baber/WOPTO huggingface dataset:
Patent KR-20010038384-A (KR)
Inventor: HA YEONG HUN
IPC: G02F1/13
Filed: 1999-10-25
Abstract: PURPOSE: A method for manufacturing an array substrate for a thin film transistor liquid crystal display(TFT-LCD) is to prevent a static electricity induced between data lines. CONSTITUTION: A data line(119) is formed on a substrate. Data pads(115a,115b) having an extended portion(124) respectively are formed on the ends of the data lines. The first shorting bar(125) is connected to the extended portion of odd data pads(115a), for shorting the odd data lines(119). The second shorting bar(129) is connected to the extended portion of even data pads(115b), for shorting the even data lines. A semiconductor layer(116) is formed to be overlapped with the data lines, the data pads and a lower part of the first or second shorting bar(125,129). The third shorting bar(133) is formed on the same layer with the semiconductor layer and is vertically extended to left and right from the semiconductor layer. The third shorting bar(133) plays a role in shorting the data lines.
Patent KR-20000006788-A (KR)
Inventor: KIM KYUNG HWAN
IPC: H05B37/02
Filed: 1999-11-03
Abstract: PURPOSE: A wireless controller of a lighting lamp apparatus is provided to shorten the constructing period, to prevent the intensity of a building from deteriorating and to minimize effect given when changing a plan or an interior structure. CONSTITUTION: The wireless controller of the lighting lamp apparatus is composed of: a wireless controller(2) that is attached on a fluorescent lamp(1) to control lighting on and putting out by receiving the electric wave from a remote controls(3,4); a combination remote control(3) for lighting on and putting out the wanted fluorescent lamp apparatus(1) and the wanted lamp(5) in the wanted position by sending the wave to the wireless controller; and a remote control for private use(4) of each room that is used instead of the combination remote control.
Patent KR-20010048959-A (KR)
Inventor: KIM TAE GYUN
IPC: H04L12/58
Filed: 1999-11-30
Abstract: PURPOSE: A method for providing a personal web page service on the internet is provided to form a personal characteristic, web page and content in a database, provide a certain rule for utilizing the database and generates a personal web page having a user's characteristic. CONSTITUTION: A service provider forms a personal characteristic, a web page component based on the personal characteristic and a contents which is provided on the web page in a database(S300). When a user is connected with a site of the service provider through the internet and requests a user's characteristic-based personal web page, the web server performs a verification procedure for verifying whether the connected user is a registered user(S400). A basic web page is formed based on the user's characteristic(S500-2). The formed web page and contents are transferred to the user through the internet(S500-3).
Patent KR-20010053766-A (KR)
Inventor: CHO MIN GU
IPC: H04L12/24
Filed: 1999-12-01
Abstract: PURPOSE: A device for automatizing a change history management of IN(Intelligent Network) service subscriber data is provided to automatically generate and manage a change history of service subscriber data in an SMS(Service Management System). CONSTITUTION: A service subscriber data table schema analyzer(2) analyzes a service subscriber table schema(1), and analyzes an item necessary for a change history. A change history managing information storing unit(5) stores change history managing information supplied when data for service subscriber table information(3) is changed. A generator(4) uses the information supplied from the change history managing information storing unit(5) and the service subscriber table information(3), and generates a change history managing program code(6). A change history table performs the generated change history managing program code(6), and stores the changed history information.
Patent KR-20010055825-A (KR)
Inventor: CHOI HWA SUN
IPC: B21B31/00
Filed: 1999-12-13
Abstract: PURPOSE: A roll housing liner of a rolling mill is provided to prevent the generation of gap even when a rolling load is applied to the roll housing by forming liners of the roll housing with different thickness in the center part and upper and lower end parts in a taper structure, thereby restraining the movement of chokes. CONSTITUTION: A roll housing liner of a rolling mill includes taper liners(8) attached to an inner wall of a roll housing without any space at a rolling subject inlet part, wherein upper taper liners have a thick upper part and a thin lower part, and lower taper liners have a thin upper part and a thick lower part, so that the taper liners become bent as a rolling load is applied and a space among the taper liners, a working roll choke and a backup roll choke is maintained uniformly without any generation of gap.
Patent KR-20000062241-A (KR)
Title: 투사형 표시 장치 및 이것에 사용되는 프리즘
IPC: G02B27/18
Filed: 1999-12-30
Abstract: 광 조사면에 조사된 광의 사출 방향을 화상정보에 따라서 제어하는 것에 의해, 광을 변조하는 광 변조장치를 사용한 투사형 표시 장치에 있어서, 투사형 표시 장치의 소형화를 도모한다. 
     프리즘은 조명 광학계로부터 사출되어 입사하는 조명광을 반사하여 광 변조장치의 광 조사면에 소정의 각도로 입사됨과 동시에, 광 변조장치로부터 사출된 변조광을 투과하여 투사 광학계 쪽으로 사출하는 선택 반사 투과면을 갖는다.  선택 반사 투과면은, 광 조사면에 평행한 평면상에 조명광의 광로를 투영하였을 때, 조명 광학계로부터 사출되어 선택 반사 투과면에 입사하는 조명광의 중심축이, 선택 반사 투과면에서 반사되어 광 조사면에 입사하는 조명광의 중심축의 기울기와 다른 기울기를 갖도록 형성되어 있다.
Patent KR-20010059061-A (KR)
Inventor: PARK MIN GYU
IPC: F01N3/02
Filed: 1999-12-30
Abstract: PURPOSE: A moisture removing unit of an exhaust gas particulate substance removing device is provided to solve a problem of white smoke during starting and traveling by removing the moisture collected in a filter via a moisture removing valve. CONSTITUTION: In a moisture removing unit of an exhaust gas particulate substance removing device, a discharge line(54) is formed to communicated housings(52) of first and second combustion filters(12,14). A discharge port(56) is formed in the middle of the discharge line, and an opening/shutting selective valve(58) controlled by an ECU(Electronic Control Unit)(16) is installed therein. The opening/shutting selective valve is driven by a DC motor(60). The clogging of the first filter is detected by the ECU, and the ECU determines that an exhaust pipe is used. Upon selection of the second filter, a first exhaust selection valve(18) is opened while a first exhaust pipe(8) is shut off. Thereafter, a second exhaust selection valve(20) is opened to use the second combustion filter. Simultaneously, the ECU controls the opening/shutting selective valve to communicate the discharge line of the second combustion filter with the discharge port. Therefore, moisture is discharged.
Patent KR-20000069290-A (KR)
Title: Electrical system for turbine/alternator on common shaft
IPC: H02P9/44
Filed: 1997-12-03
Abstract: An electrical system and method for a turbine/alternator comprising a gas driven turbine and a permanent magnet alternator rotating on a common shaft includes an inverter circuit connectable either to an output circuit or the stator winding of the alternator. A control circuit during a start-up mode switches the inverter circuit to the stator winding of the alternator and during a power out mode switches the inverter circuit to the output circuit. During the power out mode, current data is sensed and is used for current limit and/or power balancing.
Patent KR-20000070374-A (KR)
Title: 컴퓨터 자원의 로크방법 및 장치
IPC: G06F9/46
Filed: 1997-01-23
Abstract: 본 발명은 컴퓨터 자원의 로크장치 및 방법에 관한 것으로, 컴퓨터 프로세서는 다수의 레지스터 쌍 LOCKADDR/LOCKCOUNT을 포함하고, 각각의 쌍에서 LOCKADDR/LOCKCOUNT 레지스터는 컴퓨터 자원을 위한 로크를 식별하는 값을 보유하며, 로크 명령이 발생되면 대응하는 LOCKCOUNT 레지스터가 인크리먼트되고, 언로크 명령이 발생되면 대응하는 LOCKCOUNT 레지스터가 디크리먼트되며, LOCKCOUNT 레지스터와 관련된 카운트가 제로까지 디크리먼트되면 로크가 해제되고, 이러한 구조는 빈번하게 발생하는 상황에서 고속의 로크 및 언로크 방법을 제공하며, 일부 실시예에서, LOCKCOUNT 레지스터가 생략되고 로크에 대응하는 임의의 언로크 명령상에서 로크가 해제되며, 일부 실시예에서, 컴퓨터 오브젝트는 클래스 구조에 대한 포인터를 포함하는 헤더를 포함하고, 클래스 구조는 4바이트 한계로 정렬되며, 따라서 클래스 구조로의 포인터의 2개 LSBs는 제로가 되고 헤더에 기억되지 않으며, 대신 2개 헤더 LSBs는: (1) 오브젝트가 로크되는지 여부를 나타내는 LOCK 비트, 및 (2) 스레드가 오브젝트에 대한 로크를 받아들이기 위해 기다리고 있는지 여부를 나타내는 WANT 비트를 기억하는 것을 특징으로 한다.
Patent KR-20000070565-A (KR)
Title: 고전력의 니켈 금속 수소화물 배터리 및 이에 사용되는 고전력의 전극
Inventor: VENKATESAN SRINIVASAN
IPC: H01M4/24
Filed: 1998-01-29
Abstract: 본 발명은 전력 출력 및 재충전율을 증가시킬 수 있는 니켈 금속 수소화물 배터리 및 전극에 관한 것이다. 상기 배터리 및 전극은 내부 전도성을 증가시킨다. 양전극 및 음전극은 다공질 금속 기판상에 분말형태의 금속 수소화물 활성물질을 압착함으로써 형성된다. 상기 기판은 구리, 구리 도금된 니켈, 또는 구리-니켈 합금으로 형성되며, 추가로 전기적으로 전도성을 가지며 배터리 환경에서 부식에 대해 저항성을 가진 니켈과 같은 물질로 도금될 수 있다. 또한 상기 양전극은 상기 기판상에 고전도율의 영역부를 포함할 수 있다. 상기 영역부는 상기 기판의 나머지 영역보다 더 높은 전기 전도율을 가진다. 다음 각각의 전극(1)은 니켈, 또는 니켈 도금된 구리로 이루어진 탭(2)을 포함할 수 있다.
Patent KR-20000070702-A (KR)
Title: 살진균제로서 피리딘 환 상에 카복실산 유도체를 갖는 2-메톡시이미노-2-(피리디닐옥시메틸)페닐 아세트아미드
IPC: C07D213/79
Filed: 1998-01-29
Abstract: 본 발명은 피리딘 환 상에 카복실산 치환체를 갖는 신규한 2-메톡시이미노-2-(피리디닐옥시메틸)페닐 아세트아미드 화합물, 살진균제 화합물로서의 이의 용도, 및 활성 성분으로서 하나 이상의 2-메톡시이미노-2-(피리디닐옥시메틸)페닐 아세트아미드 화합물을 포함하는 살진균제 조성물에서의 이의 용도를 제공한다.
Patent KR-20000075686-A (KR)
Title: 다중 소스 키패드 채널 입력 시스템 및 방법
IPC: H04N5/50
Filed: 1998-03-06
Abstract: 시스템 및 방법은 텔레비전 시청자로 하여금 수신된 텔레비전 신호의 소스를 사전 선택할 필요 없이 채널을 선택하도록 한다. 만약 요구된 채널을 사용하는 위성 시스템, 고선명 텔레비전(HDTV), 혹은 케이블 TV와 같은 모든 다중 소스에 상충이 발생한다면, 상기 시스템은 시청자에게 텔레비전 디스플레이 상에 상충이 있음을 알려주고, 선택된 채널을 위해 요구된 소스에 대해 시청자를 고무시킨다.
Patent KR-20010020365-A (KR)
Title: 옹벽 시스템
IPC: E02B3/12
Filed: 1998-04-27
Abstract: 옹벽 시스템(10)은 다수의 코스(14)내에 배열되어 있는 다수의 타이어(11)를 포함하는 것으로 정의된다. 타이어는 벽과 오프셋될 수 있으며 다양한 방법으로 절단될 수 있어 벽의 강도를 양호하게 개선한다. 추가로, 타이어 또는 컨베이어 벨트로부터 형성된 보강부(25, 30, 32)는 벽 시스템과 연관되어져 있어 벽의 구조적 안정성을 개선한다.
Patent KR-20010012350-A (KR)
IPC: H01B3/44
Filed: 1999-03-10
Abstract: 본 발명은 투명도, 기계적 강도 및 성형성이 우수한 에틸렌계 공중합체 조성물을 얻는 것을 목적으로 한다.   이 에틸렌계 공중합체 조성물은 에틸렌·α-올레핀 공중합체와 고압 라디칼법 저밀도 폴리에틸렌으로 되어 있다. 
     상기 에틸렌·α-올레핀 공중합체는 에틸렌과 탄소수 6~8의 α-올레핀의 공중합체이며 또한 하기의 특성을 갖는다: 
     용융장력(MT)과 멜트플로우레이트(MFR)는 9.0 × MFR -0.65 〉 MT 〉 2.2 × MFR -0.84 의 관계를 만족하며;  유동 활성화 에너지((E a )×10 -4 J/molK), 공중합체 중의 α-올레핀 탄소수(C) 및 공중합체 중의 α-올레핀의 함유율(x mol%)이  (0.039Ln(C-2)+0.0096)×x+2.87〈E a ×10 -4 ≤(0.039Ln(C-2)+0.1660)×x+2.87 관계를 만족하며; 상기 공중합체 조성물로부터 제조한 인플레이션 필름의 헤이즈가 특정의 관계를 만족한다.  상기 에틸렌계 공중합체 조성물은 필름, 시트, 포장재, 사출성형체, 발포성형체 및 섬유 등의 성형체의 제조용으로 사용된다.  이들 성형체는 기계적 강도, 열안전성 또는 투명도가 우수하다.
Patent KR-20010012896-A (KR)
Inventor: KATSUMOTO HIROSHI
IPC: H04L27/26
Filed: 1998-05-12
Abstract: A receiver is provided which can perform normal reception even under strict environments such as multi-path environments. A frequency offset detector (7) detects a frequency offset amount in accordance with a phase reference symbol. The detected frequency offset value is integrated by an integrator (17). The integrated value is compared by a comparator (18) with a predetermined threshold value range. If the integrated value output from the integrator is in the threshold value range, a frequency offset value amount detected by another frequency offset detector (8) in accordance with a phase difference of a delay- detection output is selected by a switch circuit (10). If the integrated value is not in the threshold value range, the frequency offset value detected by the frequency offset detector (7) is selected by the switch circuit (10). In accordance with each selected frequency offset value, automatic frequency control of the receiver is performed.
Patent KR-20010068560-A (KR)
Title: Inspection apparatus for Liquid Crystal Display
Inventor: KANG SEONG UNG
IPC: G02F1/13
Filed: 2000-01-06
Abstract: PURPOSE: An inspecting device for a liquid crystal display device is provided to connect microscopic terminals of a flexible board and a drive board to a metal line bundle without requiring a separate prove block. CONSTITUTION: A TAP IC is connected to a data line and a gate line terminal of a liquid crystal display device. A flexible board(30) transmits a driving signal towards the TAP IC. The flexible board(30) is connected to a drive board(20). A guiding plate(50) is provided on an upper portion of the drive board(20). A guiding slot(51) is formed in the guiding plate(50) so as to receive terminals of the drive board(20) and the flexible board(30). A pad(40) is inserted into the guiding slot(51) so as to connect the corresponding terminals of the boards(20,30). Metal wires are provided in a bundle so as to electrically connect the terminals.
Patent KR-20000053479-A (KR)
Inventor: RAITEUL STEPHEN ALLEN
IPC: H01L21/768
Filed: 2000-01-13
Abstract: PURPOSE: A method for manufacturing an integrated circuit is provided to eliminate the need to align a layer on another layer and to reduce a serial resistance by defining a via or a contact by two extended mask openings and crossing of respective openings in a separated mask. CONSTITUTION: A method for manufacturing an integrated circuit comprises the steps of: preparing a substrate having a dielectric layer(1) on a conductive material(3,5); evaporating a hard mask(7) on the dielectric layer; optically defining at least one of a first extension opening by supplying a first photoresist(9) on the hard mask; etching the hard mask for making the first extension opening deep to form a trench having a base part in the dielectric layer, and partially etching the dielectric layer; eliminating the first photoresist; supplying a second photoresist to optically define at least one of a second extension opening which intersects at least one trench; and etching the exposed dielectric from the base part of the trench(13) to the lower conductive material.
Patent KR-20000057865-A (KR)
Inventor: WATANABETAKASI
IPC: H04N5/369
Filed: 2000-02-01
Abstract: PURPOSE: An amplifying type charge coupled device(CCD) is provided to decrease an amount of a leakage current by setting an inverse bias voltage which is lower than a power supply voltage needed to a signal read operation. CONSTITUTION: A first amplifying MOS transistor(101), a second reset MOS transistor and a third pixel selection MOS transistor(103) are depletion type transistors. A reset power line(114) is separately provided from a power line(14) in which a signal read power supply voltage(VD). A voltage(VP) which is lower than the signal read power supply voltage(VD) is generated by a voltage dividing circuit(25) and the generated voltage(VP) is provided to the reset power line(114).
Patent KR-20000057870-A (KR)
Title: Disposable diaper
Inventor: OTSUBO TOSHIFUMI
IPC: A61F5/44
Filed: 2000-02-02
Abstract: PURPOSE: A disposable diaper for absorption and containment of body wastes is provided. CONSTITUTION: A disposable diaper comprises a laminated panel having a liquid-pervious topsheet, a liquid-impervious backsheet and a liquid-absorbent core disposed the topsheet and the backsheet to configure a front waist region, a rear waist region and a crotch region extending between the front and rear waist regions; the laminated panel being provided with a concavity having a pair of joined edges extending along a longitudinal center line of the panel from the rear waist region to the crotch region and depressed toward a surface of the panel remote from the wearer's skin, the concavity comprising a pair of sections divided along the joined edges and defining a space of a given shape between the joined edges before the joined edges are joined together, and the concavity which is formed as the pair of sections being drawn near toward each other and the joined edges being joined together on the longitudinal center line.
Patent KR-20010083992-A (KR)
Inventor: CHO JEONG BOK
IPC: H01J29/70
Filed: 2000-02-23
Abstract: PURPOSE: A deflection yoke is provided to satisfy user request and increase product reliability by allowing the case to be filled with ferrite powder to have various shapes. CONSTITUTION: A deflection yoke comprises a coil separator(1) formed in a symmetric shape, and which has a horizontal deflection coil(2) and a vertical deflection coil(3) for deflecting electron beam in a horizontal direction and vertical direction; a magnetic field reinforcing unit disposed at the outer surface of the coil separator, and which reinforces magnetic field produced from the horizontal and vertical deflection coils. The magnetic field reinforcing unit includes a case(100) constituted by an inner plate and an outer plate forming a space between two plates, wherein the case is formed of an insulating material; and a ferrite powder(200) which fills the space of the case and reinforces the magnetic field produced from horizontal and vertical deflection coils.
Patent KR-20010091370-A (KR)
Title: Method for fabricating an optical fiber preform
Inventor: DO MUN HYEON
IPC: G02B6/00
Filed: 2000-03-15
Abstract: PURPOSE: A method for manufacturing a raw material of an optical fiber is provided to reduce a time for manufacturing an optical fiber by condensing and closing the first raw material and the second sleeve tube simultaneously. CONSTITUTION: The first raw material(11) and the second sleeve tube(12) are installed on a vertical lathe. The first raw material(11) and the second sleeve tube(12) are rotated to the same direction on the vertical lathe. The first raw material(11) is fixed to the first dummy tube(14a) and on an upper chuck of the vertical lathe. The second sleeve tube(12) is fixed to the second dummy tube(13a) and on a lower chuck of the vertical lathe. A gas supply tube is installed on an upper side of the vertical lathe. A vacuum pump(16) is installed on a lower side of the vertical lathe. A heating portion(20) is installed on an outer circumference of the second sleeve tube(12).
Patent KR-20010089948-A (KR)
Title: Adhesive composition for copper foil and copper-foil-clad laminate prepared by using the same
Inventor: AHN GWANG YONG
IPC: C09J201/00
Filed: 2000-03-16
Abstract: PURPOSE: Provided are an adhesive composition for attaching the copper foil to an insulating substrate and a copper foil lamination plate for a printed circuit board by using the adhesive composition. CONSTITUTION: The adhesive composition for the copper foil comprises 30-60pts.wt. of a polyvinyl acetal resin, 20-40pts.wt. of a diallyl phthalate resin, 15-35pts.wt. of an epoxy resin, 0.01-0.1pts.wt. of a silane coupling agent, and 0.1-5.0wt%(based on 100wt% of the diallyl phthalate resin) of a peroxide catalyst. And the copper foil lamination plate is produced by the steps of: spreading the adhesive composition on the copper foil and drying to form an adhesive layer on the copper foil; laminating the adhesive layer of the copper foil on the insulating substrate; heating and pressing.
Patent KR-20010092059-A (KR)
Title: Auto control device for door in refrigerator
Inventor: JUNG GYEONG JU
IPC: F25D29/00
Filed: 2000-03-20
Abstract: PURPOSE: An automatic control apparatus is provided to prevent frequent opening of the refrigerator door and cooling air leakage by preventing the refrigerator door from being opened by an unauthorized person or children. CONSTITUTION: An apparatus comprises a finger print sensor(9) attached to the front surface of a refrigerator door; a micro computer(27) for comparing the detection signal output from the finger print sensor with a preset finger print signal, and judging whether the detection signal is the same with the preset finger print signal; and an automatic control unit for refrigerator door open/close for automatically controlling refrigerator door open/close operation in accordance with the judgement value output from the micro computer. The automatic control unit includes a first magnet mounted to a refrigerator main body(15); a second magnet mounted to a refrigerator door(3); and a magnetic force generating unit for converting polarity or magnetic strength of magnets in accordance with the output from the micro computer.
Patent KR-20010092912-A (KR)
Title: Display panel and manufacturing method thereof
Inventor: CHOI GYEONG U
IPC: H01J9/24
Filed: 2000-03-27
Abstract: PURPOSE: A display panel and method for manufacturing the same is provided to achieve an improved luminance efficiency with less power consumption by displaying image through the use of fluorescent material excited by electron. CONSTITUTION: A display panel comprises a front substrate(21); the first electrode(31) and the second electrode(32) which are transparent and formed in parallel with each other at the inner surface of the front substrate; a dielectric layer(23) formed at the inner surface of the front substrate in such a manner as to cover both first and second electrodes; a barrier rib(24) extended from the dielectric layer in a direction perpendicular to first and second electrodes, and which forms discharge space of vacuum state; R, G, B fluorescent materials deposited between barrier ribs, and which are excited by the discharged electron; a rear substrate(22) attached to the front substrate; the third electrode(33) formed at the inner surface of the rear substrate in a direction perpendicular to first and second electrodes; and a dielectric layer(26) formed at the inner surface of the rear substrate in such a manner as to cover the third electrode.
Patent KR-20010014644-A (KR)
Title: Method and agent for reducing chlorinated aromatic compounds
Inventor: MINEMURA MASAHIKO
IPC: A62D101/22
Filed: 2000-03-28
Abstract: PURPOSE: An agent is provided to reduce chlorinated aromatic compounds such as dioxin, PCB and DDT generated by incineration of waste matter. CONSTITUTION: Chlorinated aromatic compounds such as dioxin, PCB and DDT can be effectively reduced by mixing the chlorinated aromatic compounds with an SiH group-bearing organosilicon compound and heating the mixture at 150-1300 deg.C.
Patent KR-20000049513-A (KR)
Inventor: HAN JAE SUN
IPC: G01N21/00
Filed: 2000-04-01
Abstract: PURPOSE: An absorbance meter eliminating the necessity of dark room condition is provided to achieve a simple and rapid measuring of absorbance without being affected by an external light. CONSTITUTION: An absorbance meter comprises a light source(10) for emitting light modulated to a predetermined frequency, a photosensor(5) positioned separately from the light source(10), a test sample(3) being arranged between the photosensor(5) and the light source(10), a multiplier(8) receiving a detection signal from the photosensor(5) and outputting a value obtained by multiplying the detection signal with the signal having a frequency same as that of the light source(10), and a low pass filter(9) connected to a rear end of the multiplier(8) and which eliminates high frequency component.
Patent KR-20000037437-A (KR)
Inventor: JUNG YONG TAEK
IPC: B43K23/008
Filed: 2000-04-24
Abstract: PURPOSE: A noting tool for correcting bad handwriting is provided to correct writing habit by adhering an additional guide to a normal noting tool such as a ball pen and a sign pen. CONSTITUTION: A cover(14) is combined with a body(12) and a groove is formed on the cover. A stick-shaped guide(22) is jointed with the groove, and the end of the guide is formed in a round shape to be slid on the paper surface. The guide is not fixed to the outside of the cover, and a rubber band(20) is inserted into the outer circumference of the body. The guide is inserted between the rubber band and the outer circumference of the body to be fixed by the elasticity of the band. Another groove is formed on the outer circumference of the body corresponding to the sectional area of the guide if the guide is not fixed only by the elastic force of the band.
Patent KR-20000077080-A (KR)
Title: 표면 탄성파 소자의 제조 방법
IPC: H03H3/08
Filed: 2000-04-25
Abstract: 본 발명은, 압전체보다 높은 밀도를 갖는 금속으로 이루어진 인터디지털 트랜스듀서(interdigital transducer)를 갖는 압전체를 형성하는 단계; 및 상기 인터디지털 트랜스듀서 및 상기 압전체의 두께를 줄이기 위하여, 상기 인터디지털 트랜스듀서 및 상기 압전체를 동시에 이온 충돌하는 단계;를 포함하는 표면 탄성파 소자의 제조 방법을 제공한다.
Patent KR-20000077131-A (KR)
Title: 무선 통신 장치를 위한 스위칭 접촉부를 가지는 접개들이다중대역 라디에이터
IPC: H01Q11/08
Filed: 2000-05-03
Abstract: 무선 통신기를 위한 안으로 넣을 수 있는 안테나는 나선형 라디에이터를 통하여 미끄럼 운동하는 장방형 라디에이터를 포함한다.  전기 접촉부는 나선형 라디에이터에 대한 장방형 라디에이터의 위치에 따라 장방형 라디에이터와 나선형 라디에이터 중 하나와 교대로 접촉한다.  나선형 전도체를 분리하기 위해서 전기 접촉부와 접촉하는 위치로 장방형 라디에이터를 움직여줌으로서 기계적으로 분리된다.  안테나의 선호되는 특징은, 안테나가 완전히 안으로 들어간 위치와 완전히 펼쳐진 위치 사이에 있을 때에도, 나선형 라디에이터와 장방형 라디에이터 중 하나는 무선 통신 회선과 전기 접촉한다는 것이다.  다중 대역 조작은 주기성에 기인한 안으로 넣을 수 있는 안테나의 또다른 특징이다.  구성 성분의 개별 스냅 피팅에 의해 조립은 용이해진다.