Inductor devices inventions 01/09

20090027150 - Inductance with a small surface area and with a midpoint which is simple to determine: An inductance formed in a stack of insulating layers, the inductance comprising first and second access terminals and first and second half-loops distributed in the stack of insulating layers on a number of distinct levels greater than or equal to four. For each level, each first half-loop is at least... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.C.

20090027151 - Reactor part: In a reactor core (108), cross-sectional area W1a*Ha of two magnetic substance blocks (109a) making up a non-winding portion while no winding is wound are reduced by about 24% to 33% as compared to cross-sectional area Wb*Hb* in the direction orthogonal to magnetic paths of magnetic substance blocks (3b) making... Agent: Mcginn Intellectual Property Law Group, PLLC

20090027152 - Inductance comprising turns on several metallizaton levels: An inductance formed in a stacking of insulating layers, the inductance comprising first and second half-turns, each first half-turn being at least partly symmetrical to one of the second half-turns, the first half-turns being distributed in first groups of first half-turns at least partly aligned along the insulating layer stacking... Agent: The Noblitt Group, PLLC

20090021336 - Inductor for the excitation of polyharmonic rotating magnetic fields: An inductor for the excitation of polyharmonic rotating magnetic fields (RMF) for controlling the crystalline structure of continuous ingots and castings in metallurgy and other foundry applications. The inductor design makes it possible to use standard sources of sinusoidal currents for generating polyharmonic RMF, and significantly increase cos φ of... Agent: Greenberg Traurig, LLP

20090021337 - Multilayer composite electronic component: A multilayer composite electronic component is provided with an inductor section and a varistor section. The inductor section has a first sintered body consisting of a stack of nonmagnetic layers, and coil conductors arranged in the first sintered body. The varistor section has a second sintered body consisting of a... Agent: Oliff & Berridge, Plc

20090015362 - Coil unit and electronic instrument: A coil unit includes a planar coil, a coil-receiving housing having a depression that receives the planar coil, the planar coil being disposed in the coil-receiving housing so that a transmission side of the planar coil faces a bottom of the depression, and a substrate having a mounting surface that... Agent: Oliff & Berridge, PLC

20090015363 - Integrated transformer: A transformer comprises a substrate comprising a semiconductor material, a first conductor over the substrate, a second conductor over the substrate, and a magnetic layer over the substrate. The first conductor defines a generally spiral-shaped signal path having at least one turn. The second conductor defines a generally spiral-shaped signal... Agent: Michael A. Bernadicou Blakely, Sokoloff, Taylor & Zafman LLP

20090015364 - Miniature circuitry and inductive components and methods for manufacturing same: Miniature circuitry and inductor components in which multiple levels of printed circuitry are formed on each side of a support panel, typically a printed circuit board or rigid flex. Magnetic members are embedded in one or more cavities in said support panel. Electrical connection between the plural levels of circuitry... Agent: Knobbe Martens Olson & Bear LLP

20090009274 - Short-circuit indicator for electrical lines for power distribution: A short-circuit indicator is provided for arrangement on an electrical line for electrical power distribution which includes a current transformer. The current transformer has an induction coil and an iron yoke for surrounding the electrical line to be monitored for a short-circuit current. The induction coil is seated on a... Agent: Davis Chin

20090009275 - Ignition coil: An ignition coil includes a primary coil (14), a secondary coil (16) disposed on an outer circumferential side of the primary coil and configured to be boosted by mutual induction with the primary coil, an outer periphery core (18) having an opposing surface (183), which is opposed to an outer... Agent: Nixon & Vanderhye, PC

20090009276 - Transformer mounted on circuit board with main body surrounded by insulating cover: A transformer 100 includes: a bobbin 102 around which a first winding 104 and a secondary winding 106 are wound; cores 108 attached to the bobbin 102; and a cover 114 attached to the main body 110. The cover 114 surrounds a lower surface and an upper surface in addition... Agent: Frishauf, Holtz, Goodman & Chick, PC

20090009277 - Filtering choke arrangement: DC choke arrangement of a power transformer, especially of a frequency converter, provided with a DC circuit and connected to an AC electricity network, to limit the harmonics of the network current taken by an appliance from the AC network, in which DC choke arrangement is at least one choke... Agent: Birch Stewart Kolasch & Birch

20090009278 - Inductor: An inductor includes: a substrate; an insulator layer; a conductive coil; and a permeability-enhancing film of a multi-layer structure. The multi-layer structure includes at least one repeating unit that has at least two layers. The two layers exhibit an exchange-coupling effect and include a first ferromagnetic layer of a first... Agent: Occhiuti Rohlicek & Tsao, LLP

20090009279 - High-voltage generating transformer for discharge lamp lighting apparatus: A high-voltage generating transformer for a discharge lamp lighting apparatus according to the present invention includes a rodlike core; a secondary winding bobbin that is divided into a plurality of sections, and where the core is disposed in the central portion thereof; a secondary winding part wound on the secondary... Agent: Birch Stewart Kolasch & Birch

20090009280 - Magnetic core for current sensor having high magnetic saturation: A magnetic core according to the present invention is used in a current sensor for detecting amount of current flowing through a conductor by a Hall element. The magnetic core is made of a resin material, in which a granular magnetic material is dispersed, and is shaped to form a... Agent: Posz Law Group, PLC

20090002110 - Electric coil and core cooling method and apparatus: Provided is an electrical apparatus comprising a magnetic core, a conductive coil wound around at least a part of the core, a cooling element configured to receive a cooling fluid to cool the core and the coil during operation, and at least one biasing element operatively associated with the core... Agent: Fletcher Yoder Law (for Rockwell Automation)

20090002111 - Wideband planar transformer: A method of arranging and fabricating parallel primary and secondary coils of a wideband planar transformer is provided. The spacing and width of the coils are disposed to extend the bandwidth from DC to GHz and allow for high frequency coupling when the core permeability dramatically drops and achieves low... Agent: Lumen Patent Firm, Inc.

20090002112 - Coil component and method and apparatus for producing the same: A coil component having a core including a winding portion, and first and second flanges disposed one on either end of the winding portion, A winding is wound about the winding portion, and first and second terminal electrodes are disposed on the first flange. The first flange has an octagonal... Agent: Oliff & Berridge, PLC

20090002113 - Ignition coil: An ignition coil includes a coil part having primary and secondary coils, a center core, and a peripheral core, a connector case part, a seal rubber, and a ventilation passage. The coil part is inserted in a plug hole of an engine, and the case part is outside the plug... Agent: Nixon & Vanderhye, PC

20090002114 - Integrated inductor: An integrated inductor has a winding. The winding includes a first level metal layer inlaid in a first dielectric layer, a second level metal layer inlaid in a second dielectric layer above the first dielectric layer, and a first line-shaped via structure inlaid in a slot of a third dielectric... Agent: North America Intellectual Property Corporation

20090002115 - Method to improve inductance with a high-permeability slotted plate core in an integrated circuit: An inductor structure (102) formed in an integrated circuit (100) is disclosed, and includes a first isolation layer (106) and a first core plate (104) disposed over or within the first isolation layer (106, 114). The first core plate (104) includes a plurality of electrically coupled conductive traces composed of... Agent: Texas Instruments Incorporated

20090002116 - Interleaved planar transformer primary and secondary winding: The present invention describes a winding for a transformer comprising first (60) and second (70) planar sections which are arranged parallel to each other First (1, e.g., from 602 to 603)) and second (2, e.g., from 703 to 704)) current paths are arranged on the first and second planar sections.... Agent: Philips Intellectual Property & Standards

20090002117 - Coil component: A coil component is provided, and the coil component for an inductor is deformable dependent on flex of a flexible printed board due to elapse of time when mounted thereon, and has high resistance against dropping impact and has an inductance value. The coil component includes an anisotropic compound magnetic... Agent: Kanesaka Berner And Partners LLP