하여, NAND 게이트는 센스 증폭기 정지 신호 (RD) 를 발생하고, 그 센스 증폭기 정지 신호는 nMOS 트랜지스터를 동작시켜 선택되지 않은 메모리 블록의 비트 라인을 디스차아지한다.
Patent KR-19990068487-A (KR)
Title: 소화물운반손수레의바퀴높낮이조절장치
IPC: B62B5/02
Filed: 1999-05-26
Abstract: 본 발명은 소화물 운반 손수레 각각의 바퀴 높낮이를 계단의 높이에 알맞게 조절할 수 있는 구조로 개선하여 보다 안전하게 계단을 오르내릴 수 있도록 한 소화물 운반 손수레의 바퀴 높낮이 조절장치를 제공함에 그 목적이 있다.  이를 위해 구성되는 본 발명은 지지 브라켓을 회전축의 양측에 설치·고정되게 하는 수단; 지지 브라켓의 지지편 각각의 일면에 길이 방향으로 형성되고, 그 적소의 길이 방향 동일선상에는 다수의 관통홈이 관통·형성된 안내레일; 지지편 각각의 안내레일 형상에 관계하여 형성되는 한편, 안내레일에서 출입되어 길이가 가변되고, 안내레일의 관통홈에 관계하는 다수의 고정홈이 길이 방향 동일선상에 관통·형성되며, 그 일단에 바퀴를 회전 가능하게 지지하는 바퀴 결합편; 관통홈과 고정홈에 관통·체결되어 지지 브라켓의 지지편 각각에 바퀴 결합편을 고정시키는 수단; 및 바퀴 결합편에 다양한 크기의 바퀴를 교체·결합시킬 수 있도록 하는 수단을 포함하여 이루어진 것으로, 바퀴 결합편을 가변시켜 계단의 높이에 알맞게 바퀴의 높낮이를 조절할 수 있도록 한 특징이 있다.  이러한 구성에 의해 운반 손수레를 보다 안전하고 용이하게 사용할 수 있는 효과가 발휘된다.
Patent KR-20000074973-A (KR)
Inventor: LEE JAE GYEONG
IPC: H04N5/50
Filed: 1999-05-27
Abstract: PURPOSE: An apparatus and method for searching channels are provided to sequentially tune to broadcast signals corresponding to all channels except the channel on which a program is currently being broadcasted and to extract program information according to it, thereby displaying the information on a main screen as a character form. CONSTITUTION: The apparatus for searching channels comprises: a first tuner(10) for selecting a channel selected by a user; a second tuner(20) for extracting program information; a program decoder(30) for receiving the program information extracted in the second tuner to decode it; a control(80) unit for outputting a control signal to the second tuner and to the program decoder, so that program information corresponding to channels except the channel on which a program is currently being broadcast is output, when a channel search key signal is externally inputted; and a display unit(50) for displaying a TV video signal output from the first tuner and the program information output from the program decoder on a screen(60), according to the control signal from the control unit.
Patent KR-20000005811-A (KR)
Inventor: STARK CHARLES
IPC: B41F27/12
Filed: 1999-06-01
Abstract: PURPOSE: A location deciding device is provided to bias a flexography plate by establishing an automatic device on the plate-shaped cylinder of a rotary printer. CONSTITUTION: A location deciding device comprises:a bias device is supported on a substrate(4) having an unmovable front claw(5), and the front claw tightly holds the front verge of the printing plate(19) placed centering around a plate-shaped cylinder(3) at a notch(7); the substrate(4) is attached on a roller(11) and the roller is placed between sides(12,13) of a round-shaped cam ring(14) installed on a printer frame; a device(101) made of an electric motor is mechanically connected with the plate-shaped cylinder(3), and the plate-shaped cylinder is movable along the rotating pivot(2) to the side direction.
Patent KR-20000006119-A (KR)
Inventor: YANOMASIHIRO
IPC: G01N33/577
Filed: 1999-06-11
Abstract: PURPOSE: A paddy gene with fast against rice-plant fever and a manufacturing plant having rice-plant fever-fast paddy gene are provided. CONSTITUTION: Paddy gene with fast is provided to produce fast plant against rice-plant fever by giving fast to plant about paddy rice-plant fever strain to control rice-plant fever and increase crops amount.
Patent KR-20010002357-A (KR)
Inventor: LEE MYEONG HO
IPC: B26B19/00
Filed: 1999-06-14
Abstract: PURPOSE: A vibrating shaver provides advantages to prevent a pain and secondary infection, and to supply a comfortable shaving and an effect of a massage by right-and-left reciprocating motion. CONSTITUTION: A vibrating shaver consists of a rechargeable battery(7), a body(13), a motor(5), an eccentric plate(6), an eccentric shaft(11), and a vibrating plate(14). The motor(5) rotates the eccentric shaft(11) to oscillate the vibrating plate(14), and then the vibrating plate(14) performs a fine right-and-left reciprocating motion of a head cartridge(15). A blade within the head cartridge(15) in the longitudinal direction against a user's beard shaves more gently than a perpendicular direction against the user's beard so that the vibrating shaver minimizes a damage of a skin, provides an effect of a massage and a comfortable shave, and extends a life of a blade.
Patent KR-20010002506-A (KR)
Inventor: LEE HAENG JUN
IPC: E21F5/14
Filed: 1999-06-15
Abstract: PURPOSE: A tunnel blasting noise reduction method is provided, which heightens the soundproof effects by enhancing the soundproof construction of a tunnel lining plate and reduces the blasting noise effectively. CONSTITUTION: The soundproof construction of a tunnel lining plate according to a tunnel blasting noise reduction method comprises a tunnel lining plate (120) installed on a pithead of a vertical opening (100), a waste tire compression member (130) arranged on the top of a tunnel lining plate (120) with a thickness of 2 centimeters, a concrete layer (140) of 10 centimeters in thickness and a beam for supporting a tunnel lining plate (120). The blasting noise is absorbed, reflected and intercepted by a primary soundproof construction (150) and the blasting noise penetrated and propagated through a primary soundproof construction (150) is absorbed, reflected and intercepted secondarily by a secondary soundproof construction (160) and the soundproof construction of a tunnel lining plate and finally the transmitted degree of the blasting noise to the outside of a vertical opening (100).
Patent KR-20000006223-A (KR)
Inventor: HIRAOKA KAZUO
IPC: B29C45/47
Filed: 1999-06-16
Abstract: PURPOSE: A method for relieving pressure is provided to prevent a dispersion from forming in a location of a screw and to control evenly the pressure in a heating cylinder while completing a plasticizing/measurement process. CONSTITUTION: A method for relieving a pressure comprises: filling a heating cylinder with a resin for obtaining a melt resin by melting the resin; rotating a screw installed in the heating cylinder toward a first rotary direction for supplying the melt resin to the end of the nozzle in the heating cylinder; and rotating the screw in the heating cylinder toward the reverse direction of the first rotary direction.
Patent KR-20000056957-A (KR)
Inventor: HAN SANG KWAN
IPC: A43B7/06
Filed: 1999-06-14
Abstract: PURPOSE: Ventilative shoes are provided which maintain the same pleasant condition, even though those are put on for a long time. CONSTITUTION: Ventilative shoes are characterized by being formed with a ventilating material comprised of: a medium sheet(1) which has a plurality of convex parts(1a) & concave parts(1b) and also having a plurality of vent holes(1c) in the side part; an outer sheet(2) having a plurality of vent holes(2a) formed at a fixed interval and attached to the one side of the medium sheet(1); and an inner sheet(3) having a plurality of vent holes and attached to the other side of the medium sheet(1).
Patent KR-19990068791-A (KR)
Title: 열교환기의제조방법
IPC: F28D21/00
Filed: 1999-06-21
Abstract: 본 발명은 열 교환기의 제조방법에 관한 것이다.  특히 자동차의 에어컨, 공기조화장치의 열 교환기 및 기타 산업용으로 이용되는 열 교환기의 제조방법에 관한 것이다. 
     자동차용 또는 산업용에 사용되는 열 교환기에 사용되는 재료인 상하탱크, 헤드 및 방열 기능을 수행하는 핀과 튜브의 기본소재(철판)에 일차적으로 동도금하여 도금의 두께는 5㎛ 한 후, 2차로 주석 도금하여 도금의 두께를 3㎛으로 한다음, 열 교환기를 제조한 후 용융로에서 300 ~ 500℃로 납용융용접을 하는데 불꽃 용융용접의 경우 350 ∼ 450℃, 용융로의 경우 300 ∼ 400℃로 한 후에 페인팅하여 제조됨을 특징으로 하는 열 교환기의 제조방법.
Patent KR-19990083721-A (KR)
Title: 현탁물질제거및난분해성물질제거장치
IPC: C02F1/52
Filed: 1999-06-28
Abstract: 본 발명은 수중에 존재하는 현탁물질을 정화처리하기 위하여, 내부통체(1a) 하부에 장치된 혼화기(4)에서 유입되는 원수에 포함된 이물질을 응집시키기 위한 이물질 응집수단과, 상기 이물질 응집수단의 상부에 형성되어 기포분사기(5)에서 분사되는 기포에 의하여 응집물에 부력을 가하는 응집물부유수단과, 내부통체(1a)와 외부통체(1b)의 공간부에 형성되어 상기 응집물부유수단에 통과된 처리수를 2차로 정화하는 저류 및 산화수단과, 상기 처리수를 최종처리하는 여과수단으로 구성된 것을 특징으로 하는 현탁물질제거 및 난분해성물질 제거장치에 관한 것이다.
Patent KR-19990073283-A (KR)
Title: 초음파스캐닝을통한골다공증진단기
Filed: 1999-06-30
Abstract: 본 발명은 골다공증 진단이 용이한 발 뒤꿈치(Heel)뼈에 대해 사용자 소프트웨어에 의한 제어에 의한 선형 스캐너의 구동을 통한 스캐닝이 이루어지고 스캐닝 중에 개발된 초음파 펄서/리시버 보드를 통해 측정법의 전환이 이루어지며 초음파 신호를 송수신할 수 있으며, 새로운 진단 알고리즘을 사용자 소프트웨어에 의해 수행하여 실시간으로 수신된 초음파 신호를 처리하여 각 스캐닝 포인트에서의 발 뒤꿈치 뼈의 두께 및 골다공증 진단 파라미터를 구하고 이를 3차원 영상화 함과 동시에 발 뒤꿈치 뼈의 평균적인 골질 분포에 대해 얻어지는 정보로서 높은 신뢰성을 가지는 골다공증 진단 결과를 제공하고, 또한 진단 결과를 데이터 베이스화 할 수 있는 초음파 스캐닝을 통한 골다공증 진단기에 관한 것이다.
Patent KR-20000011700-A (KR)
Inventor: LEE CHIN
IPC: G11B19/20
Filed: 1999-07-14
Abstract: PURPOSE: A system and a method are provided to maintain the rotating speed of a spindle motor resistant to the electric noise and the physical interference. CONSTITUTION: The motor control method comprises the steps of: generating signals for each phase to periodically drive or non-drive each phase input of a motor(20); measuring the change of the phase input to the standard voltage; disregarding timing information based on the measure change of the phase input; and generating control signals using the timing information. Thereby, the efficiency to control the rotating speed of a motor and the re-motivation is improved.
Patent KR-20010017235-A (KR)
Inventor: JUNG HYEON TAEK
IPC: G11B17/02
Filed: 1999-08-09
Abstract: PURPOSE: A CD changer is provided to offer the necessary driving force with one motor, to load/unload the tray in a pickup state of the disk and not to forcibly load the tray at a playback of the disk. CONSTITUTION: A tray(12) is slid into a main body(10) through a guide path. Many disks are loaded in a roulette(14). A pickup unit picks up one disk. A driving motor(M) drives the tray and the pickup unit. A power transfer device loads/unloads the tray, and raises/falls the pickup unit by transferring the driving force of the driving motor to the tray and the pickup unit. A rack has first/second/third/fourth sections. The first section operates to load/unload the tray in a fallen state of the pickup unit. The second section operates to raise and fall the pickup unit in a loaded state of the tray. The third section operates to unload/load the tray in a raised state of the pickup unit. The fourth section operates to prevent a forcible loading of the tray by a shock.
Patent KR-20010018352-A (KR)
Inventor: CHOI MYEONG SU
IPC: C08L67/00
Filed: 1999-08-19
Abstract: PURPOSE: Provided is a polyester-based thermoplastic resin composition which is excellent at mechanical character such as tensile strength, elongation and bending strength by blending polyester resin with polyamid resin. CONSTITUTION: The polyesters thermoplastic resin composition is characterized by comprising; polyester resin; polyimide resin; and copolymer that is grafted epoxy resin on polymethylmethacrylate resin.
Patent KR-20010019357-A (KR)
Inventor: KIM GI SU
IPC: H01L33/12
Filed: 1999-08-26
Abstract: PURPOSE: A nitride semiconductor light emitting device is provided to realize a low driving voltage and a high luminescent efficiency by improving a crystallization property of a nitride semiconductor layer. CONSTITUTION: A nitride semiconductor device includes an InGaN buffer layer(20) and a GaN buffer layer(30) formed on a substrate(10). The device further includes an n-type contact layer(40), an n-type clad layer(50), an active layer(60), a p-type clad layer(70) and a p-type contact layer(80) formed in sequence on the GaN buffer layer(30). Additionally, the device has an n-type electrode(90) formed on the n-type contact layer(40) and a p-type electrode(100) formed on the p-type contact layer(80). Particularly, a composition ratio of indium in the InGaN buffer layer(20) varies linearly or non-linearly in opposition to a composition ratio of gallium.
Patent KR-20000017656-A (KR)
Inventor: ITONOBUKAZ
IPC: H01L21/321
Filed: 1999-08-31
Abstract: PURPOSE: A semiconductor device and a manufacturing method thereof are provided to have a multi-layer metal wiring, using a copper trench wiring. CONSTITUTION: A semiconductor device having a multi-layer copper wiring converts the surface of another copper wiring, included in the lower part of a temporary multi-layer copper wiring, by the oxidization which makes to under 20nm/min oxidization rate, to an oxidized copper having the 30nm thickness. The semiconductor prevents the reflectivity of the exposed light from the lower part of the copper wiring, when forming a trench for forming a copper wiring by a photolithography through a process.
Patent KR-20010026709-A (KR)
Inventor: HAN JAE CHEOL
IPC: G05F3/02
Filed: 1999-09-08
Abstract: PURPOSE: A reference voltage generating circuit is provided to efficiently compensate for the change of a reference voltage according to the change of a temperature by reducing a difference between positive and negative temperature coefficients. CONSTITUTION: A supply voltage terminal provides an external supply voltage. A reference voltage terminal outputs a reference voltage. The first resistor(R1) is connected to the supply voltage terminal and the first connecting point and provides a current. The second and third resistors(R2,R3) are connected between the first and second connecting points in series, divides a voltage between the first and second connecting points, and outputs the divided voltage to the reference voltage terminal. A positive temperature compensator(32) compensates for the change of the second supply voltage according to the change of an external temperature to a positive value. A negative temperature compensator(34) compensates for the change of the second supply voltage according to the change of an external temperature to a negative value.
Patent KR-20010027907-A (KR)
Inventor: KIM HUI SU
IPC: H01L27/10
Filed: 1999-09-16
Abstract: PURPOSE: A metal oxide pseudo-capacitor is provided to use an unexpensive metal such as aluminum which cannot be used in a conventional electrolyte, by using potassium sulfate as an electrolyte. CONSTITUTION: An electrode is composed of metal oxide. An electrolyte contacts the metal oxide electrode, and is composed of a potassium sulfate aqueous solution which forms an electrical dual layer on the contact surface of the metal oxide electrode. The metal oxide electrode is ruthenium oxide or manganese oxide. A current collector made of metal is included in the metal oxide pseudo-capacitor.
Patent KR-20000023374-A (KR)
Inventor: HOSOKAWA KAZUHITO
IPC: C09J133/00
Filed: 1999-09-22
Abstract: PURPOSE: A thermosetting and pressure-sensitive adhesive and an adhesive sheet thereof are provided, which have an adhesive property allowing the temporary adhesion to an object to be easy at room temperature, a strong adhesion strength, a high heat-resistance and an excellent storage-stability before heating. CONSTITUTION: A thermosetting and pressure-sensitive adhesive comprises: (a) 100 parts by weight of the monomer mixture comprising 70-99 wt% of an alkyl(meth)acrylate whose alkyl groups contains 2-14 carbons on the average and 1-30 wt% of a monoethylene-type unsaturated acid capable of copolymerizing with the alkyl(meth)acrylate; (b) 0.01-20 parts by weight of a dividable photopolymerization initiator containing three or more peroxide groups per a molecule; and (c) 5-30 parts by weight of an epoxy resin. The adhesive contains the photopolymerized product of the composition which does not practically contain a curing agent for curing the epoxy resin.