baber/WOPTO huggingface dataset:
Patent KR-20070100192-A (KR)
Title: Dye-sensitized solar cell prepared by low-temperature process using tio2 paste
Inventor: PARK WON KYU
IPC: H01L31/04
Filed: 2007-07-30
Abstract: A dye-sensitized solar cell prepared by a low-temperature process using TiO2 paste is provided to develop the entire process for manufacturing the dye-sensitized solar cell. A dye-sensitized solar cell is prepared by a low-temperature process using TiO2 paste. A process for manufacturing inorganic binder sol including high concentration aqueous TiO2 includes a step of mixing water(10) with titanium alkoxide(20) using catalyst(30). Start materials for manufacturing inorganic binder sol including high concentration aqueous TiO2 include titanium alkoxide (TiRO4(20), wherein R=alkyl group), and distilled water(10). A low grade alcohol solvent includes ethanol, methanol, isopropanol, and butanol.
Patent KR-20090015543-A (KR)
Title: System and method for routing control between switching center
Inventor: KIM JIN SIK
IPC: H04W48/06
Filed: 2007-08-09
Abstract: A routing control system between switches and a method thereof for canceling traffic congestion are provided to perform a root of traffic by detouring to the traffic in case that the malfunction occurs in the switch or the traffic increases in the switch. A switch group(20) groups a plurality of switches(21a,21n,22a,22b). A routing adjustment server(30) holds registers the information about the switches belonging to the switch group. The traffic is round to the other exchanger within the switch group and roots the remote command on the switch group in case that the malfunction occurs among the switch or the traffic congestion is generated.
Patent KR-20080014704-A (KR)
Title: Lift support means for a lift system, lift system with such a lift support means and method for assembling such a lift system
Inventor: ACH ERNST
IPC: B66B7/06
Filed: 2007-08-10
Abstract: A lift support unit for a lift system, a lift system with the lift support, and a method for assembling the lift system are provided to ensure sufficient guiding characteristics in lateral direction and uniform load distribution between driving side and a tensile carrier arrangement, through the extension of flank height of each guide rib with respect to a driving rib. A lift support unit(1) for a lift system comprises a body(2), a driving side, a deflection side, and a tensile carrier arrangement(5). The driving side has a friction-coupling with a driving wheel of the lift system, having a plurality of driving ribs(3). The deflection side is provided on the opposite side of the driving side, having a plurality of guide ribs(4). The tensile carrier arrangement is disposed on the body to deliver tensile force. The driving rib has a higher flank height(h4) and/or a wider flank width(t4) than that of the driving rib. The rate of flank height of the guide rib with respect to width(w) of the lift support unit is greater than 0.4. Each guide rib is in relation with utmost 3 driving ribs. Desirably a minimum width of each driving rib is greater than a minimum width of an associated groove in the driving wheel.
Patent KR-20090017263-A (KR)
Title: A incombustible composition and the method therefor
Inventor: JANG MOON YUL
IPC: C09K21/02
Filed: 2007-08-14
Abstract: An incombustible composition is provided to minimize the casualties by delaying poisonous gas and smoke for the predetermined time in firing without lowering the inherent property of interior and exterior decorative materials. An incombustible composition metal silicon 10-30 weight%; deionized water 50-70 weight%; caustic soda (NaOH) 5-10 weight%; polyoxyethylene sorbitan monolate 5-10 weight%; silica powder (SiO2) 5-10 weight%; and boron(B) 5-10 weight%.
Patent KR-20080101622-A (KR)
Title: Composition for repelling mosquitoes
Inventor: KWOEN HYOUK IL
IPC: A01N25/20
Filed: 2007-08-16
Abstract: A composition for repelling mosquitoes is provided to supply an excellent and harmless composition for repelling mosquitoes using a neric acid and a derivative thereof originated from a natural product. A composition for repelling mosquitoes composition comprises one or more agents for repelling mosquitoes selected from a group consisting of a neric acid and a derivative thereof as an active ingredient. The composition for repelling mosquitoes composition is used as cream, lotion, spray, dispersing agent or an agent for application of skin.
Patent KR-20090022884-A (KR)
Title: Rod antenna for preventing the noise
Inventor: CHO SUNG BOK
IPC: H01Q1/24
Filed: 2007-08-31
Abstract: A rod antenna is provided to prevent a noise due to a contact of an inner side of an insulating tube or an inner side of a guide tube by inserting a detachable vibration absorber. A rod antenna(110) is inserted and is withdrawn from a mobile terminal. A guide tube(130) guides an inserting and a withdrawing of the rod antenna. A vibration absorber(160) is detachably formed in an end of the rod antenna. An insulating tube(120) surrounds the rod antenna, and is formed inside the guide tube. A groove is formed according to an outer circumference of the rod antenna. An o-ring(150) is inserted in the groove. An inner surface of the rod antenna and the insulating tube is adhered by the o-ring.
Patent KR-20090027371-A (KR)
Title: A portable pulse taking device using a force sensor
Inventor: JEON DO YOUNG
IPC: A61B5/02
Filed: 2007-09-12
Abstract: A portable pulse taking device using a force sensor is provided to grasp a body state rapidly by applying the minimum interface with an LED. A pulse measuring apparatus includes a force sensor(10), a filtering unit(20), a comparison circuit unit(30), and a display unit(40). The force sensor is installed in a case(60). The force sensor senses the force change according to the pulse state applied to a contactor in a skin surface. The force sensor outputs the force change to an electrical signal. The filtering unit filters the electrical signal outputted from the force sensor. The filtering unit applies the filtered electrical signal to a signal type used in the comparison circuit unit. The comparison circuit unit compares the electrical signal applied through the filtering unit with a reference signal. The comparison circuit unit outputs the signal according to the pulse state. The display unit displays the current pulse state by the signal applied in the comparison circuit unit. Each configuration unit and a battery(50) for a power source are installed in the case.
Patent KR-20090029373-A (KR)
Title: Display device having organic thin film transistor
Inventor: KOO JAE BON
IPC: G02F1/136
Filed: 2007-09-18
Abstract: A display device including organic thin film transistor is provided to improve the electrical characteristic by maintaining the threshold voltage constant. A display device including the organic thin film transistor comprises a substrate (100), an organic thin film transistor, a passivation layer(150), and a bank layer(170). The organic thin film transistor is arranged on the top of the substrate. The passivation layer is arranged on the top of the substrate in order to cover the organic thin film transistor. The bank layer is arranged on the passivation layer. The bank layer limits the shape of the pixel. The passivation layer or the bank layer has the material blocking the light which is income from the upper side of substrate on the organic thin film transistor.
Patent KR-20090030014-A (KR)
Title: Mutant in arabidopsis with improved resistance to oxidative stress
Inventor: LIM JUN
IPC: C12N15/09
Filed: 2007-09-19
Abstract: A plant mutant having resistance to oxidative stress is provided to increase resistance to oxidative stress by increasing reactive oxygen species(ROS) by comparing with the wild-type plant. A resistance to oxidative stress is shown in the plant body for by introducing ugt71c1-1 gene inserted with T-DNA(transferred DNA) to 105bp upstream in an ATG start codon of UGT71C1 gene in SEQ ID NO:1. The plant body is Arabidopsis thaliana. The oxidative stress is induced by chemical substances like methyl viologen.
Patent KR-20090030405-A (KR)
Title: Ink charging-equipment of hand pump
Inventor: CHOI KWANG SUNG
IPC: B41J2/175
Filed: 2007-09-20
Abstract: A hand pump ink refill device is provided to charge large amount of ink to a cartridge conveniently by delivering fixed pressure through a pump part. A hand pump ink refill device comprises: an ink reservoir(30) in which ink is filled inside; a body(10) in which a cartridge(40) and the ink reservoir are connected in both sides; a pump unit(20) formed on the top of the body; and a support unit(50) supporting the body. The pump unit transfers the ink of the ink reservoir to the cartridge with compressed air.
Patent KR-20090030567-A (KR)
Title: Apparatus and method for visualizing object by using tomography
Inventor: KIM YONG PYUNG
IPC: G01B9/02
Filed: 2007-09-20
Abstract: An apparatus and a method for visualizing an object by using tomography are provided to improve a variable velocity of the length of an optical path by using a piezoelectric element. A beam splitter divides the light outputted from a light source(100) into the first light and the second light. First and second optical path delay units(104,109) change the length of the first and second optical paths. A metering unit irradiates the first light passing through the first optical path to a measurement target. The metering unit transmits the signal light reflected in the measurement target to the beam splitter. A reference light generator generates the reference light by using the second light passing through the second optical path. An optical detector(115) detects data for the tomography image of the measurement target from the signal light and the reference light. A signal corrector(119) corrects the data for the tomography image by using a function in consideration of the variable velocity of the first and second optical paths.
Patent KR-20090030593-A (KR)
Title: Microalloyed steel for fracture-split connecting rod with high fatigue resistance
Inventor: WANG SUNG DO
IPC: C22C38/00
Filed: 2007-09-20
Abstract: Microalloyed forging steels for a fracture-split typed connecting rod having high fatigue resistance are provided to reduce manufacturing cost and replace steel materials for a fracture-split typed connecting rod having high intensity tempering by guaranteeing a high fatigue property. Microalloyed forging steels for a fracture-split typed connecting rod having high fatigue resistance includes the followings: 0.30~0.45wt.% of carbon, 0.50~0.80wt.% of silicon, 0.80~1.20wt.% of manganese, 0.05~0.09wt.% of sulfur, 0.2~0.3wt.% of vanadium, 10~50wt.ppm of titanium, 100~200wt.ppm of nitrogen, 0.02~0.12wt.% of molybdenum, residual iron and inevitable impurities.
Patent KR-20080050299-A (KR)
Title: Apparatus for shader providing and transformation of 3d graphic system
Inventor: LEE JAE HO
IPC: G06T15/00
Filed: 2007-09-28
Abstract: An apparatus for providing and converting a shader of a 3D graphic system are provided to access options for respective shaders easily through a convenient graphic interface, recognize an immediate result for the adjustment of the option, and offer information of similar results as a result type to modify the shader easily. A shader expressing unit(110) renders a shader to be embodied. An option adjusting unit(120) adjusts an option of the shader. A similar shader generating unit(130) automatically generates similar shaders corresponding to the option adjusted in the option adjusting unit. A meta data generating unit(140) analyzes shader option, and generates meta data corresponding to the analyzed option. An output unit(160) outputs the automatically generated similar shaders.
Patent KR-20090032841-A (KR)
Title: Method for manufacturing metal nanoparticles comprising rod shape
Inventor: JUN BYUNG HO
IPC: B82B3/00
Filed: 2007-09-28
Abstract: Provided is a method for manufacturing metal nanoparticles having a rod shape by mixing primary amine or secondary amine in a proper mixing rate without any additional apparatuses. A method for manufacturing metal nanoparticles having a rod shape comprises the following steps of: heating a mixture of amine compounds containing primary or secondary amine, a metal precursor and a non-polar solvent up to a temperature of 60-300°C to prepare metal oxide nanoparticle intermediate having rod shapes; adding capping molecule and reducing agents to the mixture and heating the mixture to the temperature of 90-150°C to produce metal nanoparticles; and separating the metal nanoparticles. The metal precursor represents a copper precursor.
Patent KR-20090032854-A (KR)
Title: Educational material of magic window for children and method thereof
Inventor: LEE WON KU
IPC: G09B19/00
Filed: 2007-09-28
Abstract: A magic window educational material for children and a studying method thereof are provided to give a stimulus about the color to the children by observing the drawing of various colors through colored glasses or the magic window. A magic window studying material includes a drawing member(100), a colored glasses material(120) and a colored pencil member(130). The object is painted in the drawing member with the selected color and the non-selected color. The color glasses member is colored in the drawing with the selected color to be seen or not to be seen. The drawing is painted with the same color as the colored glasses member by using the colored pencil member.
Patent KR-20090038192-A (KR)
Title: 관로 보수용 진공 튜브 및 관로 보수 방법
Inventor: PARK BYOUNG KWON
IPC: F16L55/162
Filed: 2007-10-15
Abstract: 관로 내에 삽입되어 그 내부의 공기가 제거된 상태에서 그 내부로 경화성 수지가 함침된 관라이닝재를 반전삽입하여 팽창됨에 따라 관로 내에 밀착되어 설치되는 진공 튜브에 있어서, 소정 길이를 가지며, 그 외주면에 플라스틱 필름이 도포된 관상의 수지흡수재; 및 관상의 수지흡수재의 내측에서 수지흡수재의 길이방향으로 설치되며, 수지흡수재의 내부를 진공처리시 진공압이 수지흡수재 내에 전체적으로 작용하도록 하는 보조부재를 포함하는 것을 특징으로 하는 관로 보수용 진공 튜브가 개시된다. 
       
     관로, 보수, 라이닝, 진공 튜브, 수지, 진공
Patent KR-20090038293-A (KR)
Title: Dispenser and refrigerator having the same
Inventor: MOON GI YONG
IPC: F25D11/00
Filed: 2007-10-15
Abstract: A dispenser and a refrigerator including the same are provided to prevent the tray from being broken away from the dispenser cover by maintaining a constant adherence between the dispenser cover and tray. A dispenser comprises a dispenser cover(131) in which a receiving space of which the front side is opened is formed, and a tray(151) which is accepted in the bottom of the receiving space. A protrusion(141) which contact elastically the rest one in the bottom surface of the dispenser cover and lower face of tray.
Patent KR-20090039114-A (KR)
Title: Piece bolt automatic combination apparatus
Inventor: JUNG JAE SUN
IPC: B23P19/06
Filed: 2007-10-17
Abstract: A piece bolt automatic combination apparatus is provided to improve productivity by allowing multiple piece bolts to be combined simultaneously and forming several feeding units and combining units. A piece bolt automatic combination apparatus comprises a power supply(W) feeding power; a control part(C) controlling each of parts; a feeding part(100) supplying a piece bolt with it aligned; a distributing unit(200) distributing the fed piece bolt into a fastening head; a fastening part(300) fastening the distributed piece bolt at the proper position of an object to be joined; and a fastening part(400) clamping an object to be joined during performing a joining work through the fastening part.
Patent KR-20090043654-A (KR)
Inventor: KIM YOUNG HO
IPC: A01G9/24
Filed: 2007-10-30
Abstract: 본 발명은 전기를 이용한 농업용 축열식 온수순환 장치에 관한 것으로, 농업용 전기로 가열한 물을 저장하는 축열조(10)와; 상기 축열조(10)에 저장된 물의 온도를 조절하는 온도조절기(20)와; 상기 축열조(10)에 저장된 가열된 물을 공급하는 관수배관(30)과; 상기 축열조(10)에 저장된 물의 순환시간을 제어하는 타이머(40)와; 가열된 물을 순환시키는 모터펌프(50)와; 상기 온수가 순환하는 지중난방장치(60) 및; 순환한 물을 상기 축열조(10)로 회수하는 회수배관(70)으로 구성되어 농업용 전기로 축열한 온수를 순환시켜 난방함으로써 연료의 연소에 따른 유해 가스의 방출로 인한 가축이나 농작물의 피해가 없고, 난방비용이 저렴하며, 농업용 전기로 축열한 온수를 작물의 뿌리부위에 순환시키므로 지상부의 온도와 뿌리 부근의 지하부 온도의 온도차가 적어져 작물의 생육이 균일하게 되어 품질이 우수한 농산물의 생산이 가능하고, 농업용 전기로 축열한 온수를 비닐하우스에 살포한 후 물을 전량 회수하여 재 가온하여 반복적으로 활용함으로써 지하수의 유실 없으며, 작물을 수확 후 지중에 설치한 난방라인을 손쉽게 제거한 후 퇴비나 비료살포 및 경운하고, 다시 설치하기가 용이하여 경제성이 높은 각별한 장점이 있다. 
       
     축열식, 온수순환 장치, 비닐하우스, 수막재배, 축열조
Patent KR-20090050313-A (KR)
Inventor: HONG SANG MIN
IPC: H01J11/22
Filed: 2007-11-15
Abstract: 본 발명은 플라즈마 디스플레이 장치에 관한 것이다. 그 플라즈마 디스플레이 장치는, 플라즈마 디스플레이 패널의 상부기판에 형성된 제1 전극은 단일 층(one layer)으로 형성되며, 전극 라인; 및 전극 라인으로부터 돌출된 돌출 전극을 포함하고, 돌출 전극의 상단과 하단 중 전극 라인과 접하는 하단의 폭은 상단의 폭의 0.7배 내지 4.5배인 것을 특징으로 한다. 
     본 발명에 따른 플라즈마 디스플레이 장치에 의하면, ITO(Indium Tin Oxide)로 이루어진 투명 전극을 제거하여 플라즈마 디스플레이 패널의 제조 원가를 감소시킬 수 있으며, 스캔 전극 또는 서스테인 전극 라인으로부터 방전셀의 중심 방향으로 돌출되는 돌출 전극의 상하단 폭 비율을 0.7배 내지 4.5배로 형성함으로써 스캔 전극과 서스테인 전극 간 불균일한 방전의 발생을 감소시켜 디스플레이 영상의 화질을 개선할 수 있다.
Patent KR-20090050606-A (KR)
Inventor: SHIN HEE SEUNG
IPC: H01L21/3065
Filed: 2007-11-16
Abstract: 본 발명은 웨이퍼의 외곽지역에 폴리머가 집중되는 현상을 방지하고, 포커스링의 온도조절을 통해 웨이퍼 외곽지역의 식각특성을 개선할 수 있는 플라즈마 식각 장치 및 그를 이용한 식각방법을 제공하기 위한 것으로, 본 발명은 웨이퍼가 안착된 하부전극; 상기 웨이퍼의 외곽지역을 둘러싸는 포커스링; 플라즈마 식각시 상기 포커스링의 온도조절을 위한 상기 포커스링 하부의 온도조절부를 포함하고, 본 발명은 웨이퍼가 안착된 하부전극을 제공하는 단계; 상기 웨이퍼의 플라즈마 식각시 상기 웨이퍼의 외곽지역을 둘러싸는 포커스링의 온도를 조절하는 단계를 포함하여, 포커스링의 하부에 온도조절부를 구비함으로써 플라즈마 식각시 포커스링의 온도를 조절할 수 있는 효과, 포커스링의 온도를 웨이퍼의 외곽지역의 온도를 동일하게 조절할 수 있는 효과, 웨이퍼의 외곽지역에 폴리머가 집중되는 현상을 방지할 수 있는 효과, 포커스링의 온도조절을 통해 웨이퍼 외곽지역의 식각특성을 개선함으로써 폴리머에 의한 패턴의 면적, 프로파일 및 식각율 등의 변화를 방지할 수 있는 효과가 있다. 
       
     포커스링, 온도, 폴리머
Patent KR-20090051440-A (KR)
Inventor: KIM YOUNG SUN
IPC: B23P19/08
Filed: 2007-11-19
Abstract: 본 발명에서는 정해진 경로를 따라 연속적으로 공급되는 오링을 콜릿척(Collet Chuck)에 의하여 집어올려 그 내경을 확장시킨 후 다른 경로를 따라 공급되는 볼트에 끼워 결합하는 방식으로 오링볼트를 연속·조립할 수 있도록 함으로써 상대적으로 크기가 작은 오링볼트의 조립성 및 생산성을 크게 향상시킬 수 있도록 함과 동시에 오링 핸들러의 주요 구성요소인 콜릿척의 파손 및 오동작율을 크게 낮출 수 있도록 한 오링 핸들러 및 오링볼트 조립장치가 개시된다. 
     본 발명의 오링 핸들러는 면상에 다수의 로드삽입공이 일정 간격으로 형성되고, 상기 각각의 로드삽입공의 내주면을 일정 각도로 분할하는 위치에 정해진 깊이의 끼움홈이 형성된 상부블럭과; 내면과 외면이 하단부로 갈수록 중심쪽으로 경사지게 형성되는 다수개의 핑거(Finger)가 한 조(組)로 이루어지며, 각 핑거의 상단부는 상기 상부블럭상의 로드삽입공에 형성된 끼움홈에 끼워진 상태에서 힌지핀에 의해 내외방향으로 유동되게 결합되어 정해진 경로를 따라 공급되는 오링을 집어올려 볼트에 끼워주는 다수개의 콜릿척과; 상기 상부블럭상의 각 로드삽입공의 수직중심선 상방에 설치된 상태에서 유체압의 인가방향에 따라 상부블럭상의 로드삽입공내에서 승강작동되면서 각각의 로드삽입공내에 설치된 콜릿척을 바깥쪽으로 벌려주거나 중심쪽으로 오므려주는 다수의 작동로드로 이루어진다. 
       
     오링볼트, 오링 핸들러, 콜릿척, 오링피더, 볼트피더
Patent KR-20090052743-A (KR)
Inventor: WON DONG SU
IPC: H04B1/40
Filed: 2007-11-21
Abstract: 본 발명은 단말기에 구비된 특정 버튼을 이용하여 그 버튼과 문자 입력 키를 조합하여 문자를 빠르고 쉽게 입력할 수 있도록 하는 방법 및 이를 구비한 이동 단말기에 관한 것으로, 제1바디와 상기 제1바디에 적어도 일 방향으로 오픈 가능하며, 상부 양 측면 중 적어도 일 측면에 특정 버튼을 구비하는 제2바디와 문자 입력 모드에서 상기 특정 버튼의 입력과 함께 입력되는 문자 입력 키를 조합하여, 그 키 조합에 해당하는 특정 문자를 입력할 수 있도록 제어하는 제어부를 포함하여 구성된다. 
       
     이동 단말기, 문자 입력
Patent KR-20080068525-A (KR)
Title: Printed circuit board assembly, enclosure of information technology equipment, and information technology equipment
Inventor: TANAKA YOSHIRO
IPC: H05K1/02
Filed: 2007-11-22
Abstract: A printed board assembly, an enclosure for information technology, and an information technology device are provided to efficiently shield an electromagnetic wave while suppressing the usage of an electric wave absorption sheet. A print board assembly includes a printed board(16), at least two connectors(14A,14B), and electric wave absorption sheets(34A,34B). The connectors are mounted on the printed board to be connected parallel with each other. A memory module is connected to the connectors. The electric wave absorption sheets are installed in at least one side of each of the connectors. The electric wave absorption sheets are attached to cover respective facing sides of the connectors.
Patent KR-20090054055-A (KR)
Title: 복층 코일형 공냉식 열교환기를 이용한 자동차 엔진냉각장치
Inventor: WON JONG AM
IPC: F28D1/047
Filed: 2007-11-26
Abstract: 본 발명은 복층 코일형 공냉식 열교환기를 이용한 자동차 엔진 냉각장치에 관한 것으로서, 좀더 상세하게는 전,후로 관통된 통체(2) 내부에 다수의 코일형 열교환관(5)이 서로 밀착되어 가로 벽체를 이루며 나선형으로 배설되되, 상기 다수의 코일형 열교환관(5)은 냉각수의 유속이 동일하게 흐르도록 관의 직경을 달리 형성한 열 교환기(10)를 구성하여, 상기 열교환관(5)에 엔진 냉각을 위한 냉각수 배관(30)을 연결하고, 상기 통체(2) 전방에 강제 송풍을 위한 송풍기(1)와 외기의 유입을 위한 확관 안내부(11)를 형성하여 차량의 그릴 내측에 설치 구성하여서 차량 주행시 그릴을 통해 통체로 자연풍이 유입됨과 정지시 송풍기에 의한 강제 송풍이 유입되어 열교환기에 의해 냉각 작동하도록 하므로 에너지 효율을 극대화하면서 열 교환이 우수한 본 출원인의 선 출원 열교환기를 응용한 열교환으로 엔진 냉각수를 효과적으로 냉각 공급하여 사용 효율성을 우수하게 제공하는데 그 특징이 있다. 
       
     자동차, 냉각수, 냉각장치, 열교환기, 나선형
Patent KR-20090056082-A (KR)
Title: Method for forming deep trench of a semiconductor device
Inventor: LEE SANG SEOP
IPC: H01L21/302
Filed: 2007-11-29
Abstract: A method for forming a deep trench of a semiconductor device is provided to simply a process by forming wet-etching the semiconductor substrate and form a deep trench. A photoresist is coated on an oxide film after forming the oxide layer on a semiconductor(200) including an epitaxial layer. A photoresist pattern(204a) is formed by patterning the coated photoresist pattern, and a hard mask pattern(202a) is formed by wet-etching the oxide film along the photoresist pattern. The deep trench is formed by wet-etching the semiconductor along the hard mask pattern, and an implant process is preformed after coating the photoresist pattern in forming g the deep trench.
Patent KR-20090059393-A (KR)
Title: Fuel cell seperator having differential channel length of cooling passage and fuel cell stack with the same
Inventor: OH SUNG JIN
IPC: H01M8/24
Filed: 2007-12-06
Abstract: A fuel cell seperator and a fuel cell stack employing the same are provided to prevent flooding by discharging water accumulated within a reactive gas flow passage by not using a purging method and to generate electrical energy steadily while not degrading power generation capacity. A fuel cell seperator(130) contacting a membrane-electrode assembly, which is an element forming an unit cell comprises: a reactive gas passage which is formed so that reaction gas for electric chemistry reaction flow at one side facing the membrane electrode assembly; and a cooling passage which is formed so that coolant flow at the other side. The cooling passage is divided to a plurality of channels and is arranged within the area corresponding to the area where the reactive gas flow path is arranged. The first cooling channel(170) which is a part among a plurality of channels is formed to obtain a short channel length compared with a second cooling channel(180) which is the other part.
Patent KR-20090059491-A (KR)
Title: Apparatus of gateway for providing multi-channel in sensor network, and apparatus and method for spi interfacing in the apparatus of gateway
Inventor: CHOI BYEONG CHEOL
IPC: H04L29/10
Filed: 2007-12-06
Abstract: A gateway apparatus for offering a multi-channel in a sensor network and an SPI matching device and method within the gateway apparatus are provided to realize the additional channel expansion easily by additionally connecting a wireless transceiver to the SPI matching device. A signal processor(210) transmits and receives data to and from a core network, and an SPI. A plurality of wireless transceivers(221,222,223) transmit and receive data to and from a sensor network through different communication channels. An SPI matching unit(230) determines a wireless transceiver for outputting inputted data frame among the wireless transceivers based on information about the selection of wireless transceivers. The SPI matching unit outputs data frames which are inputted from the wireless transceivers through the SPI to the signal processor.