baber/WOPTO huggingface dataset:
Patent KR-20080042719-A (KR)
Title: Method of forming contact hole, method of manufacturing wiring board, method of manufacturing semiconductor device, and method of manufacturing electro-optical device
Inventor: MORIYA SOICHI
IPC: H01L21/60
Filed: 2007-11-08
Abstract: A method of forming a contact hole, a method of manufacturing a wiring board, a method of manufacturing a semiconductor device, and a method of manufacturing an electro-optical device are provided to prevent residual substances from affecting an electrode or wire by forming the electrode or wiring on one side of an opening at which the residual substances does not exist. A method of forming a contact hole comprises the following steps of: forming a first conductive layer patterned as an electrode or wire(12) on a substrate; forming an insulation layer(14) on the substrate and the first conductive layer; inserting a cutting instrument(100) into the insulation layer at an angle ranging from 5 to 80 degrees with respect to a surface of the insulation layer; drawing out the cutting instrument from the insulation layer to form a tapered opening extending to the electrode or wire in the insulation layer; and moving the cutting instrument inserted into the insulation layer in a direction in which the electrode or wire extends.
Patent KR-20090049422-A (KR)
Inventor: LEE KYONG HO
IPC: G03F7/039
Filed: 2007-11-13
Abstract: 본 발명은 (A)하기 화학식 1로 표시되는 구조단위와 화학식 2로 표시되는 구조단위를 2 내지 5:5 내지 8의 몰비로 포함하고, 유리전이온도(Tg)가 150 내지 170℃이고 분자량이 9,000 내지 11,000인 화합물을 포함하는 수지; (B)광산발생제; (C)퀀쳐; 및 (D)하기 화학식 3으로 표시되는 화합물을 포함하는 첨가제를 포함하는 것을 특징으로 하는 화학증폭형 포지티브 포토레지스트 조성물에 관한 것이다. 
     <화학식 1> 
     
       
     
     <화학식 2> 
     
       
     
     <화학식 3> 
     
       
     
     레지스트, 수지, 광산발생제, 첨가제
Patent KR-20090049792-A (KR)
Inventor: LEE CHUNG SOO
IPC: B29C48/30
Filed: 2007-11-14
Abstract: 본 발명에 따른 필름, 시트, 판 등의 압출물의 폭조절에 사용되는 브라켓 및 이를 구비한 데클은, 브라켓(Bracket)이 T-다이 본체의 상, 하면에 결합될 수 있도록 상부 고정부와 하부 고정부를 구성하여 지지력이 개선되고, 브라켓의 상부 고정부와 하부 고정부를 조절바를 수용하는 중앙 수용부보다 가로폭을 넓게 하여 본체와의 접촉 면적을 증가시켜 압출물이 새는 현상이 방지되고, 폭이 넓은 고정부에 다수의 고정 나사홀이 형성되되, 수용부의 폭 범위 밖에도 위치되도록 하여 브라켓의 회전력이 더욱 억제되고, 본체에 고정되는 고정부의 고정 나사홀이 가로 방향으로 길게 형성되어 위치 조작 및 변경 작업을 용이하게 한다. 
       
     데클, 브라켓, T-다이
Patent KR-20090042121-A (KR)
Title: Concrete filled steel tube and it's manufacturing method
Inventor: CHOI JIN WOOK
IPC: E04C3/30
Filed: 2007-11-15
Abstract: A concrete filled steel pipe column and a manufacturing method thereof are provided to increase the supply of a CFT method of the construction with a superior profitability and application property. A concrete filled steel pipe column manufacturing method comprises followings. After curve-cutting a steel plate as much as the half of a steel pipe column, both end part curve-cut which are facing each other is welded with two bend steel plates(11) in order to make a steel pipe column. A gusset outlet(14) which can connect a beam is placed in both end part which is curve-cut and a central part which is curve-cut. A beam connection diaphragm(30) having a cross-shaped vertical wall(31), in which a plurality of gusset(32) connected through the gusset outlet to the beam is integrally formed, is welded between bend steel plates with the built in state.
Patent KR-20090050640-A (KR)
Inventor: SEO DAE YOUNG
IPC: H01L21/8247
Filed: 2007-11-16
Abstract: 본 발명은 중앙의 높이가 가장자리보다 낮은 활성영역을 포함하는 반도체 기판, 활성영역의 중앙에 형성된 제1 랜딩 플러그, 활성영역의 가장자리에 형성된 제2 랜딩 플러그, 제1 및 제2 랜딩 플러그의 사이에 형성된 게이트 라인들, 제1 랜딩 플러그의 상부에 형성된 금속배선, 제2 랜딩 플러그의 상부에 형성된 스토리지 노드를 포함하는 반도체 소자로 이루어진다. 
       
     DRAM, 스토리지 노드, 금속배선, 비트라인, 트렌치, 저항, 랜딩 플러그
Patent KR-20090053181-A (KR)
Inventor: CHO ZANG HEE
IPC: A61B5/055
Filed: 2007-11-22
Abstract: 비균일 모드를 사용하는 새장형 송신 전용 코일, 및 다채널 수신 전용 위상 배열 코일을 포함하는 자기공명영상(MRI) 시스템용 RF(Radio Frequency) 코일 어셈블리가 제공된다.  일 실시예에서, 상기 다채널 수신 전용 위상 배열 코일은 유사 사슬 연결 형태로 서로 연결되어 환형을 이루는 복수의 고리 모양의 수신 전용 코일들을 포함할 수 있다.  일 실시예에서, 상기 다채널 수신 전용 위상 배열 코일은 상기 송신 전용 코일과 소정의 간격만큼 이격되어 상기 송신 전용 코일 내측에 배치될 수 있다.  이러한 실시예들에 따르면, 새장형 송신 전용 코일과 수신 전용 위상 배열 코일을 공간적으로 분리되도록 배치함으로써, 높은 해상도와 높은 신호 대 잡음 비를 가지는 대뇌 피질 강조 영상을 획득할 수 있다. 
       
     고자장 자기공명영상(MRI) 시스템, 새장형 송신 전용  코일, 16 채널 위상 배열 수신 전용 코일, 비균일 모드, 대뇌 피질 강조 영상
Patent KR-20090053874-A (KR)
Inventor: SUH JOO WON
IPC: C12P17/08
Filed: 2007-11-24
Abstract: 본 발명은 항진균제 탈로신(talosin)의 과대 생산 발효에 관한 것으로서, 항진균제 탈로신의 생산성을 현저히 높이는 효과가 있다. 
     탈로신(talosin), 키타사토스포라 키퍼낸시스 MJM341(Kitasatospora kifunensis MJM341), 씩스데옥시탈로스(6-deoxytalose), 항진균제
Patent KR-20090054030-A (KR)
Inventor: PARK SANG KEE
IPC: F21V33/00
Filed: 2007-11-26
Abstract: 본 발명은  등 기구에 음이온발생장치를 구비한 것으로서,  하나의 음이온 발생장치에서 복수의 음이온 출력단을 가지도록 구성함으로 등 기구의 전반적인 곳에서 음이온을 대량 방출시켜 음이온의 효력이 발생하는 구획을 넓힘으로써 인체에 유익함을 증가시키도록 하는 것을 목적으로 발명한 것이다. 
     형광등 안정기에 연결되어 음이온을 발생시키는 음이온 출력부와;  상기 음이온 출력부의 전원을 타이머 장치에 의하여 제어하는 제어부와;  상기 음이온 출력부로부터 발생한 음이온을 외부로 방출하도록 하는 팬으로 구성한다. 
     본 발명은 하나의 안정기와 음이온 발생회로에 분배회로를 통해서 복수의 음이온 방출단자를 가짐으로 등 기구 곳곳에 동일 출력량을 가지는 음이온 출력단자를 위치시킬 수 있고 형광등을 최초 점등하였을 때 팬에 의하여 대량의 음이온이 방출하도록 함으로 이른 시간 안에 실내에 음이온이 충만하도록 하는 효과를 가지며,  취침을 위하여 형광등을 소등하였을 때에도 타이머에 의하여 일정한 시간 동안에 음이온이 방출함으로 쾌적한 수면을 이룰 수 있는 효과를 가지는 것이다. 
       
     형광등, 음이온
Patent KR-20090054109-A (KR)
Inventor: PAK JEONG DAL
IPC: A23L27/10
Filed: 2007-11-26
Abstract: 본 발명은 건강식품으로 널리 알려진 마늘을 쉽게 섭취할 수 있도록 식품소재로 제조하는 방법에 관한 것으로, 포도당 대신 덱스트린을 사용하여 분말화함으로써 단맛을 줄이면서도 마늘 고유의 항고지혈증 효과를 발현할 수 있도록 한 식품소재의 제조방법과 나아가 식품소재로서 기호성을 향상시킨 과립차의 제조방법에 관한 것이다. 
     본 발명의 마늘추출물을 포함하는 항고지혈증 식품소재 제조방법은 (a)마늘을 추출하여 마늘추출액을 확보하는 단계; (b)상기 마늘추출액을 농축하여 마늘농축액을 확보하는 단계; 그리고, (c)상기 마늘농축액을 덱스트린과 혼합한 후 분무건조하여 분무건조 분말을 확보하는 단계;를 포함하여 이루어지는 것을 특징으로 한다.  특히, 상기 (c)단계 후에 (d)상기 분무건조 분말을 마늘농축액으로 반죽하여 과립으로 성형하는 단계;와, (e)성형된 과립을 건조하는 단계;를 더 포함하면 과립차로 제조할 수 있다.  
       
     생마늘, 과립차, 덱스트린, 분무건조, 항고지혈증
Patent KR-20090056168-A (KR)
Title: Tree structure and method for wax pattern assembling of precision casting products
Inventor: CHANG SEA FOONG
IPC: B22C7/02
Filed: 2007-11-30
Abstract: Structure of a tree for assembling a wax pattern of a precision casting product and an assembly method are provided to offer correct and easy usability by attaching a wax mold on the tree correctly. Structure of a tree for assembling a wax pattern of a precision casting product comprises the followings: a sprue(11) in which molding metal is flowed; a plurality of frames(12) branched from the sprue; and a joint portion(13) in which a concavo-convex part(14) is formed. The concavo-convex part is also formed on the bottom of a gate of a wax mold(20). The wax mold is attached on the frame by the concavo-convex part formed on the joint portion.
Patent KR-20090059678-A (KR)
Title: Bulk voltage detector
Inventor: RHO KWANG MYOUNG
IPC: G01R19/165
Filed: 2007-12-07
Abstract: A bulk voltage detector is provided to perform a bulk voltage of a target value in a bad process and operation condition by reducing skew of a voltage level. A bulk voltage detector includes a voltage sensing part(100) and an amplifying part(200). The voltage sensing part receives a bulk voltage. The received bulk voltage is compared with a bulk voltage of a target value. A voltage gain is increased in a range of a fixed voltage in a first detecting signal. The voltage sensing part provides the first detecting signal. The amplifying part receives the first detecting signal, and provides a third detecting signal in response to a second detecting signal. The second signal is formed by amplifying the first detecting signal.
Patent KR-20090059728-A (KR)
Title: Antenna system mounting mobile vehicles
Inventor: KWAK CHANG SOO
IPC: H01Q1/24
Filed: 2007-12-07
Abstract: An antenna system is provided to reduce power consumption by reducing capacity of an azimuth chase motor for controlling an azimuth of a rotary part. An antenna system(10) includes a rotary part(200), an outer fixing part(500), and an inner fixing part(300). The rotary part is positioned inside a radome(100). The rotary part transmits and receives signals for satellite communications. The outer fixing part is positioned outside the radome. The outer fixing part includes a frequency conversion part(520), a power distribution part(530), and a data collector(540). The frequency conversion part converts a frequency of the signals for satellite communications. The power distribution part distributes a power source to elements. The data collector delivers a control signal among a main system(20), the rotary part, and the outer fixing part. The inner fixing part is positioned inside the radome. The inner fixing part includes an azimuth chase motor(310) for controlling an azimuth of the rotary part.
Patent KR-20080052498-A (KR)
Title: Electrophotographic photoreceptor and electrophotographic imaging apparatus employing the same
Inventor: MAKINO MOTO
IPC: G03G15/02
Filed: 2007-12-07
Abstract: An electrophotographic receptor, and an apparatus for forming an electrophotographic image using the receptor are provided to reduce the environmental dependence of electrical properties and image properties. An electrophotographic receptor comprises a conductive base; a photosensitive layer which is formed on the conductive base; and a substrate which is placed between the conductive base and the photosensitive layer, wherein the substrate comprises a linear alcohol-soluble nylon binder resin having a saturated moisture absorption of 3% or less. Preferably the substrate comprises further 20-350 parts by weight of an inorganic particle based on 100 parts by weight of the linear alcohol-soluble nylon binder resin.
Patent KR-20090062528-A (KR)
Title: System for correcting directivity of radar
Inventor: KIUCHI SHINGO
IPC: G01S13/04
Filed: 2007-12-13
Abstract: A vehicle radar directivity correcting system is provided, which produces the radar directivity target value and controls the antenna direction. A vehicle radar directivity correcting system comprises the radar signal transmission-reception antenna, the drive unit, and the control unit. The radar signal transmission-reception antenna detects the forward barrier. The drive unit controls the radar signal transmission direction of antenna. The control unit produces the radar directivity target value by receiving one of the gyro sensor signal of the vehicles, the handle steering angle sensor signal, and transmission state signal. The control unit controls the drive unit so that antenna can be placed on the target value in case the antenna direction deviates from the target value.
Patent KR-20090064870-A (KR)
Title: Development of soil solution extraction method for multi-analyte analysis
Inventor: SHIN KOOK SIK
IPC: G01N31/10
Filed: 2007-12-17
Abstract: A method for extracting soil solution is provided to measure NH4+, K+, Ca^2+, Mg^2+ and Na+ using leachate at once. A leachate in soil solution extraction method for analyzing multi component is single leachate. The leachate is HCl, LiCl, LiOAc, BaCl2 and BaOAc. The range of each concentration of HCl, LiCl, LiOAc, BaCl2 and BaOAc is 0.1-3M. The leachate contains 0.1M HCl, 1M LiOAc, 1M LiCl, 0.5M BaCl2 and 0.5M BaOAc.
Patent KR-20090064938-A (KR)
Title: Cmos image sensor and method for fabricating thereof
Inventor: SHIN JONG HUN
IPC: H01L27/146
Filed: 2007-12-17
Abstract: A CMOS image sensor and a manufacturing method thereof are provided to prevent moisture absorption of an oxide micro-lens and to enhance sensor efficiency and a yield by forming a moisture absorption prevention layer on a surface of the oxide micro-lens. A CMOS image sensor includes a semiconductor substrate(20), an oxide micro-lens(26), and a moisture adsorption prevention layer(27). The oxide micro-lens is formed on the semiconductor substrate. A plasma treatment process is performed on a surface of the oxide micro-lens. A moisture adsorption prevention layer is formed on the entire surface of the semiconductor substrate including the oxide micro-lens in order to prevent the moisture adsorption of the oxide micro-lens.
Patent KR-20090066042-A (KR)
Title: Head mounted display terminal having a light shutter
Inventor: BAE YU DONG
IPC: G02B27/02
Filed: 2007-12-18
Abstract: A head-mounted display terminal with a light shutter is provided to enable users to selectively adjust the amount of incident light when they desire to see images through the head-mounted display terminal. A head-mounted display terminal with a light shutter is composed of a display unit(150), a light shutter(160) and a controller. The display unit is integrated with the glasses of a goggle to display image signals. The light shutter is designed to block the one side of the display unit while adjusting the amount of incident light according to electrical states. The controller adjusts the amount of incident light thrown on the display unit and controls the amount of the light transmitted through the light shutter. The light shutter is contacted to the outer surface of the display unit in order to cover the display unit. The light shutter consists of a top and bottom electrode, a plurality of microcapsules and internal electrode.
Patent KR-20090067364-A (KR)
Title: Backlight assembly, display device having the backlight assembly and method of manufacturing the same
Inventor: CHO JOO WOAN
IPC: G02F1/13357
Filed: 2007-12-21
Abstract: A backlight assembly, a display device having the same and a manufacturing method thereof without impurities from a reflection/radiation sheet are provided to prevent heat generated from light sources having the back light assembly and emit diffusion effectively. A reflection/radiation sheet including a reflective sheet layer, a bonding layer and a radiation sheet layer are manufactured(S110). The reflective sheet layer reflects the light. The bonding layer having the adhesive property is formed in the single-side of the reflective sheet layer into one body. The radiation sheet layer includes heat diffusion particles diffusing the heat delivered from outside. The reflection/radiation sheet is arranged so that the bonding layer be adhered to the bottom plate of a receiving vessel(S130). Light sources emitting the light are arranged on the top of the bottom plate in which the reflection/radiation sheet is arranged(S140).
Patent KR-20090069034-A (KR)
Title: Refractory composition for a high temperature residual heat recovery system
Inventor: CHON UONG
IPC: C04B14/10
Filed: 2007-12-24
Abstract: A refractory composition for high-temperature byproduct heat recovery facilities is provided to effectively recover the heat used in high-temperature byproduct heat recovery facilities owing to high thermal shock resistance. A refractory composition for high-temperature byproduct heat recovery facilities comprises 20-80wt% of silicon carbide(SiC), 20-80wt% of aluminium oxide(Al2O3) and impurities such as CaO, MgO, Fe2O3, SiO2, C, etc. Preferably, the content of the silicon carbide is 20-80wt%. Preferably, the content of the aluminium oxide is 20-80wt%. The aluminium oxide shows erosion resistance against high-temperature basic slag. If the content of aluminium oxide is more than 80wt%, the intensity and thermal shock resistance of the refractory composition are lowered.
Patent KR-20090070884-A (KR)
Title: System door
Inventor: YUE SUNG HOON
IPC: E06B3/72
Filed: 2007-12-27
Abstract: A prefabricated door is capable of corresponding to various width and height and secures good structure rigidity to torque and bending. A prefabricated door comprises a core(10), a plurality of frames(100) which are respectively mounted on the top and bottom and left and right edges of the core, and first and second surface materials which is mounted on the frame and respectively corresponds to the front and back surfaces of the core. The core is a sandwich panel wherein lightweight timber or porous material is filled between thin metal plates. A plurality of frames comprises a primary member(110) which is parallel to the girth of the core, primary and secondary extension members(120,130) which are respectively extended toward the core from the base material, and primary and secondary bent members(140,150) which are extended from both ends of the primary member and are bent parallel to each extension member.
Patent KR-20090073508-A (KR)
Title: Method of manufacturing semiconductor device
Inventor: KIM DONG OOG
IPC: H01L21/8247
Filed: 2007-12-31
Abstract: A method of manufacturing semiconductor device is provided to reduce the cell size of MTP(Multi Time Programmable) type or the OTP(One Time Programmable) type. A device isolation film for separation is formed in a semiconductor substrate. The well is formed by performing an ion implantation on the device active region of the device isolation film. The gate pattern consisting of a tunnel oxide film, and a floating gate and a control gate is formed in the device active region. The mask layer for forming a recessed area on the gate pattern is formed. A part of the gate pattern among the active area between word lines(200,210) is etched by using the mask layer. The ion implantation is performed to form the impurity layer on the exposed portion. A source and drain are formed in the adjacent region of the gate pattern including the recessed region including the impurity layer.
Patent KR-20070040369-A (KR)
Inventor: ALTUNKAYA ALI
IPC: A61K31/201
Filed: 2005-06-16
Abstract: 포유류 피부, 특히 인간 피부의 국소 치료를 위한 조성물이 개시되며, 이는 여러 피부 질환의 증상을 완화하고 많은 경우에 장기간의 치료를 제공한다. 조성물은 하나 이상의 보스웰 산 및/또는 적어도 18 탄소 원자의 사슬 길이를 가지며 적어도 2개의 불포화결합을 구비하는 지방산과, 효소기반 항균 시스템을 조합하여 포함한다. 조성물은 세포 성장회전 주기를 선택적으로 지연시키며 습진 및/또는 건선의 치료를 위해 사용될 수 있다. 
     피부, 습진, 건선, 조성물, 효소
Patent KR-20070028545-A (KR)
Title: Signal processing circuit for a contactless communicating communication partner device
Inventor: RAGGAM PETER
IPC: H04B1/40
Filed: 2005-06-30
Abstract: In a signal processing circuit (3) for a contactlessly communicating communication partner device (1), there are provided a transmitted-signal path (9) and a received-signal path (10), the received-signal path (10) branching off from a branch point (AP) present on the transmitted-signal path (9), a filter stage (11) and a matching stage (12) connected downstream of the filter stage (11) being provided on the transmitted-signal path (9), the filter stage (11) having a resonant frequency that is in a frequency range the center frequency value of which matches an upper sideband frequency, and the branch point (AP) being situated between the filter stage (11) and the matching stage (12). ® KIPO & WIPO 2007
Patent KR-20070049632-A (KR)
Inventor: TAMENO NORIHIRO
IPC: C09D5/34
Filed: 2005-07-26
Abstract: 구두의  소울(바닥)이나  힐을  보수하기  위한  구두창 보수제로서,  용제  휘산의  문제가  없고  단시간에  경화가  가능하고  또한  경화에  수반되는  변형수축도  거의  없고  또  한번의  보수작업으로  원하는  형상으로  보수가  가능한  보수제를  제공하고자  하는  것이다.  말단 이소시아네이트기 함유 우레탄프레폴리머  및/또는  폴리이소시아네이트 화합물과  잠재성 경화제를  주성분으로  하는  1액형 열경화성 조성물로  이루어지는  것을  구두창 보수제로서,  용제계의  구두창 보수제와  같이  경화  시에  휘산하는  용제의  냄새,  인화  등  안정,  위생  면의  문제나  용제의  휘산에  의한  보수 부분의  경화물의  두께가  가늘어지는  것이  없어  한번의  보수작업으로  손상된  구두창 부분을  원하는  형상으로  보수할  수  있고  또한  가열에  의하여  단시간에  경화되며  또  가열  전은  점도의  상승이  거의  없고  표면 피막도  형성되지  않기  때문에  주걱에도  표면  건조한  피막이  부착하는  일이  없고  보수  표면을  평평하고  아름답게  마무리  할  수  있다.
Patent KR-20070040422-A (KR)
Title: Novel silazane and/or polysilazane compounds and methods of making
Inventor: ABEL ALBERT E
IPC: C07F7/10
Filed: 2000-11-02
Abstract: This invention is directed to novel ammonolysis products including novel silazanes and polysilazanes characterized by repeating units of silicon-nitrogen in a polymeric compound having a reduced amount of Si-H bonds relative to the amount of Si-H bonds in the starting compound. Preparation of these novel ammonolysis products comprises introducing a starting compound containing at least one Si-H bond, such as a halosilane into a stoichiometric excess of anhydrous liquid ammonia wherein an ammonium halide is generated acting as an acid catalyst to provide an ionic and/or acidic environment for preparing the novel ammonolysis compounds. The prepared novel ammonolysis products are retained in a separate liquid-phase layer and distinct from the anhydrous liquid ammonia containing the ionized ammonium halide. Also provided are methods to purify ammonolysis products and to modify ammonolysis products by controllably increasing viscosity from a liquid to a solid and viscosities there between.
Patent KR-20070083701-A (KR)
Title: Method and apparatus for supporting and clamping a substrate
Inventor: PERAULT JOSEPH A
IPC: H05K3/12
Filed: 2005-10-18
Abstract: A stencil printer (10) for printing viscous material on a substrate (26) includes a frame (12), a stencil (16) coupled to the frame (12), and a print head (18), coupled for the frame (12), to deposit and print viscous material over the stenci (16). The stencil printer (10) further includes a substrate supporting and clamping assembly to support and clamp a substrate in a print position. The substrate supporting and clamping assembly (28) includes at least one support member to support the substrate in a print position, a pair of rail members (22, 24), coupled to the frame (12), adapted to engage opposite edges of the substrate (26), and a clamping mechanism (68), coupled to the frame, to move at least one of the rail members (22, 24) against the substrate (26) to clamp the substrate (26). The clamping mechanism (68) includes at least one piston to move the at least one of the rail members (22, 24) between a first position in which the rail member (22, 24) is spaced away from one of the opposite edges of the substrate (26) and a second position in which the rail member (22, 24) engages one of the opposite edges of the substrate (26) to clamp the substrate (26) between the rail members (22, 24) during a print operation. The clamping mechanism (68) further includes a pressure regulator (70) to control a clamping force applied by the piston to the rail member (22, 24) against the edge of the substrate (26). A method for supporting and clamping a substrate (26) in a print position is further disclosed.
Patent KR-20070061910-A (KR)
Title: Multi phase network filter
Inventor: ENGELAGE THORSTEN
IPC: H03H7/40
Filed: 2005-10-26
Abstract: The invention relates to a multi-phase network filter comprising a first filter branch which is between a first filter inlet and a first filter outlet. The first filter branch comprises a serial circuit of at least two inductivities which are wound on different branches of a multi-branched filter core, and a second filter branch which is between a second filter inlet and a second filter outlet. The second filter branch comprises a serial circuit of at least two inductivities which are wound to the different branches of the multi-branched filter core. The inventive multi-phase network filter is compact, has a low power dissipation and has lower costs than traditional multi-phase network filters. The inventive multi-phase network filter can obtain a smooth direct current upstream from the rectifier and a heavily reduced ripple current in the filtering of a capacitor of a consumer, in conjunction with electronic devices having internal B2 or B6 rectifier circuit and subsequently a filtering by the capacitors.
Patent KR-20070084332-A (KR)
Title: Polyepoxy compound, method for producing same, thermosetting resin composition containing same, cured product of such composition, and method for removing such cured product
Inventor: IWASHIMA CHIAKI
IPC: C08G59/02
Filed: 2005-10-19
Abstract: Disclosed is a specific polyepoxy compound containing two or more olefin oxide groups and one or more tertiary ester groups in one molecule. Also disclosed are a method for producing such a polyepoxy compound, a thermosetting resin composition containing such a polyepoxy compound, a cured product of such a composition, and a method for removing such a cured product.