baber/WOPTO huggingface dataset:
Patent KR-20020097146-A (KR)
Title: 투표, 선거 및 여론조사를 수행하기 위한 방법 및 이를구현하기 위한 시스템
IPC: G07C13/00
Filed: 2000-12-26
Abstract: 본 발명은 정보의 획득과 처리를 위한 수단에 대한 것으로써, 보다 구체적으로는 투표와 조사를 수행하기 위한 시스템에 대한 것이다. 본 발명에 따른 방법의 이용은, 투표 뿐만 아니라 선거 및 조사의 수행도 가능하게 하고 시스템의 복수회 사용을 보장하여 시스템 개발의 비용을 감소시킨다. 이는 수행되어질 조사에 대한 데이터를 수집하기 위한 집적된 네트워크를 상기 시스템에 제공함으로써 달성된다. 상기 네트워크는 데이터를 수집하고, 수집된 데이터의 예비적인 처리를 위한 서브 시스템들로 구성된다. 상기 서브 시스템들은 데이터 전송을 위한 네트워크에 의해 상호 접속된다. 어떠한 타입의 지불 시스템도 수행되어 지는 조사에 대한 데이터를 수집하는 시스템으로 이용될 수 있다. 상기 시스템은 최종적인 데이터 처리를 위해 이용되는 센터를 포함한다. 상기 센터는 매우 복잡한 구조를 가진다.
Patent KR-20020069242-A (KR)
IPC: G05F3/18
Filed: 2001-01-04
Abstract: 센터 탭된 접지를 갖는 스플리트 레벨 전원으로 동작하도록, 싱글 엔드된 전원으로 동작하게 설계된 연산 증폭기 집적 회로를 동작시키기 위한 전압 레벨 트랜슬레이터들이 제공된다.  연산 증폭기 집적 회로의 제 1 극성 전원 단자가 스플리트 레벨 전원의 제 1 극성에 접속되고, 연산 증폭기 집적 회로의 제 2 극성 전원 단자가 전원의 제 2 극성에 접속되며, 연산 증폭기의 포지티브 신호 입력 단자는 스플리트 레벨 전원의 센터 탭된 접지에 연결된다.  최대 전압 등급을 갖는 집적 회로를, 상기 최대 전압 등급보다 더 큰 전원 전압을 갖는 전원으로 동작시키기 위한 전압 레벨 트랜슬레이터가 제공되고, 제 1 제너 다이오드가 집적 회로의 제 1 극성 단자 및 전원의 제 1 극성 사이에 직렬로 연결되고, 제 2 제너 다이오드가 집적 회로의 제 2 극성 단자 및 전원의 제 2 극성 사이에 직렬로 연결된다.
Patent KR-20020063624-A (KR)
Title: Selective electrochemical reduction of halogenated 4-aminopicolinic acids
IPC: C07D213/803
Filed: 2001-01-12
Abstract: Halogen substituents in the 5-position of 4-aminopicolinic acids are selectively reduced in the presence of halogen substituents in the 3- and 6-positions by electrolysis.
Patent KR-20020093872-A (KR)
Title: 제거 보조부를 갖는 복합 마개 및 그 제조 방법
IPC: B65D41/32
Filed: 2001-03-29
Abstract: 프레스-온/프라이-오프 마개(11)는 적합하게는 금속으로 구성된 개별 성형 원형 단부 패널(12)과, 가요성 플라스틱, 적합하게는 열가소성 폴리올레핀으로 구성된 포위 림(13)을 구비한다.  단부 패널(12)은 림 내로 상부측 삽입되며 림의 스커트부의 내부 측벽 상의 반경방향 내향 연장 레지(32)와 림의 상측 에지에 인접한 복수의 반경방향 내향 연장 패널 유지 구조체(30) 사이에 고정된다.  스커트는 림과 일체로 형성된 힌지식 탭(34)의 형태인 제거 보조부를 구비한다.  탭은 용기로부터 마개의 제거를 용이하게 하도록 림에 상승력을 인가하기 위해 힌지축(35) 둘레로 외향 피벗 가능하다.
Patent KR-20020091253-A (KR)
Title: 전계 방출 디스플레이의 부분 방전
IPC: H01J29/87
Filed: 2001-03-19
Abstract: 애노드(125), 스페이서(106), 및 복수의 전자 이미터들(116)을 갖는 전계 방출 디스플레이(100)를 동작시키기 위한 부분 방전 방법은 복수의 전자 이미터들(116)로 하여금 전자들(130)을 방출하도록 하는 단계, 스캐닝 모드 애노드 전압을 애노드(125)에 인가하는 단계로서, 스캐닝 모드 애노드 전압은 복수의 전자 이미터들에 의해 방출된 전자들로 하여금 애노드(125)쪽으로 유인되도록 선택되는, 상기 스캐닝 모드 애노드 전압 인가 단계, 및 그후에, 부분 방전 전압을 애노드(125)에 인가하는 단계로서, 부분 방전 전압은 대략 최대 방전 전압과 같고, 최대 방전 전압은 스페이서(106)의 비가시성을 유지하면서 방전 동작 모드 동안 애노드(125)에 인가될 수 있는 최대 전압으로서 규정되는, 상기 부분 방전 전압 인가 단계를 포함한다.
Patent KR-20030001493-A (KR)
IPC: G03H1/02
Filed: 2001-04-30
Abstract: 본 발명은 홀로그래피 패턴을 구비하는 기판과 홀로그래피 패턴 상에 적어도 하나의 유전성 재료층을 포함하는 코팅을 포함하는 홀로그래피 반사기에 관한 것이다.
Patent KR-20030061305-A (KR)
Title: Method for the spinning and winding of polyester filaments using a spinning additive, polyester filaments obtained by the spinning method, draw texturing of the polyester filaments and bulked polyester filaments obtained by draw texturing
IPC: D01F6/62
Filed: 2001-11-02
Abstract: Production of preoriented and melt spun polyester filaments comprising 90 wt.% of polybutylene terephthalate (PBT) of the total polyester filament weight and/or polytrimethylene terephthalate (PTMT) involves setting the spin draft, cooling directly and bundling together at a gap of 500-2500 mm. Production and winding of preoriented and melt spun polyester filaments comprising at least 90 wt.% of polybutylene terephthalate (PBT) of the total polyester filament weight and/or polytrimethylene terephthalate (PTMT) and is preferably wholly of PTMT. The spin draft is set at 70-500. The filaments are cooled directly on leaving the spinneret for a length of 30-200 mm, to a temperature below the setting point, and bundled together at a gap of 500-2500 mm from the under side of the spinneret. The filament tension before and between the godet rollers is 0.05-0.20 cN/dtex. The filament winding speed is 2200-6000 m/min. The polyester contains a polymer additive to increase its stretch, mixed in at a rate of 0.05-2.5 wt.% of the total filament weight. Independent claims are included for: (1) preoriented polyester filaments which, after four weeks of storage, have a stretch to break of 90-165%, a boiling shrinkage of at least 30%, a normal uster of =1.1%, a double refraction of 0.030-0.058, a density of =1.35 g/cm 3> and preferably =1.33 g/cm 3>, a variation coefficient of the shearing load and stretch to break of =4.5%; and (2) a bulked polyester filament, where the POY yarns are passed through a draw texturizing unit at a speed of at least 500 m/min. with a drafting ratio of at least 1:1.35 to give a bulked filament yarn with a shear strength of >=26 cN/tex and a stretch to break of >=30% or >=36%.
Patent KR-20030045676-A (KR)
IPC: B29C33/72
Filed: 2001-10-02
Abstract: 경화성 성형 수지 재료의 성형에서 금형 표면으로부터 오염을 제거하기 위한 금형-청소 수지 조성물은, 금형-청소 수지로서의 멜라민 수지와 5~30㎛의 평균 섬유 길이, 0.1~1.0㎛의 평균 섬유 직경 및 10~60의 형태율을 갖는 섬유형 무기 합성물을 포함한다.
Patent KR-20030019421-A (KR)
IPC: G02F1/1345
Filed: 2002-04-04
Abstract: 반사성 액정 디스플레이(LCD) 디바이스는 상기 디바이스의 주변 영역에 형성되는 제 1 금속 층(220)(픽셀 금속 층)의 주변부와 상기 디바이스의 픽셀 영역에 형성된 제 2 금속 층(224)의 차광부 사이에서 실질적으로 연장하는 벽(226)을 포함한다. 상기 구조는 광이 상기 디바이스의 주변 영역에서 기판에 도달하는 것을 막는다. 그러므로, 상기 디바이스의 주변 영역에 형성된 제 2 금속 층의 일부분이 신호 경로지정을 위해 사용될 수 있다.
Patent KR-20030011142-A (KR)
Inventor: PARK KWANG SUCK
IPC: B60P3/30
Filed: 2003-01-17
Abstract: PURPOSE: A loading type device to convey pesticides is provided to realize an easier conveyance and prompt use of pesticides by allowing the device to be loaded on motorcycles, bicycles or trailers. CONSTITUTION: A connecting hose(2) is connected to a pair of water tanks(1,1a) with an infusing hose(3) formed in the middle part of the connection hose. A pair of frames(4,4a) are built on the outer part of the connection hose and a hose reel(5) is bolt-fastened after covering either axis(5a) of the reel with a U-band(6). A handle(5b) is placed on one of the axis while a connection(5c) for high pressure water is disposed on the other side. The high pressure hose(8) is applied to the hose reel and a pair of the top plates(9,9a) are in the lower part of the connection. On the upper part of the connection is a linking hose(10) with a pressure adjuster built in. A high pressure pipe(11), a pipe(12), the connection of high pressure water(5c) and a funnel(13) are connected to the entrance of the connection, the outlet of the connection, the other part of the pipe, and the exposed lower part of the water tank, respectively.
Patent KR-20040066692-A (KR)
Title: Writing materials with auxiliary tool for writing
Inventor: SON YOUNG SUK
IPC: B43K23/012
Filed: 2003-01-20
Abstract: PURPOSE: Writing materials with an auxiliary tool for writing are provided to assist a user's fingers to write when practicing letters, taking notes or writing with a brush, thereby lessening tiredness and assisting the user to write when using writing materials. CONSTITUTION: The writing materials(1) with an auxiliary tool for writing comprise a band(4) for supporting a body for a writing material; a joint device(3) being connected to the band(4) at one side of the middle portion of the band, and a band with a tunnel type hole for supporting fingers at one side of the joint device(3).
Patent KR-20040070485-A (KR)
Inventor: KIM UI SIK
IPC: H01L21/336
Filed: 2003-02-03
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to prevent junction leakage by implanting silicon ions into a source/drain region. CONSTITUTION: A source/drain region(15) is formed in a silicon substrate(11) to align a gate electrode(13). Silicon ions are implanted to the gate electrode and the source/drain region. A metal film(16) is formed on the resultant structure and annealed, thereby forming a silicide layer on the gate electrode and the source/drain region.
Patent KR-20040074483-A (KR)
Inventor: KIM HO JUN
IPC: G02F1/13
Filed: 2003-02-19
Abstract: PURPOSE: A film transfer device is provided to vary a position of sprocket wheels installed at a driving shaft such that the sprocket wheels can be relative to a width of a base film, in order to transfer the base film regardless of a size of the base film, thereby removing an inconvenience of replacing the driving shaft. CONSTITUTION: A film transfer device(150) comprises as follows. A guide pin(151) is comprised. Sprocket wheels(152) are installed at the guide pin(151). A control lever(160) is configured on one side of the guide pin(151), and varies a position of the sprocket wheels(152). A handle(162) is installed on an opposite side to the guide pin(151). The handle(162) is lifted up by a user, to raise or drop the guide pin(151). The user lifts up the guide pin(151) by using the handle(162), and transfers the sprocket wheels(152) fixed to one of grooves(170A,170B) of the guide pin(151) to other groove by moving the control lever(160) in straight line.
Patent KR-20040018903-A (KR)
Inventor: YAMAMOTO HIROSHI
IPC: F16C33/10
Filed: 2003-03-11
Abstract: PURPOSE: To provide a bearing device for various kinds of machinery which maintains excellent lubricating property, load resistance, abrasion resistance and seizure resistance with the simple structure reduced in the number of part items. CONSTITUTION: A slide-contact surface of a bush 2 is provided with an oil supply groove part 6. An area ratio of the oil supply groove part 6 in relation to the slide-contact surface of a journal shaft 1 is set at 30-90 %. Length L1 in the circumferential direction between the oil supply groove parts and the inside diameter D of the bearing 2 have a relation that L1 < πD/36. Even in a bearing device wherein the journal shaft 1 and the bush 2 are mutually rotated in the regulated angle range or in a bearing device wherein the journal shaft 1 and the bush 2 are relatively and continuously rotated, this bearing device is effectively used, while maintaining existing dimension of the journal shaft 1 and the bush 2, to prevent a partial run-out of an oil film and a shortage of the oil film.
Patent KR-20030076312-A (KR)
Title: 광 디스크 장치
IPC: G11B27/24
Filed: 2003-03-17
Abstract: 기존의 디스크 및 기존의 기록계 신호 처리 회로를 이용하여 디스크 기록을 고밀도화한 광 디스크 장치를 제공한다.  기존의 제1 규격에 대응하는 기록용 디스크에의 기록 시에, 제1 및 제2 기록계 신호 처리 회로(9, 10)의 한쪽을 선택적으로 사용 가능하게 하고, 제2 기록계 신호 처리 회로(10)에 의해 생성되는 기록 데이터를 제1 규격에 대응하는 기록용 디스크에 기록하는 고밀도 기록 모드에 의한 기록을 행할 수 있도록 하고 있다.  이에 의해, 기존의 제1 규격에 대응하는 디스크를 이용함과 함께, 기존의 제2 규격의 데이터 포맷을 채용하여 상기 디스크에 제1 규격의 데이터 포맷에 의해 기록한 경우에 비하여 고밀도로 기록하고, 기록 용량의 확대를 도모한다.
Patent KR-20040079801-A (KR)
Inventor: KANG YOUNG JU
IPC: A61K8/19
Filed: 2003-03-20
Abstract: PURPOSE: A composition for maintaining a permanent wave containing alum as an essential component and saccharin, glucose, lactose or ginseng as an auxiliary component is provided. The composition maintains the permanent wave for a long period of time while preventing hair loss. CONSTITUTION: The composition for maintaining a permanent wave contains 10 to 90% by weight of alum and an auxiliary component selected from the group consisting of 1 to 30% by weight of saccharin, 1 to 50% by weight of glucose, 1 to 30% by weight of lactose or 1 to 30% by weight of ginseng, based on the total weight of the composition.
Patent KR-20030078792-A (KR)
Title: 컨텐츠 검색 장치, 컨텐츠 검색 방법, 컨텐츠 변환 장치,컨텐츠 변환 방법 및 프로그램을 저장한 기억 매체
IPC: G06F17/30
Filed: 2003-03-28
Abstract: 본 발명은, 검색 요구와 검색 대상의 컨텐츠 기술의 관점이 다른 표현인 경우에, 컨텐츠 기술에 포함되는 용어와 용어를 다르게 표현한 용어를 대응시켜 기술한 용어 변환 기술을 이용하여, 검색 요구와 검색 대상의 컨텐츠 기술의 관점이 같은 표현이 되도록 변환하고 나서 컨텐츠를 검색하도록 한 것이다.  이것에 의해, 컨텐츠 기술에 복수의 관점을 기술하지 않더라도, 검색 요구에 이용할 수 있는 표현수를 늘릴 수 있고, 또한 컨텐츠 기술의 용장성을 억제할 수 있다.
Patent KR-20040085419-A (KR)
Inventor: HUH HUN
IPC: H04R17/00
Filed: 2003-03-31
Abstract: PURPOSE: An electronic sound device by using a piezoelectric ceramic is provided to improve the productivity by vibrating the pad of the personal communication terminal screen as well as to reduce the manufacturing cost. CONSTITUTION: An electronic sound device(100) by using a piezoelectric ceramic includes a metal thin film(111), a pair of piezoelectric vibrational plates(113,114), a bimorph(110), a supporting protrusion(121) and a vibration transform member(120). The metal thin film(111) is provided with a connection terminal(112) formed at a predetermined position of the metal thin film(111). The pair of piezoelectric vibrational plate(113,114) are formed on the top and bottom surface of the metal thin film(111). The bimorph(110) is formed by connecting the piezoelectric vibrational plates(113,114) with an interconnection wire(B1). The supporting protrusion(121) exactly supports the middle portion of the bimorph(110) inserted from one side. And, the vibration transform member(120) transforms the vibration of the bimorph(110).
Patent KR-20040087705-A (KR)
Inventor: PARK BYEONG HO
IPC: C08K3/34
Filed: 2003-04-07
Abstract: PURPOSE: An inner liner rubber composition for tires is provided, which contains nanoclay with negative charge and improves an air permeability-resistance and mechanical properties. CONSTITUTION: The inner liner rubber composition contains 3-20pts.wt.(based on a raw rubber of 100pts.wt.) of the nanoclay with negative charge and 1.5-7.5pts.wt. of a dimethyl alkyl ammonium salt(R,R'-N'(CH3)2Cl¬-) as a cationic surfactant, wherein R is a C12-C16 saturated or unsaturated carbon compound and R' is a C0-C8 saturated or unsaturated carbon compound.
Patent KR-20030039352-A (KR)
Inventor: YANG CHANG HO
IPC: G06Q50/32
Filed: 2003-04-08
Abstract: PURPOSE: A system and a method for providing an agent service of address change are provided to reduce the social expense of a delivery process by decreasing return ratio of various bills and postal matters, as using the initial reported businessman as a service reception window, and refining and certifying the modified address data as a standard address. CONSTITUTION: A communication module(21) processes the data transmission/reception with a business system(10-1) through the communication network. A controller(22) controls the subsidiary devices of a server(20). An address refining module(24) modifies or standardizes an error of the modified address data. An address certification module(25) confirms the existence of the modified address. A report agent module(26) reports the refined and certified data to the corresponding business system as a proxy. A database(27) stores and manages various kinds of address related data necessary for refining and certifying the address.
Patent KR-20040088084-A (KR)
Inventor: CHO CHA JE
IPC: H05K3/28
Filed: 2003-04-08
Abstract: PURPOSE: A copper foil for solder bump and a fabricating method thereof are provided to enhance adhesive force in a process for adhering a resin by forming a micro nodule layer on a bump layer. CONSTITUTION: A copper foil is formed by laminating a bump layer, a stop layer, and a signal processing layer. The bump layer(10) is formed with copper or copper alloy. The stop layer(30) is formed with nickel alloy. The signal processing layer(40) is formed with copper. A concordant processing layer(20) of 0.1 to 10 micrometers is formed between the bump layer and the stop layer. The concordant processing layer is formed with copper or copper alloy in order to enhance adhesive force between an insulating layer of a bump and an insulating resin material.
Patent KR-20030040284-A (KR)
Inventor: LEE HYE WON
IPC: G06F17/00
Filed: 2003-04-11
Abstract: PURPOSE: An original model of a Web 3D(Dimensional) user interface is provided to create new value through smooth and sufficient communication by realizing more easy and convenient navigation than 2D base interface through 3D graphics and suggesting an efficient and complex information transfer and acquirement method on 3D space. CONSTITUTION: 3D objects are arranged in the 3D virtual space when making an Internet user interface. An advertisement and the information are provided on the Internet and an OS(Operating System) by using the 3D objects arranged in the 3D virtual space. A user interacts the 3D objects forward/backward or left/right by using a mouse and uses an interaction function as a web browser by integrating the interaction functions.
Patent KR-20040090047-A (KR)
Title: Plaster bandage containing silver and method for treating a wound using the same
Inventor: LEE JUNG SUK
IPC: A61L15/42
Filed: 2003-04-16
Abstract: PURPOSE: A plaster bandage and a method for treating a wound by using the same are provided to inhibit microbial infection by silver component having excellent sterilizing power and harmlessness on humans. CONSTITUTION: The plaster bandage or splint(phil cast) containing silver is prepared by slightly wringing a plaster bandage or splint in the state of being impregnated in water(21-25 deg.C) containing 3-40 ppm of silver solution with silver particles of 0.005-1 micrometer for 5 seconds to 1 minute so as to get drenched sufficiently by the silver solution. The surgical method comprises the steps of: swathing a wound with a medical cotton wool, a gauze, a roll bandage or a padding; swathing the wound with the above splint(phil cast) or plaster bandage spirally to be overlapped; and keeping the surface of the cast in a wet condition to get a predetermined shape and then drying in air during the predetermined period. In the method, the cotton wool, the gauze, the roll bandage or the padding may comprise silver by impregnating, spraying or weaving.
Patent KR-20040098975-A (KR)
Inventor: DO SANG HYEON
IPC: H04B10/00
Filed: 2003-05-16
Abstract: PURPOSE: An optical signal performance monitoring apparatus, particularly for monitoring distortion of an optical signal generated in its transmission and reception by using a change in distribution of data according to a change of a reference voltage, is provided to reduce an error rate of a bit error rate measuring method with a Q value, monitor performance of an optical signal irrespective of a data format. CONSTITUTION: An optical signal detector(120) converts an optical signal received through a transmission line into an electric signal. A reference voltage generator(160) generates reference voltages at certain intervals including an overall range of a signal level of the electric signal. A comparator(140) compares each signal level of electric signals with each size of reference voltages and calculates a difference value according to the comparison result. An average voltage calculator(180) calculates an average voltage value of the difference value by units of certain signal level. A memory(220) accumulatively stores the average voltage value. A processor(260) calculates a distribution function by using the accumulated average voltage values stored in the memory(220).
Patent KR-20040022380-A (KR)
Inventor: JUNG JONG SAM
IPC: G11B7/007
Filed: 2003-05-20
Abstract: PURPOSE: An optical information storage medium and a recording and/or reproducing method thereof are provided to simplify a process of manufacturing the optical information storage medium. CONSTITUTION: An optical information storage medium includes a read-in region(10), a user data region(13), and a read-out region(15). Data is recorded in a part of the read-in region or the entire read-in region as wobbling pits, and data is recorded in other regions as pits. The region in which the data is recorded as the wobbling pits is a region where information that is not changed for the same physical format is recorded. The region in which the wobbling pits are recorded records information related with the storage medium. The region in which the data is recorded as the wobbling pits has a data recording modulation method different from a data recording modulation method of the region in which the data is recorded as the pits.
Patent KR-20040102512-A (KR)
Inventor: JUNG BO SEON
IPC: D06F33/02
Filed: 2003-05-28
Abstract: PURPOSE: A washing method of a washing machine is provided to wash and rinse the laundry efficiently, and to reduce water and energy consumption by accurately calculating the detergent amount dissolved sufficiently in washing water and optimally setting washing pattern. CONSTITUTION: The hardness of washing water measured in washing is loaded in turning on the washing machine, and the water level and the washing pattern are set according to the laundry amount and the hardness of washing water(S1,S2). Detergent is dissolved in supplying water to the first predetermined water level(S3). The amount of detergent dissolved in washing water is measured for the predetermined time(S4,S5). The second water level and the third water level are reset according to the measured detergent amount, and washing is performed at the first predetermined water level(S6,S7). Washing is performed according to the washing pattern in supplying water to the second predetermined water level, and according to the reset washing pattern in supplying water to the third predetermined water level(S8,S9). Rinsing is performed after finishing washing(S10). The hardness of washing water is measured and stored before finishing the final rinsing course, and the dehydration course is performed in finishing rinsing(S11,S12).
Patent KR-20030094029-A (KR)
Title: 반도체 장치 및 그 제조 방법
IPC: H01L23/12
Filed: 2003-05-30
Abstract: 반도체 장치에서는, 재배열 배선을 형성하는 공정을 단순화하기 위해서 반도체 칩을 옆으로 나란히 배열하는 경우 복수의 반도체 칩 각각의 회로 형성면을 동일 레벨에 용이하게 배치시킬 수 있다.  2차원 배열의 접착제층을 통해 반도체 칩이 기판 위에 탑재된다.  수지층은 기판 위에 형성되고 반도체 소자 주위에 배치된다.  이 수지는 반도체 소자의 두께와 동일한 두께를 갖는다.  수지층의 표면과 반도체 소자의 회로 형성면 위에 유기 절연층이 형성된다.  유전 절연층과 반도체 칩의 전극 위에 재배열 배선층이 형성된다.  재배열 배선층의 배선을 통해서 반도체 소자의 회로 형성면에 외부 접속 단자가 전기적으로 접속된다.
Patent KR-20040105187-A (KR)
Inventor: CHOO IN JANG
IPC: H01F10/32
Filed: 2003-06-05
Abstract: PURPOSE: A magnetic tunnel junction structure is provided to enhance surface roughness, thereby improving the thermal stability and reducing the temperature dependency of magnetoresistance by forming the lower electrode of an amorphous CoNbZr alloy. CONSTITUTION: A magnetic tunnel junction comprises an upper ferromagnetic layer, a lower ferromagnetic layer, and an insulating layer for tunneling barrier between the upper and lower ferromagnetic layers. The lower ferromagnetic layer is formed by using an amorphous CoNbZr alloy. The CoNbZr alloy has good characteristics of thermal stability and surface roughness.
Patent KR-20040042791-A (KR)
Inventor: MUKASA KOICHI
IPC: H01J9/02
Filed: 2003-06-17
Abstract: PURPOSE: To provide a fibrous solid carbon aggregate where the number of ultra-fine graphite filaments such as carbon nano-tube type fiber is increased, and a method for producing the same. CONSTITUTION: The fibrous solid carbon aggregate is characterized in that many ultra-fine graphite filaments(6) are grown on the surface of a carbonized fibrous body(8), in the inside of the fibrous body and in a gap between the fibrous bodies. The method comprises steps of depositing fine particles of a catalyst on the surfaces of the fibrous body, in the inside of each fibrous bodies and in the gap between the fibrous bodies; and contacting the catalyst fine-particles deposited fibrous bodies with a hydrocarbon gas at a high temperature in an anaerobic condition to carbonize the fibrous bodies and generate and grow a limitless number of ultra-fine graphite filaments on the surfaces of the fibrous bodies, in the inside of each fibrous bodies and in the gap between the fibrous bodies.
Patent KR-20040110405-A (KR)
Inventor: HA YUN GYEONG
Filed: 2003-06-19
Abstract: PURPOSE: A cyber apartment system and an EC(Electronic Commerce) method using a homepage offered from the same are provided to enable a resident to check notice, homework, and preparative matter by connecting to each school homepage in the system, and enable the resident to prepare the preparative matter of children by receiving information from a stationery through an E-mail or the SMS(Short Message Service). CONSTITUTION: A homepage service part(110) provides a homepage service to the stationery(300) and a school(400). A certification/settlement part(120) undertakes certification/settlement of the EC between the stationery and the resident(200) through the homepage provided from the homepage service part. An SMS/E-mail transmitter(130) undertakes information exchange among the resident, the stationery, and the school. A database(140) stores the information of the stationery/school/resident and the preparative matter information of each class inputted from the school.