baber/WOPTO huggingface dataset:
Patent KR-20000030302-A (KR)
Inventor: YEON YOUN HUM
IPC: E04B1/24
Filed: 2000-02-21
Abstract: PURPOSE: A method for constructing a steel frame and a steel house and its structure are provided to improve the constructing efficiency by offering a new constructing method to be applied to the steel frame and the steel house construction and to construct the construction to form a stable supporting structure of a wall about a load at the same time. CONSTITUTION: Plural vertical pillars(1) are installed at regular intervals in an appropriate position of a base slab. An outer wall is installed by assembling a panel of bearing wall(2) carried by producing between the pillar(1) with a necessary height, and an inner wall is formed by assembling the panel(2) in an appropriate position in the inner space at the same time. A horizontal beam(3) installed crosswise in the upper part of the wall panel(1) to form the outer wall is connected and combined in the pillar(1). A slab for a ceiling is installed in each certain height of the wall formed plural layers layered through this process.
Patent KR-20010084206-A (KR)
Title: Pressure-Resistant Hose Using Polyethylene Fabrics
Inventor: JEONG IN SEON
IPC: F16L11/02
Filed: 2000-02-24
Abstract: PURPOSE: A pressure resistant hose is provided to reduce the thickness, to be effectively used for the eruption of high pressure gas or liquid, to reduce a material cost, to improve irregularity, and to form easily and simply. CONSTITUTION: A pressure resistant hose is formed by layering both ends of the raw cloth including multi-layer polyethylene union cloth in a hose shape. A polyethylene protecting film(61) is combined to the outer face of first auxiliary sheet layers(62-66) including at least two layers of polyethylene union cloth(63,65). Therefore, the hose has a hardness enough to resist against the discharge pressure of gas or liquid. For increasing the hardness of the hose, a polyethylene film of a high melting point is layered on the outer face of the outermost watertight film(66).
Patent KR-20010086565-A (KR)
Title: Mixture vaccine for pig respiratory organ
Inventor: EOM HYEON JONG
IPC: A61K39/102
Filed: 2000-03-03
Abstract: PURPOSE: A mixed vaccine capable of effectively preventing a respiratory disease of a pig and having a synergistic effect by reducing an adverse reaction of conventional vaccines and preventing a respiratory disease simultaneously by only one inoculation is provided, which shows an excellent clinical testing result on stability, antibody formation, rate of gain and respiratory disease preventing effects. CONSTITUTION: The subject mixed vaccine is prepared by attenuating one or more toxoid selected from the group consisting of a biomass of Bordetella bronchiseptica, Pasteurella multocida, Actinobacillus pleuropneumoniae, Haemophilus parasuis, Streptococcus suis and Mycoplasma hyopneumoniae and toxoid originated from them using formalin and mixing.
Patent KR-20010086923-A (KR)
Title: Operating method for an online shopping mall using computer system
Inventor: PARK EUNG YOUNG
Filed: 2000-03-04
Abstract: PURPOSE: A method for operating an online shopping mall is provided to deliver the goods that a consumer purchases within a desired delivery time limit, in purchasing goods through an online shopping mall. CONSTITUTION: A consumer, who has joined an online shopping mall, accesses the online shopping mall using his terminal and searches a goods information database for goods(201,202). The consumer selects desired goods and a delivery time limit(203,204). Then the consumer executes payment for the purchased goods(205). The online shopping mall executes settlement according to the customer's payment form and grants purchased goods delivery confirmation code to the customer(206). If a delivery member store to deliver the goods is selected, the online shopping mall transmits a goods delivery order sheet to the selected delivery member store(207). The delivery member store delivers the goods within the selected delivery time limit and withdraws the delivery confirmation code from the customer(208). The delivery member store transmits the withdrawn code to the online shopping mall(209). The online shopping mall pays the price to the delivery member store(210).
Patent KR-20010087719-A (KR)
Inventor: CHOI JEONG PIL
IPC: H01J11/22
Filed: 2000-03-08
Abstract: PURPOSE: A plasma display panel(PDP) and a driving method thereof are provided, which can simplify a fabrication process of the panel and also can be driven at high speed. CONSTITUTION: The plasma display panel comprises a sustain electrode pair formed on a top substrate of a discharge cell. An address electrode is formed on a bottom substrate(44) of the discharge cell toward a direction crossing with the sustain electrode pair and causes an address discharge with a scan/sustain electrode line(Y) of the sustain electrode pair. A spare electrode is formed on an interface between discharge cells and causes a spare discharge with a common sustain electrode line(Z) of the sustain electrode pair. And an insulator(60) is formed on the bottom substrate to face with the common sustain electrode and the spare electrode in order to prevent a mis-discharge between the spare electrode and the address electrode during the above address discharge.
Patent KR-20010100194-A (KR)
Inventor: JUNG HYE SEON
IPC: A61P35/00
Filed: 2000-03-13
Abstract: 본 발명은 여러 가지 물질의 가용화를 위한 새로운 조성물; 상기 조성물의 액상 제형 및 분말 제형; 및 상기 조성물과 제형의 제조 방법에 관한 것으로,  보다 상세하게는 상기 조성물은 1종 이상의 모노글리세라이드 (monoglyceride)계 화합물 9∼90 중량, 1종 이상의 유화제 0.01∼90 중량, 1종 이상의 난용성 물질 0∼50 중량및 유기 용매 0∼90.9 중량로 이루어지며, 본 발명에 의한 제형은 손으로 흔들어 주는 등의 최소한의 기계적 도움에 의해 입자가 쉽게 분산되어 작고 균질한 입자를 형성하므로 부가적인 처리 과정에 따른 산화 및 변성의 문제가 일어나지 않으며 보관시 상분리가 일어나지 않아 약물 전달 시스템에 유용하게 이용할 수 있다.
Patent KR-20010100196-A (KR)
Inventor: CHO BYEONG GI
Filed: 2000-03-15
Abstract: 본 발명은 상어 연골추출물을 함유하는 화장료 조성물에 관한 것으로서, 상어연골추출물을 함유함으로써 피부주름개선 효과가 향상된 화장료 조성물에 관한 것이다. 
     본 발명에서는 피부주름 개선을 위한 화장료 조성물에서 사용하던 종래의 유효성분 대신 상어 연골추출물을 함유시킴으로써, 레티놀, AHA 등 기존의 유효성분들이 가지고 있던 피부자극 등의 문제점을 극복하였으면서도 우수한 피부주름개선 효과를 가지는 화장료 조성물을 제공할 수 있었다. 
     본 발명의 화장료 조성물에서 상어 연골추출물은 조성물 총 중량에 대하여 0.01∼20.0중량, 바람직하게는 0.1∼10.0중량의 양으로 함유된다.
Patent KR-20000030843-A (KR)
Inventor: HAN WOO SUN
IPC: E02D3/12
Filed: 2000-03-21
Abstract: PURPOSE: An agitator is provided to be formed by the agitator to mechanically agitate with earth by intruding a ground of weak earth and jetting a solidifying agent and a pressurizing plate to prevent an outflow of a slurry. CONSTITUTION: Three agitating wings(3a,3b,3c) are formed in the side of an agitating shaft by forming a front evacuating portion composed three evacuating plates in the lower part of the agitating shaft and a left toothed wheel(3d) and a right toothed wheel(3e) is formed to increase the agitating efficiency. The left toothed wheel and the right toothed wheel are worked by selecting an agitator having a different angle of the left toothed wheel and the right toothed wheel according to the intensity of a ground with sticking the toothed wheels to form 13, 15 and 17 degrees with the ground, or the left toothed wheel and the right toothed wheel are worked with one agitator without shifting the agitator by being able to control the angles of the left toothed wheel and the right toothed wheel at 13degrees, 15degrees and 17degrees. A curved portion of the left toothed wheel and the right toothed wheel is crossed at the rotation, and a solidifying agent is ventilated from one agitating wing among three agitating wings(3a,3b,3c). The diameter of solidifying agent ventilating holes(9a,9b,9c) is becoming bigger as it goes further to the end of the agitating wing and the solidifying agent is ventilated horizontally.
Patent KR-20000036703-A (KR)
Inventor: KIM HAN SU
IPC: B26D3/00
Filed: 2000-03-27
Abstract: PURPOSE: An apparatus for cutting the roll of a tape is provided to protect any damages against a tape(i.e., products) being cut from a roll tape by automating overall cutting process from the roll tape, and to improve reliances to the products. CONSTITUTION: An apparatus for cutting the roll of a tape comprises a frame(10); an arrangement device which supplies the roll tape(500) being put into a roll tape throwing opening(30) mounted in the frame(10) sequentially; a supplying/lifting device which receives the roll tape(500) supplied from the arrangement device and then carries the roll tape(500) to a working position; a main spindle rotating member including a clamping device clamping one end of the roll tape and an extracting device, the clamping device being mounted transferably on right and left by a predetermined distance by a carrying screw being operated by a rail(11) and a geared motor mounted on the frame(10) and also being driven by a drive motor, the extracting device pushing out the residual tape roll remaining after the cutting of the role tape; a device for guiding the clamping device clamping the roll tape, which is mounted transferably on right and left on an opposite side to the main spindle by the rail(11) mounted on the frame(10); a supplementary cutting device for accommodating the tape roll cut form the roll tape, which is transferably mounted on right and left on a position behind the device for guiding the clamping device by the rail(11) mounted on the frame(10) and is also mounted capably of clamping on the frame by the clamping device and then supports another end of the roll tape(500) rotatably; a cutting device for cutting the roll tape(500) being rotated by the main spindle and the supplementary cutting device at a predetermined dimensional interval, the cutting device being mounted on the frame(10); and a discharging device for receiving and carrying out the tape roll cut from the roll tape(500), the discharging device being mounted on a side of the supplementary cutting device.
Patent KR-20000058301-A (KR)
Inventor: HWANG SUNG KYU
IPC: G06F17/00
Filed: 2000-03-27
Abstract: PURPOSE: A human felicity pursuit service providing device is provided to offer a stress dissolution and happy life pursuit service on an electron network system. CONSTITUTION: A human felicity pursuit service providing device comprises a human happy life service(10) which is divided into a trouble expression service(11), a trouble understanding service(12), a trouble solution service(13) and other happy service(14). The trouble expression service(11) provides a menu for selecting and setting an object, a tool and a method in order for a client to express a trouble at a cyber space. The trouble understanding service(12) prepares a 1:1 building and consulting service so that a counterpart of the client knows the trouble. The trouble solution service(13) is interconnected with an electronic business deal for a physical solution, and the other happy service(14) prepares programs to know, action and happy so as to become more happy life.
Patent KR-20000037066-A (KR)
Inventor: LEE SANG IK
IPC: B61B13/10
Filed: 2000-04-06
Abstract: PURPOSE: A self propelled vehicle having radially arranged wheels is provided to allow a continued travel even when the vehicle is overturned while radially arranging wheels and positioning components of the vehicle in an internal space of a blade axis. CONSTITUTION: A self propelled vehicle comprises a cylindrical frame(10) positioned from a front toward a rear end of the vehicle, a trapezoid wing axis(20) radially arranged in four to six columns around the frame(10), a belt-type wheel(27) surrounding an auxiliary pulley(26) and a driving pulley(25) arranged around the wing axis(20), the wheel(27) passing through the frame(10), a power device, a remote controller, a driving motor(24), a compass, a level gage arranged in the internal space of the axis(20), and a camera(11) mounted to the external surface of the frame(10).
Patent KR-20010095948-A (KR)
Title: Computer network system for making a bussiness order and method of the same
Inventor: LEE HYUN WOO
Filed: 2000-04-14
Abstract: PURPOSE: A computer network system for purchasing a commodity and requesting a purchase and an automatically responding method for the commercial transaction are provided to enable a user to request an estimate of a commodity and to buy the commodity by providing commodity information and providing company information to the user through the Internet. CONSTITUTION: A server(40) is connected to a computer network(48) and stores commodity information, a consumer information, and supplier information. The first client(10) connects to the computer network(48) and provides the commodity information. The second client(20) connects to the computer network(48) and provides the consumer information and obtains the commodity information and the supplier information from the server(40). If at least one commodity information is selected out of the commodity information from the second client(20), the server(40) outputs a supplier list out of the supplier information automatically. If at least one supplier is selected out of the supplier list from the second client(20), the server(40) transmits estimate requesting information of the selected commodity to the selected supplier automatically. The server(40) automatically transmits estimate information received from the supplier to the second client(20), thus a commercial transaction is achieved between the first client(10) and the second client(20).
Patent KR-20000077065-A (KR)
Title: 반도체 메모리 카드
IPC: G06K19/073
Filed: 2000-04-22
Abstract: 반도체 메모리 카드가 공개되며, 이 반도체 메모리 카드는 디자인 특성의 증대, 이해의 촉진 및 상기 형태의 인식 용이성의 증대를 달성한다.  메모리 카드 하우징은 전체적으로 또는 부분적으로 투명 또는 반투명하며, 이에 따라 상기 하우징 내부의 회로 기판, 메모리 칩 등을 외부에서 시각적으로 볼 수 있다.   또는, 상기 카드 하우징은 부분적으로 불투명하거나 투명 또는 반투명한 부분에서 색상이 제공된다.  또한, 상이한 종류의 메모리 카드의 카드 하우징이 투명, 반투명 및 불투명 하우징 중 서로 상이한 것으로 형성될 수 있다.
Patent KR-20010097581-A (KR)
Inventor: PARK TAI UP
IPC: F24F7/00
Filed: 2000-04-24
Abstract: 본 발명은 환기캡의 제조방법에 관한 것으로 
     1)상형과 하형을 준비하여 소정의 프레스설비에 설치하는 외부커버 금형준비 단계; 2)상기 대응형성된 상,하형사이에 금속판체를 위치시킨 뒤 압착시켜 구형의 둥근곡면과 경사면으로 이루어진 돌출부,확개연부,소정의 공간을 각각 형성하도록 한 뒤 상기 확개연부를 따라 절단시켜 외부커버를 가공하는 단계; 3)상기 가공된 외부커버의 돌출부중 일측 경사면에 엔드라인을 형성함과 동시에 경사면이 소정형태로 굴곡을 이루도록 소정의 곡면금형을 대응시켜 측면압착시키는 빗면형성단계; 4)상기 곡면이 형성된 외부커버의 빗면에 소정의 컷팅기로 수개의 브릿지를 컷팅시킴과 동시에 컷팅된 부분을 내측으로 밀어 넣어 안내날개를 형성하는 안내날개형성 단계; 및 5)기 형성된 원통형 하부몸체의 연부와 상기 외부커버의 확개연부와의 사이에 원판형 망판을 사이에 두고 결합시켜 일체화함으로써 환기캡을 완성하는 단계를 포함하는 환기캡의 제조방법을 제공한다.
Patent KR-20000058345-A (KR)
Inventor: HAN SE YOUNG
IPC: A43B17/00
Filed: 2000-04-27
Abstract: PURPOSE: An inner sole having the function of correcting a leg and improving body condition is made by folding the wing attached into the rear part of the inner sole and installing a foot-pressuring board into the inner sole according to the body symptom. CONSTITUTION: The composition of an inner sole having the function of correcting a leg and improving body condition is as follows: diving the inner sole having an attaching hole(10); forming the assembled foot pressuring board having a hooking protrusion; forming a wing(201) having the folded part on both sides of the rear part of the inner sole and a hooking protrusion(203) at the bottom; and an attaching hole for the wing(201) is formed at the bottom of the rear part of the inner sole.
Patent KR-20010097979-A (KR)
Inventor: KIM JONG HA
Filed: 2000-04-27
Abstract: 1. 청구범위에 기재된 발명이 속한 기술분야 
     본 발명은 네트워크를 통한 쌍방향 인터페이스 계약 서비스 제공 방법과 상기 방법을 실현시키기 위한 프로그램을 기록한 컴퓨터로 읽을 수 있는 기록매체에 관한 것임. 
     2. 발명이 해결하려고 하는 기술적 과제 
     본 발명은, 쌍방향 커뮤니케이션, 공유의 문서편집 및 보안인증기능을 통해 온라인 상에서 계약을 수행할 수 있도록 하는 네트워크를 통한 쌍방향 인터페이스 계약 서비스 제공 방법과 상기 방법을 실현시키기 위한 프로그램을 기록한 컴퓨터로 읽을 수 있는 기록매체를 제공하고자 함. 
     3. 발명의 해결방법의 요지 
     본 발명은, 통신 시스템에 적용되는 네트워크를 통한 쌍방향 인터페이스 계약 서비스 제공 방법에 있어서, 서버가 네트워크를 통해 계약당사자들의 접속을 받는 제 1 단계; 상기 서버가 상기 계약당사자들에게 계약 관련 자료를 제공하고 상기 계약당사자들간에 의사소통이 이루어지도록 하여 상기 계약당사자들이 네트워크를 통해 계약을 진행할 수 있도록 하는 제 2 단계; 및 상기 서버가 상기 계약당사자들로부터 계약 완료를 통보받아 작성된 계약 문서를 인증하여 저장하는 제 3 단계를 포함함. 
     4. 발명의 중요한 용도 
     본 발명은 전자상거래 등에 이용됨.
Patent KR-20010014870-A (KR)
Inventor: MIYAMOTO TEIICHI
IPC: G11C11/4076
Filed: 2000-05-04
Abstract: PURPOSE: To generate a highly accurate timing signal by accelerating transition to a second level in a signal transition accelerating circuit, when a timing signal set to a first level by an active circuit is transited to a second level by a passive circuit. CONSTITUTION: A DLL circuit of a SDRAM is provided with a pseudo interface circuit section 3c as a timing signal generating circuit. Also, the pseudo interface circuit section 3c is provided with a signal transition accelerating circuit 12. When an internal clock signal CK is on an H level from an L level, the signal transition accelerating circuit 12 draws out electric charges charged to a capacitor C21 only during a predetermined fixed time. Therefore, a waveform of fall of a pseudo I/O interface signal dDQ of which a level of theoretical amplitude is set by resistors R21, R22 is made steep by drawing out electric charges of the capacitor 21, a highly accurate pseudo I/O interface signal dDQ can be generated.
Patent KR-20010007151-A (KR)
Inventor: LEE KUK JAE
IPC: B41J2/17
Filed: 2000-05-31
Abstract: PURPOSE: A device for refilling an ink cartridge and a container thereof are provided to simultaneously carry out cleaning of a printer head by an ink charging pressure at the same time of charging ink by using the ink stored in pressure containers, thereby carrying out clean and precise refilling of ink to the ink cartridge. CONSTITUTION: A device for refilling an ink cartridge includes a main body cover(12) coupled with a bottom frame(14), a cartridge case(16) mounted on the bottom frame for detachably positioning an ink cartridge(100) to be refilled, at least four container securing cases(20) respectively receiving a pressure container filled with ink and hinge-coupled with a cover(22) at an upper end, a nozzle assembly mounted on the bottom frame for closely connecting nozzles of the received pressure containers to the container securing cases, an ink charging handle assembly(30) mounted in the center of the cover of the container securing cases for pressing at least more than one of the pressure containers downwardly to open and close the nozzles of the pressure containers, a nozzle packing(34) connected to a hose connecting two connecting tubes(26d,16a) of the nozzle assembly and the cartridge case and closely contacting an ink injection hole of the ink cartridge for ink injection, an ink absorbing element and ink restoring case(36,40) mounted at a side of the bottom frame for absorbing leaked ink when cleaning the print head, and a safety element mounted between the cartridge case and the nozzle assembly for limiting the operation of the ink charging handle assembly to block the opening and closing operation of the pressure containers.
Patent KR-20010007250-A (KR)
Inventor: JOHN ALEXANDER INZU
IPC: C21B13/00
Filed: 2000-06-05
Abstract: PURPOSE: A direct refining method which can be applied to such a case that the momentum of gas flow from a metal layer to the upper part is insufficient is provided. CONSTITUTION: Molten bath having the metal layer (15) and a slag layer (16) thereon is formed in a metallurgical vessel, and a metal-containing supplying material and solid carbonaceous material are poured into a plurality of lance/ tuyeres (11) with carrier gas. The gas flow from the metal layer to the upper part is developed and a turbulence is generated in at least interface between the slag layer and the metal layer, and the gas is blown into the slag layer through the plurality of lance/tuyeres. The turbulent is developed in the upper range of the slag layer, and the splash, drips and flow of molten material are spread from the slag layer into top space of the vessel existing at the upper part from the slag layer. Then, a process for after burning of reaction gas in the top-space (43) and/or the upper range of the slag layer is provided.
Patent KR-20010007268-A (KR)
Inventor: KOMURA TAKASHI
IPC: G01R1/04
Filed: 2000-06-07
Abstract: PURPOSE: To provide a cross coil-type indicating instrument for facilitating the assembling and replacement of a rotation inner machine and an electric wiring plate while electric connection between the electric wiring plate placed on the upside of the rotation inner machine and this rotation inner machine is simplified. CONSTITUTION: Both leg portions 25b in a terminal 25 are inserted into support hole portion 24a with quadrangular cross section formed coaxially in a corresponding terminal holder 24. Thus, a substrate portion 25a is placed on the top surface of the terminal holder 24. A spring plate portion 24d comes into contact with conductive member 35 of a printed substrate 30 with pressure. An extending plate portion 25c is connected with a connecting terminal corresponding to both cross coils 26.
Patent KR-20010111944-A (KR)
Inventor: YANG SIN HYEON
Filed: 2000-06-14
Abstract: 본 발명은 IMT-2000 시스템에서 ATM 프로토콜을 사용하여 기지국 및 제어국내부의 주소 체계를 ATM 프로토콜에 따른 주소 체계로 변경함으로써 기지국과 제어국간의 트래픽 데이터 전송을 고속으로 수행할 수 있도록 한 ATM 프로토콜을 사용한 IMT-2000 시스템에 관한 것으로, IMT-2000 시스템의 기지국이 MT로부터 입력되는 통신신호의 채널을 형성하는 CE와, 이 CE의 기능을 포함하여 기지국의 전반적인 동작을 제어하는 CSC와, 이 CSC의 동작제어신호에 따라 패킷 헤더와 ATM 셀 헤더간 매핑을 수행하여 패킷 헤더 구조의 트래픽 데이터를 ATM 셀 헤더 구조의 트래픽 데이터로 변환한 후 제어국으로 전송하는 AIM을 포함하여 구성되고, 제어국이 상기 기지국의 AIM에서 전송되는 ATM 셀을 제어국내 각 블록으로 전송하거나 제어국으로 수신되는 ATM 셀을 기지국으로 전송하기 위해 새로운 ATM 셀 헤더로 변환하는 기능을 수행하는 BIS와, 이 BIS에서 전송되는 ATM 셀과 수신되는 ATM 셀을 스위칭하는 ATM 스위치와, 이 ATM 스위치에서 스위칭되어 전송되는 ATM 셀을 VPI/VCI값에 따라 제어국의 각 블록으로 전송하고, 수신되는 ATM 셀을 상기 ATM 스위치로 전송하는 AMS와, 호 설정시 헤더 정보 및 매핑 정보를 생성하는 ACP와, 상기 AMS에서 전송되는 ATM 셀을 처리하여 MSC로 전송하는 SDS를 포함하여 구성되는 것을 특징으로 한다.
Patent KR-20010112886-A (KR)
Title: A front flux for continuous casting of medium carbon steel
Inventor: JIN BYEONG DO
IPC: B22D11/10
Filed: 2000-06-15
Abstract: A spray unit which installed airtight to the jaw opening part of a container (1) for spraying liquid substance contained in the container (1), comprising a cylinder (11) having a large diameter air cylinder (12) and a small diameter liquid cylinder (13), a large diameter piston (25), a stem (22) having a check valve (38), and a push-down head (24) having a spray nozzle hole (23), wherein a liquid flow path (34) and an air spraying path (31) are merged at the spray nozzle hole (23) through a small clearance (32), a small flow path (55) always providing communication between the container (1) and the liquid cylinder (13) is provided in at least one of a valve seat (53) and a valve disc (51) installed on the upper peripheral surface of a valve hole (42) of the liquid cylinder (13) which constitutes a flow control valve (41), and the cross-sectional area of the small flow path (55) is set smaller than each of the opening areas of the valve hole (42) and the valve hole of the check valve (38) so as to eliminate the delay of injection of the liquid.
Patent KR-20010049938-A (KR)
Inventor: KUROYAMA HOZUMA
IPC: G03F7/14
Filed: 2000-07-29
Abstract: PURPOSE: A large-sized pellicle is provided to ensure sufficient strength of the major sides of a rectangular frame for the large-sized pellicle which supports a stretched and bonded large-sized pellicle film and to suppress the bending of the major sides toward the inside of the frame by making the width of the major sides larger than that of the minor sides. CONSTITUTION: The frame for a large-sized pellicle has <= 1,000 cm¬2 area on which a large-sized pellicle film(2) is stretched and the width of the major sides(1a) of the frame(1) is larger than that of the minor sides(1b).
Patent KR-20020010779-A (KR)
Title: Method of forming gate-oxide in semicondcutor device
Inventor: SUNG NAK GYUN
IPC: H01L21/316
Filed: 2000-07-31
Abstract: PURPOSE: A method for manufacturing a gate oxide layer of a semiconductor device is provided to reduce roughness of the first gate oxide layer and to control the thickness of the first gate oxide layer, by forming the first oxynitride layer on the first gate oxide layer. CONSTITUTION: The first gate oxide layer(22) for forming a high voltage device is formed on a semiconductor substrate(21). The first oxynitride layer(23) is formed on the first gate oxide layer. The second gate oxide layer(25) for forming a low voltage device is formed on a side of the semiconductor substrate. The second oxynitride layer(26) is formed on the second gate oxide layer.