baber/WOPTO huggingface dataset:
Patent KR-20040048601-A (KR)
Title: Authentication and Management Method in Diameter Server for User Connecting Other Network
Inventor: KIM YEONG JIN
IPC: H04L9/32
Filed: 2002-12-04
Abstract: PURPOSE: A method for authenticating and managing a subscriber connected to other network within a diameter server is provided to receive a wireless LAN service by using the diameter server to authenticate the subscriber connected to other network. CONSTITUTION: A method for authenticating and managing a subscriber connected to other network within a diameter server include an authentication process, a service process, and a reset process. The authentication process is to generate and manage necessary data corresponding to a subscriber according to the subscriber's request connected to other network(301-306). The service process is to provide a service to the subscriber after the authentication process is performed(307-314). The reset process is to finish each session and perform an initialization process when the subscriber requires a session end(315).
Patent KR-20040059799-A (KR)
Title: OELD with improved luminescence
Inventor: LEE WANG JO
IPC: G09G3/30
Filed: 2002-12-30
Abstract: PURPOSE: A luminescence improved organic electro luminescent display(OELD) device is provided to improve the quality of image by preventing the non-uniformity of the luminance due to the change of the threshold voltage. CONSTITUTION: A luminescence improved organic electro luminescent display(OELD) device includes a first thin film transistor(TFT)(240), a second TFT(250), a capacitor(260), an OELD(270), a third TFT(280), a fourth TFT(290) and a threshold voltage compensation circuit(300). The gate and the source of the first TFT(240) are connected to the gate line and the source line, respectively. The gate of the second TFT(250) is connected to the drain of the first TFT(240). The capacitor(260) is connected to the source and the gate of the second TFT(250). The cathode of the OELD(270) is connected to the ground. The source and the drain of the third TFT(280) are connected to the gate and the drain of the second TFT(250) and the first switching signal is applied to the gate of the third TFT(280). The source and the drain of the fourth TFT(290) are connected to the drain of the driving transistor and the anode of the OELD(270) and the second switching signal is applied to the gate of the fourth TFT(290). And, the threshold voltage compensation circuit(300) compensates the threshold voltage of the second TFT(250).
Patent KR-20040060037-A (KR)
Title: Liqude crystal display
Inventor: BAEK HEUM IL
IPC: G02F1/1335
Filed: 2002-12-30
Abstract: PURPOSE: An LCD(Liquid Crystal Display) is provided to enhance reflection efficiency of the outside light in a reflection region and transmission efficiency of the inside light generating from a backlight in a transmission region by applying a guest host mode, thereby enhancing a contrast ratio when displaying an image. CONSTITUTION: A gate bus line and a gate electrode are formed on a lower substrate(50a) made of a transparent insulation substrate. A gate insulation film(54) coated on the substrate(50a) is formed on the gate electrode. A switching device TFT(Thin Film Transistor) comprised of a channel layer(55), an ohmic contact layer(56) and source/drain electrodes(57a,57b) is arranged on a unit pixel region of the lower substrate(50a). A passivation film(58) is coated on the lower substrate(50a). A reflective plate(60) is formed on the passivation film(58) and an insulation film(59) is formed on the reflective plate(60). The first phase difference plate(50b) is formed on the insulation film(59) and an ITO(Indium Tin Oxide) pixel electrode(61) made of transparent metal is formed and arranged on the first phase difference plate(50b). The second phase difference plate(52a) and a polarized plate(53) are adhered on the other side surface of the lower substrate(50a). A liquid crystal layer(63) mixes liquid crystal particles(63a) having a constant refraction anisotropy characteristic with a different color dye(63b) for absorbing light having long-axis components in liquid crystal particles.
Patent KR-20030009271-A (KR)
Title: oneself of rotary motion
Inventor: MIN MYUNG KI
IPC: F03G7/10
Filed: 2002-12-30
Abstract: PURPOSE: A self-rotation machine is provided to generate the rotational force without supplying the energy from outside, and use the rotational force for electric energy and other purposes. CONSTITUTION: An action point for one force using a repulsive force for the tension is installed at the edge of the respective circular rotation plate. A tension spring makes a centripetal force with a repulsive force for the tension. The force becomes unstable when the centripetal force toward the center is not directed to the center because of the repulsive force of the compressive spring, then the repulsive force for the tension of the elastic spring results in the rotational force.
Patent KR-20020032524-A (KR)
IPC: H01L31/12
Filed: 2001-05-08
Abstract: 본 발명은 광전 커플링 소자(1) 및 그 제조 방법에 관한 것이다.  그러한 광전 커플링 소자(1)는 빛을 광로로부터 하나 이상의 광 도파로 소자로 커플링시키는 커플링 수단 및/또는 빛을 하나 이상의 광 도파로 소자로부터 광로로 커플링시키는 커플링 수단(7)을 구비한 커플링부(2), 하나 이상의 광 반도체(28)가 배치되어 있는 소자 기판(34), 및 커플링 수단(7)과 하나 이상의 광 반도체(28)간의 광로를 형성하는 편향 수단(8, 13, 14)을 포함한다.  편향 수단(8, 13)은 광전 커플링 소자(1)의 제조 시에 서로 별개로 조립될 수 있는 광 편향 수단(8) 및 다른 광 편향 수단(13)을 포함하여 광로가 다른 광 편향 수단(13)의 조정에 의해 최적화될 수 있게끔 한다.
Patent KR-20020025183-A (KR)
Title: Device for preparing a plasma for the production of ozone and/or oxygen ions in the air
IPC: C01B13/11
Filed: 2000-07-06
Abstract: A device for the preparation of a plasma for producing ozone and/or oxygen ions in the air following the principle of dielectrically impeded discharge is disclosed. The device comprises: a) a flat, electrically insulating support ( 1, 7 ), the material thereof having a dielectric constant epsilon<SUB>r </SUB>which is at least higher than 30 (that is, epsilon<SUB>r</SUB>>thirty); b) an electrode ( 4 ) is placed on one of the main surfaces of the support ( 1, 7 ), c) at least one electrically insulating layer ( 2, 8 ) made of a dielectric material is placed on the other side of the support ( 1,7 ); d) the dielectric constant of the support ( 1, 7 ) and that of the insulating layer ( 2, 8 ) are different, e) an electrode ( 3, 10 ) made of an electrically conductive material is mounted an the insulating layer ( 2, 8 ), said electrode covering only partially the insulating layer ( 2, 8 ) and a high voltage of an AC generator is applied to both electrodes ( 3, 4 ).
Patent KR-20020048404-A (KR)
IPC: C01B33/141
Filed: 2000-10-31
Abstract: 본 발명은 다음 단계를 포함 규산 함유 용액으로부터 고 순도 실리카졸을 제조하는 방법에 관계한다: 
     (a)규산 함유 용액에 포스폰산-기초 착화제를 첨가하여 용액에 존재하는 금속 양이온과 착화합물을 형성하고; 
     (b)상기 규산함유용액에서 포스폰산-기초 착화제와 금속 양이온을 함유한 침전물을 형성하고; 
     (c)용액에서 침전물을 제거하고; 
     (d)용액에서 규산을 중합시켜 실리카졸을 수득하는 단계. 
     본 발명은 또한 포스폰산-기초 착화제를 포함한 실리카졸에 관계한다.
Patent KR-20020070274-A (KR)
Title: 메세지 대기 시스템 및 방법
IPC: G06F9/46
Filed: 2000-11-01
Abstract: 지능형 대기행렬을 사용하여 일련의 사무응용 프로그램들 간의 통신을 원활하게 할 수 있다.  한가지 실시태양에서, 전기 지능형 대기행렬은 다양한 데이타 저장 장치(data store product)를 통하여 일관된 서비스 양식을 제공하는 여러 사무응용 프로그램들과 상호작용할 수 있다.  전기 지능형 대기행렬은 메세지 저장 확장, 효율적인 저널화(journalling), 다른 지능형 대기행렬과의 호환(interoperability), 부하 조정(load balancing), 단회(once-only) 처리, 및 전기 송신자(sender) 및 전기 수신자(recipient) 양측으로부터 전기 각 메세지의 상태를 탐지하는 상세한 메세지 상태 정보를 제공한다.
Patent KR-20020067566-A (KR)
Title: New modulators of dopamine neurotransmission
IPC: C07D295/08
Filed: 2000-12-22
Abstract: New 3-substituted 4-(phenyl-N-alkyl)-piperazine and 4-(phenyl-N-alkyl)-piperidine compounds of Formula 1:   
wherein X N, CH, or C, however X may only be C when the compound comprises a double bond at the dotted line; R 1  is OSO 2 CF 3 , OSO 2 CH 3 , SOR 3 , SO 2 R 3 , COR 3 , NO 2 , or CONHR 3  and when X is CH or C R 1  may also be CF 3 , CN, F, Cl, Br, or I; R 2  is a C 1 -C 4  alkyl, an allyl, CH 2 SCH 3 , CH 2 CH 2 OCH 3 , CH 2 CH 2 CH 2 F, CH 2 CF 3 , 3,3,3-trifluoropropyl, 4,4,4-trifluorobutyl, or -(CH 2 )-R 4 ; R 3  is a C 1 -C 3  alkyl, CF 3 , or N(R 2 ) 2 ; R 4  is a C 3 -C 6  cycloalkyl, 2-tetrahydrofurane or 3-tetra-hydrofurane, as well as pharmaceutically acceptable salts thereof are disclosed. 
Also pharmaceutical compositions comprising the above compounds and methods wherein the above compounds are used for treatment of disorders in the central nervous system are disclosed.
Patent KR-20020070475-A (KR)
Title: Aural aid
IPC: H04R25/00
Filed: 2001-11-16
Abstract: It is intended to provide a hearing aid adapted to primarily listen to a desired sound when a person suffering from some impairment in hearing ability makes conversation to others or in watching television. The hearing aid is constructed of: a main body portion provided with a microphone, an amplifier and a driving battery; and, a speaker portion constructed of a bone conduction speaker connected with the main body portion. In a preferable form of the bone conduction speaker: a yoke is provided with a central magnetic pole surrounded by a voice coil; the yoke extend in four directions to form extensions, a pair of diametrically opposing ones of which have each of magnets mounted on each of the pair. Each of the remaining pair of the extensions is provided an upright support portion for fixedly supporting a diaphragm; and, the diaphragm is fixedly mounted on the support portions. <IMAGE>
Patent KR-20020073505-A (KR)
IPC: B22D41/50
Filed: 2001-01-18
Abstract: 본 발명은 단백질 키나아제의 활성 등으로 세포증식을 조절 또는 억제하는 인다졸 화합물에 관한 것이다. 상기 인다졸 화합물 및 약제학적 조성물은 원하지 않는 세포 증식을 조절 또는 억제하는 키나아제-의존 질병들을 조정할 수 있다. 본 발명에서는 상기 화합물의 약제학적 조성을 사용한 직접적 치료법 또는 예방법 및 상기 화합물들의 유효량을 투여하여 당뇨성 망막증(diabetic retinopathy), 혈관신생 녹내장(neovacular glaucoma), 류마티스성 관절염 및 건선(psoriasis) 등과 같은 원치 않는 혈관형성 및/또는 세포증식에 관련된 여러다른 질환들뿐만 아니라 암을 치료하는 방법을 제시하고 있다.
Patent KR-20020073508-A (KR)
IPC: C03B5/167
Filed: 2001-11-06
Abstract: 도가니(10)는 실리카를 소망의 형상으로 융해시키는 실리카 용융 도가니(10)를 제공한다.  도가니(10)는 내화성 재료(11)로 이루어진 내부 및 외부 표면을 갖는 본체를 구비한다.  또한, 적어도 하나의 용융 구역(14)의 내부 표면은 레늄, 오스뮴, 이리듐 및 그것들의 혼합물중에서 선택된 재료로 이루어진 실질적인 기밀 배리어층(24)을 포함한다.
Patent KR-20020080385-A (KR)
Title: 구조적으로 안정한 철-크롬-알루미늄 필름의 용도
IPC: C21D1/76
Filed: 2000-10-25
Abstract: 본 발명은 조성(중량%)을 16∼25% 크롬, 2∼4% 알루미늄, 0.1∼3% 실리콘, 최대 0.5% 망간, 0.01∼0.3% 지르코늄 및/또는 0.01∼0.1% 희토류 금속 및/또는 이트륨, 하프늄, 티탄, 최대 0.01% 마그네슘, 최대 0.1% 칼슘, 잔부 철, 공정에 수반하는 불순물로 하는 지지 스트립을 포함하는, 구조적으로 안정한 철-크롬-알루미늄 필름의 용도에 관한 것이며, 이 지지 스트립은 알루미늄이나 알루미늄 합금 피복물이 한면 또는 양면에 있고, 촉매용 지원 재료, 구체적으로 배기 촉매로서 또는 저항 재료 또는 전열체로서 사용하며, 전체 코팅물(중량%)이 압연 또는 후제조 단계에 후속하는 균질화 어닐링 처리 동안에 길이 방향 및/또는 폭 방향으로 0.5%의 수축률을 얻기 위해 지지 스트립 중량의 0.5∼5%의 범위에 존재한다.
Patent KR-20020075456-A (KR)
IPC: C10M169/06
Filed: 2001-02-28
Abstract: 베이스 오일 (base oil) 및 우레아-기재 증점제를 함유하는 등속 조인트용 그리스 조성물로서, 그리스가 추가로, (A) 몰리브데늄 설파이드 디알킬디티오카바메이트 및 (B) 5,5'-디티오비스(1,3,4-티아디아졸-2-티올)을 함유하는 조성물; 상기 그리스로 패킹(packing)하는 것을 포함하는 등속 조인트 윤활 방법; 상기 그리스로 패킹된 등속 조인트.
Patent KR-20030004362-A (KR)
IPC: B21D41/02
Filed: 2001-08-11
Abstract: 본 발명은 공통 하우징(3)에서 안내되는 두 개의 힘전달 요소(7,9)로 구성되고 소재(2)의 단부영역을 형성하기 위한, 특히 냉간 압연으로 단부영역을 형성하기 위한 장치에 관련된다. 상기 장치는 제 1 압력요소(7,9)는 두 개의 힘전달요소(7,9) 사이에 위치하고 제 2 압력챔버(28)는 제 2 힘전달요소(9)에 할당된다. 제 1 힘전달요소(7)가 떠받치는 위치에 있을 때, 제 2 힘전달요소(9)는 소재를 형성하기 위해 제 1 힘전달요소(7)에 대해서 배열될 수 있다.
Patent KR-20020093921-A (KR)
Title: 표시패널용 잉크 및 그 잉크를 이용한 플라즈마디스플레이 패널의 제조방법
IPC: H01J9/227
Filed: 2001-04-16
Abstract: 본 발명은 플라즈마 디스플레이 등의 표시패널에 있어서, 반사층이나 형광체층 등의 기능층을 형성하기 위해, 잉크도포장치를 이용하여 잉크젯법에 의해 표시 패널용 잉크를 도포하였을 때에 생기는 부착불균일을 억제하는 것을 목적으로 한다. 
     그 때문에, 잉크도포장치의 노즐로부터 토출시키는 잉크로는 표시패널의 기능층에 재료로서 이용되는 분말체재료와, 물 또는 물에 자유혼합 가능한 용제와, 수용성 수지로 이루어지는 바인더와, 가소제를 포함하는 것을 이용하는 것으로 하였다. 이로 인하여, 잉크도포 후에도 잉크에 가소성이 유지되므로, 도포된 잉크는 레벨링이 행해져 잉크의 부착불균일이 억제된다.
Patent KR-20040065104-A (KR)
Inventor: BAEK SEOK SUN
IPC: B41J2/14
Filed: 2003-01-15
Abstract: PURPOSE: An ink jet print head is provided to extend the life span of a print head and to improve driving frequency by sequentially removing the bubbles generated by heaters. CONSTITUTION: An ink jet print head comprises an ink chamber(102) filled with ink to be discharged, a manifold(110) for supplying ink to the ink chamber, an ink channel(104) for connecting the ink chamber with the manifold, a nozzle(106) through which ink is discharged from the ink chamber, first and second heaters(108a,108b) generating bubbles by heating the ink in the ink chamber and one of which is placed toward the ink channel, and a lead wire electrically connected with the first and second heaters and applying current to the first and second heaters.
Patent KR-20040067249-A (KR)
Inventor: HA YEONG JU
IPC: F25B7/00
Filed: 2003-01-22
Abstract: PURPOSE: A freezer system is provided to control freezing actively according to freezing load by regulating flow rate of refrigerant flowing through a refrigerating cycle with a supercharger, and to operate the refrigerating cycle efficiently by compressing the refrigerant with the supercharger and a compressor. CONSTITUTION: A freezer system is composed of a compressor(11) compressing refrigerant; a condenser(12) connected to a discharge end of the compressor to radiate; an expansion valve(13) expanding the refrigerant condensed by the condenser; an evaporator(21) connected to the discharge end of the expansion valve to evaporate the expanded refrigerant; connection passages connected to the evaporator and the compressor; and a supercharger(41) formed in the connection passage. A check valve is formed in the connection passage excluding the supercharger to block the connection passage in driving the supercharger.
Patent KR-20040067252-A (KR)
Inventor: HAN YOUNG TAE
IPC: B60N3/10
Filed: 2003-01-22
Abstract: PURPOSE: A portable heater using a heat pipe is provided to supply hot foods in a can to users at any time and any place by heating the foods in the can with transferring latent heat generated as a heat generating device combined to the bottom side of a heating container generates heat to the heating container. CONSTITUTION: In a can containing completely cooked foods, a portable heater using a heat pipe is composed of a heating member(10) for housing the can and heating the foods in the can with heat of a heat generating member(20) by using a principle of the heat pipe for transferring heat; the heat generating member combined to the bottom side of the heating member to receive a heat generating unit in a closed space to transfer the heat with predetermined temperature to the heating member; and a heat-insulative and adiabatic cover member(30) formed to effectively perform an instant heating of the can by covering the upper end of the heating member and opened and closed to discharge the heated can.
Patent KR-20040070368-A (KR)
Inventor: KIM YUNG SUN
IPC: B29C48/09
Filed: 2003-02-03
Abstract: PURPOSE: A mold and method for manufacturing a pipe having reinforced sides is provided to easily and quickly manufacture a large quantity of pipes. CONSTITUTION: A mold for manufacturing a pipe having reinforced sides is composed of an inside diameter forming body(10), and an outside diameter forming body(20) disposed at the outside of the inside diameter forming body. The inside diameter forming body includes a resin inlet(12) into melted resin is introduced, and a plurality of injection ports(11). A space(30) is formed between the inside and outside diameter forming bodies. The outside diameter forming body has a space reducing unit for reducing the space to collect resin injected through the injection ports.
Patent KR-20040072345-A (KR)
Inventor: KIM YUN HWAN
IPC: G06F9/38
Filed: 2003-02-12
Abstract: PURPOSE: A data processor having a selective data cache structure and a computer system including the same are provided to increase a cache memory capacity accessed by an MCU(Micro Controller Unit) and reduce an area of a master device by using no MCU data cache. CONSTITUTION: The MCU(202) patches/executes an instruction. A coprocessor(204) performs a DSP(Digital Signal Processor) function. The MCU data cache(212) stores the data processed by the MCU. An X data cache(214) stores the first group data processed by the coprocessor. A Y data(216) cache stores the second group data processed by the coprocessor.
Patent KR-20040073095-A (KR)
Inventor: LEE JONG HYEON
IPC: H04N1/41
Filed: 2003-02-13
Abstract: PURPOSE: An MPEG-JPEG encoding and decoding device is provided to differentiate a data processing path according to an operational mode, and to perform both encoding process and decoding process within one device, thereby removing a need for equipping individual devices. CONSTITUTION: During an encoding process, data is sequentially moved to an I/DCT block(400), a buffer 1(720), a Q block(320), an I/zigzag block(200), and a VLE block(120), and is encoded. During a decoding process, the data is sequentially moved to a VLD block(110), the I/zigzag block(200), a DQ block(310), the buffer 1(720), an I/DCT block(400), a buffer 2(730), and an MC(Motion Compensation) block(500), and is decoded. A multiplexer(600) selects a block which exchanges the data with the buffer 1(720) during the decoding/encoding processes.
Patent KR-20040074790-A (KR)
Inventor: CHA GI SEONG
IPC: B60N2/08
Filed: 2003-02-19
Abstract: PURPOSE: A locking apparatus of a long slide transfer rail for a seat in a vehicle is provided to assemble easily, to improve working efficiency, and to lock securely by mounting an operating lever and a return spring to the transfer rail. CONSTITUTION: A locking apparatus(300) is placed between a fixed rail and a transfer rail(200) to lock or unlock the transfer rail from the fixed rail. A connecting projection(332) and a fitting projection(331) of the locking apparatus are passed through a bracket(210) and a base rail(240) of the transfer rail. First and second operating levers of the locking apparatus are installed to a hinge bracket(220) of the transfer rail by a spring fixing hinge(340) with a return spring(350). Locking or unlocking is performed by turning a lock plate(330) through the spring fixing hinge in moving up and down a spring fixing piece(310).
Patent KR-20040075628-A (KR)
Inventor: JUN YONG WON
IPC: G09G3/36
Filed: 2003-02-22
Abstract: PURPOSE: A source driving circuit of an LCD(Liquid Crystal Display) with a structure for reducing area is provided to reduce area of a source vertical channel by selectively latching a digital image signal through a latch circuit. CONSTITUTION: Plural latch circuits(MLA1-MLA3P) latch one of at least two color signals in response to a select signal and a latch signal out of control signals and output N-bit latch data. Plural level shifters(LS1-LS3P) increase voltage levels of the latch data to output them. First decoders(PD1-PD2P) output one of first reference voltages having different bipolar voltage level in response to the latch data outputted from the level shifters. Second decoders output one of second reference voltages having different bipolar voltage level in response to the latch data. MUX(Multiplexer) circuits output one of the first reference voltages and the second reference voltages in response to a MUX select signal out of the control signals. A plurality of amplifiers(A1-A3P) increase the quantity of a current of the first reference voltages and the second reference voltages outputted from the MUX circuits to output analog image signals.
Patent KR-20040079457-A (KR)
Inventor: KANG MYEONG JIN
IPC: H04B1/40
Filed: 2003-03-07
Abstract: PURPOSE: A method for confirming other party by using Bluetooth is provided to use more than two microphones and a cellular phone having a Bluetooth chip, and to call other party when necessary, thereby easily searching the other party by using the microphones. CONSTITUTION: In a normal state, a cellular phone is connected to the first microphone(201), so that a user can use the cellular phone through the first microphone(202). A call signal is received from the first microphone or the second microphone(203). The received call signal is analyzed to decide whether the call signal is received from the user of the first microphone(204). If so, the first microphone becomes a master and the second microphone becomes a slave for mutual connection(205). If the call signal is received from a user of the second microphone, the second microphone becomes the master and the first microphone becomes the slave for mutual connection(206).
Patent KR-20040085653-A (KR)
Inventor: KWON O GYEONG
IPC: H05B33/00
Filed: 2003-04-01
Abstract: PURPOSE: A light emitting display device and its display panel and a driving method thereof are provided to compensate a threshold voltage or mobility of a transistor and to charge a data line sufficiently. CONSTITUTION: A pixel circuit includes an organic light emitting diode(OLED) device and PMOS transistors(M1-M5) and capacitors(C1,C2). The transistors have a gate electrode, a drain electrode and a source electrode which are operated as each control electrode and two main electrodes. The transistor(M1) has a source connected to a power supply voltage(VDD) and a gate connected to the transistor(M5). The transistor(M3) is connected between the gate and the drain of the transistor(M1). The transistor(M1) outputs a current corresponding to a voltage between the gate and the source of the transistor(M1). The capacitor(C1) is connected between the power supply voltage and the gate of the transistor(M1), and the capacitor(C2) is connected between the power supply voltage and the first port of the transistor(M5). The second port of the transistor(M5) is connected to the gate of the transistor(M1), and the transistor(M5) couples the capacitors(C1,C2) in response to a control signal(CS2n) from a scan line(Yn). The transistor(M2) transfers a data current from a data line to the transistor(M1) in response to a selection signal from a scan line(Sn). The transistor(M4) is connected between the drain of the transistor(M1) and the OLED, and transfers a current(IOLED) from the transistor(M1) to the OLED in response to a light emitting signal(EMn) from a scan line(En). The OLED is connected between the transistor(M4) and a reference voltage and radiates a light corresponding to the intensity of the current(IOLED).
Patent KR-20040086024-A (KR)
Inventor: KIM YOUNG MOK
IPC: E04B1/28
Filed: 2003-04-08
Abstract: PURPOSE: A combining unit of a post and a beam is provided to facilitate combination of the post, the beam, and the like and to reduce working hours and labor cost. CONSTITUTION: A combining unit(J) of a post and a beam has an insertion hole, into which a post and a beam are fitted, and at least one support unit receiving the insertion hole and having a slant face(21) on a side. A pressing unit(30) having a slant face(31) on a side and a screw hole(33) is arranged to the inside of the support unit in a state where the slant faces come in contact with each other. A bolt hole(23) is formed to the upper end of the support unit. A bolt(40) is combined to the screw hole of the pressing unit through the bolt hole. A flange(10) having a fastening hole(11) is formed to the lower end of the support unit.
Patent KR-20030041908-A (KR)
Inventor: KIM HO JIN
IPC: G01R1/00
Filed: 2003-04-15
Abstract: PURPOSE: An universal test jig for PCB(Printed Circuit Board), a test socket, and a cassette for test jig are provided to perform efficiently a test process by testing various kinds of semiconductors and various kinds of semiconductor packages mounted on various types of printed circuit boards under the practical operating environment. CONSTITUTION: A test socket(60) is connected with a predetermined position of an upper plate(50). A semiconductor chip as a test target is mounted on the test socket(60). A cassette includes a horizontal portion having a mobile groove, a fixing portion connected with an end portion of the horizontal portion, a mobile portion inserted into the mobile groove, and a plurality of fixing sections for grasping a printed circuit board(100). A mobile plate is combined with the cassette. A mobile device is installed at a bottom portion of the mobile plate. A lower plate(30) is formed under the upper plate(50).