Inductor devices inventions 07/07

20070171018 - Slim filter inductor for electronic ballast: Technology presented in the following utility patent yields a significant innovation within the field of electrical lighting. An alternative configuration of the filter inductor, which serves as part of a passive power factor correction circuit, increases the overall efficiency of fluorescent ballast. The core of the inductor is essentially comprised... Agent: Law Offices Of Bin Li & Associates

20070171019 - Power inductor with reduced dc current saturation: A conducting crossover structure for power inductors comprises a first lead frame array that includes a first feed strip, a first lead frames including first and second terminals, and first tab portions that releasably connect said first lead frames to said first feed strip.... Agent: Harness, Dickey & Pierce P.L.C

20070171020 - Coil, and antenna and transformer using the coil: The differences in characteristics among parts or the fluctuations of the inductance value of a coil due to temperature variation is lessened by reducing the stray capacitance components induced among the layers of wound conductor, and size reduction and cost reduction are achieved. A winding portion (30) between two flange... Agent: Snider & Associates

20070171022 - Transformer: In a transformer including a coil part having a first bobbin to which a coil is mounted, a second bobbin to be fitted to the first bobbin combined to each other, the coil part being sandwiched between magnetic cores from above and below, the first bobbin includes at least one... Agent: Ratnerprestia

20070171021 - Transformer winding and production method thereof: The invention relates to a method of producing a winding (1), e.g. for an electrical transformer, from a cylindrical, tubular metal element having a straight polygonal section. The inventive method is characterized in that it comprises the following steps consisting in: machining a series of essentially-parallel cuts through all of... Agent: Young & Thompson

20070171023 - Coil and bobbin for coil: A bobbin has a bobbin body capable of fitting into the inside of a winding, and a protrusion protruding from the outer peripheral surface of the bobbin body and capable of intervening between windings. Preferably, stopper means is further provided for preventing the bobbin from rotating. This means is a... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070164843 - Coil package and bias tee package: A coil package which makes it easy to handle a high-frequency cone/pyramid-shaped coil and enhance frequency characteristics without degrading the characteristics of the coil. The cone/pyramid-shaped coil has a conical or pyramidal shape formed by wiring a conductor wire around an outer peripheral surface of a core such that the... Agent: Staas & Halsey LLP

20070159282 - Embedded inductor structure and manufacturing method thereof: An embedded inductor structure includes at least one coil and a magnetic body. The coil is formed by winding a conductive wire from a central portion to both ends. The coil is embedded in the magnetic body.... Agent: Birch Stewart Kolasch & Birch

20070159283 - Transformer: A transformer has a cover and a bobbin. The cover has a cavity and a bottom opening. The cavity is formed inside of the over. The bobbin is mounted inside the cavity in the cover and has two surfaces, multiple pins and multiple coils. The pins are mounted through the... Agent: Hershkovitz & Associates

20070159284 - Transformer having auxiliary winding coil for sensing magnetic flux balance and driving circuit using the same: A transformer having auxiliary winding coils for sensing magnetic flux balance is disclosed. The transformer comprises a first winding part having a first channel, a second winding part having a second channel a third winding part having a third channel, a primary winding coil wound around the first winding part,... Agent: Madson & Austin Gateway Tower West

20070159285 - High frequency thin film electrical circuit element: An electrical inductor circuit element comprising an elongate electrical conductor coupled magnetically with thin layers of magnetic material extending along at least a part of the conductor above and below the conductor. The aspect ratio of the thickness of each of the layers of magnetic material to its lateral dimensions... Agent: Freescale Semiconductor, Inc. Law Department

20070159286 - Inductor apparatus: The present invention provides a multi-layer inductor structure. A metal film is used to form the coils. The dielectric material of the inductor in the present invention is air or the printed circuit board. The metal film surrounding a point is formed in a multi-layer printed circuit board. The multi-layer... Agent: Birch Stewart Kolasch & Birch

20070159287 - Planar magnetic inductor and method for manufacturing the same: A planar magnetic inductor and a method for manufacturing the same are provided. The planar magnetic inductor comprises an insulating oxide magnetic layer formed on a substrate, a conductive coil separated from a lower surface of the insulating oxide magnetic layer while being completely embedded in the insulating oxide magnetic... Agent: Mcdermott Will & Emery LLP

20070159289 - Magnetic core, and inductor and transformer comprising the same: The present invention relates to a magnetic core, comprising: a first core and a second core having different shapes and/or materials to realize high current characteristic, high magnetic permeability and high tolerance to temperature changes.... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.

20070159288 - Transformer structure: A transformer structure is disclosed. The transformer structure comprises a main body, a primary winding coil, a secondary winding coil, a first winding portion, a second winding portion and a magnetic core assembly. The main body has a first side, a second side, at least a through hole, a first... Agent: Kirton And Mcconkie

20070159290 - Method for analyzing hair: An apparatus for analyzing a sample hair mixture having a mixture of two hair colors and an overall spectrum representative of the two colors, comprising: a first color selector, configured to select a first spectrum representative of a first color in the hair mixture from a first group of at... Agent: Martin D. Moynihan Prtsi, Inc.

20070152792 - Power inductor with heat dissipating structure: The present invention relates to a power inductor having a heat dissipating structure formed on the surface thereof, which comprises: at least a conducting wire; and a cladding, made of a magnetic material for wrapping the conductive wire, having the heat dissipating structure of embossed patterns formed on the surface... Agent: Wpat, PC Intellectual Property Attorneys

20070152793 - Chip-type inductor: A chip-type inductor comprising includes internal magnetic material, external magnetic material disposed on opposing sides of the internal magnetic material, and a conductor formed in a space between the internal and external magnetic material. The internal and external magnetic materials form a magnetic path along which magnetic flux of a... Agent: Ked & Associates, LLP

20070152794 - Energy transfer apparatus for reducing conductivity electromagnetic interference and manufacturing method thereof: An energy transfer apparatus is developed for reducing a conductivity electromagnetic interference and manufacturing method. The energy transfer apparatus comprises a core, an input winding, an output winding, a supply voltage and a supply winding. The supply winding includes a shielding winding and an auxiliary winding. The input winding receives... Agent: Rosenberg, Klein & Lee

20070152795 - Transformer structure: The present invention discloses a transformer structure. The transformer structure comprises a first primary winding, and a first secondary circuits. The first secondary circuits comprises a filtering capacitor, a conductive Cu windings and a rectifier configured onto the printed circuit board (PCB) forming the first secondary circuits PCB winding. The... Agent: Birch Stewart Kolasch & Birch

20070152796 - Packaged spiral inductor structures, processes of making same, and systems containing same: A spiral inductor is disposed above a substrate that includes two different materials. A dielectric film is the first material that provides structural integrity for the substrate. A second dielectric is the second material that provides a low dielectric-constant (low-K) material closest to the spiral inductor coil. A process of... Agent: Schwegman, Lundberg, Woessner & Kluth, P.A.