baber/WOPTO huggingface dataset:
Patent KR-20010023974-A (KR)
IPC: H02J3/24
Filed: 1998-09-14
Abstract: 제 1 스타틱 인버터에 의해 발생된 dc 전압을 사용하고, 직렬 보상 전압의 크기를 제 2 스타틱 인버터에 의해 송전라인에 주입된 직렬 보상 전압의 크기를 정하기 위해, 병렬 무효 보상을 제공하고 송전라인과 함께 분류기에 연결된 dc-dc 컨버터를 갖는 통합된 전력 조류 제어기가 개시되었다. 제 2 스타틱 인버터는 직렬 연결된 전압의 위상각만을 조절하여야 한다. dc-dc 컨버터가 턴 오프되므로써, 두 인버터는 감결합되고 다른 인버터가 동작중이 아닌 경우에도 독립적으로 동작할 수 있다.
Patent KR-20010033560-A (KR)
Title: 무한 변속비 전동을 위한 축 지지체
IPC: F16H15/38
Filed: 1998-12-15
Abstract: 본 발명은 두개의 입력 디스크(38, 40)가 회전을 위한 주 입력축(32)으로 키결합되는 중간 또는 보조 입력축(36)에 장착되는 무한 변속비 전동체(30)를 제공한다.  보조 입력축(36)은 전동 하우징(48)내에 자체적으로 장착되는 크래들(46)에 배치된 베어링(42, 44)에 장착된다.  입력축(32)의 굽힘은 로드가 크래들에 의하여 얻어질 때 피할 수 있다.
Patent KR-20010033650-A (KR)
Title: 무선 통신 시스템
IPC: H04L1/18
Filed: 1999-09-20
Abstract: 무선 통신 시스템을 작동하는 방법은 2차국으로 하여금 메시지를 1차국으로 송신하게 하기 위해 랜덤 억세스 채널을 사용한다. 2차국은 프리앰블(102)을 1차국으로 송신한다. 프리앰블을 성공적으로 수신한 후에, 1차국은 제어 채널(502)을 송신하는데, 상기 제어 채널(502)은 2차국이 송신기의 출력 전력을 조정하도록 전력 제어 정보를 포함한다. 이 방법은, 2차국이 1차국에 의해 성공적으로 메시지(104)가 수신되도록 충분한 전력으로 메시지를 송신하는 동시에, 송신에 의해 생성된 간섭을 최소화한다는 것을 보장한다.
Patent KR-20010041179-A (KR)
Title: 시스템과 그 환경 장치들간에 태스크를 수행하기 위한 태스크-연관 객체들의 클러스터링 방법
IPC: H04Q9/00
Filed: 1999-12-09
Abstract: 객체들을 디스플레이하기 위한 사용자 인터페이스를 지원하는 태스킹 시스템 및 방법이 제공되며, 디스플레이된 객체들은 시스템과 시스템 환경의 장치간에 태스크를 수행하기 위해 제공된 자원으로의 사용자 액세스를 가능하게 한다.  특히, 이러한 특징들을 지원하기 위한 시스템 및 방법이 제공된다.  여기서, 시스템 및 방법은 연관된 태스크의 효율을 높이기 위해 상기 태스크 연관 객체들에 대한 클러스터링 동작을 지원하며, 상기 클러스터링 동작은 콘텍스트에 응답한다.  클러스터링 동작은 적응적이며 동적인 것이 바람직하다.  태스킹 시스템 및 방법은 예를 들어, 환경 상태, 장치 상태 및 시스템 상태 중 하나 이상을 포함한 선택된 상태의 트래킹을 지원하는 것이 바람직하다.  또한, 트래킹된 상태는 일반적으로 시간적인 기준 같은 다른 관련 기준에 대한 상태를 포함한다.
Patent KR-20020003799-A (KR)
Title: 인터넷상에서 실시간으로 서비스를 제공하는 시스템
IPC: G06Q30/08
Filed: 2000-04-21
Abstract: 본 발명은 고객에게 실시간으로 각 서비스 제공자의 이용가능 상태 및 전화 접속성의 표시를 제공하도록 설계된 서비스 제공자/고객 매칭 시스템에 관한 것이다.  바람직한 실시예에서, 본 발명은 서비스 제공자 정보를 저장, 업데이트 및 디스플레이하는 웹 사이트를 포함한다.  고객은 웹 사이트를 액세스할 때 특정 타입의 서비스 제공자에 대한 검색을 실행할 것이며 즉각적으로 검색 카테고리에 해당하는 하나 이상의 서비스 제공자가 서비스를 제공할 수 있다는 것을 즉각적으로 알게 될 것이다.  고객이 서비스 제공자를 선택한 후, 서비스 제공자에 대한 보다 자세한 정보의 옵션을 가지며, 만일 서비스 제공자가 즉각적으로 이용될 수 없다면 서비스 제공자에게 매세지를 전송하거나, 만일 그녀 또는 그가 온콜(on call) 및 이용가능하다면 서비스 제공자와 함께 전화 통화를 시작할 것이다.  통화가 발생하는 동안, 고객은 분(minute)에 기초한 청구가 발생할 것이다.  서비스 제공자는 이후 그 호출에 대해서 발생한 청구의 모두 또는 일부를 받게될 것이다.
Patent KR-20010071509-A (KR)
Title: 항법장치
IPC: G01C21/30
Filed: 1999-05-17
Abstract: 본 발명의 항법장치는 현재위치를 검출하는 위치검출수단에 의해 검출된 현재위치를 지도상의 도로와 비교확인하는 맵매칭을 행하여, 현재위치에 합치하는 도로를 발견한 때는 그 도로의 명칭을 표시수단에 표시하고, 현재위치에 합치하는 도로를 발견하지 못한 때는 현재위치를 나타내는 장소 정보를 표시수단에 표시한다. 또한 위치검출수단에 의해 검출된 현재위치를 지도상의 도로와 비교확인하고, 맵매칭의 결과 도로의 명칭을 표시수단에 표시하는 것이 가능하지 않을 때에는 대신에 장소정보를 표시한다. 더욱이 외부전원으로 부터 전력이 공급되는지 어떤지를 검출하고, 외부전원 검출수단에 의해 외부전원으로 부터 전력이 공급되고 있는 것으로 판정되면 맵매칭을 행하고, 외부전원 검출수단에 의해 외부전원으로 부터 전력이 공급되고 있지 않는 것으로 판정되면 상기 맵매칭을 행하지 않는다.
Patent KR-20010053325-A (KR)
Title: 스퍼터 타깃의 피니시를 개선시키는 방법
IPC: B44C1/22
Filed: 1999-09-02
Abstract: 본 발명은 스퍼터 타깃 표면상에서의 개선된 피니시를 달성하여 양호한 막 균일성, 낮은 입자 계수치, 및 번인 시간이 거의 또는 전혀 필요없게 하는 방법을 제공한다.  본 발명의 방법은 간헐적인 세정 단계와 함께 스퍼터 표면을 1회 이상 에칭 용액에 침지시킴으로써 스퍼터 타깃의 표면을 화학적으로 에칭시키는 것을 포함한다.  이러한 결과로서, 표면 거칠기가 10 내지 30μin.인 스퍼터링된 타깃에 유사한 표면을 나타내는 기계적인 변형이 사실상 없는 표면이 제공된다.
Patent KR-20020057688-A (KR)
Title: Method of enhancing power to plasma type etcher
Inventor: KIM MYEONG CHEOL
IPC: H01L21/3065
Filed: 2001-01-03
Abstract: PURPOSE: A power supplying method of a plasma-type etch apparatus is provided to improve an operational stability and to prevent a damage due to a reflected power by improving a method. CONSTITUTION: A top-power has a 60MHz high frequency and a bottom-power has a 2MHz frequency. After mounting a substrate on an etch chamber, a power of 200 Watt is firstly supplied to the top-power and an etchant gas is simultaneously supplied. After passing one second, the bottom-power is gradually increased from 0 Watt to 550 Watt for one second. In the middle of the increasement of the bottom-power, the top-power is vertically increased to 1600 Watt. And the bottom-power is also vertically increased to 1500 Watt when arriving at the 550 Watt. At this point, a reflected power is minimized to 20 Watt when supplying bottom-power because the top-power is supplied with the 200 Watt as a minimal power for forming a plasma.
Patent KR-20010044204-A (KR)
Inventor: PARK SEUNG BUM
IPC: E01C7/00
Filed: 2001-01-06
Abstract: PURPOSE: Manufacturing methods of wire-mesh and hook-ended steel-fiber reinforced permeable-concrete and of a laminate panel are provided to improve permeability, bending performance and durability by reinforcing with wire meshes and steel fibers. CONSTITUTION: A method comprises two steps. In the first step, hook-ended steel fibers(30), mesh-type polypropylene chopped fibers, a water reducer, portland cement, crushed stone and SBR(Styrene Bbutadiene Rubber) Latex are mixed. In the hook-ended steel fiber, the diameter is 0.2-0.6mm, the length is 10-60mm, the specific gravity is 7.85, the modulus of elasticity is 200kg/cm¬2, the tensile strength is 4000-20000kg/cm¬2, the strain during breaking is 3.5% and the amount of mixture is 0.3-1.0 parts by weight. In the mesh-type polypropylene chopped fiber, the length is 20-40mm, the tensile strength is 3.5-7.7kg/cm¬2, the modulus of elasticity is 3.5x10¬4kg/cm¬2, the specific gravity is 0.91, and the amount of mixture is 0.1-0.5 parts by weight. In second step, a pressed-ended wire-mesh(20) is installed under a neutral axis, so that the manufacture of permeable concrete is finished. In the permeable concrete, the porosity is 15-20%, the compressive strength is 200-250kg/cm¬2, the bending strength is 25-35kg/cm¬2, and the bending fracture factor is 10-25kg/cm¬2.
Patent KR-20020060028-A (KR)
Title: Manufacture method of green juice a sweet potato with a trunk
Inventor: LEE HAE RYONG
IPC: A23L19/00
Filed: 2001-01-09
Abstract: PURPOSE: A process of preparing green juice by extracting stems of sweet potato as a main material with various vegetables such as mugwort, Capsella bursa-pastoris (L) MEDICUS, Rumex Japonicus Houtt or the like is provided. Whereby, the product has an effect on enhancing metabolism and preventing and treating adult diseases because it contains a large amount of components beneficial for human health. CONSTITUTION: A mixture of 30% by weight of sweet potato stems(Ipomoea Batatas var. edulis), 10% by weight of mugwort(Artemisia Princeps var. Orientalis(Pampan) Hara), 10% by weight of Capsella bursa-pastoris(L)MEDICUS, 10% by weight of Rumex Japonicus Houtt, 10% by weight of dropwort(Oenanthe javanica(BL)DC), 5% by weight of thistle(Cirsium japonicum var. ussuriense Kitamura), 5% by weight of Rosa multiflora Thunb., 5% by weight of Trifolium repens, 4.8% by weight of Rubus crataegifolius Bunge, 0.1% by weight of Oenothera odorata Jacq. and 0.1% by weight of pine needle is extracted.
Patent KR-20020065125-A (KR)
Title: Method for encapsulating in organic electroluminescent display
Inventor: CHOI SANG EON
IPC: H05B33/04
Filed: 2001-02-05
Abstract: PURPOSE: An encapsulating method of an organic electro luminescence device is provided to avoid penetration of external humidity and increase life time of a product by improving attachment of inorganic Sus Can. CONSTITUTION: An organic electro luminescence device is encapsulated by cleaning(S10A) a Sus Can with cleaning solution of ultra pure water with 0.1-10% Silane(SiH), attaching(S20) desiccant agent on the inner surface of the Sus Can, and adhering(S30-S50) the Sus Can on a substrate by using ultraviolet sealing agent. The organic electro luminescence device is encapsulated by coating silicon dioxide(SiO2) over surface of the Sus Can by 0.001-10 μm before the Sus Can is assembled with a substrate, attaching(S20) desiccant agent on the inner surface of the Sus Can, and adhering(S30-S50) the Sus Can onto the substrate by using ultraviolet ray sealing agent.
Patent KR-20020050065-A (KR)
Title: Flat type vibration motor
Inventor: JUNG HAK JIN
IPC: H02K5/00
Filed: 2001-03-21
Abstract: PURPOSE: A flat-type vibration motor is provided to increase the productivity of a product by exposing a part of a lower substrate provided with a brush. CONSTITUTION: An upper case(23) covers a side of a lower case(20). A shaft(24) connects between inner centers of the upper and lower cases(23,20) and supports them. A magnet(22) is adhered to an upper surface of the lower case(20). An upper substrate(25) comprises a commutator(26a) made of plural segments at a lower surface thereof. A plurality of winding coils is separately arranged on a surface of the upper substrate(25) at predetermined angles and a dielectric(28) made of a resin fixes them. An end of an upper substrate(21) is connected to a brush(26b) contacted to the commutator(26a) and the other end thereof is provided with a solder land at predetermined intervals.
Patent KR-20020076974-A (KR)
Title: Method to Fabricate Reflection Glass Beads with Metal Powder
Inventor: CHOI BYEONG DAE
IPC: G02B5/12
Filed: 2001-03-31
Abstract: PURPOSE: An optical reflective bead, an optical reflective body, and a method for fabricating the same are provided to improve a self-reflective characteristic of the optical reflective body by coating metal powders on a part of a surface of a bead by a spray coating method. CONSTITUTION: A coating material is formed by mixing aluminium powders with an adhesive transparent resin. A glass bead layer is formed on a flat base layer. Aluminium powders are coated on the glass bead layer by using a spray coating method. At this time, the surface of the bead contacted with the flat base layer is not exposed to the coating material by a shadow phenomenon. Accordingly, the surface of the bead contacted with the flat base layer maintains a transparent state. The adhesive transparent resin is dried by atmosphere or a thermal process.
Patent KR-20020079110-A (KR)
Title: Rear cross member fixed structure of vehicle
Inventor: LEE GWANG JAE
IPC: B62D21/15
Filed: 2001-04-13
Abstract: PURPOSE: A rear cross member-coupling structure of a vehicle is provided to reduce the indoor noise of a vehicle by reducing external force transmitted into a rear cross member. CONSTITUTION: A rear cross member-coupling structure of a vehicle comprises coupling units formed to a rear cross member(40), an inner pipe(46) for preventing deformation in coupling the rear cross member, with installed to the inside of the coupling unit, a shock-absorbing unit for preventing external shock transmitted into the rear cross member from being transmitted into the body(30) of the vehicle, and a guide cover for covering the outside of the shock-absorbing unit, with installed to the rear cross member forming the coupling units. Auxiliary shock-absorbing units(52) are installed between an end of the guide cover and the body, to prevent contact between the guide cover and the body. Therefore, external shock transmitted from tires and arms is reduced and the indoor noise of the vehicle is decreased.
Patent KR-20020080586-A (KR)
Title: Process of Lastar coating
Inventor: LIM JAE WON
IPC: C23C4/00
Filed: 2001-04-16
Abstract: PURPOSE: A spray type plating method is provided which sprays silver nitrate solution and reductant solution respectively on the surface of a material to be treated using a two head spray gun so that silver is deposited by silver mirror reaction to form a silver film. CONSTITUTION: The spray type plating method is characterized in that a silver nitrate solution (A) and a reductant solution (B) are simultaneously sprayed onto the surface of a material to be treated from respective guns of a two head spray gun using compressed air so that a silver (Ag) film is formed by silver mirror reaction, wherein an epoxy based coating is formed on the surface of the material to be treated before forming the silver coating, and a fine irregular surface is formed on the surface of the epoxy based coating by spraying liquid phased tin chloride on the surface thereof, the surface of the silver film is coated with a transparent paint of various metal colors such as chromium, titanium and gold, a silver film product manufactured by the spray type plating method comprises a base material(1), a coating(2) such as epoxy based paint, a fine irregular surface(3), a silver film(4) and a transparent protection film(5) such as polyurethane film, and the spray type plating method comprises material pretreatment process, prime coating process of an epoxy based paint, surface adjusting agent treatment process, washing process, spray type plating process, washing process, drying process and polyurethane resin coating process.
Patent KR-20020080789-A (KR)
Title: Fast fourier transform apparatus
Inventor: LEE JEONG SANG
IPC: G06F17/14
Filed: 2001-04-17
Abstract: PURPOSE: A device for a fast Fourier transform is provided to simplify a data processing structure and increase a processing speed thereof. CONSTITUTION: An FFT(Fast Fourier Transform) controller(201) controls each element for a butterfly calculation of data to be processed and a recovery of an arrangement of calculated data. The FFT controller(201) stores FFT calculation processing-objected data inputted from an exterior in a memory(209). A butterfly calculation address generator(203) receives process attribute information with respect to FFT calculation processing-objected data from the FFT controller(201) and generates a butterfly calculation address with respect to the processing-objected data in accordance with the process attribute information. A digit reverse address generator(205) generates a digit reverse address in accordance with process attribute information with respect to calculation processing-objected data from the FFT controller(201). The first multiplexer(207) outputs a calculation address being output in the butterfly calculation address generator(203) to the memory(209) while a butterfly calculation of processing-objected data is processed controlled by the FFT controller(201). After the calculation is completed by arithmetic units(213,215), the multiplexer(207) outputs an address being output in the digit reverse address generator(205).
Patent KR-20020084317-A (KR)
Title: Method of Pulp Mold
Inventor: CHUNG GUK JIN
IPC: D21J3/00
Filed: 2001-04-26
Abstract: PURPOSE: A manufacturing method of a pulp mold is provided which is characterized by being possible to produce the pulp mold smoothly, having a beautiful outer surface because moisture is dried effectively, preventing static electricity and increasing productivity. CONSTITUTION: The pulp mold is obtained by a process containing the steps of: as a mixing process(4), mixing pulp and water; as a forming process(5), forming a proper shape out of the mixed pulp with a forming frame; as the first drying process(6), transferring the formed pulp mold to a forming frame having a shape being the same as the above forming frame, followed by drying first with a heater installed on the forming frame; as a static electricity preventing process(7), coating the surface of the dried pulp mold with antistatic agent to prevent static electricity; and then as the second drying process(8), transferring the pulp mold into a drying furnace, followed by drying second.
Patent KR-20020085313-A (KR)
Inventor: KIM KWANG JIN
Filed: 2001-05-07
Abstract: PURPOSE: A system for automatically authenticating a shopping mall homepage visitor and supplying a commission is provided to supply a profit an operator of the corresponding homepage by notifying a shopping mall homepage banner on a homepages of an unspecified number of the general public and performing an automatic authentication for informing a homepage which is entered by a visitor. CONSTITUTION: When a user clicks a banner and enters a shopping mall homepage, a system performs an automatic authentication for checking that the user clicked a banner notified on a homepage and entered the shopping mall homepage. When the user(visitor) buys a commodity, a promised commission is supplied to the operator of the homepage including the banner. In visiting a shopping mall homepage, all documents capable of included in an HTML capable of performing a link such as a text and a button, etc. are used besides the banner. For an Internet connection method for connecting to a homepage, one out of a modem, an ADSL, a private line, and a wireless connection device is used.
Patent KR-20010103675-A (KR)
Title: 온도추정방법 및 장치
IPC: H02K11/00
Filed: 2001-05-09
Abstract: 트랜지스터(300)는 발열의 유무에 따라 비교적 급속한 온도변화를 나타내고, 냉각수(CLW)는 비교적 완만한 온도변화를 나타낸다.  또 트랜지스터(300)의 발열이 없을 때에는 양자는 거의 동일한 온도로 수속된다.  이때 트랜지스터온도와 냉각수온의 한쪽의 온도와, 트랜지스터(300)의 통전량으로부터 다른쪽의 온도를 추정한다.  이 방법은 모터의 스테이터코일과 스테이터철심 사이의 온도추정 등의 다른 온도추정에도 적용된다.
Patent KR-20020088194-A (KR)
Title: A method of producing a fax image in a UMS system
Inventor: KIM JEONG
IPC: G06F17/00
Filed: 2001-05-18
Abstract: PURPOSE: A method for making a facsimile image in the UMS(Unified Messaging System) is provided to obtain the high readability of the data, to check out a data expression syntax, to realize the structural expression of the data, to remove a necessity of the program change when a facsimile image format is changed, and to be compatible with an international standard data format. CONSTITUTION: A facsimile conversion server receives a request for the facsimile transmission from a web application server and draws up an FXML(Facsimile Extensible Markup Language) program based on a predetermined template(S501,S502). The syntax of the FXML program is examined(S504). If the syntax has no problem, the facsimile conversion server analyzes the FXML structure of the program(S505). Thereafter, the facsimile conversion server creates the facsimile image(S506). The heading, the footing and the page number are marked on a page(S507). The facsimile image is transmitted to a telephone application server. The telephone application server sends a facsimile document to a facsimile(S508).
Patent KR-20020003499-A (KR)
Title: Image processing circuit and image data processing method, electro-optical device, and electronic apparatus
Inventor: AOKI TORU
IPC: H04N5/66
Filed: 2001-05-25
Abstract: PURPOSE: To eliminate a ghost when displaying a block of plural data lines in sequentially selecting one by one. CONSTITUTION: The picture data Da is delayed by the delay unit U1 and output as the picture data Db. A delay time of each one of delay unit U1 is equal to a unit time of a phase developing image signal V1D1-V1D6. When a first differential circuit 31 generates the first differential picture data Ds1 by subtracting the picture data Db from the picture data Da, the first coefficient circuit 32 generates the first corrected data Dh1 by multiplying the first differential picture data Ds1 and a first coefficient K1. The corrected picture data Dout is generated by adding picture data Da and the first corrective data Dh1.
Patent KR-20020090046-A (KR)
Title: System and method for reproducting by multi-sensing
Inventor: KIM EUN IL
IPC: A61M21/00
Filed: 2001-05-26
Abstract: PURPOSE: Provided is a reproduction system for susceptible forest bath which helps users to enjoy the similar feeling as forest bath for certain time so that it contributes to give users emotional stability and physical health. CONSTITUTION: In plural greenhouses which foster plural forests respectively, the reproduction system for susceptible forest bath comprises the parts of: a tool for rearing forest and collecting air(3) which utilizes a water detection part(4) and a temperature detection part(2) to keep moisture and temperature for rearing forest and collecting air; a selector for air channel which receives a selection signal for forest and a place for exhaustion and switches to exhaust air of the appropriate forest into the place for exhaustion; a production tool for sound and image which produces sound and image with air of the forest; a data storage tool(44) which stores the amount of proper collection air against the surface of the place for exhaustion, sound and image data recorded from forest and optimal temperature and moisture of forest; and a control tool(46) which optimizes the environment of rearing woods, controls the production of sound and image, judges the amount of air to be proper compared to the surface of the place for exhaustion and compresses and exhausts air when the amount of air is insufficient.
Patent KR-20020063475-A (KR)
Title: Serverless web enterprise resource planning system
Inventor: KOOG O SEON
IPC: G06F17/40
Filed: 2001-05-26
Abstract: PURPOSE: An ERP(Enterprise Resource Planning) system capable of driving a web without a server is provided to manage all data of a company with one database and to make a user confirm the data regardless of the user's position by making the ERP system operate on a client/server and a web environment. CONSTITUTION: The ERP system comprises an application(20) including the accounting management, the business management, the bill management, the assets management, the stock management, the management analysis, the integrated management and so on. The computers(22) inside of the company joined with a LAN and the computers(23) outside of the company joined with the Internet are connected through a user contact(21) extended from the application. The diverse system access methods are suggested to the user due to the on-line data interface on the client/server environment and the web environment.
Patent KR-20020095377-A (KR)
Title: a color cathode ray tube
Inventor: CHOO HEON JEONG
IPC: H01J29/02
Filed: 2001-06-14
Abstract: PURPOSE: A color cathode ray tube is provided to improve the strength of a frame by providing a bead on a corner of the frame on which a shadow mask is fixed. CONSTITUTION: A skirt portion is formed on an edge of a panel. A stud pin is fixed on the skirt portion. A shadow mask is fixed on a frame(50) by the stud pin. A spring is provided on an edge of the frame(50). A bead(52) for reinforcing the frame(50) is formed on a predetermined place of the frame(50) where the shadow mask is fixed. The bead(52) extends from the upper of a corner of the frame(50) to the lower of the corner in a wavy line. A pitch of the bead(52) is 20-50mm and a depth thereof is quadruple to octuple of a thickness of the frame(50). The bead(52) is formed between the corner of the frame(50) and a welding point on which a spring is fixed.
Patent KR-20020096557-A (KR)
Inventor: EUN HEON SEOK
IPC: A61K8/97
Filed: 2001-06-20
Abstract: PURPOSE: A process of preparing a natural perfume by grinding dried flowers of chestnut and dried leaves of mugwort, extracting in methanol and filtering is provided. Whereby, the product is non-toxic to human body and gives characteristic flavor and freshness of chestnut flower and mugwort. CONSTITUTION: Dried flowers of Castanea crenata Sieb. et Zucc. and dried leaves of Artemisia Princeps Pampan. are finely ground, extracted in methanol and added with other fragrance materials.
Patent KR-20020096679-A (KR)
Title: Trench Isolation layer of semiconductor device and method for manufacturing same
Inventor: JANG HYEON JIN
IPC: H01L21/76
Filed: 2001-06-21
Abstract: PURPOSE: A trench isolation layer of semiconductor devices and a method for manufacturing the same are provided to restrain stress of a gap-fill oxide layer by forming multilayer gap-fill oxide using HDP(High Density Plasma) and PECVD(Plasma Enhancement CVD). CONSTITUTION: A pad oxide layer(102) and a nitride layer are sequentially formed on a semiconductor substrate(100). A trench is formed by etching the semiconductor substrate(100). A first gap-fill oxide layer(110') is formed in the trench by using a PECVD. A second gap-fill oxide layer(112') and a third gap-fill oxide layer(114') are sequentially filled into the trench by using an HDP and PECVD, respectively. The first, second and third gap-fill oxide layer(110',112',114') are then planarized. Then, the nitride layer is removed.