Inductor devices inventions 11/07

20070273465 - Transformer: A transformer includes a first electrical conductor, a second electrical conductor and a core. The second electrical conductor is electromagnetically coupled with the first electrical conductor. The second electrical conductor includes at least one multilayer spiral coil, which is formed by winding a conductive wire and has a through hole... Agent: Volpe And Koenig, P.C.

20070273466 - Transformer structure: A transformer is disclosed to include two bobbin, each bobbin having a primary side and a secondary side respectively holding a primary winding and a secondary winding, two first ferrite cores respectively inserted through the bobbins, two second ferrite cores arranged at two sides relative to the bobbins and abutted... Agent: Taipei Multipower Electronics Co., Ltd.

20070273467 - Magnet core, methods for its production and residual current device: A magnet core wound from a soft magnetic strip is required to have a relative permeability μr which is enhanced by reducing mechanical stresses. For this purpose, the soft magnetic strip is coated with a static friction reducing material on at least one side. This is at least partially burned... Agent: Baker Botts L.L.P. Patent Department

20070268102 - Miniature surface-mount electronic component and method for manufacturing the same: A miniature surface-mount electronic component which can ensure sufficient impact resistance and vibration resistance especially in an application to a severe use environment such as a vehicle-mounted coil, by putting some contrivance into a method for fixing a coil in a molding process and a method for holding a core... Agent: Renner Kenner Greive Bobak Taylor & Weber

20070268103 - Balance transformer: A small loop path 9A composed of a part of each of a first core 51 and a second core 52 is disposed with two windings 2A and 3A of a transformer portion 4A, and a small loop path 9B composed of another part of each of the first core... Agent: Snider & Associates

20070268106 - Device for improving amplitude imbalance of on-chip transformer balun: An on-chip transformer balun includes a primary winding as an input terminal of the on-chip transformer balun, and a secondary winding as an output terminal of the on-chip transformer balun, wherein one of the primary winding and secondary winding is formed of a plurality of metal layers in which a... Agent: Sughrue Mion, PLLC

20070268105 - Electrical component having an inductor and a method of formation: An electrical component (100) having an inductor includes: (a) a first substrate (102) comprising at least one first electrically conductive layer (108, 110, 112); (b) one or more second substrates (104, 106) comprising at least one second electrically conductive layer (120, 132, 144); and (c) one or more electrical interconnections... Agent: Walter P. Opaska Bryan Cave LLP

20070268104 - High voltage transformer for controlling inductance leakage: A high voltage transformer for controlling inductance leakage used for a multiple lamp driving system includes at least one wire frame, a first winding, a second winding, a first magnetic unit, and a second magnetic unit. There is a receiving space in the wire frame for receiving the first magnetic... Agent: Rosenberg, Klein & Lee

20070262840 - Magnetic element for multi-phase and method of manufacturing the same: A magnetic element for multi-phase is composed by burying a plurality of coils in a composite magnetic material such that a negative coupling of magnetic fluxes or a positive coupling of magnetic fluxes exists between at least two coils. This structure more miniaturizes inductors, or choke coils as the multi-phase... Agent: Steptoe & Johnson LLP

20070262841 - Method for making a high current low profile inductor: A high current, low profile inductor includes a conductor coil surrounded by magnetic material to form an inductor body. An inductor body is formed around the inductor coil and includes a resin and a magnetic material compressed while it is dry and surrounding the inside and the outside of the... Agent: Mckee, Voorhees & Sease, P.L.C

20070262842 - Transformer having a closed magnetic flux path: A transformer having a closed magnetic flux path includes at least one bobbin, at least one first winding, at least one second winding, and at least two magnetic cores. The first winding and the second winding are individually wound on the bobbin. The two magnetic cores include an I-shaped magnetic... Agent: Rosenberg, Klein & Lee

20070262843 - Structure for high voltage bearable transformers: A structure for high voltage bearable transformers is used to electrically connect with backlight driving circuits of liquid crystal display devices. The structure for high voltage bearable transformers is comprised of at least one main bobbin, at least two sets of primary windings, and at least one set of secondary... Agent: Rosenberg, Klein & Lee

20070257759 - Noise filter and manufacturing method thereof: A noise filter and a manufacturing method thereof are provided. The noise filter includes a common mode choke having a core to eliminate common mode noise, and a magnetic body enclosing and covering the common choke to eliminate differential mode noise. The core and the magnetic body have different initial... Agent: Birch Stewart Kolasch & Birch

20070257760 - Leakage transformer: A leakage transformer, includes a primary winding; a secondary winding wound at a part on an extension of a winding part of the primary winding separately from the primary winding and having a coil sectional area smaller than that of the primary winding; a center core part composed of two... Agent: Patent Docket Clerk Cowan, Liebowitz & Latman, P.C.

20070257761 - Inductor and electric power supply using it: An inductor embedded in a printed wiring board includes a conductor extending in the thickness direction of a printed circuit board and a magnetic body that is in contact with the conductor with no gap therebetween. For example, the magnetic body is composed of ferrite having a cylindrical tubular shape.... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070257762 - Riaa correction of audio signal with use of transformer: RIAA correction of audio frequency signals is described. A RIAA-correcting pre-amplifier uses a transformer having a primary winding and two or more secondary windings, with two of the secondary windings playing essential role in RIAA-correction. A magnetic core of the transformer includes two or more separated parallel magnetic circuits.... Agent: Joshua D. Isenberg Jdi Patent

20070252668 - Magnetic element: A magnetic element includes a drum core provided with a flange portion having a flange surface at each end portion of a winding shaft, a coil wound on the winding shaft, a terminal to connect each end portion of the coil, and a shield core provided with an engagement portion... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20070252669 - Flux channeled, high current inductor: A flux-channeled high current inductor includes an inductor body having a first end and an opposite second end and a conductor extending through the inductor body. The conductor includes a plurality of separate channels through a cross-sectional area of the inductor body thereby directing magnetic flux inducted by a current... Agent: Mckee, Voorhees & Sease, P.L.C