baber/WOPTO huggingface dataset:
Patent KR-20000026349-A (KR)
Title: Method for manufacturing semiconductor element forming contact hole through plurality of interformational insulation films
Inventor: HONG SEOK JI
IPC: H01L21/28
Filed: 1998-10-20
Abstract: PURPOSE: A method for manufacturing a semiconductor element is provided for forming a contact hole having an excellent profile through a plurality of interformational insulation films without a bowing phenomenon. CONSTITUTION: A plurality of interformational insulation films (112, 114, 116) are formed with different dry and wet etching ratios on a semiconductor substrate (100). A contact hole (117) is formed for partially exposing an upper surface of the semiconductor substrate (100) by bi-directionally etching the plurality of interformational insulation films (112, 114, 116) from the upper part and thermally processing the end product by deforming a part of the interformational insulation films (112, 114, 116) so as to have a profile without a bowing phenomenon.
Patent KR-20000027635-A (KR)
Title: Method for manufacturing semiconductor devices
Inventor: KIM JONG SU
IPC: H01L21/76
Filed: 1998-10-28
Abstract: PURPOSE: An STI(shallow trench isolation) method of SOI(silicon on insulator) substrate is provided to improve a well resistance property of devices by performing a field stop implantation using BF2 and B11. CONSTITUTION: In an SOI substrate having a silicon substrate(10), an isolation oxide(12) and a surface layer of silicon(14), a pad oxide(16) is formed on the surface layer of silicon(14). A nitride pattern(18) for defining an isolation region is formed on the pad oxide(16), and a trench is formed by etching the exposed surface layer of silicon(14). BF2 implantation is performed into the remained surface layer of silicon(14) formed in bottom of the trench. Finally, boron ions are implanted to the lower surface layer of silicon under BF2. Thereby, a field stop ion-implantation region(24) is formed on lower portion of the trench.
Patent KR-20000030994-A (KR)
Title: Device for fixing thermocouple of atmospheric chemical vapor deposition equipment for semiconductor fabrication
Inventor: SHIN KWON HO
IPC: H01L21/205
Filed: 1998-11-02
Abstract: PURPOSE: A thermocouple fixing device of an atmospheric chemical vapor depositing equipment is provided to stably perform a measuring operation of temperature and to prevent a defect of a wafer by a mis-operation of the equipment. CONSTITUTION: A head unit(20) to form a membrane on a wafer by jetting a processing gas for the wafer is installed inside a processing chamber. A thermocouple(1) is fixed in an injector-head(22) by a fixing device of thermocouple(29), the fixing device of thermocouple(29) is formed in a cylindrical shape formed a penetrating hole in the middle of a body, the thermocouple(1) is supported by inserting in the penetrating hole, and the lower part of the body of thermocouple fixing device(29) is installed by contacting in the upper part of an inserting groove of the injector-head(22). Therefore, an operation for measuring a temperature state of the injector-head(22) is stably performed by preventing the positional change of the thermocouple on the injector-head or the separation from the inserting groove with the fixing device of thermocouple(29).
Patent KR-20000032396-A (KR)
Title: Method for manufacturing element for flash memory separately
Inventor: HONG SOO JIN
IPC: H01L21/76
Filed: 1998-11-14
Abstract: PURPOSE: A method for manufacturing elements for flash memory separately is provided to reduce an over-etching of the STI field oxide during etching a pattern of a transistor gate for a flash memory and to etch off the residue on a floating gate during pattern etching. CONSTITUTION: A method for manufacturing elements for flash memory separately includes a first to a fifth step. In the first step, a trench(13) is formed on a silicon substrate. In the second step, a first insulator(120) with a predetermined depth is formed on the trench. In the third step, a stopper(121) with a predetermined etching characteristics on the first insulator is formed. In the forth step, a second insulator(122) is formed on the stopper. In the fifth step, the output of the first through forth steps is planarized.
Patent KR-20000033329-A (KR)
Title: Composition containing pini folium extract for prevention and treatment of hypertension
Inventor: PARK KUN KOO
IPC: A61K36/15
Filed: 1998-11-23
Abstract: PURPOSE: A composition containing Pini Folium extract for prevention and treatment of hypertension is provided, which shows good prevention and treatment effect for hypertension without toxicity. CONSTITUTION: The process for preparation of composition containing Pini Folium extract for prevention and treatment of hypertension comprises of: extracting Pinus Densiflora in 80% methanol solution for 3hrs under circulating flux-freezing in water bath; cooling to about 50°C; passing the solution through many folds of gauze, and taking upper layer solution; repeating extracting stage and filtration stage for 3times; gathering 3 kinds of upper layer solution; evaporating and concentrating under decompression using rotary evaporator to get the extract.
Patent KR-19990062593-A (KR)
Title: 화학 기계적인 연마 및 화학 기계적인 연마 시스템을 사용하는집적회로 제조 방법
IPC: H01L21/304
Filed: 1998-11-24
Abstract: 본 발명은 캐리어 고정물을 사용하는 집적회로 제조 방법에 관한 것이다.  상기 캐리어 고정물은 연마되는 기판에 슬러리를 보내기 위한 전송 채널 또는 개구를 포함하지 않고,  그 결과, 기판에 대한 손상은 기판에 인접된 모서리가 제거되기 때문에 감소된다.  본 발명은 상기 CMP 방법 동안에 기판(200)에 접촉하는 링 부재(120)에 연결되는 내부 지지체(130)를 가지는 캐리어 고정물을 부가로 제공한다.  본 발명은 또한 링 부재(120)에 연결되는 내부(130) 및 외부 지지체(125)를 가지는 캐리어 고정물을 제공한다.
Patent KR-20000038298-A (KR)
Title: Image device, sensor thin film transistor and method thereof
Inventor: KIM JEONG HYEON
IPC: H01L27/146
Filed: 1998-12-05
Abstract: PURPOSE: A sensor thin film transistor is provided to improve an operating characteristic of an image device by increasing a flow of photo current. CONSTITUTION: A sensor thin film transistor comprises a gate electrode(213) on a substrate(211), an insulating layer(215) on the gate electrode(213), a source electrode(217) and a drain electrode(219) on the gate electrode(213) spaced apart each other, ohmic contact layers(221a, 221b) on the source and drain electrodes(217, 219) which overlaps parallel with the electrodes(217, 219), a semiconductor layer(223) transforming incident light to photo current, and a protecting layer(225) on the semiconductor layer. An image device comprises a sensing part, a charging part charging the photo current of the sensing part and a switching part transmitting charge of the charging part outside. The sensing part comprises a gate electrode(213), a source electrode(217), a drain electrode(219), a semiconductor layer(223), and a protecting layer(125).
Patent KR-20000038395-A (KR)
Title: Device for loading transmission
Inventor: LEE SUNG KYU
IPC: F16H3/00
Filed: 1998-12-07
Abstract: PURPOSE: A device for loading a transmission is provided to automatically load a heavy transmission conveyed by a conveyer belt in a standing state to secure on an engine by having an element for converting a position of the transmission, thereby improving workability and productivity while preventing accidents. CONSTITUTION: A device for loading a transmission includes a clamping element(11) for supporting a transmission conveyed via a conveying line of a conveyer belt in a standing state, a moving element mounted at one side of the conveying line of the conveyer belt for moving the clamped transmission in horizontal and vertical directions, a position determining element mounted at both sides of the conveyer belt for moving the clamping element to a clamping position to precisely hold the transmission, a rotation element for rotating the clamped transmission downward at a predetermined angle to secure on an engine, and a control element for controlling operations of the respective components to load and rotate the transmission to be secured on the engine, wherein the moving element includes a main base(21) vertically mounted at one side of the conveyer belt, a supporting die(22) horizontally mounted at an uppermost end part of the main base, a first cylinder(23) installed with a piston(23a), a guider(24) in the shape of rod on the supporting die, horizontal and vertical moving parts(25,26), and a second cylinder(27) installed with a second cylinder(27a).
Patent KR-20000039500-A (KR)
Title: Apparatus and method for driving a micro stepping motor
Inventor: SEO JAE WOONG
IPC: H02P8/00
Filed: 1998-12-14
Abstract: PURPOSE: An apparatus for driving a micro stepping motor is provided to reduce the manufacturing cost of the product by processing the driving controlling of a stepping motor in a software mode. CONSTITUTION: A micro controller(10) inputs the current controlling signal according to the input pulse signal and the operation of the stepping motor, and generates a pulse width modulating signal. Phase determining sections(12,14) generate two-phase motor driving signals according to the phase determining signals of the micro controller(10). Motor driving sections(16,18) drives the stepping motor(20). An error detecting section(22) detects the error signals from the motor driving sections(16,18).
Patent KR-20000040833-A (KR)
Title: Method for transforming fast discrete cosine with regular structure
Inventor: YOU JAE HEE
IPC: G06T1/00
Filed: 1998-12-16
Abstract: PURPOSE: A method for transforming a fast discrete cosine with a regular structure is provided to reduce an operation capacity requested in for using the discrete cosine transform for transforming a digital video signal, and to utilize a very large scale integration(VLSI) of a discrete cosine transform system, by supplying with a regular structure. CONSTITUTION: A method for transforming a fast discrete cosine with a regular structure contains processes. The first process is to changing an order of data inputted from an external. The second process is to decompose a discrete cosine transform matrix into multiplying of various matrixes, which have the same structure. The third process is to perform an addition operation by a addition operation matrix to an operation value of the second process.
Patent KR-20000040988-A (KR)
Title: Method for the preparation of polyethylene terephthalate bottle
Inventor: KIM TAE YEONG
IPC: B29C49/00
Filed: 1998-12-21
Abstract: PURPOSE: A method for the preparation of polyethylene terephthalate (abbreviated as PET) bottle is provided which improves productivity of the PET bottle without side reactions such as lowering of transparency and darkening of colors. CONSTITUTION: A method for the preparation of PET bottle comprises an injection process of injecting a PET resin to produce a preform, intermediate product; and a blow process of reheating the preform up to a glass transition temperature of the raw material or higher using an infrared light heater, putting the heated preform into a forming mold and blowing it under high pressure to form a bottle, characterized by reheating the preform using the infrared light heater, under a condition that an opaque insert is inserted within the preform.
Patent KR-20000042852-A (KR)
Title: Metalization of semiconductor device
Inventor: BAK HYUN
IPC: H01L21/28
Filed: 1998-12-28
Abstract: PURPOSE: A metalization of a semiconductor device is provided by preventing the irregular growth of tungsten layer through preventing a crack generating because of the thermal treatment of an adhesive layer for the tungsten layer during forming a tungsten plug. CONSTITUTION: A method of forming the metalization of the semiconductor device contains the following steps: a step to form an inter-layer dielectric on the semiconductor substrate having a conductive layer pattern; a step to form the contact holes by etching the inter-layer dielectric so as to expose a part of the conductive layer pattern; a step to form orderly a titanium layer and a titanium nitride (TiN) layer on the surface of the contact holes and on the inter-layer dielectric; a step to thermal-treat the substrate which the titanium nitride layer is formed; and a step to form the TiN layer with a porous structure.
Patent KR-20000042900-A (KR)
Title: Secondary lithium cell
Inventor: OH WAN SEOK
IPC: H01M10/04
Filed: 1998-12-28
Abstract: PURPOSE: A secondary lithium cell is provided to enhance the stability and reliability through the current cutoff in a particular pressure range by rupturing a current cutoff member with a safety value risen. CONSTITUTION: A protrusion(42a) is formed toward a cap plate(32) at the center portion. A rupturing unit(42b) is formed to be ruptured in a certain pressure range by deteriorating the strength of a particular portion. A current cutoff member(38) is arranged between a cap plate(32) and a safety value(42). The current cutoff member(38) is formed in a rectangular belt shape. The current cutoff member(38) has at least one rupturing groove(38a) of a wedge shape in one side of the center portion opposite to the protrusion(42a) of a safety valve.
Patent KR-20000044168-A (KR)
Title: Non-overlapping clock generator circuit
Inventor: JEONG JI WON
IPC: H03K3/02
Filed: 1998-12-30
Abstract: PURPOSE: A non-overlapping clock generator circuit is provided to stabilize an output clock scheme of a clock generator by preventing a setup and hold vibration error at using an N-phase clock. CONSTITUTION: A non-overlapping clock generator circuit comprises a first phase clock generating part(100) and a second phase clock generating part(200). The first phase clock generating part(100) consists of four buffers(1,9,10,12), a first NAND gate(2), and eight inverters(3-8,11,13), and the second phase clock generating part(200) consists of four buffers(21,29,30,33), a second NAND gate(22), and eight inverters(23-28,31,32). The first phase clock generating part(100) receives a system clock(master_clk) and an inverted version of an output signal of the inverter(32), and outputs a first phase clock(pi 1) which is not overlapped with a signal from the inverter(13). The second phase clock generating part(200) receives the system clock(master_clk) and the output signal from the inverter(13), and outputs a second phase clock(pi 2) which is not overlapped with a signal from the inverter(32).
Patent KR-20000044781-A (KR)
Title: Method for investigating program preference using digital television
Inventor: LEE CHANG BEOM
IPC: H04N7/14
Filed: 1998-12-30
Abstract: PURPOSE: A method for investigating program pre-reference using a digital television is provided to investigate a real-time program preference for a multitude of televiewer by using a digital television. CONSTITUTION: A method for investigating program pre-reference using a digital television comprises the following steps. In television watching mode, a telephone is connected through a modem to a server. A program is reserved and a characteristic of a preference program is analyzed by analyzing information of the reserved program. A database including the analyzed program information is composed and contents of the database are transmitted by the modem. Pointing information of the reserved program and address information of the digital television are transmitted to a program server.
Patent KR-20000044980-A (KR)
Title: Composition for conditioning shampoo
Inventor: MIN DU SIK
IPC: A61K8/362
Filed: 1998-12-30
Abstract: PURPOSE: A composition for conditioning shampoo is provided which is excellent in conditioning effect using zwiterionic or nonionic surfactant and zwiterionic polymer instead of anionic surfactant as conditioning agent. CONSTITUTION: A composition comprises 0.1-20 wt.% of alkylamphodialkylcarboxylate as zwiterionic surfactant, 0.1-20 wt.% of alkylpolyglucoside as nonionic surfactant, and 0.1-3 wt.% of polyquarternum-10 as zwiterionic polymer for conditioning agent. It prevents the static electricity so that it has the excellent conditioning effect, and it has the same activities of foaming and washing as the existing shampoo using the anionic surfactant.
Patent KR-20000045166-A (KR)
Title: Method for deformatting digital video cassette recorder
Inventor: KIM IN CHEOL
IPC: G11B20/10
Filed: 1998-12-30
Abstract: PURPOSE: A method for deformatting a digital video cassette recorder is provided to decode a variable length having a simple process. CONSTITUTION: An address of latest called data among data packed in a discrete cosine transform unit is recognized. The data without finding an EOB code among the packed data is stored in a storage area. An address of the latest called data among data packed in a macro block unit is recognized. The data without finding the EOB code among the data packed in the macro block unit is stored in the storage area. Packing data is variably length-decoded in a segment unit. Thereby, the deformatting of a digital video cassette recorder is finished.
Patent KR-20000045977-A (KR)
Title: Gray voltage stabilizing circuit for liquid crystal display device
Inventor: PARK SEUNG HYEON
IPC: G02F1/133
Filed: 1998-12-31
Abstract: PURPOSE: A gray voltage stabilizing circuit for liquid crystal display device is provided to prevent display quality by stabilizing current supplied to the liquid crystal display device. CONSTITUTION: A gray voltage stabilizing circuit for liquid crystal display device includes an amplifier(10), a transistor(Q1) and resistor strings(R1,R2,R3,R4,R5,R6,R7,R8). The amplifier(10) operates non inverting amplification. The transistor(Q1) is turned on by difference between the output voltage of the amplifier and a constant voltage applied on a source. The output of the amplifier is applied on a gate of the transistor(Q1). The resistor strings(R1,R2,R3,R4,R5,R6,R7,R8) includes resistors connected in series and supplies constant current to the resistors in the resistor string regardless of the load change.
Patent KR-19990035857-A (KR)
Title: 전기 회로상에 돌출 금속 접촉부 형성 방법
IPC: H01L21/60
Filed: 1997-05-08
Abstract: 본 발명은 전기 회로상에 적어도 하나의 돌출 금속 접촉부를 형성하는 방법을 제공하는 것이다.  대체로, 이러한 방법은 다음과 같은 단계를 포함한다.  적어도 하나의 제1 전도층과, 유전체 층 및 제2 전도층에 의해 형성된 합성 베이스 기판을 제공하는 단계와; 유전체 물질을 노출시키도록 제1 전도층의 소정 부분을 제거하는 단계와; 제2 전도층에 의해 노출된 유전체 물질의 노출된 부분을 제거하여, 요부(depression)를 형성하는 단계와; 적어도 요부의 측벽부상에 적어도 하나의 전도물질층을 증착시키는 단계와; 상기 제2 전도층을 제거하는 단계와; 유전체 물질을 제거하여, 제1 전도층에서 수직으로 연장하는 돌출 금속 접촉부를 형성하는 단계이다.
Patent KR-19990044285-A (KR)
IPC: C07C309/24
Filed: 1996-08-09
Abstract: Ecologic antifouling material to apply to internal surfaces of the polymerization reactors of the naphthenic structure type having a radical (OH), in position 1 and in one or more of positions 2, 3, 4 according to structure (I).
Patent KR-19990044513-A (KR)
Title: 원주벽부를 갖는 판금체 및 그 원주벽부의 두께 증대화방법
IPC: B21H1/00
Filed: 1996-07-10
Abstract: 본 발명의 판금체는 기판부(220)와 일체의 원주벽부(210)의 축심방향에서의 두께가 기판부(220)의 두께의 4배이상으로 두께 증대화되고 그 직경방향에서의 두께가 기판부(220)의 두께의 2배이상으로 두께 증대화되어 있어서 피스톤부품에 적합하다. 
     본 발명의 두께 증대화방법은 회전틀로 끼워 압축유지한 원판형상 판금재(100)를 회전시키면서 그 외부원주부에 제1성형롤러(30)와 제2성형롤러(40)를 순차로 밀어 붙여서 기판부(220)와 두께 증대화된 원주벽부(210)와를 형성하는 방법이다. 
     제1성형공정은 복수의 소공정으로 나누어져 있고 앞서의 소공정과 그에 계속되는 후의 소공정과의 사이에서는 제1성형롤러(30)의 성형면의 환상저면(35)의 곡율반경을 앞서의 소공정에서 사용하는 제1성형롤러(30)의 그것보다도 크게 하고 또한 후의 소공정에서 사용되는 제1성형롤러(30)의 성형면의 한쌍의 환상 성형면의 개방각도를 앞서의 소공정에서 사용되는 제1성형롤러(30)의 그것보다도 적게 한다.
Patent KR-19990071566-A (KR)
Title: 중합체 조성물
IPC: C08K9/08
Filed: 1996-11-19
Abstract: 본 발명은 에틸렌 함유 중합체, 가교제 및 처리된 충전제를 함유하는 조성물에 관한 것이다.  처리된 충전제는 아크릴로니트릴 및 1종 이상의 단량체를 함유하는 중합체인 처리제를 함유한다.  바람직한 처리된 충전제는 처리된 카본 블랙이고, 바람직한 에틸렌 함유 중합체는 에틸렌 비닐 아세테이트 (EVA) 중합체이다.  본 발명의 반도전성 조성물은 전선 및 케이블 장치에 유용하게 사용할 수 있다.
Patent KR-19990072053-A (KR)
IPC: A61K31/495
Filed: 1996-12-13
Abstract: PCT No. PCT/JP96/03666 Sec. 371 Date Jun. 19, 1998 Sec. 102(e) Date Jun. 19, 1998 PCT Filed Dec. 13, 1996 PCT Pub. No. WO97/24355 PCT Pub. Date Jul. 10, 1997A compound of the formula: wherein R1 is pyridyl(lower)alkyl, N-oxidopyridyl(lower)alkyl or imidazolyl(lower)alkyl, R2 is aminophenyl, [protected amino]phenyl, [[[halophenyl](lower)alkenoyl]amino]phenyl, [[pyridyl(lower)alkenoyl]amino]phenyl, [[[N-oxidopyridyl](lower)alkenoyl]amino]phenyl, [[[protected aminopyridyl](lower)alkenoyl]amino]phenyl, [thiazolylcarbonylamino]phenyl which may have pyridyl, naphthyl having lower alkoxy and halogen, [dihalophenyl](lower)alkenyl, [N-oxidopyridyl](lower)alkenyl, [aminopyridyl](lower)alkenyl, [protected aminopyridyl](lower)alkenyl, [carboxypyridyl](lower)alkenyl, [protected carboxypyridyl](lower)alkenyl, [[pyridyl(lower)alkenyl]pyridyl](lower)alkenyl, [[carboxy(lower)alkenyl]pyridyl](lower)alkenyl, [[protected carboxy(lower)alkenyl]pyridyl](lower)alkenyl, [pyridyl(lower)alkenyl]pyridyl, lower alkylbenzothiazolyl or [halopyridylcarbonyl]amino, with proviso that when R2 is [[4-pyridyl(lower)alkenoyl]amino]phenyl, aminophenyl, [lower alkanoylamino]phenyl or [dihalophenyl](lower)alkenyl, then R1 is N-oxidopyridyl(lower)alkyl or imidazolyl(lower)alkyl, and a pharmaceutically acceptable salt thereof, which is useful as a medicament.
Patent KR-20000064900-A (KR)
Title: 냉수 공급 장치
IPC: F25B39/02
Filed: 1997-11-28
Abstract: 가로로 놓인 원통형 드럼(3)의 내부에 다수의 통수 파이프(4)를 수납하고, 상부에 냉매의 배출구(3a), 유입구(3b)를 설치한다.  드럼(3)의 양쪽단에 물의 도입통(6)과, 하측에 대략 L자형으로 굴곡된 배출통(7)을 고정시킨다.  열교환기(1)를, 그 배출통(7)쪽의 단부가 냉수 탱크(2)의 상부에 위치하도록 고정시킨다.  냉수 탱크(2)의 내부를, 물이 오버플로우 가능한 간막이(8)로 제1 통(2a), 제2 통(2b)으로 나눈다.  열교환기(1)로부터의 냉수가 낙하하는 제1 통(2a)의 저부 또는 하부에는 냉수를 이용 설비에 공급하는 배관을 접속시킨다.  제2 통(2b)에는 복귀 배관(11)을 끼워 이용 설비의 물 회수 경로를 접속시킨다.  제2 통(2b)을, 냉수 순환 펌프(12)를 거쳐서 열교환기(1)의 도입통(6)쪽에 접속시킨다.  열교환기(1)에 대한 물의 순환이 정지된 경우에, 열교환기(1) 내부의 물이 배출되어 냉수 탱크(2)내에 낙하하고, 동결이 방지된다.
Patent KR-20000051122-A (KR)
Inventor: KIM TAE GEUN
IPC: H01J29/48
Filed: 1999-01-19
Abstract: PURPOSE: An electron gun of a color cathode ray tube is provided to improve a white balance by minimizing a cathode current difference of electron beams in driving an initial screen, and to improve a brightness characteristic by having the cathode current of electron beams united within a short time after driving the initial screen. CONSTITUTION: In an electron gun of a color cathode ray tube including a plurality of cathodes for emitting electron beams and a plurality of electrode for controlling, accelerating and focusing the electron beams, the cathode having a holder for separating a sleeve applied with electron emission material a constant interval from the electrode for supporting, the thermal expansion coefficient of the holder supporting the cathode in the center of the plurality of cathodes is higher than that of the holder supporting the cathode in the outside. For a predetermined period of time after a thermal expansion, the central cathode is more protruded to the electrode than the outer cathode.
Patent KR-20000052190-A (KR)
Inventor: LEE HYUNG CHUL
IPC: H02K3/00
Filed: 1999-01-30
Abstract: PURPOSE: A stator for using of switched reluctance motor is provided to accomplish improvements enabling convenient winding and modification of design. CONSTITUTION: A stator comprises a plurality of salient-pole(11,12) radially arranged in circumferential direction, and a yoke unit for connecting the salient-poles in circumferential direction. The yoke unit is wound with coils(1,2,3) surrounding inner and outer wall surfaces in radial direction. The coils(1,2,3) are wound onto a pair of yoke units opposed centering from an axial line, and sequentially excited by unit of two pairs. Thus, a rotor(20) rotates in direction opposite to the direction in which a power is applied to the coils(1,2,3). The stator further comprises a plurality of switches for switching on/off the coils(1,2,3) arranged in serial, and the switches are switched on so as to simultaneously apply a power to the coils(1,2,3). The coils(1,2,3) are wound onto the yoke having a size larger than that of the salience, thus allowing turns of windings to be easily modified so as to obtain the desired output.