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Patent Searching and Data


Matches 951 - 1,000 out of 22,036

Document Document Title
WO/2009/044676A1
A method for manufacturing a coil device comprises a first step for twisting the distal end portion of a conductor (21) by 90 degree or about 90 degree for the conductor portion following to the distal end portion thus forming a twisted ...  
WO/2009/041301A1
A composite magnetic device comprising two magnetic elements, exhibiting the characteristics of the two magnetic elements, manufactured at a reduced production cost, and preferably enabling the two magnetic elements easily to exhibit the...  
WO/2009/041304A8
A first wiring layer, and a plurality of second wiring layers thinner than the first wiring layer are formed in lamination on a semiconductor substrate. An inductor is constituted of the plurality of second wiring layers. The inductor os...  
WO/2009/041304A1
A first wiring layer, and a plurality of second wiring layers thinner than the first wiring layer are formed in lamination on a semiconductor substrate. An inductor is constituted of the plurality of second wiring layers. The inductor os...  
WO/2009/034824A1
This invention provides a highly reliable stacked coil component which is free from the formation of any gap between a magnetic material ceramic layer and an internal conductor layer, can relax a problem of internal stress, is low in dir...  
WO/2009/028247A1
An inductor comprises a coil, a drum core composed of a soft magnetic metal material and a resin material, and a filling member composed of the soft magnetic metal material and the resin material. The inductor is constituted in such a ma...  
WO/2009/028406A1
Provided is a wire-wound coil wherein characteristic impedance can be freely adjusted and variance of the characteristic impedance is eliminated. A method for manufacturing such wire-wound coil is also provided. A primary wire section (1...  
WO/2009/020025A1
A stacked transformer, an impedance converter, an equal distributor, an impedance conversion method and an equal distribution method free from generation of parasitic inductance or parasitic capacitance in a high frequency band and excel...  
WO/2009/015955A1
The invention relates to a current-compensated choke, comprising a plurality of current paths (1, 2) and being made of a plurality of windings (1a, 1b, 2a, 2b) that are connected in parallel and are wound around a common core (3). The wi...  
WO/2009/016937A1
Provided is a chip-type coil component wherein a coil resistance value is reduced by suppressing reduction of the inductance value of the coil as much as possible. Magnetic layers (20) constitute a laminated body. Internal electrodes (26...  
WO/2009/010508A1
An electric coil comprising a coil core (10), a main winding (16) surrounding the coil core (10) and having an electrically conductive coil wire, a start winding (14) surrounding the coil core (10) and having an electrically conductive c...  
WO/2009/008213A1
A common mode choke coil capable of improving immunity characteristics by employing a coil structure where malfunction of a transmission IC and a reception IC can be prevented during immunity test. The common mode choke coil includes a c...  
WO/2009/008253A1
Provided is a common-mode choke coil, which is intended to improve the Scd21 characteristics by making the inductance difference between a first coil element and a second coil element as small as possible. The common-mode choke coil comp...  
WO/2009/001312A3
The packaged device of the invention combines common mode filtering and ESD protection and is tuned to give optimum common mode protection at RF frequencies in use for mobile telephony, particularly, the lower frequency band of GSM. The ...  
WO/2008/155344A1
The invention relates to a monolithic inductive component which has at least one ceramic multilayer body (1) with integrated winding and at least one magnetic core (7) with ferritic core material, formed via a molded part. In addition, a...  
WO/2008/154787A1
A defective arc protection breaker comprises a signal sampling module(3) provided with a sampling unit and mounted inside an electric equipment, a microcomputer control unit(2), a contact switch(1) and a current detecting module(4) mount...  
WO2008007491A9
A laminated electronic component and a laminated array electronic component in which a direction recognition mark is hardly specified erroneously. A laminated array electronic component (1) comprises a coil conductor, a spiral coil forme...  
WO/2008/150013A1
Disclosed is a chip antenna characterized by comprising a magnetic base, which has a main phase of a Z-type ferrite or a Y-type ferrite and a through hole extending linearly along the central axis thereof, and a conductor penetrating thr...  
WO/2008/148413A1
A novel form of three dimensional micro-solenoids and micro-transformers is disclosed, based on a rolled-up thin-film membrane. Said membrane comprises at least two different material layers in contact on top of a sacrificial layer. Once...  
WO/2008/142865A1
Provided is an inductance element (1) comprising a donut type magnetic core (2), and a bottomed type container (3) for housing the donut type magnetic core (2). The bottomed type container (3) includes a cylindrical outer wall portion, a...  
WO/2008/139756A1
A common-mode choke coil which is so structured as to prevent malfunctions of a transmitting IC and a receiving IC during an induction immunity test and thereby can be improved in induction immunity characteristics and also can be suppre...  
WO/2008/132810A1
An inductance element (1) is provided with a doughnut-shaped magnetic core (2) having a wound body or a laminated body of a magnetic thin strip; a bottomed container (3) wherein the doughnut-shaped magnetic core (2) is stored; and a cond...  
WO/2008/133018A1
Disclosed is a magnetic field coupling type antenna comprising an insulating layer (110) and a magnetic core (112) embedded in the insulating layer (110). A coil having a coil axis parallel to the upper surface of the insulating layer is...  
WO/2008/133026A1
Disclosed is a method for producing a magnetic core for antenna wherein thin metal strips are laminated. This method for producing a magnetic core for antenna is characterized in that a metal thin band is processed into strips having a w...  
WO/2008/132834A1
A Ni-Zn-Cu ferrite material that by addition of zinc silicate, excels in direct current superposition characteristics. There is provided a Ni-Zn-Cu ferrite powder composed of spinel ferrite and zinc silicate, characterized in that the co...  
WO/2008/133152A1
Disclosed is a low-loss ferrite which comprises the main component composed of 46.5 to 49.5 mol% of Fe2O3, 17 to 26 mol% of ZnO, 4 to 12 mol% of CuO, not less than 0.2 mol% and less than 1.2 mol% of CoO, and NiO as the remainder, which f...  
WO/2008/128913A1
Disclosed is an electronic component, in particular a planar transformer (1) or a planar inductor, having at least one core (2) and at least one main circuit board (4) equipped with electronic components. According to the invention, at l...  
WO/2008/128912A1
Disclosed is an electronic component, in particular a planar transformer or a planar inductor, having at least one core and at least one main circuit board equipped with electronic components. According to the invention, at least one sec...  
WO/2008/123082A1
An inductor is provided with first and n-th inductor elements (L1, L2). The inductor elements (L1, L2) spirally extend from first terminals (IN1, IN2) to second terminals (OUT1, OUT2), respectively. The inductor elements (L1, L2) have si...  
WO/2008/105213A1
Provided are laminated type transformer parts, which are constituted to have no difference between the inductance values of a primary side coil and a secondary side coil so that they exhibit the actions of desired characteristics without...  
WO/2008/104636A1
The invention relates to the manufacture of inductive components and electrical energy filters, particularly it relates to an inductive component core piece and the manufacture of said core piece. By the method according to the invention...  
WO/2008/099327A3
A method of manufacturing an inductor embedded into a semiconductor chip package (100) is described, which method comprises providing a carrier (102; 202; 302) having, between a first side and an opposite second side, a first conductive ...  
WO/2008/099327A2
A method of manufacturing an inductor embedded into a semiconductor chip package (100) is described, which method comprises providing a carrier (102; 202; 302) having, between a first side and an opposite second side, a first conductive ...  
WO/2008/096487A1
A winding type coil of such a winding structure that desired magnetic coupling can be attained between two wires wound simultaneously without causing any layer down, and its winding method. A common mode choke coil (1) comprises a magnet...  
WO/2008/093669A1
A photosensitive glass paste which can be burned at a low temperature in a short time and, through the burning step, can give a glass layer which has few voids therein and can inhibit silver diffusion; and a multilayer-wiring chip part h...  
WO/2008/093568A1
A laminated coil component of open magnetic circuit type that realizes inhibition or prevention of any cracking, chipping or peeling at an interface of magnetic layer and nonmagnetic layer and of any warpage, etc. of laminate, lowering t...  
WO/2008/090852A1
The misalignment of the inner electrodes caused in compression-bonding can be prevented and a multilayer coil part efficiently manufactured and its manufacturing method are provided. A multilayer coil part (1) comprises a multilayer body...  
WO/2008/091006A1
A laminated element is provided with an insulating sheet (1) having at least two folding regions (11, 12) which are laminated when the insulating sheet is folded; first conductors (21A, 22A), which are formed on first surfaces (11A, 12A)...  
WO/2008/084684A1
Provided is an epoch-making practical ring-shaped winding type inductor which can realize a high attenuation characteristic in a wide frequency band by only one ring-shaped winding type inductor. The ring-shaped winding type inductor is ...  
WO/2008/072352A1
A pair of windings (2, 3) are formed by winding two insulated wires (L1, L2) simultaneously around a closed magnetic path core (1) forming a closed magnetic path, wherein the opposite ends of two insulated wires (L1, L2) forming the pair...  
WO/2008/069098A1
[PROBLEMS] To provide a coil device having a small loss in the high-frequency band even if the core is an air core or the core material used is not of so high quality, producing little magnetic extraneous radiation, having a stable frequ...  
WO/2008/069022A1
An electronic component having an external electrode extending from a short side on a lower surface of a laminated body has improved impact resistance. A laminated electronic component (1) is composed of a rectangular parallelepiped lami...  
WO/2008/065824A1
A common mode choke coil in which the immunity characteristics are improved by employing such a coil structure that malfunction of a transmission IC or a reception IC can be prevented during a immunity test. The common mode choke coil co...  
WO/2008/066143A1
[PROBLEMS TO BE SOLVED] A problem is to provide a sheet-like or thin-plate-like transformer device that can guarantee a high power transmission efficiency, that has quite little magnetic spurious radiation, that does not cause overheat e...  
WO/2008/066141A1
[PROBLEMS TO BE SOLVED] A problem is to provide a sheet-like or thin-plate-like coil device that can guarantee a high power transmission efficiency, that has quite little magnetic spurious radiation, that does not cause overheat even in ...  
WO/2008/061998A1
The invention relates to an induction coil having a winding core (2), which comprises a middle part (21) and adjacent end regions (22, 23) on both sides, and windings of a winding wire wound on the winding core (2) between the end region...  
WO/2008/059392A1
An electronic circuit has an inductor. The inductor comprises a first number of electrically conductive tracks (108,...) in, or on, a substrate (105). The tracks are separated from one another. The inductor comprises a second number of e...  
WO2008037634B1
Sub-100 nanometer semiconductor devices and methods and program products for manufacturing devices are provided, in particular inductors comprising a plurality of spaced parallel metal lines disposed on a dielectric surface and each havi...  
WO/2008/051147A1
A transformer comprises circuit board having a first and a second surface. A plurality of electrically conductive paths are provided on the first and second surfaces of the circuit board, wherein some of the electrically conductive paths...  
WO/2008/047713A1
Provided is an inductor which effectively uses a mounting space and has remarkably reduced radiation noise. The inductor is provided with a magnetic core (1) having a high magnetic permeability, and a coil element (2) integrally embedded...  

Matches 951 - 1,000 out of 22,036