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7358843 |
Noise rejection device and cellular phone including the noise rejection device
A device includes: a pillar-shaped core consisting of a first magnetic insulating material that has two quadric prism segments at both ends thereof symmetrically and has a cylindrical segment,...
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7358842 |
Wire-winding common mode choke
A wire-winding common mode choke has a body, a first coil and a second coil. The body has two channels respectively defined in two lateral sides of the body and at least two steps. Each step has a...
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7355501 |
Evaluation device and vibration damper for a racket
A device for contact-less measurement of distances ( 10, 20 ) in multiple directions of an electrically conductive body ( 2, 22 ) comprises a plurality of inductive elements ( 1, 4, 7 ). At least...
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7352270 |
Printed circuit board with magnetic assembly
A magnetic assembly including a printed circuit board and a core made from magnetically permeable material positioned on the printed circuit board. Plated through holes are formed in the printed...
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7345565 |
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...
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7345563 |
Embedded inductor for semiconductor device circuit
An embedded inductor which includes a spiral conductive inductor embedded in a magnetically permeable body composed of particles of pre-sintered magnetically permeable (e.g. ferromagnetic) material...
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7345564 |
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...
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7342475 |
Coil arrangement and method for its manufacture
A coil arrangement that has a primary and a secondary C-shaped core, each C-shaped core having an elongated base and two shorter legs at the ends of the base, a winding being applied to each base...
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7342477 |
Inductor
An inductor comprising one or more windings disposed on opposed first and second surfaces of a flat-plate substrate. The windings are applied to the substrate by plating or photoresistive...
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7342464 |
Oscillator and a PLL circuit using the oscillator
The functionality and performance of a voltage-controlled oscillator are improved by enabling continuously adjusting an inductor by a control signal. The oscillator has a variable inductor unit...
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7342476 |
Leakage transformer
This is a small-size transformer that is made easily. Two bobbins around which a secondary coil is wound insert into bobbin protrusions from the opening surface side of the first core whereby the...
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7339451 |
Inductor
This invention discloses an inductor including a conducting wire having a winding configuration provided for enclosure in a substantially rectangular box with a mid-plane extended along an...
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7339452 |
Embedded inductor and application thereof
An embedded inductor suitable for a wiring board is provided. The wiring board having a plurality of patterned conductive layers and a plurality of insulating layers, and one of the insulating...
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7339453 |
Differential mode inductor with a center tap
A differential mode inductor includes a first inductor lead that receives a current. A first arm receives the current from the first inductor lead. A center tap receives the current from the first...
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7339450 |
Inductive miniature component, especially antenna
Disclosed is an inductive miniature structural element, particularly an antenna. Said structural element comprises a winding member ( 1 ) which is embodied as a flat component and on which three...
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7336147 |
Inductance variable device
A inductance variable device includes a first inductor, a second inductor magnetically coupled to the first inductor, a current source whose current is variable, electrically connected to the first...
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7332993 |
Planar transformer having fractional windings
A planar transformer is fabricated on a multilayer printed circuit board having more than two layers. A magnetic core includes a common leg and a first and a second return leg that form a first and...
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7327207 |
Lamination type electronic component
A lamination type electronic component includes spiral conductor patterns which are substantially quadrilateral and are electrically connected to each other through a via hole formed in a ceramic...
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7321284 |
Miniature thin-film bandpass filter
A bandpass filter includes at least two thin-film layers, a first resonant circuit including a first inductor, and a second resonant circuit including a second inductor. In one embodiment, the...
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7321283 |
Vertical winding structures for planar magnetic switched-mode power converters
A vertical winding structure for planar integrated magnetics used in switched-mode power converters maintains close coupling between the different windings but reduces the eddy current losses,...
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7318269 |
Method of manufacturing coil component
The invention relates to a method of manufacturing a coil component uses as a major part of a common mode choke coil or a transformer, and there is provided a method of manufacturing a compact and...
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7319377 |
Method for making high-performance RF integrated circuits
A new method and structure is provided for the creation of a semiconductor inductor. Under the first embodiment of the invention, a semiconductor substrate is provided with a scribe line in a...
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7317373 |
Inductor
An inductor is made of a flat conducting wire with a constant thickness. The inductor includes a coiled portion and two leg portions. The leg portions are end parts of the flat conducting wire that...
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7312682 |
Coil component and electronic device
A coil component comprises a core element having a mounting portion, a coil conductor placed on the core element, and at least two terminal electrodes which are placed in the mounting portion. The...
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7312684 |
Semiconductor device
A semiconductor device includes a semiconductor substrate, an insulating film formed on the semiconductor substrate, and a thin-film inductor element which is formed on the insulating film, and...
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7310871 |
Surface-mounting coil component and method of producing the same
A surface-mounting choke coil has a resin coating material with magnetic powder which is filled a space between the upper flange and the lower flange of a drum-type ferrite core, while covering the...
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7312685 |
Symmetrical inductor
An inductor comprises first and second winding portions symmetrically arranged in an insulating layer on a substrate. Each winding portion comprises first, second and third semicircular conductive...
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7310039 |
Surface inductor
It has been discovered that an inductor may be made to include a surface rotational portion instead of a coil to provide a low inductance inductor with sufficient quality factor. The surface...
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7310595 |
Numerically modeling inductive circuit elements
A method of determining electrical parameters of inductive elements includes a novel technique of inverting an impedance matrix representative of said inductive circuit element. The method reduces...
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7310040 |
Semiconductor device and method for manufacturing same
The present invention provides an improved manufacturing stability of a semiconductor device provided with a spiral inductor. The semiconductor device 100 includes a silicon substrate 101 , an...
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7307503 |
Thin film coil, method of manufacturing the same, coil structure, and method of manufacturing the same
The present invention provides a coil structure capable of improving a differential transmission characteristic by reducing capacitance as much as possible. A common mode choke coil is constructed...
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7304558 |
Toroidal inductor design for improved Q
A toroidal inductor ( 100 ) and method of forming same. The invention is intended to decrease the direct current resistance (DCR) of the toroidal inductor circuit. Thus, an increase in the quality...
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7304557 |
Laminated coil
A laminated coil includes a non-magnetic body section ( 5 ) inside a laminated body. On the non-magnetic body section ( 5 ), a coil conductor ( 4 c ) is provided. The coil number of the coil...
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7299537 |
Method of making an integrated inductor
An inductor comprises a substrate comprising a semiconductor material, a first dielectric layer over the substrate, a magnetic layer over the first dielectric layer, a second dielectric layer over...
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7301430 |
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...
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7295095 |
Electric component and method of producing the same
In a push-pull switching circuit for a low-voltage, large current application, a decrease in resistance of a transformer and of its peripheral circuit is sought for. In view of this, a coil ( 2 )...
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7295096 |
Inductor, resonant circuit, semiconductor integrated circuit, oscillator, and communication apparatus
An inductor of the present invention includes a plurality of insulating layers being stacked and coil patterns respectively provided on predetermined layers of the insulating layers. The coil...
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7295094 |
Low profile magnetic element
A low profile magnetic element used in cooperation with a multilayer printed circuit board has two or more core arms penetrating the board from one outer surface to the other and a series of...
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7293354 |
Apparatus for mounting columns for grid array electronic packages
A vacuum controlled fixture is provided for positioning columns on sites of an electronic substrate. The fixture includes an internal chamber having spaced apart first and second surfaces extending...
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7295092 |
Gapped core structure for magnetic components
A magnetic component includes a first monolithic core structure having a plurality of magnetic layers and at least one nonmagnetic layer separating one of the plurality of magnetic layers from...
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7292126 |
Low noise planar transformer
An apparatus and method for reducing common mode noise capacitive coupling from a primary winding to a secondary winding in a transformer. In an embodiment, the primary winding has two terminals...
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7283028 |
Coil component
Each of first and second coil conductors has a spiral form and is disposed between first and second magnetic substrates. The first and second coil conductors include first parts arranged so as to...
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7283029 |
3-D transformer for high-frequency applications
A stressed metal technology may fabricate high-Q, three-dimensional microelectronic inductors and transformers. The fabrication method may allow the production of inductors and transformers on...
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7280024 |
Integrated transformer structure and method of fabrication
A microelectronic assembly including a die substrate, a plurality of electronic components formed in and on the die substrate and connected to one another to form an integrated circuit, a first and...
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7277000 |
Inductor and transformer
In an inductor having a core and first and second coils wound upon the core, the wire of the first coil and the wire of the second coil lie are wound so as to lie parallel to each other and contact...
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7277002 |
Electronic transformer/inductor devices and methods for making same
The present invention relates to transformer inductor devices and to the methods of construction for inductive components such as inductors, chokes, and transformers. Plural via holes 12 are...
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7277001 |
Coil-embedded dust core
A coil-embedded dust core of the present invention is provided with a molded coil component including a coil main body having a structure in which a flat type conductor wire is wound edgewise, one...
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7272884 |
Design and fabrication of inductors on a semiconductor substrate
The present invention is directed to an inductor fabricated above a substrate surface comprising a first set of inductors in a lower dielectric layer, a second set of inductors in an upper...
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7271693 |
On-chip inductor with magnetic core
An inductor formed on an integrated circuit chip including one or more inner layers between two or more outer layers, inductor metal winding turns included in one or more inner layers, and a...
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7271585 |
Method of fabricating a multilayer wiring board proximity sensor
A method of fabricating a multilayer wiring board proximity sensor includes forming a laminate, and fabricating a plurality of through-conductors through the layers of the laminate. The laminate...
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