baber/WOPTO huggingface dataset:
Patent KR-20030033667-A (KR)
Inventor: JANG JONG GWANG
IPC: H01L21/3065
Filed: 2001-10-24
Abstract: PURPOSE: A method for etching a nitride layer using RIE-type dry etching apparatus for manufacturing a semiconductor device is provided to easily etch a nitride layer by controlling etching process condition. CONSTITUTION: A semiconductor substrate(26) having a nitride layer is loaded in a process chamber(20) of an RIE-type semiconductor dry etching apparatus. The inner pressure of the process chamber(20) is controlled at the pressure of 50-70 mTorr. The process chamber(20) is supplied with O2 gas of 30-40 sccm and CHF3 gas of 90-110 sccm. The O2 and CHF3 gas are transformed to plasma state by applying high-frequency power of 1500-1700 watt to an upper electrode(22) or a lower electrode(24) of the process chamber(20).
Patent KR-20020045520-A (KR)
Inventor: ISHII TOKU
IPC: G02B6/44
Filed: 2001-11-16
Abstract: PURPOSE: To provide a method for manufacturing a spacer for an optical fiber cable by which a groove inclination of a spiral groove housing an optical fiber is controlled. CONSTITUTION: A coated high-tensile wire 4 in which a preliminary coating layer is provided in the outer periphery of a high-tensile body is pre-heated by passing through a heating tank 5, thereafter the wire is introduced into an extruder 7 having a rotating die 6 corresponding to the cross section shape of the spacer, the wire is guided to a cooling zone 9 to cool it after rotating, extruding and coating a spacer main body resin layer at prescribed speed, and whereby a PE spacer 10 is obtained. Three stages of ring shaped air nozzles are set up in the cooling zone 9 along the running direction of the spacer 10. Air is almost orthogonally brown out of the nozzles toward the spacer 10 and is brown against the groove bottom of the spacer 10, and the root part of a rib is cooled preferentially more than the middle part. The spacer 10 is specified by nearly 1.5 mm in the minimum rib thickness at the root of the rib demarcating the spiral groove, 11.9 degrees in the advancing angle and nearly 15 degrees in the groove inclination angle α.
Patent KR-20030042221-A (KR)
Title: a thin film transistor array panel for a liquid crystal display
Inventor: SONG JANG GEUN
IPC: G02F1/1368
Filed: 2001-11-22
Abstract: PURPOSE: A thin film transistor substrate for a liquid crystal display device is provided to form slits in right and left domain parts of pixel electrodes for keeping the electric fields in the right and left domains weaker than those of upper and lower domains, thereby improving the visibility. CONSTITUTION: A thin film transistor substrate for a liquid crystal display device includes a first insulating substrate formed with gate lines(20) traversely, a gate insulating film formed on the gate lines, a semiconductor layer(50) and data lines(70) formed on the gate insulating film for forming thin film transistors, source and drain electrodes(71,72) formed on the semiconductor layer in connection with the data lines, a protecting film formed on the data lines, and pixel electrodes(90) formed on the protecting film to be connected to the drain electrodes and having a plurality of slits(99) and traverse openings(91-93). A second insulating film has common electrodes formed with a plurality of openings(510-530). The traverse openings of the pixel electrodes and the openings of the common electrodes divide pixel areas into right and left domains and upper and lower domains, wherein the slits are positioned in the right and left domains.
Patent KR-20030043138-A (KR)
Title: Semiconductor device and Method for fabricating the same
Inventor: HAN DONG HUI
IPC: H01L27/10
Filed: 2001-11-27
Abstract: PURPOSE: A semiconductor device and a method for manufacturing the same are provided to be capable of preventing the bridge between a bit line and a storage node contact, the collapse of the bit line and restraining voids of an insulating layer. CONSTITUTION: The first insulating pattern(35) is formed on a semiconductor substrate(30). A bit line(37) is formed at both sidewalls of the first insulating pattern(35). The second insulting layer is formed on the entire surface of the substrate(30) having an oxide layer(39), the first nitride layer(40) and the second oxide layer(41). A contact hole is formed to expose the substrate by selective etching of the second insulating layer and the first insulating pattern(35). A plug(43) is formed in the contact hole by filling a conductive layer, and a storage node(42) is also formed on the resultant structure.
Patent KR-20030044416-A (KR)
Title: Displaying method for sails of automatic vending machine
Inventor: JUNG HYEON
IPC: G07F9/02
Filed: 2001-11-30
Abstract: PURPOSE: A method for displaying the sale status of an auto vending machine is provided to easily identify the sale status of the auto vending machine without opening the door. CONSTITUTION: A method for displaying the sale status of an auto vending machine includes the steps of: clearing(S11) the load amount of the conventional money when the reset signal of the money load member is inputted and starting the counting the mounted money, clearing(S20) the conventional counted sale amount when the reset signal of the source material is inputted and starting the counting, returning the step S11 after the goods sale mode is implemented when the money is inputted and returning the step S11 after the goods sale amount is displayed during a predetermined time.
Patent KR-20030044527-A (KR)
Title: Styrenic Copolymers and Process for Producing the Same
Inventor: LEE YEONG SEOP
IPC: C08F212/08
Filed: 2001-11-30
Abstract: PURPOSE: An α-olefin/styrene-based monomer/diene/syndiotactic polystyrene random copolymer and its preparation method are provided, to improve the heat resistance, the impact resistance, the compatibility and the productivity by employing a plurality of metallocene catalysts, to obtain a stable physical properties due to no gelation and to allow the content of styrene, ethylene and syndiotactic polystyrene to be controlled easily. CONSTITUTION: The method comprises the step of simultaneously adding an α -olefin/styrene-based monomer/diene terpolymer metallocene catalyst(A), a syndiotactic styrene-based polymerization metallocene catalyst(B) and a co-catalyst to an α-olefin, a styrene-based monomer and a diene compound, to polymerize the monomers to obtain the α -olefin/styrene-based monomer/diene/syndiotactic polystyrene random copolymer. Preferably the co-catalyst is an organometallic compound or a mixture of a non-coordinated Lewis acid and an alkyl aluminum.
Patent KR-20030049891-A (KR)
Title: A Coil Separator with Insertion Parts of Control Magnets
Inventor: LIM HYEONG HUN
IPC: H01J29/76
Filed: 2001-12-17
Abstract: PURPOSE: A separator is provided to correct a misconvergence in an effective manner by using a correction magnet. CONSTITUTION: A separator(1) comprises a deflection yoke separator body including a flange(3), a neck part(5) and a conical coil separator part interconnecting the flange and the neck part; and a magnet insertion and fixing unit arranged on the outer curved surface of the conical coil separator part along the axis of the deflection yoke separator body so as to allow a correction magnet to be inserted into the magnet insertion and fixing unit. The magnet insertion and fixing unit includes a guide where both ends of the correction magnet tightly contact, and the guide has an escape prevention protrusion for preventing escape of the correction magnet. The escape prevention protrusion is formed of an elastic material.
Patent KR-20030051050-A (KR)
Title: Stainless alloy with ferrite for automobile muffler
Inventor: CHOI JAE UNG
IPC: C22C38/40
Filed: 2001-12-20
Abstract: PURPOSE: A ferritic stainless alloy for automobile muffler is provided, which exhibits improved corrosion resistance against hot exhaust gas and acidic condensed water by optimizing each content of Mn, Ti, Mo and Al. CONSTITUTION: The ferritic stainless alloy for automobile muffler comprises Cu 0 to 0.03 wt.%, Mn 0 to 0.50 wt.%, P 0 to 0.04 wt.%, S 0 to 0.03 wt.%, Si 0 to 1.00 wt.%, Cr 10.50 to 11.75 wt.%, Ni 0 to 0.25 wt.%, Ti 0 to 0.25 wt.%, Mo 0.5 to 0.8 wt.%, Al 0 to 0.08 wt.%, and a balance of Fe.
Patent KR-20030052662-A (KR)
Title: method for isolating semiconductor device
Inventor: HUH SANG BEOM
IPC: H01L21/76
Filed: 2001-12-21
Abstract: PURPOSE: An isolation method of a semiconductor device is provided to be capable of preventing the recess generated at the upper edge portion of a trench and easily recovering the surface defect of the trench by using an insulating spacer. CONSTITUTION: An isolation region is defined at a semiconductor substrate(200). A trench is formed in the semiconductor substrate for exposing the isolation region. An insulating spacer(206) is formed on the inner surface of the trench. A gap-fill oxide layer(220) is formed on the resultant structure for completely filling the trench. Preferably, the insulating spacer(206) is formed by polishing a silicon nitride layer after depositing the silicon nitride layer on the semiconductor substrate including the trench. Preferably, the silicon nitride layer has a thickness of 200-300 angstrom.
Patent KR-20030053884-A (KR)
Title: Dual-blade Belt Cleaner Capable of Automatically Controlling Tention Thereof
Inventor: SHIN JIN SU
IPC: B65G45/10
Filed: 2001-12-24
Abstract: PURPOSE: A double-edged belt cleaner having an automatic tension control function is provided to automatically control tension and improve cleaning efficiency by removing dust attached to a return belt, using two rubbers, and by fastening a weighted material unit to the belt cleaner. CONSTITUTION: A double-edged belt cleaner(200) having an automatic tension control function includes front end support holders(208) separated at regular intervals; rear end support holders(209) installed parallel with the front end support holders, with the same shape as the front end support holders; and a belt cleaner body(206) having a front end rubber(202) fitted into the front end support holder and a rear end rubber(204) fitted into the rear end support holder, to remove attached materials. Both ends of the front and rear end support holders are attached to the belt cleaner body to fix the front and rear end supports. The belt cleaner body is attached at both ends of the outer plates of the front and rear support holders, with bent at predetermined angles. Dust attached to the return belt is removed through the rubbers. Tension between the belt and the rubbers is automatically controlled.
Patent KR-20030054743-A (KR)
Inventor: CHOI MYEONG GYU
IPC: H01L21/76
Filed: 2001-12-26
Abstract: PURPOSE: A method for forming an isolation region of a semiconductor device is provided to be capable of preventing the generation of mote at the top corner of a trench. CONSTITUTION: A pad oxide layer(22) and a polysilicon layer are sequentially formed on a semiconductor substrate(21). Boron ions are implanted into the polysilicon layer. After exposing a desired portion of the substrate by selectively etching the polysilicon layer and the pad oxide layer, a trench is formed by selectively removing the exposed substrate(21). A pre-cleaning and cleaning process are performed. An oxide layer(26) is grown the surface of the trench by oxidation. An isolation layer(27a) is formed by filling an insulating layer and planarizing the insulating layer using the polysilicon layer as a stop layer. Then, the polysilicon layer is removed.
Patent KR-20030055537-A (KR)
Title: Deep Drawing Steel Plate with TS 1100MPa for Application at Low-temperature and High-pressure Vessel and Manufacturing Method thereof
Inventor: HONG SUN TAEK
IPC: C22C38/40
Filed: 2001-12-27
Abstract: PURPOSE: A method for manufacturing a deep drawable steel plate with tensile strength 1100 MPa for application at low temperature and a high pressure vessel made by the deep drawable steel are provided. CONSTITUTION: The method includes the steps of reheating a steel slab comprising C 0.25 to 0.40 wt.%, Si 0.15 to 0.40 wt.%, Mn 0.4 to 1.0 wt.%, Al 0.001 to 0.05 wt.%, Cr 0.8 to 1.2 wt.%, Mo 0.15 to 0.35 wt.%, 1.0 wt.% or less of Ni, 0.015 wt.% or less of P, 0.010 wt.% or less of S, a balance of Fe and incidental impurities to the temperature range of 1000 to 1250 deg.C; hot rolling the steel slab, wherein a/b is greater than 1.4(a is the width of steel plate after rolling and b is the width of steel slab before rolling); finishing hot rolling process in the temperature range of 800 to 980 deg.C; normalizing the hot rolled steel plate in order to transform the microstructure thereof to a trial phase of ferrite+pearlite+bainite; spheroidizing the steel plate; holding the steel plate at a temperature range between Ac1 and Ac3 temperature for 1 to 5 hrs in order to keep spheroidizing ratio at higher than 80 %; holding the steel plate at 850°C to 950°C to transform into austenite, followed by quenching; and tempering the steel plate at higher than 550°C.
Patent KR-20030056335-A (KR)
Title: Methods for Preparing Rubber Modified Polystyrene Resin Composition Having High Impact Resistance and High Modulus
Inventor: DO JAE GU
IPC: C08F279/02
Filed: 2001-12-28
Abstract: PURPOSE: A method for preparing a rubber-modified polystyrene resin composition is provided to obtain the resin composition having high impact resistance and rigidity. CONSTITUTION: The method for preparing a rubber-modified polystyrene resin composition having high impact resistance and rigidity comprises the steps of: (a) introducing a stock solution consisting of 80 to 95 wt% of a styrene monomer and 5 to 20 wt% of a butadiene based elastomer, and a demineralized clay into a first reactor and polymerizing them at the temperature of 90 to 150 deg.C to convert the phase of the rubbery component into dispersed particles; and (b) introducing the polymerized product obtained from the first reactor into a second reactor maintained at the temperature of 130 to 180 deg.C to complete the polymerization.
Patent KR-20030056624-A (KR)
Inventor: JUN YEONG SEON
IPC: C08L67/02
Filed: 2001-12-28
Abstract: PURPOSE: A polyester resin composition having excellent flow property and improved mechanical and thermal properties adequate to be used in exterior materials for electric products is provided. CONSTITUTION: The polyester resin composition comprises 100 parts by weight of a polybutylene terephthalate, 10 to 40 parts by weight of a polyethylene terephthalate, 3 to 20 parts by weight of a polyester elastomer and 0.1 to 2 parts by weight of a sorbitan fatty acid ester having the following formula 1, wherein R is a C13-C17 alkyl group.
Patent KR-20010079553-A (KR)
Title: Folded Insulated Foil Conductor and Method of Making Same
IPC: H01F41/06
Filed: 1999-07-16
Abstract: A method of making various insulated conductor sizes during a transformer coil winding process by slitting and bonding insulating sheet materials and foil sheet conductor into a composite foil conductor/insulation. The method includes folding the composite into a substantially U-shaped length having a central portion between two leg portions with each leg portion having a free end. The method also includes folding the leg portions of the "U" inwardly to a position substantially parallel to the central portion of the "U" to bring the free ends of the leg portions into opposing relation to provide a folded insulated foil conductor having a two-conductor thickness surrounded by insulation. Provision is also made for increasing the cross-sectional area of the conductor.
Patent KR-20010075245-A (KR)
IPC: G06F12/00
Filed: 1999-02-18
Abstract: 장치, 프로그램 제품, 방법은 멀티 타겟 링크를 이용하여 링크와 관련된 하나 이상의 복수의 기억 위치에 기억된 데이터를 선택적으로 엑세스한다. 그러므로, 유저(33)가 특정 멀티 타겟 링크를 활성화할 때, 요청이 통상의 하이퍼텍스트 링크 및 북마크로 발생하는 동일 기억 위치로 전송되기 보다는 링크의 이용을 최적화하기 위해 상이한 상황에서 상이한 기억 위치로 전송될 수 있다. 멀티 타겟 링크는 하이퍼텍스트 문서에 내장된 하이퍼텍스트 링크 정의로 정의된 하이퍼텍스트 링크 로서 또는 유저용 커스텀 북마크 리스트로서 사용하기 위한 북마크로서 구현될 수 있다. 게다가, 하이퍼텍스트 문서, 파일 등을 포함하는 각종 유형의 데이터는 멀티 타겟 링크에 대한 하나 이상의 기억 위치에서 엑세스 가능하다.
Patent KR-20010086030-A (KR)
Title: Laser scanning system mirror
IPC: G02B7/182
Filed: 1999-11-15
Abstract: A non-symmetrical scanning mirror for a laser scanning system is stiffer at a bottom end than at a top end. The mirror, which is driven from the bottom end, has a relatively high resonant frequency and can thus accelerate quickly and smoothly. The mirror may be wider or thicker at the bottom end or it may be made stiffer by attaching stiffeners to the bottom end.
Patent KR-20010089723-A (KR)
IPC: C23C16/507
Filed: 1999-12-10
Abstract: 큰 면적의 기판에서 플라즈마 보조 처리를 수행하기 위해 사용되는 큰 면적의 플라즈마 소스내의 플라즈마 영역(10)을 둘러싸는 챔버 하우징은, 플라즈마 영역(10)에 해당하는 공간(6)을 포위하는 실질적인 수직 연장 벽(4)을 구성하는 것으로서, 다수의 개구(32)와, 상기 공간 둘레에 정전기 차폐부를 형성하는 전기 전도성 요소를 구비하는 하우징 부재(2)와; 주변 연부를 각각 갖고 있고 각 개구(32)를 폐쇄하도록 배치되는 다수의 유전체 부재(36)와; 상기 하우징 부재와 각각의 상기 유전체 부재(36)의 주변 연부 사이에 밀봉 시일을 형성하는 밀봉 부재(40, 40', 42, 42')를 구비한다.
Patent KR-20020026159-A (KR)
IPC: H04N19/577
Filed: 2001-02-21
Abstract: 본 발명은 압축된 비디오 데이터 신호(CS)를 제공하기 위한 입력 비디오 신호(IS)를 수신하는 인코딩 방법에 관한 것이다. 상기 방법은 비디오 장면에 포함되는, 이후 VOP로 불리는 비디오 오브젝트 평면들을 추출하는 입력 비디오 신호의 분할(SEG) 단계, 눈에 보이지 않는 VOP의 검출(DET) 단계, 상기 검출 단계에 의해 검출된(Y) 눈에 보이지 않는 내부 또는 예측 코딩된 VOP 보다, 디스플레이 순에서, 선행하는 양방향으로 예측 코딩된 VOP를, 인코딩되기 위한 내부 또는 예측 코딩된 VOP로 변환시키는 보정(COR) 단계, 및 눈에 보이지 않는 VOP가 상기 검출 단계에 의해 검출된다면 상기 변환된 VOP를 또는 반대의 경우(N)에 규칙적인 VOP를 인코딩하여(ENC), 결과적으로 압축된 비디오 데이터 신호를 생성하는 단계를 포함한다.
Patent KR-20020033095-A (KR)
IPC: G06T5/00
Filed: 2001-03-20
Abstract: 본 발명은 원래 이미지 픽셀에 노이즈 저감을 적용하는 기존의 N 차원 필터(100) 및 N 차원 필터링 방법에 관한 것이다.  하지만, 이미지의 픽셀에 대해 노이즈 저감만을 실행하면, 종종 양호한 화질이 요구될 때는 충분하지 않다.  따라서, 추가적으로 첨예도 개선(피킹)이 실행된다.  하지만, 노이즈 저감과 피킹은 두 동작, 즉 노이즈 저감과 피킹이 직렬로 구현될 때 최적이 아닌 결과들을 가져오는 대조적인 스펙트럼 행동들을 가지고 있다.  종래 기술을 감안하여, 본 발명의 목적은 원래 픽셀에 노이즈 저감과 첨예도 개선을 보다 쉽고 저렴하게 제공하는데 있다.  이 목적은 본 발명에 따라 전달 함수가 상기 N 차원 필터(100)의 입력 신호에 대해 첨예도 개선뿐만 아니라 노이즈 저감을 적용할 수 있도록 상기 전달 함수의 계수 α(p,n) 또는 β(p,n)을 정의함으로써 달성된다.
Patent KR-20020019110-A (KR)
Title: Oscillator circuit
IPC: H03K3/0231
Filed: 2000-06-19
Abstract: An oscillator circuit includes a current generator which supplies current to input terminals of capacitors in a trimmable capacitor array. The input terminals of the capacitors are held at a relatively constant voltage, and thus all of the current from the current generator passes through the desired capacitors of the capacitor array, thus minimizing the effect of parasitic capacitance.
Patent KR-20030060530-A (KR)
Title: safety structure for road
Inventor: PARK YOUNG SIK
IPC: E01F7/04
Filed: 2002-01-09
Abstract: PURPOSE: A roadway with safety structures is provided to protect wire ropes or posts against impact caused by a car crashing or falling rocks. CONSTITUTION: The roadway with safety structure contains: posts erected at regular intervals; a wire rope(30) installed to the post at regular distance; a coupler connecting each wire ropes; a splice(40) used to connect the coupler to the post; a coupling block(52) with a threaded end connected to the end of the splice by a thread connection; a coil spring(54) connected to the end of the connecting block; a connecting block(58) with a taper hole containing a clamp block used to fix the wire rope. Therefore impact caused by falling rocks added to the wire rope is absorbed by the coil spring and the coupler, so the post and the wire rope are safely protected.
Patent KR-20030060537-A (KR)
Title: Universal motor of vacuum cleaner
Inventor: HAN SEUNG DO
IPC: A47L9/00
Filed: 2002-01-09
Abstract: PURPOSE: A motor for a vacuum cleaner is provided to prevent the overheat of a rotator by concentrating air on an air gap and changing the cooling structure of the rotator. CONSTITUTION: An air gap(30) is formed between a stator(20) and a rotator(10). The air gap narrows toward the rotary direction to concentrate air on the air gap when the rotator rotates. The air introduced into the inlet of the air is larger than the air of the outlet.
Patent KR-20030062774-A (KR)
Title: System and method for taking the dimensions of 3d objects
Inventor: JUNG YUN SU
IPC: G01B11/04
Filed: 2002-01-19
Abstract: PURPOSE: A method and a system for measuring dimensions of a three-dimensional object are provided to simultaneously measure dimensions of a hexahedral object and objects having predetermined shapes. CONSTITUTION: An image taking section(100) takes an image of a three-dimensional object to be measured. A focus area detecting section(102) detects a focus area by processing an image taken by the image taking section(100). A minimum circumscribed rectangular pattern detecting section(104) detects a minimum circumscribed rectangular pattern of an object. A height information detecting section(106) detects height of the object. A dimension calculating section(108) calculates dimensions of the object based on height information of the height information detecting section(106) and the minimum circumscribed rectangular pattern detected by the minimum circumscribed rectangular pattern detecting section(104).
Patent KR-20030063925-A (KR)
Title: Barren land paduk board and the manufacture method
Inventor: OH SUNG BAE
IPC: A63F3/00
Filed: 2002-01-24
Abstract: PURPOSE: A Paduk board of loess is provided for reducing the use of wood in manufacturing Paduk boards and giving people the soft texture and excellent durability of the boards by having loess for main ingredient. CONSTITUTION: The Paduk board of loess includes mixed ingredients of 75-85% loess and 15-5% paulownia powder, 4% animal oil, 2% plant oil, 3% rice-starch and 1% sweet potato-starch. The manufacturing method includes a mixing process(S1) of mixing 75-85% loess and 5-15% paulownia powder, 4% animal oil, 2% plant oil, 3% rice-starch and 1% sweet potato-starch; a molding process(S2) of putting the above ingredients into the mold of Paduk board; a first-drying process(S3) of drying the mold at the temperature of 60 deg. C for about ninety hours; and a second-drying process(S4) of drying the above mold at the temperature of 35 deg. C in the shade for about ten days.
Patent KR-20030065633-A (KR)
Title: A goods sale promotion method
Inventor: YOUK SIM KWAN
Filed: 2002-01-30
Abstract: PURPOSE: A method for promoting sale of a commodity is provided to improve the sales promotion by solving a load of a card commission of a store and supplying an advertisement and a marketing with respect to the commodity to the cooperated member store from the system operator. CONSTITUTION: A system operator(400) opens an operator account in a transaction bank(300). A member(100) who joins to the system operator(400) opens a member account in the transaction bank(300) of the system operator(400). The system operator(400) issues a member recognition card to the member(100). A member store(200) cooperated with the system operator(400) opens a member store account in the transaction bank(300). The system operator(400) supplies a home banking terminal to the member store(200). When the member(100) purchases a commodity in the member store(200), the member(100) contacts the member recognition card with the home banking terminal, and a commodity price is transferred from a member account through a home banking to an account of the member store(200). The transaction bank(300) deposits a fixed selling security marketing cost to the operator account of the system operator(400).