baber/WOPTO huggingface dataset:
Patent KR-20100107738-A (KR)
Title: Apparatus for preventing scraper chain extension of reclaimer
Inventor: BAK BYUONG KYUN
IPC: B65G67/60
Filed: 2009-03-26
Abstract: PURPOSE: A device for preventing the chain of a reclaimer scraper from sagging is provided to enable a bucket to more efficiently scrape since a chain has the sufficient tension and thus the installed strength of the bucket is firm. CONSTITUTION: A device for preventing the chain of a reclaimer scraper from sagging comprises a hydraulic pressure generator(20) and hydraulic cylinders(31,32). The hydraulic pressure generator is installed on the boom(10) of a scraper. The hydraulic cylinders are fixed to the boom. The hydraulic cylinders are connected to the hydraulic pressure generator. The hydraulic cylinders are connected to a sprocket shaft(40) by a connecting rod(50). Sprockets(70) on which the chain(80) of the scraper hangs are rotatably installed on both ends of the sprocket shaft. The hydraulic cylinders are respectively installed on the long sides of the right and left of the boom. The hydraulic cylinders are connected to the hydraulic pressure generator in parallel.
Patent KR-20100112733-A (KR)
Title: Auto assembling system for index type for turntable
Inventor: KANG DAE MYUNG
IPC: B23P19/027
Filed: 2009-04-10
Abstract: PURPOSE: A turntable index-type automatic assembling system is provided to prevent the skip of steps by employing F/Proof devices between the steps. CONSTITUTION: A turntable index-type automatic assembling system comprises six assembly steps as follows. An optical fiber sensor is applied to the final stage of a line feeder and a body is provided. When a spring is not inserted into the body, sensing by a microswitch is executed. The delay of supply from the line feeder to a transfer cylinder is checked and a plate is provided. A hall sensor senses a cap of lock specifications and, when a plate is skipped, sensing on a cap is executed. The optical fiber sensor senses the skip of a cap.
Patent KR-20100042578-A (KR)
Title: Pour and seal assembly and method of using the same
Inventor: GORSKEY CORINNE
IPC: B65D33/36
Filed: 2009-04-16
Abstract: PURPOSE: A withdrawal and sealing assembly and a method for using the same are provided to seal groceries and withdraw the groceries more user-friendly for enhancing the life time of maintenance of the assembly. CONSTITUTION: A withdrawal and sealing assembly is a closing body(100) including internal color which is composed to seal an opening part of a food vessel. The withdrawal and sealing assembly comprises: a cover(102) which strongly covers an opening part to the food vessel; a cover color(104) which is united with the cover and seals the opening part; an internal color which is partly arranged within the cover color and seals the opening part of the vessel additionally.
Patent KR-20100116266-A (KR)
Title: Structure for combination non-contact between driving modules
Inventor: PARK JONG HWAN
IPC: B25J19/00
Filed: 2009-04-22
Abstract: PURPOSE: A non-contact coupling structure between driver modules is provided to ensure easy assembly, replacement, and repair by employing an optical waveguide instead of mechanical connection for power transmission between driver modules. CONSTITUTION: A non-contact coupling structure between driver modules comprises first and second driver modules(M1,M2). The first driver module has a truncated cone-shaped recessed coupling part around which a coil(1) is wound. The second driver module has a truncated cone-shaped protruding part around which a coil is wound, and is coaxially inserted in the first driver module to form a gap between them. A rotary gear(4) of the first driver module is connected to a frame(5) of the second driver module.
Patent KR-20100116467-A (KR)
Title: A method for powdering liquid germicide and insecticide
Inventor: AN KYUNG CHUL
IPC: C05D3/02
Filed: 2009-04-22
Abstract: PURPOSE: A powdering method of a liquid germicide and an insecticide is provided to prevent the precipitating and curing phenomenon of a liquid lime bordeaux mixture, or a liquid lime-sulfur mixture by powdering the mixtures using a spray-drier. CONSTITUTION: A powdering method of a liquid lime bordeaux mixture comprises the following steps: mixing hydrated lime and copper sulfate with purified water; filtering the mixture to obtain the liquid lime bordeaux mixture; powdering the liquid lime bordeaux mixture by drying with a spray-drier; and obtaining the powdered liquid lime bordeaux agent.
Patent KR-20100119117-A (KR)
Title: A rotor rpm measuring apparatus for gear-type positive displacement flow-meters
Inventor: KANG YONG SUK
IPC: G01D5/12
Filed: 2009-04-30
Abstract: PURPOSE: A rotor RPM measuring apparatus for positive displacement flow-meter, which can reduce the cost for maintenance and repair, is provided to accurately measure the rotation number of a rotor by being attached to a positive-displacement meter using a general purpose encoder. CONSTITUTION: A rotor RPM measuring apparatus for positive displacement flow-meter comprises an encoder(10), a base adapter(20), an encoder adapter(30) and a connection shaft(40). The encoder comprises a rotary shaft(11) projecting to downward. The base adapter comprises an inserting hole formed on the center part of the rotor RPM measuring apparatus. The encoder adapter is fixed to the base adapter. The upper end of the connection shaft is connected to the rotary shaft of the encoder.
Patent KR-20100120046-A (KR)
Title: Washing machine
Inventor: HONG SANG WOOK
IPC: D06F34/28
Filed: 2009-05-04
Abstract: PURPOSE: A washing machine is provided to enhance user convenience since the laundry can be taken out due to the low speed rotation of a drum by a button operation without the manual rotating of a drum. CONSTITUTION: A washing machine comprises a cabinet(100), a tub, a drum(130), an independent driving/input unit(200), and a controller. The cabinet forms a frame. The tub is installed in the cabinet and holds water. The drum is rotatably installed in the tub and holds laundry. The independent driving/input unit sends a drum rotating signal so that a user can operate the drum independently of a washing process. The controller receives a signal from the independent driving/input unit and controls the rotation of the drum.
Patent KR-20090120412-A (KR)
Title: Nonvolatile storage device and method for manufacturing same
Inventor: KIYOTOSHI MASAHIRO
IPC: H01L21/8247
Filed: 2009-05-18
Abstract: PURPOSE: A nonvolatile storage device and a manufacturing method thereof are provided to be commonly used in a mobile device, thereby strongly requesting reduction of an operating current when bit density increases. CONSTITUTION: A nonvolatile storage device(10) includes component memory layers. The component memory layers(54) are laminated on a layer surface perpendicularity. A layered structure unit(53) is provided between the first wire and the second wire. At least one of the first and second wires is provided to a part facing a recording layer. At least one of the first and second wires includes a protrusion protruded toward the recording layer.
Patent KR-20100125129-A (KR)
Inventor: HAN CHOUNG HOON
IPC: H04N7/18
Filed: 2009-05-20
Abstract: 본 발명은  지능형 DVR 장치에 관한 것으로, 충격 및 급격한 이동에 대한 안정성 확보뿐만 아니라 기기의 조작 및 이동, 변화에 대한 정보저장 및 알람 등을 통하여 정확한 정보를 제공하여 보안기능을 향상시킬 수 있는 지능형 DVR 장치를 제공한다. 이를 위한 본 발명은 사용자에 의해 설정이 입력되는 키입력부와; 외부의 충격을 감지하는 충격감지부와; 상기 충격감지부의 감지결과에 기초하여 안전 모드 및 보안 모드 중 어느 하나로 선택하여 동작되고, 보안 모드 선택시 상기 충격감지부의 충격 감지에 대응하는 로그정보를 기록하는 제어부와; 상기 로그정보가 저장되는 저장부와; 상기 충격감지에 대응하는 이상상황 정보를 외부로 전송하는 통신부;를 포함하는 것을 특징으로 한다. 상기와 같은 구성에 의해 본 발명은 사전에 사고를 예방할 뿐만 아니라 사고발생에 대한 상황적 추정이 가능함으로써, 단순한 패스워드에 의한 보안방식에 비하여 보다 능동적 보안 방식으로 보안기기 자체의 신뢰도를 향상시킬 수 있는 동시에 예기치 못한 사고 등의 외부충격에도 능동적으로 하드 디스크에 저장된 내용을 보호할 수 있는 효과가 있다.  
       
     진동 센서, G 센서, 지능형, DVR, 보안
Patent KR-20100128751-A (KR)
Title: Method for fabricating thin film transistor and method for fabricating display device having thin film transistor
Inventor: SHIM JONG SIK
IPC: H01L29/786
Filed: 2009-05-29
Abstract: PURPOSE: A manufacturing method and a display device manufacturing method thereof are provided to improve the reliability of a thin film transistor by executing the crystallization process of a semiconductor pattern. CONSTITUTION: A gate electrode(8) is formed on a substrate(1). A gate insulating layer(16), which has at least two first holes(18), is formed on the substrate. A semiconductor pattern(14) is formed on the gate insulating layer. A conductive layer(10a), which is contacted with the gate electrode through the first hole, is formed. The semiconductor pattern is crystallized by applying an electric field to the conductive layer.
Patent KR-20100130490-A (KR)
Title: Array substrate and method of fabricating the same
Inventor: KIM YONG YUB
IPC: H01L29/786
Filed: 2009-06-03
Abstract: PURPOSE: An array substrate and a method of fabricating the same are provided to improve productivity by reducing the thickness of an oxide semiconductor layer to reduce deposition time. CONSTITUTION: A gate electrode(108) is formed in a switching region(TrA). A gate insulating layer(112) is formed in a gate wiring and the gate electrode. An oxide semiconductor layer(119) with first thickness is formed on the gate insulating layer. An assistant pattern is formed on the oxide semiconductor layer and has second thickness. A source electrode(135) and a drain electrode(138) are formed on the assistant pattern.
Patent KR-20100131668-A (KR)
Title: Carbon composite, manufacturing method thereof, disk for clutch, and manufacturing method thereof
Inventor: PARK YANG DUK
IPC: F16D65/12
Filed: 2009-06-08
Abstract: PURPOSE: A carbon composite, a producing method thereof, a disc for a clutch using thereof, and a manufacturing method thereof are provided to improve the impregnation uniformity and the amount of impregnation for a substrate material. CONSTITUTION: A producing method of a carbon composite comprises the following steps: preparing a carbon fiber cluster formed with carbon fibers(S10); producing diffusion fluid by mixing a liquid material with a substrate mixture containing solid substrate powder(S20); supplying the carbon fiber cluster to the diffusion fluid for dispersing the carbon fibers, and impregnating the substrate powder among the carbon fibers(S30); reeling the carbon fiber cluster after drying(S40); and weaving, molding, and plasticizing the carbon fiber cluster(S50).
Patent KR-20100132175-A (KR)
Title: Method for providing gui partly covering dependent gui and device using the same
Inventor: KWAHK JI YOUNG
IPC: G06F3/0481
Filed: 2009-06-09
Abstract: PURPOSE: A method for providing a GUI(Graphic User Interface) partly covering some of a dependent GUI, and a device using the same are provided to reduce a GUI display region and intuitively display the relation among complicated GUIs by indicating some portion of dependent GUI in hide state. CONSTITUTION: A first GUI(Graphic User Interface) is indicated(S1210), and a second GUI dependent to the first GUI is displayed in a state that some portion of a second GUI is hidden by the first GUI(S1230). The second GUI provides the function necessary for performing a work using the first GUI. Unless the second GUI is necessary for performing the work using the first GUI, the second GUI automatically disappears.
Patent KR-20100134189-A (KR)
Title: Method for controlling auto dialing for international calling and mobile terminal having function therefore
Inventor: SEO WON SIK
IPC: H04W8/02
Filed: 2009-06-15
Abstract: PURPOSE: An automatic dialing control method for an international call which is automatically converted in a mobile terminal is provided to conveniently use an international roaming call by automatically converting an international connecting number. CONSTITUTION: A microprocessor of a second mobile terminal obtains the information of the communication network(S10). The microprocessor recognizes a network type through a PRL(Preferred Roaming List) of a data memory(S11). In case an inputted international call access number presently does not follow an access number system, the microprocessor automatically changes the connected number into the connected number system(S13). The microprocessor performs dialing(S16).
Patent KR-20100135544-A (KR)
Title: Transistor, method of manufacturing transistor and electronic device comprising transistor
Inventor: JUNG JI SIM
IPC: H01L29/786
Filed: 2009-06-17
Abstract: PURPOSE: A transistor, a method for manufacturing the same, and an electronic element including the same are provided to suppress the change of a threshold voltage in the transistor by including a photo relaxation layer. CONSTITUTION: A transistor includes a source, a drain, a channel layer, a gate insulating layer(GI1), and a gate(G1). The channel layer includes an amorphous oxide semiconductor. The amorphous oxide semiconductor is a ZnO-based oxide. A photo relaxation layer(R1) suppresses the change of a threshold voltage in the transistor due to light. The photo relaxation layer is based on Al_2O_3. The gate insulating layer is based on a silicon oxide.
Patent KR-20100137977-A (KR)
Title: Distributing board having cooling device
Inventor: OH SUK HWAN
IPC: H02B1/56
Filed: 2009-06-24
Abstract: PURPOSE: A distribution panel equipped with a cooling apparatus is provided to improve the stability of the distribution panel by offering effective amount of ventilation according to the temperature variation of a bus bar. CONSTITUTION: A box(100) is installed on wall of the building. A breaker(200) is composed of a main circuit breaker(210) and a secondary circuit breaker(220). A bus bar(300) interconnects the main circuit breaker and the secondary circuit breaker. A connector(400) mutually connects the bus bars. A cooling blasting means(500) implements the function of cooling the heat generated from the bus bar.
Patent KR-20110000273-A (KR)
Title: Method for producing rice noodle including brown rice powder, and rice noodle by the same
Inventor: BAEK SEOUNG WHAN
IPC: A23L7/109
Filed: 2009-06-26
Abstract: PURPOSE: A producing method of rice noodles containing rice bran powder is provided to use rice bran containing dietary fibers, and to prevent the noodles from cutting. CONSTITUTION: A producing method of rice noodles containing rice bran powder comprises the following steps: mixing japonica rice and indica rice(S1); washing the mixed rice with purified water, and soaking before crushing into 150~200meshes powder(S2); pan-roasting the rice bran(S3); adding water to the mixed rice powder, and steaming(S4); mixing the steamed rice powder with 10% of rice bran and 3% of starch, and kneading(S5); molding cooked noodles with the obtained paste using a mold frame; cutting the noodles(S6); and rapidly freezing the noodles for more than 2 days(S7).
Patent KR-20110002214-A (KR)
Title: Bicycle for monorail
Inventor: KOU IN MOE
IPC: B62M23/02
Filed: 2009-07-01
Abstract: PURPOSE: A bicycle for a monorail is provided to keep the balance of the bicycle body by clamping rails with a plurality of rollers. CONSTITUTION: A bicycle for a monorail comprises a bicycle body frame(3), one or more saddles(6) for passengers, a front wheel frame(5), a rear wheel frame(7), a front wheel(2), a rear wheel(4), a front wheel fork(8), and a rear wheel fork(9). The front wheel frame is connected to the body frame. The front wheel fork is connected to the front wheel frame and pivotally clamps the front wheel. The rear wheel fork is connected to the rear wheel frame and pivotally clamps the rear wheel. Roller supporting plate connecting rods(20) are vertically connected to the front wheel fork and the rear wheel fork, respectively. Roller bearing plates(21) are connected to the respective roller bearing plate connecting rods. An upward lifting force resistance roller(22), a lateral separation resistance roller(23), and a downward pressing force resistance roller(24) are installed in each roller bearing plate.
Patent KR-20110003066-A (KR)
Title: 글레이징 비드 장착용 어댑터 어셈블리
Inventor: KIM YOUN JUNG
IPC: E06B3/54
Filed: 2009-07-03
Abstract: 본 발명은 글레이징 비드를 창호 프레임에 장착할 수 있는 어댑터 어셈블리에 관련된 것으로서, 특히 창호 프레임에 장착되는 어댑터와, 상기 어댑터에 장착되어 글레이징 비드를 고정하는 중간재를 포함하여, 상기 글레이징 비드를 창호 프레임측으로 가압하여 바로 장착할 수 있도록 함에 의해 알루미늄과 같이 변형이 어려운 재질을 사용하더라도 양측단이 경사진 형상을 구비한 글레이징 비드를 창틀 프레임에 장착할 수 있는 장착용 어댑터 어셈블리에 관련된 것이다. 
       
     글레이징 비드, 45도 결합, 어댑터
Patent KR-20110004517-A (KR)
Title: Safaty apparatus of auxiliary brush assembly for vacuum cleaner and the vacuum cleanear
Inventor: LEE BYUNG JO
IPC: A47L9/00
Filed: 2009-07-08
Abstract: PURPOSE: A safety apparatus of an auxiliary brush assembly for a vacuum cleaner and a vacuum cleaner with the same are provided to stop rotation of a brush when an auxiliary brush assembly is fixed to a main body, thereby preventing injury of a user and damage of a vacuum cleaner. CONSTITUTION: A safety apparatus of an auxiliary brush assembly for a vacuum cleaner(1) includes a vacuum cleaner main body(100), an auxiliary brush assembly(300), an extension pipe, and an extension pipe fixing unit(110). The auxiliary brush assembly comprises a brush(301) and a driving motor. The driving motor rotates the brush. The extension pipe connects the vacuum cleaner main body with the auxiliary brush assembly. The extension pipe is attached/detached to/from the extension pipe fixing unit. If the extension pipe is mounted on the extension pipe fixing unit, power supplied to the driving motor is automatically cut off.
Patent KR-20110004640-A (KR)
Title: Rfid-based multi-robot management system for improving interoperation and method thereof
Inventor: BAIK DOO KWON
IPC: B25J9/00
Filed: 2009-07-08
Abstract: PURPOSE: An RFID-based multi-robot management system for improving interoperation and a method thereof are provided to minimize double search and collision of a multi robot, thereby maximizing efficiency of searching an area. CONSTITUTION: One mobile robot writes the first mini map which defines a work area of the mobile robot and the second mini map which defines a work area of another mobile robot. The mobile robot is a home robot. Another mobile robot is a single robot(200,300,400). Another mobile robot receives the second mini map from the home robot and performs a work based on the second mini map. RFID(Radio Frequency ID) tags are arranged in the work area. The mini maps define the work area based on RFID tag information.
Patent KR-20100007762-A (KR)
Title: Pneumatic drill
Inventor: BERNARD LIONEL GIEN
IPC: E21B4/06
Filed: 2009-07-09
Abstract: PURPOSE: A pneumatic drill is provided to make an exhaust gas path which helps the exhaust gas to be discharged out from a chamber according to the movement of a piston. CONSTITUTION: A pneumatic drill comprises a back head(32), a drill bit(39), an impact piston, a stem and an exhaust gas path. The back head is settled on a wear sleeve for the impact piston. The drill bit shuttles from the back head and is mounted on a handle of the wear sleeve. The stem in which diameter diminishes in order to add impact to the bit is included on the impact piston. The stem is guided by a piston stem bush. The exhaust gas path is form at the circumference of the piston stem in order to discharge the air from a chamber.
Patent KR-20110006048-A (KR)
Title: 티에프티 엘시디및 칼라필터 합판 표면 이물자동 검사장비 및 분류 리페어 적재 장비발명
Inventor: KIM KYO YOUNG
IPC: G01N21/25
Filed: 2009-07-13
Abstract: 본 발명 TFT-LCD 합판Glass(TFT-LCD Glass 와 Color Filter Glass의 접합) 자동 검사장비는 생산공정상에서 TFT-LCD 합판Glass의 표면을 자동검사하여 표면상에 존재하는 각종 defect 불량들을 Visual Inspection equipment 로 detecting 하여 양품인 경우는 무진동의 마그네틱 컨베이어 상으로 흘려보내며  불량Glass는 Revew & Repair 공정을 거쳐  최종불량품은 정확하게 N/G 처리하여 N/G-Buffer에 보내 적재하며 재생이 가능한 제품은 Repair 시키어 Good- Buffer에 보내 적재하는 장비이다.  
     본 검사장비의 구성은 TFT-LCD 합판 Glass 를 자동으로 Alignment 시키는  
     Alignment  Zone 과 Inspection Zone, Good & N/G - Up/Down Transport  
     Zone , Good Transport Zone, Expected NG -Transport Zone,  
     Re-Inspection - Up/Down Transport Zone, Re-Inspection Zon,  
     Finial NG -Transport Zone,Finial NG - Buffer Zone,Finial Good -Buffer Zone   으로 구성되어 졌다. 
     본 발명 LCD 검사장비는 생산하는 작업자가 되도록 불필요한 작업 없이 전자동으로 불량 여부를 인식,처리,판정되도록 설계 되였으며 기존의 방식에 비해 검사정밀도 을 약 1.5배 향상시켰으며 검사 항목도 기존에 검출이 잘 안 되는 분야인 무라, 백결함,흑결함,얼룩,기포, 돌기,지문,유기BM 내 이물 등과 제품별로 변경되는 광특성 변화(투과율)의 변화에 잘 대응이 안 되던 문제를 투과 광하계(Light field)로 이 루어진검사장치를 구성 및R,G,B 각 샘플의 투과율 변화를 측정하여 투과율 변화 +/- 20% 이내의 상한, 하한값을 정하여 검출 되도록 검사 알고리즘 를 개발 적용하였으며  무진동의 마그네틱 컨베이어,로봇시스템 등으로 설계되었다. 
     본 발명 검사장비는 여러 종류의 LCD Panel 중에서 Monitor의 핵심인 R.G.B Color,빛,선명도등 화질을 결정하는 가장 중요한  합판 Glass 이면서 가장 많은 불량이 발생 되는 공정이기도 하다. 따라서 품질이 상품의 질을 결정하는 최근의 trend 상황에서 본 검사장의 필요성이 절실히 요구되며 생산공정에서 제일 중요한 LCD TFT-LCD 합판 Glass의 품질을 무결점에 가깝게 자동으로 검사 및 판별, 분류시키는데 최대 역점을 둔 검사장비로써 제품의 품질을 높이며 생산성을 극대화시키도록 고려해서 설계하였다. 
       
     
     TFT-LCD 합판 Glass 검사장비,TFT-LCD 검사장비,LCD C/F검사장비,Bare glass 검사장비,PDP Bare glass 검사장비,LCD장비,glass검사장비
Patent KR-20110008434-A (KR)
Title: Apparatus for measuring biometrics and system for managing health
Inventor: CHO JAE HOON
IPC: A61B5/02
Filed: 2009-07-20
Abstract: PURPOSE: A biometric apparatus and a heath care system are provided to periodically manage the health condition of a user by unconsciously measuring the bio-information of the user using a pen. CONSTITUTION: A sensor unit(110) detects the bio-signal of a user by being formed into a pen type. The sensor unit measures at least one of the pulse wave or the temperature of the user. A processor unit(120) processes the bio-signal and generates bio-information data. A power supply unit(130) supplies power. A display unit(150) displays at least one of the remained amount of battery or the bio-information data.
Patent KR-20100010910-A (KR)
Title: Phase change ink imaging component having conductive coating
Inventor: GERVASI DAVID J
IPC: B41F33/00
Filed: 2009-07-22
Abstract: PURPOSE: A phase change ink imaging component which has an electric conduction coating part is provided to maintain the uniform mechanical property in the heavy load. CONSTITUTION: An offset printing device(1) comprises a phase variable ink component, an imaging member(18), and a release agent management system. The phase variable ink component offers the phase change ink on the phase change ink image to the imaging member. The imaging member accepts the phase change ink image in a print media. The release agent management system supplies the release agent to the imaging member. The amount of release agent which is required in order to selectively fix the phase change ink image is reduced.
Patent KR-20110010388-A (KR)
Title: Image pickup apparatus having auto focusing fuction using fractal dimension and the auto focusing method
Inventor: KIM SEO YOUNG
IPC: H04N5/225
Filed: 2009-07-24
Abstract: PURPOSE: An image pickup apparatus having an auto focusing function and a method thereof are provided to exactly judge an auto focusing target image using a fractal dimension. CONSTITUTION: A color difference extractor(121) extracts a color difference information by a photographed image pixel of an imaging unit(110). A fractal dimension generator(123) generates a fractal dimension value. If the fractal dimension value exceeds a preset threshold value, an AF(Auto Focus) control determination unit(124) outputs AF control signal to an AF control unit(130). According to the auto focusing signal, the automatic focusing device controls the focus of the imaging unit.
Patent KR-20100020424-A (KR)
Title: Image processing device, image sensing apparatus, and image processing method
Inventor: IKEDO HIDEKI
IPC: G06T5/00
Filed: 2009-08-04
Abstract: PURPOSE: An image processing device, an image sensing apparatus, and an image processing method are provided to improve image quality by correcting a pattern noise. CONSTITUTION: A frequency component divider divides an image of an image processing device into at least two frequency components. The image processing device has a light-shielding pixel area and a non-light-shielding pixel area. Through the frequency components of the light-shielding pixel region, noise amount calculation units calculate the amount of noises of the frequency components. According to the amount of noise, noise restriction units(1234,1233) restrict the noise components of the frequency components of the non-shielding pixel region. A frequency component synthesizer forms an image through the synthesis of the divided frequency components.