baber/WOPTO huggingface dataset:
Patent KR-20090022386-A (KR)
Title: Current measuring device of high voltage instrument insulated using electromagnetic induction
Inventor: KIM SUNG MAN
IPC: G01R15/18
Filed: 2007-08-30
Abstract: A current measuring device of high voltage instrument insulated using electromagnetic induction is provided to secure the accuracy and the profitability of the current characteristics curve by comprising the current transformer only with the coil. A support insulator is installed at the upper part of frame. The current(I1) is applied to the U-shaped booth bar(301) in the support insulator and the magnetic field is formed. The magnetic field formed in the neighboring of booth bar generates the induced electromotive force in a current transformer(304). The magnetic field induces the indirect induced electromotive force In neighboring current transformers(305,306). The current (I2) is applied to the booth bar and the magnetic field is formed around the booth bar. The magnetic field generates the main induced electromotive force in the current transformer. The current(I3) is applied to the booth bar and the magnetic field is formed around the booth bar. The magnetic field generates the main induced electromotive force in the current transformer.
Patent KR-20090024956-A (KR)
Title: Washer to hold flexible printed circuit assembly, head stack assembly with the washer, and hard disk drive with the head stack assembly
Inventor: PARK MIN JIN
IPC: G11B21/02
Filed: 2007-09-05
Abstract: A washer supporting a flexible printed circuit assembly, a head stack assembly with the washer, and a hard disk drive with the head stack assembly are provided to improve the accuracy of HSA rotation control and track seek performance as a limiter of a washer suppresses the tremor of a HSA connection part of a FPCA. A washer(140) supporting a FPCA(160) comprises: a fastening opening(141) through which a bottom part(123) of a pivot bearing(121) passes; a limiter(143) which is combined in a part of a HSA(head stack assembly,120) and which suppresses tremor due to the rotation of the HSA of a FPCA(flexible printed circuit board) end part of a hard disk drive. The washer is combined in the bottom part of a pivot bearing before a screwnut(135) is screwed in the pivot bearing in assembly of the HSA (head stack assembly) of the hard disk drive.
Patent KR-20090026472-A (KR)
Title: Motor for driving lens
Inventor: MIN SANG JUN
IPC: H02K33/02
Filed: 2007-09-10
Abstract: A lens driving motor is provided to absorb the external impact delivered to the carrier in the buffer member by interposing the buffer member between a carrier and a yoke. A penetration hole(113) is formed in a base(110). The vertical direction upper side and a housing(120) of the base are combined. The lower plate of the housing-contacting the upper side of the base is opened. An input hole(123) is formed on the upper plate of the housing. A carrier(160) is inserted into the input hole. A yoke(130) of the ring shape is fixed inside the housing. The yoke comprises a gusset plate(135), an inner wall(133), and an outer wall(131). A magnet(140) of the ring shape is combined with the inner circumference of the outer sidewall.
Patent KR-20090027311-A (KR)
Title: Ginseng steamed red making machine combination decoction machine
Inventor: NO HAN RAE
IPC: A47J31/00
Filed: 2007-09-12
Abstract: A red ginseng producer having a function for boiling down medical herb is provided to produce the red ginseng production and to extract the red ginseng extract. A red ginseng producer having a function for boiling down medical herb comprises: a glass tube(2) formed in an enclosure body(1) inner surface; a wicker tray(3) mounted on the upper part of the enclosure body inner surface and on which the red ginseng is put; an auxiliary glass cover(4) located in an opposite side of the enclosure body; a glass lid(6) in which a steam exhaust hole is built up; and a pressure adjusting pin(10) installed in the steam exhaust hole in order to control the pressure of the enclosure body inside.
Patent KR-20080092226-A (KR)
Title: A nature composition for permanent wave
Inventor: JIN JAE HWA
IPC: A61Q5/04
Filed: 2007-09-18
Abstract: A natural perming composition is provided to generate no offensive odor because of using no ammonia, prevent damage of hair, minimize skin allergy, and providing conditioning effect due to using various natural amino acids as reducing agents. A natural perming composition comprises: L-cysteine which digests or cleaves a cysteine disulfide bond of keratin to reduce the cysteine disulfide bond into cysteine; and L-arginine which swells keratin fibers to help the L-cysteine to be deeply permeated into the keratin fiber, wherein the L-cysteine further comprises L-acetyl cysteine as a reducing agent.
Patent KR-20090029899-A (KR)
Inventor: KIM BYEONG SEOP
IPC: A23L11/00
Filed: 2007-09-19
Abstract: A method for manufacturing bean-curd containing lactobacillus is provided to maintain nutrition, taste, and soft texture for a long term by using lactobacillus which is a natural coagulant. A method for manufacturing bean-curd containing lactobacillus comprises the steps of: (a) washing beans 3kg and soaking them in water of 17°C for 12 hour; (b) pulverizing the beans and filtering them in a centrifuge to separate soy milk and bean-curd dregs; (c) heating the soymilk(concentration 10-12brix) 18L at 100-105°C for 2-10 minutes; and (d) by adding lactobacillus 0.18-18g to the soymilk of 40°C to coagulate it at 35-45°C for 2-7 hours.
Patent KR-20090030630-A (KR)
Title: Circle type double-faced roast pan preventing the oil outflow
Inventor: SEO SUN JA
IPC: A47J37/10
Filed: 2007-09-20
Abstract: A circular shape double side pan for preventing the oil leakage is provided to improve the washing property as assembly and decomposition are facilitated. A circular shape double side pan for preventing the oil leakage comprises: an upper and lower partitions(160, 260) formed in the center of an upper pan(100) and lower pan(200) inside; an upper and lower part vapor evacuation hole(190, 290) formed between an upper and lower part oil leakage preventing protrusion in order eject the steam vapor of the body inside outside; and a combination bar from in one side circumference part of a first hinge protrusion(140) of the upper pan.
Patent KR-20090036220-A (KR)
Title: Audio system for vehicle and audio signal automatic control method thereof
Inventor: JUNG JAE HOON
IPC: G11B20/02
Filed: 2007-10-09
Abstract: A car audio system and an audio signal auto calibration method thereof are provided to set the equalizer and the volume suitable for the type of a portable audio device automatically, thereby providing music optimized for the interior of vehicle. A car audio system comprises a portable audio device(100) storing music data and its type information and outputting the selected music from the music data, and a car audio device(200) which, while being connected with the portable audio device, determines the volume and default equalizer included in a predetermined profile about the type information of the portable audio device, sets the default equalizer included in the predetermined profile in the portable audio device, and receives music reproduced by the portable audio device and outputs it.
Patent KR-20070115816-A (KR)
Title: User equipment implementing fast dynamic link adaptation
Inventor: TERRY STEPHEN E
IPC: H04B7/26
Filed: 2007-10-17
Abstract: A UE(User Equipment) for executing fast dynamic link adaptation is provided to quickly reduce sets of TFC(Transmission Format Combination) during a continuous period arriving at a maximum UE power state, and to quickly recover the TFC when the maximum UE power state is passed. An MAC(Medium Access Control) entity(12) has a TFC select processor(13). The processor(13) selects a TFC type related to a particular coded synthesis transmission channel which supports a desired transmission channel. A physical layer processing entity(14) has a permitted TFC processor(15) for determining blocked TFC and unblocked TFC to express the determined TFCs on the processor(13).
Patent KR-20090039209-A (KR)
Title: Off-line coupon issue system using security module, and method for the same
Inventor: KIM JONG DONG
IPC: G06F21/00
Filed: 2007-10-17
Abstract: An off-line coupon issuing system using a security medium and a method thereof are provided to temporarily store a coupon and read the stored coupon by only associating with electronic value, thereby obtaining security in selling a coupon offline. An electronic coupon issuing server(10) checks value information of an electronic coupon of a security module(50). The electronic coupon issuing server downloads the value information of the electronic coupon from an electronic coupon issuing terminal(40). An electronic coupon issuing terminal downloads the value information and transmits the value information to the security module. The electronic coupon issuing terminal downloads electronic value information from an electronic value transfer server(20) and transmits the information to the security module. If issuing an electronic coupon is requested, the security module transmits the electronic coupon to the electronic coupon issuing terminal.
Patent KR-20080041109-A (KR)
Title: Image signal processing method, image signal processing apparatus, and display apparatus
Inventor: AKIYAMA YASUHIRO
IPC: G09G3/28
Filed: 2007-10-26
Abstract: An image signal processing method, an image signal processing apparatus, and a display device are provided to reduce the quasi contour of a moving picture, and to prevent the omission of the lighting information at a sub field from generating. An input member(101) transmits the inputted image to an image signal processing member(102). The image signal processing member performs the signal processing such as the gain control and the reverse gamma correction according to the pixel value of the inputted image. A sub field lighting pattern signal generating member(103) performs the conversion of the SF(Sub Field) lighting pattern signal from the pixel value in order to transmit the pixel value to a lighting control member of a display device(109) as a light pattern signal. A motion vector detecting member(104) detects the motion vector at every pixel with reference to two continuous input images. A middle SF frame editing member(105) edits the number N of virtual middle frames corresponding to each SF lighting time position. A sub field lighting pattern signal correction member(106) reconstructs the pixel value with reference to the number N of the middle SF frames and edits the quasi contour correction image.
Patent KR-20090043021-A (KR)
Inventor: ROH JEONG JIN
IPC: G11C5/14
Filed: 2007-10-29
Abstract: 본 발명은 반도체 메모리 소자의 동작에 필요한 네가티브 전압을 생성하는 반전전하펌프에 관한 것으로, 더 상세하게는 반전전하펌프에 전압조정기를 추가하여 출력전압을 용이하게 조절할 수 있는 반전전하펌프에 관한 것이다.  
     본 발명에 따른 출력전압을 조절할 수 있는 반전전하펌프(inverting charge pump)에 의하면 반전전하펌프에 전압조정기를 추가하여 시스템에 공급되는 전압을 변경하지 않고 전압조정기의 출력전압을 조정함으로써 최종 출력전압인 네거티브 전압을 용이하게 조정할 수 있는 효과가 있다. 
       
     네거티브 전압, 반전전하펌프, 전압조정기
Patent KR-20090043249-A (KR)
Inventor: LEE SEONG JU
IPC: B01D35/30
Filed: 2007-10-29
Abstract: 본 발명은 정수기에 사용되는 여러 종류의 필터에 맞추어 각각의 사출금형을 제작하여 성형하여야 하는 필터 하우징 대신에 각각의 필터를 통합적으로 수용할 수 있는 필터수용부와 이에 일체로 구성된 관상 본체부 및 캡을 필터의 종류에 상관없이 범용성을 가지는 하나의 사출금형만을 사용하여 단종의 필터 하우징 사출품만을 생산하는 것이 가능하게 되어, 종래의 각 필터 하우징를 위한 사출금형을 따로 제작함으로써 부담하게 되는 경제적인 손실을 줄일 수 있으며, 또 이에 상응하여 제품의 생산단가를 낮출 있고, 더 나아가 단종의 필터 하우징 사출품만을 성형할 수 있는 범용성을 가지는 사출금형으로 대량의 필터 하우징을 제조할 수 있어 생산성을 높일 수 있으며, 
     또한, 여러 종류의 필터에 맞추어 각각의 하우징을 준비하거나 보관하기 위한 공간을 확보할 필요가 없어 공간효율이 향상될 수 있으며, 또 단종의 필터수용부와 이에 일체로 구성된 관상 본체부 및 캡으로 제작된 사출품만을 보관할 수 있어 그 유지 및 관리가 용이, 간편한 정수기용 유니버설 필터 하우징에 관한 것으로, 
     이를 위한 본 발명인 정수기용 유니버설 필터 하우징은, 관상 본체부; 상기 본체부의 일측에 배열되며, 통공을 중심으로 각각 내측 저면에 멤브레인필터 팁과 결합하는 제1수밀부재와, 침전필터와 결합하는 제2수밀부재, 그리고 카본필터를 위 한 지지부재가 동심원을 이루고 있는 필터수용부; 및 상기 본체부의 타측에 결합되는 캡;을 포함하여 이루어진다. 
       
     필터수용부, 멤브레인필터, 침전필터, 카본필터, 리테이너(retainer), 통수(通水)부
Patent KR-20090043799-A (KR)
Inventor: PARK HYON WOO
IPC: G02F1/1333
Filed: 2007-10-30
Abstract: 본 발명은 액정표시장치모듈에 관한 것으로 특히, 발광다이오드를 광원으로 사용하는 사이드 뷰(side view) 방식의 액정표시장치에 있어서, 빛샘현상을 개선한 액정표시장치에 관한 것이다. 
     본 발명의 특징은 서포트메인의 돌출부의 끝단에 빛샘방지턱을 구성하는 것으로, 도광판의 들뜸으로 인하여 도광판과 LED 어셈블리의 위치가 틀어져 도광판의 들뜸부위로 출사되는 빛이 바로 광학시트로 입사되어 발생되는 빛샘현상을 방지할 수 있다.   
     이로 인하여, 고휘도 및 높은 색균일성을 갖는 액정표시장치를 제공할 수 있다.  
       
       
     사이드 뷰, LED, 도광판, 빛샘, 액정표시장치
Patent KR-20080040603-A (KR)
Title: Ink set
Inventor: NAKANO KEITARO
IPC: C09D11/00
Filed: 2007-11-02
Abstract: An ink set, and a recording method using the ink set are provided to improve storage stability and image curing property by preventing the curing during storage. An ink set comprises an ink composition A which comprises at least a polymerizable compound and a photopolymerization initiator; and an ink composition B which comprises at least a polymerizable compound, wherein the each ink composition is not cured separately. Preferably the ink composition B does not contain a polymerization initiator; the polymerizable compound of the ink composition A is copolymerized with the polymerizable compound of the ink composition B; and the polymerizable compound of the ink composition A is not polymerized in the presence of a photopolymerization initiator.
Patent KR-20090045765-A (KR)
Inventor: KIM HAN YOUNG
IPC: F28F1/32
Filed: 2007-11-02
Abstract: 본 발명은 흡수식 냉동기의 배기가스열교환기에 관한 것으로서, 흡수식 냉동기의 고온재생기에서 외부로 배출되는 배기가스의 열을 효율적으로 회수하여 열효율의 향상을 가져오기 위하여 개발된 것으로; 흡수식 냉동기의 고온재생기에서 외부로 배출되는 배기가스의 열을 회수하기 위한 흡수식 냉동기의 배기가스열교환기 
     에 있어서, 판형으로 길게 연장되어 그 끝단은 상호 반대방향으로 직각으로 절곡되는 두 개의 고정판과, 상기 고정판의 사이에 형성되는 전열핀과, 상기 전열핀에서 유동하는 유체의 흐름을 연결하도록 상기 고정판의 외측에서 전열핀을 연결하는 다수의 연결튜브와, 상기 고정판의 외측에서 상기 전열핀으로 최초 유체를 공급하고 배출하는 두 개의 공급튜브로 구성되는 적어도 두 개 이상의 전열핀 카트리지와; 
     전면과 배면에는 개방되어 연소가스가 유입 및 배출되도록 연소가스 관통부를 형성하고, 상기 전열핀 카트리지의 고정판이 각각 좌우측에 위치하도록 순차적으로 내부에 적층되며, 상기 전열핀 카트리지의 공급튜브가 위치한 곳은 수직으로 길게 절개되어 하부는 막혀있고 상부로는 연결홀이 형성되는 각각 입구덕트와 출구덕트가 용접되는 케이스로 구성됨을 특징으로 하는 흡수식 냉동기의 배기가스열교환기에 관한 것이다. 
       
     냉온수기, 열회수기
Patent KR-20090045769-A (KR)
Inventor: KIM HEE JEAN
IPC: H04N21/4623
Filed: 2007-11-02
Abstract: CAS(Conditional Access System)에 대한 시큐리티 장치 및 방법 그리고 STB(Set-Top-Box)를 개시한다.  시큐리티 장치는 STB로부터 ECM(Entitlement Control Message)을 수신하여 상기 ECM이 포함하는 CW(Control Word)를 획득하는 CA 에이전트(Conditional Access agent) 및 상기 STB로부터 더 수신된 암호화된 컨텐츠를 상기 CW를 이용하여 복호화하는 CA 디스크램블러(descrambler)를 포함한다. 
       
     CAS(Conditional Access System), STB(Set-Top-Box), ECM(Entitlement Control Message), EMM(Entitlement Management Message), CW(Control Word)
Patent KR-20090045999-A (KR)
Inventor: BEOM HEE RAK
IPC: G01R31/26
Filed: 2007-11-05
Abstract: 본 발명은 테스트 트레이의 일 측면을 홀딩하는 홀딩부재를 구비하고, 테스트 트레이를 제1위치에서 제2위치까지 이송하는 제1이송장치; 및 테스트 트레이의 일 측면을 푸싱하는 푸싱부재를 구비하고, 테스트 트레이를 제2위치에서 제3위치까지 이송하는 제2이송장치를 포함하여 이루어진 테스트 트레이 이송장치, 및 그를 적용한 테스트 핸들러에 관한 것으로서,  
     본 발명에 따르면, 제1이송장치를 이용하여 제1단계 이송공정을 수행하고 제2이송장치를 이용하여 제2단계 이송공정을 수행함으로써, 제1챔버부의 전방 측면에 형성된 제2개구부를 통해 테스트 트레이를 제1버퍼부에서 제1챔버부로 용이하게 이송할 수 있다.  
       
     테스트 트레이 이송장치, 테스트 핸들러
Patent KR-20090048147-A (KR)
Inventor: PAKR SEUNG JUN
IPC: E03F3/04
Filed: 2007-11-09
Abstract: 본 발명은 관로 받침대에 관한 것으로, 관로간 연결부재가 설치되는 관로의 연결부위와 관계없이 연속적으로 연결되어 관로가 설치된 전 구간에 걸쳐 관로의 하부를 중단 없이 안정적으로 지지할 수 있는 것이다. 
     이러한 본 발명은, 굴착된 지면의 바닥과 관로의 하부 사이를 가로막아 차단하는 베이스와, 베이스의 전후에 각각 세워져서 관로의 하부 중앙부위를 받쳐주는 전측벽 및 후측벽과, 베이스의 좌우에 각각 세워지되 전측벽 및 후측벽을 연결하여 이들 및 베이스와 함께 여유공간을 형성하는 좌측벽 및 우측벽과, 좌측벽 및 우측벽의 상단부로부터 각각 연장되어 관로 하부의 좌측부위 및 우측부위를 감싸면서 받쳐주는 연장지지부재를 포함하여 구성되며, 전측벽 및 후측벽의 상면과 연장지지부재의 내측면은 안착부를 형성하되, 안착부 중 일부는 관로간 연결부재와 대응된 형태로 요입되어 관로간 연결부재의 하부를 수용하는 수용홈으로 형성된 것을 특징으로 한다. 
       
     관로, 받침대, 수용홈, 여유공간
Patent KR-20090049861-A (KR)
Inventor: CHOI WAN SOO
IPC: F15B1/04
Filed: 2007-11-14
Abstract: 본 발명은 유압기기의 관로(40)상에 설치되는 멤브레인 타입의 어큐뮬레이터에 관한 것이다. 어큐뮬레이터(10)는 유압기기에서 발생되는 순간적인 작동유의 압력변화를 신속하게 대처하고자 유압 관로(40)에 설치되는 완충기로써, 그 종류에는 스프링하중형, 가스오일형, 블래더형 및 멤브레인 타입 등이 있다. 
     본 발명의 특징적 구성은 종래 멤브레인(20)의 두께가 일정하던 것을 개선하여 멤브레인(20)의 동선(30)에 규칙성을 부여하고자, 멤브레인(20)의 중앙부에 슬림부(22)(Slim部) 또는 파형부(22a)(波形部)를 형성한 것이다. 상기 슬림부(22, 또는 파형부(22a))로 인해 멤브레인(20)의 동선(30)은 상하 연직운동이 유도됨으로써, 규칙적인 반복운동에 따른 멤브레인(20)의 피로 임계점을 수치화할 수 있으므로 멤브레인(20)의 교체시기 및 가용(加用)주기를 예측할 수 있다. 또한, 규칙 동선(30)에 따른 슬림부(22, 또는 파형부(22a))의 피로현상을 특수재질의 고무 등으로 보강할 수 있어서 보다 안정된 유압기기의 작동에 기여하는 것이다. 
       
     멤브레인, 어큐뮬레이터, 유압
Patent KR-20080047303-A (KR)
Title: Gravitational settling bed for removal of particulate impurities in a nuclear steam generator
Inventor: KLARNER RICHARD G
IPC: G21F9/10
Filed: 2007-11-23
Abstract: A gravitational settling bed for removal of particulate impurities in a nuclear steam generator is provided to remove sludge from a bleed stream of recirculated water and to transfer the bleed stream to a low speed region in a pressure vessel. A gravitational settling bed for removal of particulate impurities in a nuclear steam generator includes a low speed region and a bleed stream transfer device. The low speed region is formed inside a recirculation type steam generator and includes a first separator deck plate(34), an upper plate(124), and a reinforcing outer circumferential ring(122). The upper plate is positioned on the first separator deck plate. The reinforcing outer circumferential ring is adjacent to the first separator deck plate and an outer circumference of the upper plate. The bleed stream transfer device transfers a bleed stream of recirculated water generated in the recirculation type steam generator.
Patent KR-20090058750-A (KR)
Title: Poly crystalline silicon thin film transistor having bottom gate structure and method for fabricating the same
Inventor: JOO SEUNG GI
IPC: H01L29/786
Filed: 2007-12-05
Abstract: A polycrystalline silicon thin film transistor and a manufacturing method thereof are provided to prevent a silicon layer from being damaged due to the deposition of a gate insulating layer by forming the gate insulating layer earlier than the silicon layer when applying MILC(Metal Induced Lateral Crystallization). A gate electrode is formed on a transparent substrate(1). A gate insulating layer(3) is formed on the substrate. An active layer made of the amorphous silicon is formed on the gate insulating layer. A first crystallization induction metal layer and a second crystallization induction metal layer are formed on the active layer. A part of the active layer is crystallized by the MIC(Metal Induced Crystallization) by thermally processing the substrate. The remaining of the active layer is crystallized by the MILC. The source region and the drain region are defined in the active layer.
Patent KR-20080101636-A (KR)
Title: System and method for bridging file systems between two different processors in mobile phone
Inventor: WANG CHUN CHIAO
IPC: H04B7/26
Filed: 2007-12-05
Abstract: A system and a method for bridging file systems between two different processors in a mobile terminal are provided to bridge file systems of two processors and access data directly which is stored in the file system of a baseband processor. A BFS command is transmitted from a BFS client module(215) to a BFS host module through an interface unit in response to a first file system(211). The BFS host module(225) requests to a second file system in order to perform the file processing according to the BFS command. The BFS result is transmitted from the BFS host module to the BFS client module through the interface unit.
Patent KR-20090059296-A (KR)
Title: Semiconductive resin composition and image forming intermediate transfer belt using the same
Inventor: CHANG YOUNG KYU
IPC: C08K7/00
Filed: 2007-12-06
Abstract: A semiconductive resin composition for a transfer belt is provided to ensure excellent electric conductivity, dispersibility, toner exfoliation and anti-fouling property while maintaining mechanical properties. A semiconductive resin composition for a transfer belt comprises (A) a thermoplastic matrix resin 100.0 parts by weight and (B) carbon nanotube 0.1~5 parts by weight. The thermoplastic matrix resin(A) is polyolefin resin, polyacetal resin, acrylic resin, polymethacrylic resin, polycarbonate resin, styrene resin, polyester resin, polyphenylene ether resin, polyarylate resin, polyamide resin, polyarylsulfone resin, polyetherimide resin, polyether sulfone resin, fluorinated vinylidene resin, polysulfone resin, and liquid crystal polymer resin or a copolymer or a mixture of at least two kinds thereof.
Patent KR-20090059400-A (KR)
Title: Apparatus for feeding organic waste with fermentation and agitation
Inventor: HER YUN KIL
IPC: B09B3/00
Filed: 2007-12-06
Abstract: An apparatus for fermenting, agitating and transferring organic waste is provided to reduce installation cost, to minimize operation time, and to improve reliability of the apparatus. An apparatus for fermenting, agitating and transferring organic waste includes a fermentation tank, an agitation transfer device, and an agitation transfer unit-reciprocating device. The agitation transfer device includes a frame, a screw-typed agitator(220), an impeller-typed transfer unit(230), a first cylinder(240), a second cylinder(250), and a third cylinder(260). The frame includes a first frame in which the screw-typed agitator is installed and a second frame(212) in which the impeller-typed transfer unit is installed. The agitation transfer unit-reciprocating device includes a first rotating pulley(301), a second rotating pulley(302), a third rotating pulley(303), a fourth rotating pulley(304), a first transfer wire(305), a second transfer wire(306), and a driving unit.
Patent KR-20080065529-A (KR)
Title: Semiconductor memory device and sense amplifier circuit
Inventor: AKIYAMA SATORU
IPC: G11C11/4091
Filed: 2007-12-07
Abstract: A semiconductor memory device and a sense amplifier circuit thereof are provided to increase access time and to reduce a sub threshold leak by implementing a sense amplifier circuit reducing offset of a sense amplifier. A memory array comprises a plurality of word lines, a plurality of data lines and a plurality of memory cells arranged in crossing points of the word lines and the data lines. A sense amplifier circuit(SA0) is connected to a plurality of data line pairs. The sense amplifier circuit comprises a first MISFET pair, a second MISFET pair and a third MISFET pair. The first MISFET pair has a first transistor and a second transistor. A drain of the first transistor is connected to a source of a fourth MISFET, and a drain of the second transistor is connected to a source of a fifth MISFET. Drains of the fourth and the fifth MISFET are connected with each other.
Patent KR-20080001703-A (KR)
Title: Method for driving a plasma display panel
Inventor: HASHIMOTO YASUNOBU
IPC: G09G3/291
Filed: 2007-12-14
Abstract: A method for driving a plasma display panel is provided to improve the reliability of addressing by executing the control of wall voltages before generating the address discharge. The plasma display panel, which includes scan electrodes and address electrodes(A1-Am) to cross with the scan electrodes, is driven through a period including an address period(TA) for executing address discharge in cells. Scan pulses for selecting the scan electrodes per columns are supplied to the scan electrodes. Address pulses for selecting the address electrodes per rows are supplied to the address electrodes. A first discharge is executed in cells applied the scan and address pulses at the same time. A second discharge having magnitude smaller than that of the first discharge is executed in cells applied the scan pulses without using the address pulses.