baber/WOPTO huggingface dataset:
Patent KR-20020049968-A (KR)
Title: Method for controlling storage temperature of kimchi storage
Inventor: CHOI GANG HEON
IPC: A23B7/10
Filed: 2000-12-20
Abstract: PURPOSE: Provided is a method to control storage temperature in a Kimchi storehouse which sets up temperature range of a heater and a compressor differently to run the heater and the compressor reciprocally so that it keeps storehouse in a fresh state. CONSTITUTION: In the method to control storage temperature in the Kimchi storehouse which sets up specific temperature range where a compressor and a heater are reciprocally run in the initial operation of storage mode to keep uniform temperature when storing vegetables shreds at plural storehouses, the method to control storage temperature in the Kimchi storehouse is characterized by setting up operation temperature range of the heater and the compressor differently.
Patent KR-20020051051-A (KR)
Title: Joy stick apparatus of cellular phone
Inventor: KIM DONG BONG
IPC: H04B1/38
Filed: 2000-12-22
Abstract: PURPOSE: A joy stick device in a portable phone is provided to perform direction control freely in case that a user enjoys a game using his portable phone. CONSTITUTION: A joy stick device in a portable phone is composed of direction input terminals(11-14) and a pole(15). Each direction input terminal(11-14) is to input each associated direction, such as up, down, right or left. The pole(15) is equally separated from the direction input terminals(11-14) and buried. As the pole(15) is selectively or simultaneously contacted to the direction input terminals(11-14) according to a user's manipulation, the pole(15) controls the up, down, right, left and diagonal directions of the portable phone.
Patent KR-20020052414-A (KR)
Title: A non-slip apparatus of clutch for automobile
Inventor: HAN JEONG MIN
IPC: B60K17/00
Filed: 2000-12-26
Abstract: PURPOSE: A device for preventing slip of a clutch in a vehicle is provided to prevent of a clutch disk by mounting a slip preventer on an inner circumference of a pilot bearing while turning on a switch. CONSTITUTION: A device for preventing slip of a clutch comprises a flywheel(20) rotated by being integrated with a crank shaft of an engine; a clutch cover(21) mounted on a rear portion of the flywheel; a pressure plate(22) arranged in the flywheel; a clutch spring(23) pressurizing a clutch disk(5) to the flywheel; a release lever(3) assembled to an inner portion of the flywheel; a clutch shaft(24) supported by a pilot bearing(25); a release bearing(26) pressing a front end of the release lever by stepping on a clutch pedal; a switch(35) operated by the clutch pedal; an electromagnet contracting or expanding a spring by being mounted on an inner circumference of the pilot bearing; a plug moved by resilient force of the spring; a protrusion bar formed on the plug; and plural recessed grooves arranged on an outer circumference of the clutch shaft by inserting the protrusion bar.
Patent KR-20020052668-A (KR)
Title: Apparatus for converting fax signal to Internet E-mail signal and transmitting the Internet E-mail signal
Inventor: PARK CHAN BEOM
IPC: H04N1/32
Filed: 2000-12-26
Abstract: PURPOSE: A device for converting a fax signal into an e-mail signal for transmission is provided to use a fax apparatus, so as to transmit an image to be transmitted to a desired Internet address by passing an Internet network. CONSTITUTION: A first switching unit(401) switches a fax signal inputted from a fax to a PSTN(Public Switched Telephone Network) if operation power is off, and to a first node(403) if the operation power is on. A second switching unit(405) switches a signal of the first node to the PSTN or a second node(407), by a control signal. A fax modem(409) converts a signal of the second node into a signal capable of being processed in a computer. A process(419) converts the signal converted by the fax modem into an e-mail message for the transmission to a data network. A sub-memory(413) in which a program executable by the process is recorded is arranged. And the program includes the steps of receiving a target e-mail address from a user, outputting the control signal to make the second switching unit switch the signal of the first note to the second node on the request of the user, converting the signal inputted from the fax modem into the signal transmittable by e-mail, and transmitting the generated e-mail message to the data network.
Patent KR-20020054214-A (KR)
Title: A semiconductor chip having divisional bus
Inventor: LEE GANG BOK
IPC: G06F12/00
Filed: 2000-12-27
Abstract: PURPOSE: A semiconductor chip, having a bus circuit like an embedded processor, is provided to reduce power consumption for a bus circuit without increasing an area of a chip. CONSTITUTION: The device, a semiconductor chip, comprises a bus A(30), a bus B(31), a CPU(32), a registry file, a DRAM(34), a PIO(Parallel I/O, 35), and a driver cell(36). The CPU(32) is connected to the bus A(30). The DRAM(34) is connected to the bus B(31). The driver cell(36) is for driving the bus A(30) and the bus B(31). Namely, the plural function blocks, consisting of the semiconductor chip, are partitioned in two groups, i.e. a group of frequently accessing function blocks and a group of relatively infrequently accessing function blocks, which are connected to the bus A(30), and the bus B(31), respectively. The bus driver cell includes a bus driver for driving the bus B(31) and an input latch for receiving data from the bus B(31). The bus driver uses a three phase inverter, and the input latch includes a three phase inverter and two inverters. The structure of the bus driver cell for driving the bus A(30) is the same as that of the bus driver cell for driving the bus B(31).
Patent KR-20010021928-A (KR)
Title: Ｃｄｍａ, ｆｄｍａ 및 ｔｄｍａ 다중 액세스 컴포넌트를갖는 무선 통신 시스템
IPC: H04B7/26
Filed: 1997-10-01
Abstract: 본 발명은 CDMA, FDMA 및 TDMA 다중 액세스 컴포넌트를 갖는 무선 통신 시스템, 특히 하이브리드 다중 액세스 기술을 사용하는 "JD-CDMA"-통신 시스템에 관한 것이다.  CDMA, FDMA 및 TDMA 다중 액세스 컴포넌트를 갖는 무선 통신 시스템, 특히 하이브리드 다중 액세스 기술을 사용하는 "JD-CDMA"-통신 시스템을 GSM-방식/DECT-방식 (마이크로-, 매크로- 및/또는 피코-방식)의 통신 시스템에 공기 인터페이스와 관련하여 적합하게 적용하기 위해서, 한편으로 타임 슬롯 구조의 트레이닝 데이터 블록(midamble)과 관련하여 타임 슬롯 데이터의 비대칭 배분이 이루어지도록, 유효 채널과 신호화 채널의 구분을 위한, "스틸링 플래그"로 형성된 신호화 정보가 주어진 타임 슬롯 구조에 배치되고, 다른 한편으로 데이터 엘리먼트의 전송 시간이 5 내지 7의 수 범위내의 - 예를 들어 GSM/DECT-방식의 - 소정의 역 클록 주파수의 고조파 배수가 되도록, 주어진 타임 슬롯 구조에 대해서, 타임 슬롯 구조에 다중으로 포함된, "칩"으로 형성된 데이터 엘리먼트의 전송 시간을 측정한다.
Patent KR-20010030606-A (KR)
IPC: B22D11/04
Filed: 1998-09-11
Abstract: A process for producing slabs in a continuous casting installation and a continuous casting mold, in particular for the continuous casting of steel slabs, having wide side walls and narrow side walls which delimit the slab mold cavity least one of the wide side walls movable transversely with respect to the mold axis and at least one of the narrow side walls, which can be clamped in between the wide side walls, displaceable transversely with respect to the mold axis in order to change the shape of the strand cross section by an adjustment drive acting in the horizontal direction. Each narrow side is composed of at least two wedge-shaped parts. Mutually facing contact surfaces extend over the entire length (height of the narrow side wall) of each part and the plane of the mutually touching surfaces faces in substantially the same direction as the corresponding wide side inner surfaces (51, 52) assigned to one another with a rotational angle of gamma=0 to 30°. Each case at least one wedge-shaped part is connected to an adjustment device acting in the conveying direction of the strand.
Patent KR-20010015663-A (KR)
Title: 금속 스트립의 에칭 방법 및 장치
IPC: C23G3/02
Filed: 1998-09-16
Abstract: 본 발명은 에칭 장치(1)에 의한 금속 스트립(2), 특히 롤링 스트립의 에칭 방법 및 장치에 관한 것이다.  금속 스트립(2)이 에칭 장치(1)를 통과하고, 에칭 장치(1)에서 금속 스트립(2)이 부식제에 의해 에칭되며, 에칭 결과가 에칭 파라미터(T Z , T A , v, c S , c Fe , B, p)에 의존한다.  본 발명에 따라 에칭 결과가 측정되고 적어도 하나의 에칭 파라미터(T Z , T A , v, c S , c Fe , B, p)가 에칭 결과의 측정에 따라 자동으로 변동됨으로써, 에칭의 개선이 이루어진다.
Patent KR-20010031935-A (KR)
IPC: D21F1/36
Filed: 1998-11-10
Abstract: 본 발명은 섬유 웹 건조 방법 및 섬유 웹 건조 장치 내의 배치 구조에 관한 것으로, 상기 섬유 웹(5)은 2개의 긴장된 밴드(1, 2) 사이에서 건조되며, 이 밴드(1, 2)는 동일한 방향으로 평행하게 주행하고 또 회전 롤(6a, 6b, 7a, 7b) 둘레를 회전한다.  제1 밴드(1)는 가열되고 제2 밴드는 냉각된다.  섬유 웹(5)은 밴드(1, 2)에 의해 형성된 건조 영역을 통해 적어도 하나의 펠트 또는 와이어(3, 4)와 함께 안내되어, 섬유 웹이 가열된 제1 밴드(1)의 표면과 접촉하게 되고, 펠트 또는 와이어(3, 4)는 섬유 웹(5)과 냉각된 제2 밴드(2) 사이에 위치한다.  밴드(1, 2) 엣지의 위치는 밴드 엣지와 접촉하게 되는 슬라이딩 블록(11)에 의해 측정되며, 이 슬라이딩 블록(11)의 재료는 밴드(1, 2)의 재료보다 실질적으로 더 경질이다.
Patent KR-20010033732-A (KR)
IPC: A61B18/20
Filed: 1998-12-14
Abstract: Apparatus for removing hairs (27) form a region of skin, the apparatus including: a housing (12) having an opening therein, the housing (12) forming a cavity enclosing a volume of air when the opening is placed in contact with the region of skin; a switchable heat source (14) disposed within the housing(12) that rapidly heats the volume of air to a temperature sufficient to destroy the hair (27) by conduction of heat along the length of the hair (27) to a follicle thereof, and a power source (16) that controllably energizes the heat source (14).
Patent KR-20010085196-A (KR)
IPC: C12N15/12
Filed: 1999-02-23
Abstract: The present invention pertains to a novel transmembrane protein capable of binding to biotinylated molecules, the protein comprising a cytoplasmic domain, a membrane-spanning domain and an extracellular domain, wherein the extracellular domain comprises biotin-binding activity.
Patent KR-20010024962-A (KR)
Title: 컬러음극선관장치
IPC: H01J29/48
Filed: 2000-01-25
Abstract: 본 발명은 컬러음극선관장치에 관한 것으로서, 전자총구체(22)는 주렌즈를 형성하는 포커스전극(G3)과 애노드전극(G4) 사이에 형성되는 전위분포의 등전위면을 따라 배치된 적어도 1개의 부가전극(Gs)을 갖고 있고, 부가전극(Gs)에는 무편향시에 있어서, 부가전극(Gs)이 배치된 등전위면의 전위에 상당하는 소정 레벨의 전압이 인가되고, 편향시에 있어서 포커스전극(G3)의 인가전압을 Vf, 애노드전극(G4)의 인가전압을 Eb, 부가전극(Gs)의 인가전압을 Vs로 할 때, (Vs-Vf)/(Eb-Vf)의 값이 전자빔의 편향량의 증대에 따라서 변화함에 따라, 부가전극(Gs)에 의해 수평방향(X)과 수직방향(Y)의 집속력이 다른 전자렌즈를 형성하는 구성으로 한 것을 특징으로 한다.
Patent KR-20010042597-A (KR)
Title: 대향 와이퍼 시스템
IPC: B60S1/28
Filed: 1999-10-26
Abstract: 본 발명은 우측 핸들 구조(10) 및 좌측 핸들 구조(12)의 대향 와이퍼 시스템에 관한 것이다. 
     정지상태에서 운전석(58, 60)의 와이퍼 암(54, 56)이 조수석(66, 68)의 와이퍼 암(62, 64)보다 세척 방향(100)으로 더 많이 돌출하며, 우측 핸들 구조(10)의 운전석(60)용 와이퍼 암(56)이 좌측 핸들 구조(12)의 운전석(58)용 와이퍼 암(54)과 거울 대칭이며, 우측 핸들 구조(10)의 조수석(68)용 와이퍼 암(64)은 좌측 핸들 구조(12)의 조수석(66)용 와이퍼 암(62)과 거울 대칭이고, 이 때 우측 핸들 구조(10)와 좌측 핸들 구조(12)의 상판(16), 와이퍼 베어링(46, 48) 및 구동축(42, 44)은 동일하다.
Patent KR-20010070947-A (KR)
Title: 광 통신 및 네트워킹 시스템에서의 비트 동기화 방법 및장치
IPC: H04L7/00
Filed: 1999-05-28
Abstract: 광 시분할 다중 통신 시스템에서 비트 동기화를 위한 장치 및 방법이 제공된다. 상기 장치는 광 디멀티플렉서와 같은 광 게이트에 연결된다. 상기 장치는 입력 클록에 연결되는 프로그래머블 광 지연라인 및 상기 프로그래머블 광 지연라인과 광 동기장치에 연결되는 프로세서를 포함한다. 프로세서는 통신세션 동안 클록펄스와 선택된 데이터 비트 사이의 비트 동기화를 추적하는 프로그램 명령을 포함한다. 또한, 프로세서는 비트 추적범위가 미리 정해진 한계에 접근할 때에는, 통신세션을 중단하고, 비트 추적범위의 오프셋을 0으로 다시 조정하고 이에 따라 프로그래머블 광 딜레이의 시간을 조절하며, 통신세션을 다시 시작하기 위한 부가적인 명령을 포함한다.
Patent KR-20020057508-A (KR)
Title: Projection lens cover for lcd projector
Inventor: KIM BYEONG HUI
IPC: H04N5/74
Filed: 2001-01-05
Abstract: PURPOSE: A projection lens cover of a liquid crystal projector is provided to form an optical reflector for reflecting a beam projected from a synthetic system, to suppress a temperature rise, thereby preventing heat deflection. CONSTITUTION: A cover body(43) comprises as follows. A cylinder(44a) has an extended inside diameter compared to an outside diameter of an optical tube, to be coupled with an external side of the optical tube. An intercepting unit(44b) horizontally arranged on an optic line is formed on a front end of the cylinder, and has a projected central area toward a synthetic system. On a surface of the synthetic system, an optical reflector reflects a beam to reduce lightness reflected to the synthetic system compared to a projected beam. The optical reflector is coated with aluminum, to form a reflecting surface on the intercepting unit. A beam irradiated from a light source is separated into three-color beams via an illumination system, and is incident on liquid crystal panels of the synthetic system. The beam passing through the liquid crystal panels is synthesized by a dichroic prism, and sequentially passes through each projection lens to be incident on the surface of the optical reflector.
Patent KR-20010067518-A (KR)
Inventor: KIM SU HYUN
IPC: A23F3/16
Filed: 2001-02-05
Abstract: PURPOSE: Provided is a method for preparing a powder for camellia tea and fill in a portable container such as capsule or pack to make it easy to keep, store and use. CONSTITUTION: A method for preparing the tea of powdered camellia comprises the steps of: (i) a first step to collect camellia leaves and steam; (ii) a second step to go through a cooling process, a drying process, and a stem removing process; (iii) a third step to pulverize the prepared leaves finely; (iv) a fourth step to add some additives such as the powder of Cornus officinalis, fruits of schisandra chinensis, Jobs-tear, or flax, and add vitamin C as an antioxidant; and (v) a fifth step to fill in a capsule made of gelatin.
Patent KR-20020066776-A (KR)
Title: Formulation for oral delivery of insulin and preparation method thereof
Inventor: JUNG HYE SEON
IPC: A61K9/00
Filed: 2001-02-13
Abstract: PURPOSE: A process of preparing a peroral administration form for insulin is provided by using monoglycerides, emulsifiers, organic solvents, insulin and an acidic aqueous solution. Therefore, the formulation is excellent in a filling rate of insulin into the administration form and bioavailability as compared to prior art and has improved convenience. CONSTITUTION: A liquid peroral administration form for insulin comprises 0.01 to 20% by weight of insulin, 9 to 90% by weight of one or more monoglycerides, 0.01 to 90% by weight of one or more emulsifiers, 0.01 to 10% by weight of an acidic aqueous solution, 1 to 90% by weight of an organic solvent and 0 to 5% by weight of an additive, and is prepared by dissolving the emulsifier in the organic solvent, adjusting the solution to acidity, adding and agitating insulin powder, adding one or more monoglycerides and removing a volatile organic solvent from the obtained viscose composition.
Patent KR-20010085445-A (KR)
Title: Liquid Crystal Display Device
Inventor: SAKUWA TORU
IPC: G02F1/1333
Filed: 2001-02-21
Abstract: PURPOSE: To provide a liquid crystal display element using plastic substrates producing scarcely any deformation such as a warp or distortion. CONSTITUTION: The liquid crystal display element 9 is a reflective liquid crystal display element provided with a transmissive plastic substrate 1 and a plastic substrate 2 with an attached reflection layer 4 formed on it placed opposite to each other, definitely kept with a specified distance between the substrates via spacers or the like and holding a liquid crystal layer 8 enclosed between the substrates 1, 2 with a sealant 6. A polarizing plate 3 with an adhesive 5 is stuck on the outside surface of the transmissive plastic substrate 1 and a polycarbonate substrate 7 with the adhesive 5 is stuck on the outside surface of the plastic substrate 2 with the attached reflection layer.
Patent KR-20010091928-A (KR)
Title: Method for processing nodes in 3D scene and the apparatus thereof
Inventor: HAN MAN JIN
IPC: G06T19/20
Filed: 2001-03-06
Abstract: PURPOSE: A method and an apparatus for processing a node of a three-dimensional scene are provided to store and transmit efficiently a three-dimensional scene by coding and decoding a node expressing three-dimensional mesh information. CONSTITUTION: A type of processing node is confirmed(601). A three-dimensional mesh code identifier signal for indicating a process of IndexedFaceSet node is consulted from composition information of BIFS(Binary Format for Scene) if the type of node is the IndexedFaceSet node(602,606). The IndexedFaceSet node is coded and decoded by using a three-dimensional mesh coder and a three-dimensional mesh decoder if the three-dimensional mesh code identifier signal is set up(603). An existing BIFS node process is performed if the type of node is not the IndexedFaceSet node or the three-dimensional mesh code identifier signal is not set up(604). The above process is applied to a child node if the current node has the child node(605).
Patent KR-20020074611-A (KR)
Title: Method for producing cellulous/cellulous triacetate fabric
Inventor: AHN JONG SU
IPC: D01F2/28
Filed: 2001-03-21
Abstract: PURPOSE: A process of preparing the conjugate fabric by alkali treatment of a conjugate fabric of cellulose diacetate fiber and cellulose triacetate fiber to convert the cellulose diacetate to cellulose is provided. Whereby, the obtained conjugate fabric has decreased denier and increased tenacity and elongation. CONSTITUTION: A conjugate fabric using a cellulose diacetate fiber having a degree of substitution of 2.0 to 2.75 and a cellulose triacetate fiber having a degree of substitution of 2.75 or more are subjected to alkali treatment to convert the cellulose diacetate to cellulose, wherein the alkali treatment is strong alkali single treatment, or the same bath treatment or two bath treatment of strong alkali and weak alkali.
Patent KR-20010082387-A (KR)
Title: The fish feeds as the type of pipe, pellet and soft drying for the floating to fill the air in the sea or house pool.
Inventor: JUNG JIN UK
IPC: A23K1/10
Filed: 2001-03-19
Abstract: PURPOSE: A method for manufacturing fish feed that is tubular soft particle shaped to be floated with air and nutritions therein is provided to serve a high functional fish feed rising to the surface of water repeatedly and promoting growth of fish. CONSTITUTION: The method includes the following steps of: (i) collecting and refining intestines of squid and adding black feed additives containing abundant amino acid and ω3- unsaturated fatty acid to the cleared intestines; (ii) filling the mixed materials in a bin and forming the feed materials to have an air chamber where air is injeccted forcibly therein by extruding the materials; (iii) passing the formed tubular soft particle type of feed through a screen belt not to be stuck to each other to evaporate the outer moisture; (iv) coating the resulting tubular soft particle type of feed with fat and oil to protect the air chamber inside the tubular feed; and then (v) passing the coated feed through the screen drying belt to be hardened.
Patent KR-20020075615-A (KR)
Inventor: KIM CHEOL HUI
IPC: A23B7/10
Filed: 2001-03-26
Abstract: PURPOSE: Provided is a refrigerator for kimchi which minimizes temperature difference, of which production cost is decreased and of which productivity is improved. CONSTITUTION: The refrigerator for kimchi characteristically comprises the parts of: at least one of a storing chamber(15) containing an opening door at its front and a drain at the lower part of its rear; a storing basket(20); and a guide(17) which guides the storing basket to the storing chamber(15). It further comprises a heating part for the prevention of frost which consists of a guide heating part(51) and a drain heating part(53).
Patent KR-20020076690-A (KR)
Title: Strategic Marketing
Inventor: SON KWANG DEOG
Filed: 2001-03-30
Abstract: PURPOSE: A method for increasing a direct sale using the Internet is provided to monitor a result of an advertising effect through an operating site immediately by connecting an advertisement of small-scale store and service providing companies to a mock stock, thereby converting an advertisement into a participating advertisement, and accumulating a predetermined amount of money to a consumer who performs a purchase or uses a service. CONSTITUTION: Small-scale store and service providing companies open a mock stock market having items of the companies on the Internet. In a member joining process, the optimum company stock is divided using a local area and an age as basic information, and an interest with respect to an advertisement and the company is increased. Cash is supplied according to stock possession states and company using states by month, and the interest is maintained.
Patent KR-20020078062-A (KR)
Title: Portable phone with FM audio output transmitter
Inventor: LIM SIN IL
IPC: H04B1/38
Filed: 2001-04-04
Abstract: PURPOSE: A cellular phone in which an FM(Frequency Modulation) sound output transmitter is embedded is provided to embed a handsfree function and easily transmit information outputted through the cellular phone and transmitting information to an other person through an FM frequency. CONSTITUTION: A speaker(600) outputs first information corresponding to the first sound signal transmitted from the outside through an antenna(100). A microphone(700) inputs second information so that the second sound signal corresponding to second information is transmitted to the outside through the antenna(100). An FM sound output transmitter(800) connects to the speaker(600) and the microphone(700) for receiving the first and second sound signals, performing the FM of the received first and second sound signals, amplifies the modulated FM signal, outputting first information, and transmitting second information to the outside. A body(900) embeds the speaker(600), the microphone(700), the FM sound output transmitter(800), and the antenna(100).
Patent KR-20020078360-A (KR)
Title: Synthesis method of 4,4-bis(chloromethyl)biphenyl
Inventor: CHO SEONG YONG
IPC: C07C17/38
Filed: 2001-04-09
Abstract: PURPOSE: Provided is a method for preparing a 4,4-bis(chloromethyl)biphenyl, which can increase yield and purity of 4,4-bis(chloromethyl)biphenyl by improving an existing method for preparation of 4,4-bis(chloromethyl)biphenyl. CONSTITUTION: The method comprises the steps of (i) reacting 35% aqueous solution of hydrogen chloride, formaldehyde, and zinc chloride and phosphorus oxychloride, which are catalysts, to form chloromethyl alcoholate, and (ii) dropping biphenyl dissolved in organic solvent to the chloromethyl alcoholate solution to form 4,4-bis(chloromethyl)biphenyl of formula 1. The method is characterized in that a part of the phosphorus oxychloride is initially added in portions, and the rest of the phosphorus oxychloride is further added so as to maintain a relative ratio of added biphenyl to 18% or less during the reaction.
Patent KR-20010098510-A (KR)
Title: 부품 공급용 트레이 피더 및 그것에 있어서의 부품의 픽업방법
IPC: B65G47/90
Filed: 2001-04-11
Abstract: 인출부에 의해 용기로부터 펠릿을 인출하여 부품 실장 장치의 탑재 이송 헤드에 의해 픽업 위치로 공급하는 트레이 피더에 있어서, 인출부에 유지된 펠릿이 픽업 위치에 도달하기 이전에, 탑재 이송 헤드의 대기 위치로부터의 하강 동작을 개시하여 스탠바이 위치에서 일시 정지하고, 인출부가 픽업 위치에 도달했으면 탑재 이송 헤드를 스탠바이 위치로부터 다시 하강시킨다.  이에 의해, 부품의 픽업 동작에 소요되는 시간을 단축할 수 있다.
Patent KR-20020078996-A (KR)
Title: Semiconductor device having gate all around type transistor and method of forming the same
Inventor: BAE GEUM JONG
IPC: H01L29/786
Filed: 2001-04-12
Abstract: PURPOSE: A semiconductor device having a gate-all-around transistor is provided to be effective to widen the channel width of a transistor by making it a three dimensional structure and reduce the possibility of crystal damage in the channel. CONSTITUTION: A silicon on chip substrate is prepared, containing a silicon-germanium layer(30), a silicon layer(40), an oxide layer(20), a bottom substrate layer(10). The silicon-germanium layer and silicon layer are patterned as an active layer and a thermal insulation barrier is formed on it temporarily. An etch barrier pattern is dressed and then the thermal insulation barrier is removed by etching such as wet etching and then a channel-insulation barrier is formed on the exposed surface of the active layer. A conducting material layer formed on the etch barrier pattern defining the gate region is removed by CMP method so that the etch barrier is exposed and then removed by wet etching over the whole substrate. Therefore, A gate-all-around transistor is formed as the active layer is surrounded by gate electrode(82).
Patent KR-20010098545-A (KR)
Title: 전사장치, 디바이스 제조방법, 및 그 제조방법에 의해제조된 디바이스
IPC: G03F7/20
Filed: 2001-04-12
Abstract: 전사 투영 장치는 제 1 및 제 2 대물 테이블 중의 적어도 하나를 둘러싸는 벽을 가지는 진공 챔버, 상기 장치의 투영 시스템에 대한 대물 테이블을 위치시키는 위치결정 수단에 연결되어 있는 진공 챔버내의 상기 또는 각각의 대물 테이블을 포함하여 이루어진다. 상기 위치결정 수단에는 상기 대물 테이블과 관련된 피스톤을 포함하는 공기식 중력 보상기; 대물 테이블의 무게를 적어도 부분적으로 상쇄시키도록 가동 부재상으로 작용하는 압력 챔버내의 개스로 채워진 개스 충전 압력 챔버; 개스 베어링; 및 가동 부재 및 원통형 하우징의 지지면사이의 갭을 통하여 진공 챔버쪽으로 빠져나오는 개스를 배기시키는 배기 수단이 제공된다. 부분적으로 가요성인 로드가 상기 대물 테이블에 피스톤을 연결한다.