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6768410 |
Laminated balun transformer
A laminated balun transformer includes first line elements which are connected in series through a relay terminal, to constitute an unbalanced transmission line. Other line elements each constitute...
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6765469 |
Printed circuit board transformer
One configuration of the present invention is a radio frequency transformer board that has a planar dielectric substrate having a first surface, an opposite second surface, and a transformer. The...
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6759935 |
Coil-embedded dust core production process, and coil-embedded dust core formed by the production process
The invention provides a process for producing a coil-embedded dust core by embedding a coil in magnetic powders comprising ferromagnetic metal particles coated with an insulating material. At the...
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6759845 |
Weak-magnetic field sensor using printed circuit board manufacturing technique and method of manufacturing the same
A weak-magnetic field sensor using printed circuit board manufacturing technique and a method of manufacturing the same which detects the Earth's magnetic field to obtain positional information is...
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6759937 |
On-chip differential multi-layer inductor
An on-chip differential multi-layer inductor includes a 1 st partial winding on a 1 st layer, a 2 nd partial winding on the 1 st layer, a 3 rd partial winding on a 2 nd layer, a 4 th partial...
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6759936 |
Transformers using coil modules and related manufacturing method thereof
A coil module applied in a transformer. The coil module includes at least one conductive wire and an insulating encapsulator. A portion of the conductive wire is wound into coils of a certain loop...
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6757963 |
Method of joining components using a silver-based composition
A surface of a first ceramic component is joined to a surface of a second ceramic component using a silver-based composition. The silver-based composition is a mixture of silver metal and a metal...
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6757174 |
Switching power-supply module
A switching power-supply module includes a coil pattern of a transformer or an inductor disposed on a substrate. A portion of the coil pattern projects into an edge portion of the substrate. A...
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6748645 |
Method of obtaining a module including an inductive winding
A method of obtaining a module including at least one inductive winding made up of one or more conductive tracks on a printed circuit film support on which the tracks form turns which are combined...
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6750751 |
Integrated magnetic signal isolator with feedback
An integrated circuit signal isolator includes a magnetic field sensor in a first metal layer formed over a semiconductor substrate. A first dielectric layer is formed over the first metal layer,...
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6750750 |
Via/line inductor on semiconductor material
A spiral inductor, and manufacturing method therefore, is provided including a substrate and an inductor dielectric layer over the substrate having a spiral opening provided therein. A spiral...
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6741154 |
Low-temperature burnt ferrite material and ferrite parts using the same
A nickel-basis ferrite material, a sulfur content of ferrite powder in a raw material stage is in a range of from 300 ppm to 900 ppm on S basis and a chlorine content of the ferrite powder is not...
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6741155 |
Transformer
A transformer comprises E-type core parts, a cylindrical core part, a second substrate, first substrates, and an insulating sheet. Each of the second substrate and the fist substrates includes a...
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6734776 |
Flex circuit relay
An arrangement of a flex circuit relay ( 7 ) is provided which in a preferred embodiment has a first substrate ( 16 ) and a second substrate ( 40 ). The substrates ( 16 ), ( 40 ) have conductive...
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6731193 |
Printed circuit board-based current sensor
The object of the invention is to provide a slotted current acquisition coil according to the Rogowski principle in which the printed circuit board base of the measuring coil can be opened to...
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6727794 |
Apparatus for establishing inductive coupling in an electrical circuit and method of manufacture therefor
An apparatus for establishing inductive coupling in an electrical circuit arranged on a plurality of dielectric substrates, the substrates being in a substantially abutting relationship and...
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6727795 |
Laminated electronic component and manufacturing method
A laminated electronic component comprising: a plurality of parallel first conductive patterns, which are laminated via a magnetic layer to a plurality of parallel second conductive patterns, the...
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6727792 |
Method of manufacturing wire wound electronic component
A wire wound electronic component of the present invention includes a bobbin having a core 1 a having a substantially circular cross-section and rectangular flanges 1 b formed at both ends of...
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6722017 |
Planar inductor
A planar inductor having at least a helical coil and a coating of ferromagnetic material deposited on a flat carrier. The inductance and/or the magnetic coupling of a plurality of coils or windings...
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6724290 |
Microcoil
A coil constructed using the additive technique on the surface of a substrate is characterized in that the conductors of the coil are in contact with an insulating material made at least in part of...
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6718625 |
Methods of manufacturing inductors
A method of manufacturing an inductor having a large current capacity which includes a magnetic sintered body formed via wet pressing treatment and a coil assembly disposed within the magnetic...
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6720229 |
Integrated circuit inductor structure and non-destructive etch depth measurement
A method for forming an electrical device structure in an integrated circuit comprises providing a substrate; forming a passivation layer thereon; forming a plurality of through holes in the...
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6715197 |
Laminated ceramic electronic component and method for manufacturing same
A laminated ceramic electronic component significantly simplifies a step of forming external electrodes and has reliable electrical connection between an internal electrode and the external...
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6717503 |
Coil and coil system for integration into a micro-electronic circuit and microelectronic circuit
The coil and coil system is provided for integration in a microelecronic circuit. The coil is placed inside an oxide layer of a chip, and the oxide layer is placed on the substrate surface of a...
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6714113 |
Inductor for integrated circuits
An inductor is integrated in VLSI and ULSI technology products for very high frequency applications. The inductor is in a microstrip transmission line configuration which can be designed in a form...
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6714112 |
Silicon-based inductor with varying metal-to-metal conductor spacing
A silicon-based inductor in a semiconductor is disclosed. One embodiment provides for an inductor having a metal region comprising turns. The metal region has spacing between adjacent turns. The...
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6713162 |
Electronic parts
Using plural layers selected from among composite resin substrates having a fully high or low dielectric constant, composite resin substrates having a fully high magnetic permeability, and...
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6710681 |
Thin film bulk acoustic resonator (FBAR) and inductor on a monolithic substrate and method of fabricating the same
An apparatus having both a resonator and an inductor fabricated on a single substrate and a method of fabricating the apparatus are disclosed. The apparatus includes a resonator and an inductor...
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6710694 |
Coil device
A coil device includes a first magnetic substrate, a laminated body disposed on the first magnetic substrate and having insulating layers, coil patterns, and at least one through-hole, a magnetic...
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6710693 |
Inductor component containing permanent magnet for magnetic bias and method of manufacturing the same
An inductor component contains a drum magnetic core made of a magnetic material having a structure including integrated flanges at both ends of a columnar material, a coil wound around the columnar...
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6710692 |
Coil component and method for manufacturing the same
After an air-core coil has been set inside a molding die, the molding die is filled with a magnetic powder which is coated with at least two types of resin layers. A pure iron powder having an...
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6707367 |
On-chip multiple tap transformer and inductor
An on-chip multiple tap transformed balun includes a 1 st winding and a 2 nd winding having two portions. The 1 st winding is on a 1 st layer of an integrated circuit and is operably coupled...
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6704248 |
High density power module incorporating passive components distributed in a substrate
The present invention is directed towards a multilayered circuit module and a method for constructing such a module, wherein the module has passive components such as capacitors, inductors,...
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6696909 |
Circuit module and method for mounting the same
A circuit module has a circuit board on which electronic components are mounted and a covering member which has a plate portion and one or more supporting portions. The supporting portions fix the...
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6696910 |
Planar inductors and method of manufacturing thereof
A printed circuit board has two layers of printed circuit board dielectric material; a core made of ferromagnetic material between the two layers; and conductive leads on the opposite side of each...
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6696911 |
Multilayered common-mode choke coil
A common-mode choke coil includes first to third spiral coils, in which the diameters of coil portions are substantially the same and the axes of the coil portions are aligned collinearly. Extended...
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6692609 |
Method for manufacturing laminated electronic component
A method for manufacturing a laminated electronic component, in which magnetic layers and conductive patterns for coil are sequentially provided, a coil pattern is enclosed between the magnetic...
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6690255 |
Electronic component
A low profile surface mountable component having a strengthened structure in accordance with the disclosure set forth herein comprises an elongated core having first and second ends and first and...
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6690256 |
Coil device
In order to improve efficiency of core rubbing operation and also to facilitate reduction in thickness of a coil device, a core-combining member includes substantially U-shaped topside and backside...
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6690164 |
Perpendicular detection fluxgate micromagnetometer and method for the production thereof
A fluxgate micro-magnetometer with perpendicular detection and a process of realization thereof. A ferromagnetic core is perpendicular to a substrate. The axes of excitation coils and pick-up coils...
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6686825 |
Chip inductor and manufacturing method therefor
A chip inductor has electrode layers, insulating layers disposed on the electrode layers, and an uppermost insulating layer all disposed on a ceramic board. An inorganic pigment such as a Co oxide...
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6686824 |
Toroidal printed coil
A toroidal printed coil includes a plurality of annular holes ( 2 ) and a plurality of center holes ( 3 ) surrounded by the annular holes ( 2 ) in an insulating substrate ( 1 ). A plurality of...
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6683523 |
Laminated impedance device
In a laminated impedance device, coil conductor patterns are electrically connected in series through via-holes to form a substantially U-shaped spiral coil. A first group of the coil conductor...
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6680664 |
Ferrite core structure for SMD and manufacturing method therefor
A ferrite core structure and manufacturing method therefor comprise a ferrite core having gaps at both ends and located on fastening terminals, which are formed symmetrically, at both ends of the...
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6675462 |
Method of manufacturing a multi-laminated inductor
A multi-laminated chip inductor ( 10 ) comprising a chip ( 11 ) provided therein with a coil ( 12 ) made by laminating insulating material sheets having internal conductors ( 21 a ) formed thereon...
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6677847 |
In board filter inductor for switching power supply on a printed circuit board
An inductor is formed by two traces on a multilayer PC board passing through a ferromagnetic “E” shaped core. The first trace is the positive output bus of the DC power supply, and the second...
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6674354 |
Non-reciprocal circuit element, communication device, and method of manufacturing non-reciprocal circuit element
A non-reciprocal circuit element has a metallic component and a resin component combined with the metallic component. Connection electrodes are integrated with the resin component. A permanent...
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6667217 |
Method of fabricating a damascene copper inductor structure using a sub-0.18 um CMOS process
A process for integrating the fabrication of a thick, copper inductor structure, with the fabrication of narrow channel length CMOS devices, has been developed. The integrated process features the...
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6664881 |
Efficient, low leakage inductance, multi-tap, RF transformer and method of making same
A low leakage inductance, versatile RF transformer with multiple input/output voltage ratios. The transformer has many applications. For example, and not by way of limitation, the transformer can...
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6661324 |
Voltage and current sensor
A voltage and current sensor comprised of a plurality of surface mounted inductors serially connected around the circumference of a current carrying conductor and a plurality of surface mounted...
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