baber/WOPTO huggingface dataset:
Patent KR-20070058399-A (KR)
Title: A anti-smell cover plate of wate spout with steelgrating
Inventor: JUNG JUN CHAE
IPC: E03F5/04
Filed: 2007-05-03
Abstract: A prevention cover for cutting off the offensive odor of a catch basin is provided to prevent the outflow of offensive odor or harmful insects by being closed at ordinary times and opened to flow out waste water or rainwater to the lower part. The invention relates to a prevention cover(5) installed to the lower part of a steel grating installed on the upper part of a catch basin to cut off the offensive odor of the catch basin, which is manufactured with elastic materials such as thin rubber or silicon and composed of a hopper portion(7) provided with an elastic fitting portion(6) fitted to the outer border of the steel grating elastically, opening and closing portions(9) provided with a drainage portion(8) and formed on the base of the hopper portion in the X-shape, and reinforcement spacers(10) formed on the base of the hopper portion and connected with the opening and closing portion. The opening and closing portions are adhered closely to each other at ordinary times, but widened by the weight of water flowing from the steel grating to the prevention cover to let water flow out to the lower part.
Patent KR-20070072446-A (KR)
Title: Solid ink heating apparatus
Inventor: PARK SANG CHEOL
IPC: B41J2/175
Filed: 2007-05-29
Abstract: A solid ink heating apparatus is provided to reduce manufacturing costs by connecting a heating wire prepared at each heating unit commonly to reduce the number of wire by using a common wire. A solid ink heating apparatus includes a common wire(137), a heating plate(131), a common heating line(135'), a plurality of heaters(131a~131d), and a plurality of heating lines(133a'~133d'). The common wire is passed through a center of the heating plate and is connected to the common heating line. The heating lines are patterned on each heater considering the common wire as a center for more efficient arrangement. The heating lines are formed in a shape of a serpentine to be connected to the common wire. The heaters are placed at a position corresponding to cyan, magenta, yellow, and black colors of ink sticks.
Patent KR-20080105338-A (KR)
Title: Electrode, electronic device, field effect transistor, method for manufacturing the same and method for growing carbon nano tube
Inventor: CHOI JUN HEE
IPC: H01L29/78
Filed: 2007-05-30
Abstract: An electrode, an electric component, a field effect transistor, a manufacturing method thereof and the carbon nanotube growth process are provided to form the thin catalyst at the desired location of the electrode near side. An electrode(10) comprises the transparent electrode layer(12), the opaque electrode layer(14), and the catalyst(16). The opaque electrode layer exists on the transparent electrode layer. The catalyst exists on the open side(15) on the transparent electrode layer which is not covered by the opaque electrode layer. The carbon nanotube is grown horizontally from the catalyst.
Patent KR-20080109358-A (KR)
Title: Round-shaped magnets for rotary positioning sensing of egr valve for a vehicle
Inventor: HAN YOUNG SU
IPC: F02D45/00
Filed: 2007-06-13
Abstract: A round-shaped magnets for linear positioning sensing of an EGR valve for a vehicle is provided to prevent expansion of volume due to limit of thickness thinning of magnet and be applicable to various location and structure. An exhaust gas circulation valve including a hall sensor(20) equipped onto its surface comprises a circular type yoke(15) equipped onto surface of the axis of rotation; a semi-circular inner magnet(13) equipped onto surface of the yoke; a magnet part(10) consisting the inner magnet and an outer magnet(11) equipped to be away from the inner magnet; a hall sensor equipped between the inner magnet and the outer magnet; and a magnet part for sensing angle of an exhaust gas circulation valve of a vehicle.
Patent KR-20090006304-A (KR)
Title: Scanner module and image scanning apparatus employing the same
Inventor: KIM KYUNG ROK
IPC: G02B26/10
Filed: 2007-07-11
Abstract: A scanning module and an image scanning device using the same are provided to scan color images by employing an illumination unit which radiates light uniformly to the center and a predetermined area of a manuscript surface. A scanner module includes an illumination unit(100) for lighting a paper holder(51), a sensor part(130) for reading image data from a manuscript(55) by the light reflected from the manuscript, and an image forming lens(120) for forming an image from incident light from the manuscript. The illumination part lights the paper holder in sub-scanning direction perpendicular to image scanning direction, and has a light source and a light guide part.
Patent KR-20080067556-A (KR)
Title: An equipment and method for setting a id in a wireless lighting control system
Inventor: KANG JEON YOUNG
IPC: H05B37/00
Filed: 2007-07-30
Abstract: An apparatus and a method for setting an ID(IDentification) in a wireless lighting control system are provided to prevent a setting error and to control a lamp through remote control. An apparatus for setting an ID in a wireless lighting control system includes wireless receivers(200), a mode converter(300), and a wireless transmitter(400). The wireless receivers are installed to correspond to a plurality of lamps(100) one to one. The wireless receivers are electrically connected to turn on and off the lamps. The mode converter is in short-range communication with the wireless receivers and converts the wireless receivers into an ID setting mode by transmitting a mode conversion signal. The wireless transmitter transmits an ID setting signal by limiting a transmission range of the ID setting signal in the ID setting mode and transmits a lamp control signal by extending a transmission range of the lamp control signal in an operation mode. The wireless receiver stores the ID by detecting the ID from the ID setting signal received in the ID setting mode and is converted into the operation mode.
Patent KR-20090013561-A (KR)
Title: Deodorizing system for kim-chi refrigeration
Inventor: LIM KUN SUC
IPC: A23B7/10
Filed: 2007-08-02
Abstract: A deodorizing system for a kimchi refrigerator is provided to deodorize the offensive odor generated in case of the fermentation of kimchi stored in a storage room, thereby reducing the power consumption. A deodorizing system for a kimchi refrigerator comprises a deodorizing agent which is installed inside a refrigerator door; a heater(200) which is installed between the deodorizing agent and the refrigerator door; a door sensor(300) which is installed at the refrigerator door to output signal in the closed state of a door; a timer(400) which outputs signal when the signal outputted through the door sensor passes the preset time in the closed state of a door; and a controller(500) which senses the signal outputted by the timer to supply power to the heater.
Patent KR-20090015390-A (KR)
Title: System for service of recognizing insurance client beforehand using mobile phone
Inventor: LEE YEONG MUN
IPC: G06Q40/00
Filed: 2007-08-08
Abstract: An insurance customer previous recognition service system using a portable terminal is provided to offer a high-quality insurance compensation service to a customer through a faster and unified procedure through an operating system of an insurance company itself. An insurance DB server(110) stores insurance information data by associating with an insurance staff in charge of an accident. A control server(120) reads the insurance information data corresponding to the staff, and sends the data to the staff's portable terminal(300). A mobile communication server(200) relays data communication between the portable terminal and the control server. If the insurance information data is transmitted, the portable terminal stores the data in a memory, and if a transmission call is connected from a caller, the terminal controls so that the data of the caller is outputted on a screen display unit.
Patent KR-20090016940-A (KR)
Title: Electrical upset device for manucturing a exhaust valve and method thereof
Inventor: JANG YOUNG HO
IPC: B21J5/08
Filed: 2007-08-13
Abstract: A compound forging electric upset apparatus for manufacturing an integral type extra long exhaust valve for a ship is provided to improve durability of the extra long exhaust valve by forming a head part with a closed-packed texture. A compound forging electric upset apparatus for manufacturing an integral type extra long exhaust valve for a ship comprises the following units. A clamp(110) penetrating a material(10) is fixed to support movement of the material. An anvil(120) moves in a direction of facing the clamp. An upsetting cylinder(130) pressurizes the material to move a location of the anvil. An current controller(210) controls output of the current and applies the current to the anvil and the clamp. A current compensator verifies changes of the current according to the interval difference of the anvil and the clamp, control the current controller, and maintains the current to coincide with a target current value.
Patent KR-20090026981-A (KR)
Title: Door-combined air cleaner
Inventor: YOON JONG HYUN
IPC: B01D46/00
Filed: 2007-09-11
Abstract: A door-combined air cleaner is provided to purify two spaces by using one air cleaner and improve availability of indoor space. A door-combined air cleaner includes a frame(110), an inlet(120), an outlet(130), at least one or more air filters(170), an air fan(150), and a control unit(140). The frame is mounted on a door frame of a gateway. The inlet is installed in one side of the frame. The outlet is installed in the other side of the frame. The air fan is installed on the other side of the inside frame. The control unit controls a function of the air fan.
Patent KR-20080029796-A (KR)
Title: Display device and electronic device
Inventor: UMEZAKI ATSUSHI
IPC: G11C19/28
Filed: 2007-09-12
Abstract: A display device and an electronic device are provided to prevent the leakage of electric charge by implementing a switch controlled by a start signal in a gate electrode of a transistor. A first electrode of a first transistor(101) is connected to a fourth line(124) and a second electrode thereof is connected to a third line(123). A first electrode of a second transistor(102) is connected to a sixth line(126) and a second electrode thereof is connected to the third line. A first electrode of a third transistor(103) is connected to a fifth line(125). A second electrode thereof is connected to a gate electrode of the second transistor, and a gate electrode thereof is connected to the fifth line. A first electrode of a fourth transistor(104) is connected to the sixth line. A second electrode thereof is connected to the gate electrode of the second transistor, and a gate electrode thereof is connected to a gate electrode of the first transistor. A first electrode of a fifth transistor(105) is connected to the fifth line. A second electrode thereof is connected to the gate electrode of the first transistor, and a gate electrode thereof is connected to a first line(121). A first electrode of a sixth transistor(106) is connected to the sixth line. A second electrode thereof is connected to the gate electrode of the first transistor, and a gate electrode thereof is connected to the gate electrode of the second transistor. A first electrode of a seventh transistor(107) is connected to the sixth line. A second electrode thereof is connected to the gate electrode of the first transistor, and a gate electrode thereof is connected to a second line(122). A first electrode of an eighth transistor(108) is connected to the sixth line. A second electrode thereof is connected to the gate electrode of the second transistor, and a gate electrode thereof is connected to the first line.
Patent KR-20090030101-A (KR)
Title: 휴대 단말기
Inventor: NAM SANG HYEOK
IPC: H04B1/38
Filed: 2007-09-19
Abstract: 본 발명은 단말기에 각종 정보를 입력하기 위한 키 어셈블리와, 상기 키 어셈블리에 대해 영역을 구분하여 선택적인 백라이팅이 이루어지게 하는 백라이팅 유닛을 포함하여 구성되는 휴대 단말기를 제공한다.
Patent KR-20090030361-A (KR)
Inventor: KIM HYUN SIK
IPC: A47J37/10
Filed: 2007-09-20
Abstract: 본 고안은 가정이나 식당 등에서 흔히 쓰이는 프라이팬에 관한 것으로, 프라이팬과 같은 조리 기구는 특성상 가열을 시키게 되므로, 조리 후 온도가 많이 올라가 뜨거운 상태이기 때문에 이를 식탁이나 조리대 위에 놓을 때 받침대가 필요하게 된다. 종래에 다양한 형태의 받침대가 쓰이고 있지만, 주방내에서 분실하는 경우나, 급하게 쓰지 못하게 되는 경우에 불편함을 느낄 수 있다. 이를 보완하고자 받침대를 구비하는 것을 특징으로 하는 프라이팬 등과 같은 조리 기구에 관한 것이다. 
       
     프라이팬, 받침대, 냄비, 받침대를 구비한 프라이팬
Patent KR-20090030716-A (KR)
Title: Joint structure for connecting slurry wall and girder/slab and method for constructing girder/slab of underground structures using the same
Inventor: PARK MOO YONG
IPC: E02D17/04
Filed: 2007-09-21
Abstract: A coupling construction for connection of the retaining wall and floor structure is provided to make the edge girder mold unnecessary and to remove the construction process of the edge girder. A coupling construction for connection of the retaining wall and floor structure comprises a connection bracket(31) fixed respectively in the inner side girder(G) of slurry wall(W) and slab location, and a support beam(34) which is fixed to the connection bracket and set up horizontally along the slurry wall inner side. The connection bracket includes an embedded plate(32) embedded and constructed in the slurry wall in advance, and a support member(33) which is protruded in order to support the support beam in the exposed front side of the embedded plate.
Patent KR-20080027752-A (KR)
Title: Filter and duplexer
Inventor: MATSUDA SATORU
IPC: H03H9/64
Filed: 2007-09-21
Abstract: A filter and a duplexer are provided to fully reflect an acoustic wave by increasing a density of first and second comb-like electrodes containing copper. Parallel resonators(P1,P2) includes a first comb-like electrode(12a) formed on a piezoelectric material, and a first dielectric film(14a) which is formed by coating the first comb-like electrode. Series resonators(S1-S3) include a second comb-like electrode(12b) and a second dielectric film(14b). The second comb-like electrode is formed on the piezoelectric material. The second dielectric film is made of the same material as the first dielectric film and is formed by coating the second comb-like electrode. The second dielectric films have different film thicknesses. The parallel resonator is a first acoustic filter, while the series resonator is a second acoustic filter.
Patent KR-20080029869-A (KR)
Title: Systems and methods for optimizing the topology of a bluetooth scatternet for social networking
Inventor: NIRANJAN NIRANJAN
IPC: H04L29/06
Filed: 2007-09-28
Abstract: A system for optimizing topology of a Bluetooth scatternet for social networking and a method thereof are provided to determine profiles of a user of a wireless device, and to determine relation of the wireless device within topology of a wireless network by using the user's profiles, thereby optimizing topology of the Bluetooth scatternet. Processors of each Bluetooth supporting device(215) periodically execute a topology optimization application(255). A copy of the topology optimization application is capable of being stored in each device, or stored even in a server(245), or the copy is capable of being accessed through a computer network(205) by a DB stored in a storage device(250). The server is capable of accessing each Bluetooth supporting device through a communication tower(210).
Patent KR-20080042679-A (KR)
Title: A transmitter for extending guard interval for individual user equipment in ofdma systems
Inventor: NOH TAE GYUN
IPC: H04J11/00
Filed: 2007-10-11
Abstract: A transmitter and a transmission method for extending a guard interval for an individual user equipment in an OFDMA(Orthogonal Frequency Division Multiple Access) system are provided to enhance performance of a specific equipment and performances of other equipments by extending the guard interval for the specific equipment. A transmitter for extending a guard interval for an individual user equipment in an OFDMA system includes a guard interval expansion processor(44), an up-sampling processing device(45), an interpolator(46), and a cyclic prefix(CP) inserting device(48). The guard interval expansion processor creates symbols having an extended guard interval by extending a guard interval for data to be transmitted to equipments estimated to have large delay spread and a large timing error on the basis of distance information between a base station and the equipment. The up-sampling processing device receives the symbols outputted from the guard interval extending processing device and performs up-sampling. The interpolator performs interpolation for the symbols up-sampled by the up-sampling processing device. The cyclic prefix inserting device inserts a cyclic prefix symbol into output data of a parallel/serial converter(47).
Patent KR-20090038597-A (KR)
Title: Signal detecting method for trace of biomolecule using photolytic oligomer and nano particle
Inventor: HONG HYO BONG
IPC: G01N33/53
Filed: 2007-10-16
Abstract: A signal detecting method for the extremely small amount of bio-molecule using photodegradable oligomer and nano-particles is provided to enable an operator to obtain amplified signals more than those of the actual amount of bio-molecule by labeling the photodegradable oligomer on the nano-particles coupled with bio-molecules. A signal detecting method for the extremely small amount of bio-molecule comprises the following steps of: catching a target bio-molecule in a sample with a probe; coupling the caught target bio-molecule with nano-particles; coupling the nano-particles with a photodegradable oligomer; and decomposing a boding site of the nano-particles and the photodegradable oligomer through light irradiation and detecting signals of target bio-molecule from the oligomer obtained by decomposition.
Patent KR-20090042357-A (KR)
Inventor: KIM NAK WON
IPC: A41D13/00
Filed: 2007-10-26
Abstract: 본 발명은 통기 성능과 방충성능을 구비하여 모기나 땅벌과 같은 해충의 침이 피부에 닿지 않도록 한 방충 원단 및 이를 이용한 방충 복에 관한 것이다. 
     본 발명은 해충이 인체로 접촉하지 못하도록 된 메쉬 구조를 갖고, 통기 성능을 갖는 외피; 상기 외피의 내측에 위치되어 상기 외피와 인체 피부 간에 일정 이격 공간이 형성될 수 있도록 된 두께를 갖고, 다수의 경량화 빈 공간을 형성하며, 통기 성능을 갖는 내피; 및 상기 외피와 내피의 접촉 면에 형성되어 외피와 내피를 일체로 결합하는 접합 층;을 포함하고, 상기 내피는 땀 흡수를 위한 다수의 미세공을 형성한 방충 원단과 이를 이용하여 제작된 방충 복을 제공한다. 
     본 발명에 의하면 여름에 시골 또는 낚시터와 같은 야외에서 통기 성능을 확보하여 쾌적함을 느끼면서 모기나 땅벌과 같은 해충의 침이 피부에 닿지 않도록 하여 인체를 보호할 수 있고, 착용 후에는 활동이 자유로우며, 내피에 형성된 다수의 미세공 구조에 의해서 땀 흡습 효과를 가져서 더욱더 사용하기 편리한 효과가 얻어진다. 
       
     방충 원단, 방충 복, 해충, 통기 성능, 방충 성능
Patent KR-20090043988-A (KR)
Title: 가전기기의 프로그램 업데이트 시스템 및 그 방법
Inventor: KONG HYUN WOO
IPC: H04W8/24
Filed: 2007-10-30
Abstract: 본 발명은 가전기기 목록 리스트에 포함된 적어도 하나 이상의 가전기기의 최신 프로그램 업데이트 파일을 원격지의 데이터 베이스 서버로부터 수신하여 저장하는 홈 네트워크 서버와; 상기 홈 네트워크 서버에 저장된 최신 프로그램 업데이트 파일을 전달받아 업데이트 과정을 수행하는 복수의 가전기기들을 포함하여 구성함으로써, 프로그램 에러에 대해 실시간으로 대처하고, 한 번의 수정으로 생산한 전체 제품에 대한 업데이트가 용이할 수 있도록 구성된다. 
       
     전력선 통신, 가전기기, 데이터 베이스 서버, 홈 네트워크
Patent KR-20090044686-A (KR)
Inventor: YUN SEUNG HEE
IPC: C08J9/16
Filed: 2007-11-01
Abstract: 본 발명은 수산화알루미늄 입자를 포함하는 발포성 폴리스티렌 입자 제조 방법에 관한 것이다. 수산화알루미늄 입자를 포함하는 현탁 가능한 펠렛(pellet) 형태의 발포성 폴리스티렌 입자를 현탁한 후 발포제 및 C6 - C10 방향족 탄화수소를 투입하여 가열함으로써 얻어진다. 현탁 가능한 펠렛은 수산화알루미늄을 포함하고 L/D가 0.1~3.0 mm/0.5~3.0 mm 이거나 또는 부피가 5 mm 3  이하인 펠렛 형태의 폴리스티렌 입자이다. 이러한 방법에 의해서 수득된 발포성 폴리스티렌 입자는 발포시 미세한 기포를 형성하고, 단열 및 우수한 난연 특성을 지니는 발포성 폴리스티렌 입자를 제공하게 된다. 
     난연,수산화알루미늄, 단열, 발포, 폴리스티렌
Patent KR-20090044736-A (KR)
Inventor: JEONG EUI SEOG
IPC: F24C7/04
Filed: 2007-11-01
Abstract: 본 발명은 오븐용 도어에 관한 것이다.  본 발명에서는 도어와 도어핸들을 고정시키는 체결구의 위치가 지지부재에 의하여 안내되는 동시에 상기 체결구에 의하여 상기 도어와 도어핸들을 체결하는 과정에서 발생하는 압축력을 상기 지지부재가 지지한다.  이와 같은 본 발명에 의한 오븐용 도어에 의하면, 도어의 제작이 간단하게 이루어지는 동시에 도어의 손상이 최소화되는 이점이 있다. 
       
     오븐, 도어, 도어핸들, 체결구
Patent KR-20090047071-A (KR)
Inventor: KOH SEOK
IPC: H01M50/528
Filed: 2007-11-07
Abstract: 본 발명은 이차 전지에 관한 것으로, 베어셀의 상면에 결합되는 케이스는 보호회로모듈의 보호회로기판을 베어셀과 전기적으로 연결하는 리드 플레이트에 고정되어 베어셀에 결합되거나, 또는 케이스는 보호회로기판에 고정되어 베어셀에 결합되도록 구성함으로써 사출성형된 케이스가 베어셀에서 분리되지 않게 되어 제품의 신뢰도를 향상시키는 효과가 있다. 
       
     베어셀, 케이스, 보호회로기판, 리드 플레이트
Patent KR-20090047738-A (KR)
Inventor: CHO JIN HYUNG
IPC: G06Q20/06
Filed: 2007-11-08
Abstract: 본 발명은 회원의 권한을 포인트화하여 회원권한 행사시 포인트를 이용하여 할 수 있도록 함으로써, 권한행사의 효율성을 높이고, 나아가 회원권 관리를 효과적으로 이룰 수 있도록 하는 회원권 관리 방법에 관한 것으로서, 사용자서버와, 온라인을 통해 접속 가능한 PMP(Prosumer Membership Point)관리 서버 및 회원의 정보를 관리하는 회원관리서버를 갖추고, 사용자서버로부터 PMP관리 서버에 접속하여 사용자가 PMP구좌를 개설하고, 구좌개설 및 인증이 완료된 회원의 상세정보 및 사용권한을 포인트화하여 이를 회원정보관리서버에 저장하고, 사용자로부터 온라인 또는 오프라인을 통해 권리행사 요청이 있을 경우 해당서비스에 대응하는 포인트를 환산하고 이를 회원정보관리서버에 저장되어 있는 해당회원의 포인트에서 공제토록 함으로써 회원관리의 용이성은 물론 회원의 이용효율을 높일 수 있는 것이다. 
       
     회원권, 포인트, 모바일, PMP서비스, PMP,  PMP구좌
Patent KR-20080044787-A (KR)
Title: Information processing terminal
Inventor: KURODA MAMI
IPC: H01H13/14
Filed: 2007-11-15
Abstract: An information processing terminal is provided to reduce a pain when a user press a button of a mobile phone continuously, thereby improving operability. A plurality of manipulation units(32) is arranged to be parallel in the first direction of a housing(18) and configured to receive pressing manipulation to provide an input to an information processing terminal. The manipulation units arranged in the first direction include ridges formed by protrusions on a manipulation face for receiving the pressing manipulation. The ridges extend from another end portion of the plurality of manipulation units to one end portion such that the ridges escape from a virtual line extending in the first direction. The ridges include a curved part and a linear part. A display unit(14) displays an image. The ridges are bent toward the display unit, as extending from another end portion to one end portion.
Patent KR-20090052008-A (KR)
Inventor: LEE YOON GYU
IPC: B22F3/00
Filed: 2007-11-20
Abstract: 본 발명은 M1 x M2 y M3 z (ZnO) T 의 조성을 가지며, 0≤x≤1, 0≤y≤1, 0≤z≤1, x+y+z=2, 및 5≤T≤50이고, 상기 M1, M2 및 M3는 각각 알루미늄(Al), 갈륨(Ga), 인듐(In), 티타늄(Ti), 게르마늄(Ge) 및 이트륨(Y)으로 이루어진 군으로부터 선택된 것을 특징으로 하는 산화아연 타겟을 제공한다.  본 발명에 의한 타겟으로 스퍼터링 시 노듈이나 아킹의 발생이 적고, 증착된 투명 박막은 에칭 가공성, 전기적 특성 및 광학적 특성이 뛰어나다. 
       
     산화아연, 타겟, 투명 도전막
Patent KR-20090057616-A (KR)
Title: Terminal and method of setting edit mode therein
Inventor: OH YOUN JU
IPC: H04B1/40
Filed: 2007-12-03
Abstract: An editing mode setting method and a terminal determining an edit mode are provided to set up the edit mode by setting up the edit mode according to the location of a currently inputted character. An input unit(130) inputs a character. A controller(180) determines the location of the inputted character among the word including the inputted character. The controller sets up an editing mode of the character inputted according to the determined location. A display unit inputs control signal from the controller and displays the inputted character according to the set editing mode. The controller sets up the edit mode of the inputted character into a capital mode in case that the location of the inputted character is the first location.
Patent KR-20090057751-A (KR)
Title: On resistance test method for back-side-drain wafer
Inventor: KIM YEO HWANG
IPC: G05F3/24
Filed: 2007-12-03
Abstract: An on resistance test method for a back-side-drain wafer is provided to measure on-resistance accurately without contacting a metal chuck with a drain by forming a current path passing a common drain. A drain(6) is prepared at the rear side of a wafer, and a first MOS transistor(Die1) and a second MOS transistor(Die2) commonly use a drain. A current path passing the first MOS transistor and the current path is formed, and the resistance between the first MOS transistor and a second MOS transistor is measured. A voltage is applied to gates(4,4') of the first MOS transistor and the second MOS transistor which are adjacent to teach other.