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US20110273259 DRY-TYPE TRANSFORMER  
A dry-type transformer includes at least one high-voltage winding and one low-voltage winding. The windings are operatively connected to one another by an electromagnetic field, and each winding...
US20080164967 INDUCTANCE ELEMENT  
An inductance element includes: a first conductor formed into a rectangle spiral shape; and a second conductor formed into a rectangle spiral shape corresponding to the first conductor and...
US20100060403 DUAL INDUCTANCE STRUCTURE  
A dual inductance structure including a substrate, a first inductance element, a second inductance element and a grounding element is provided. The substrate has a layout layer and a grounding...
US20130201645 MULTI-FUNCTION INDUCTOR AND MANUFACTURE THEREOF  
An inductor assembly comprising a first magnetic core and an electrically conductive material configured to wind around at least a portion of the first magnetic core. The electrical conductive...
US20130321117 PLANAR TRANSFORMER AND METHOD OF MANUFACTURING THE SAME  
A planar transformer for preventing resin being coated from being separated from a conductor during the manufacturing of a transformer by forming a dummy pattern on a board includes: a core part...
US20110242720 MAGNETIC CORE COUPLING IN A CURRENT TRANSFORMER WITH INTEGRATED MAGNETIC ACTUATOR  
A system comprising a magnetic actuator, a current transformer and operational electronics in a dual-coil circuit breaker. The system includes an inline, but non concentric, implementation of the...
US20140253273 COMMON-MODE CHOKE COIL  
A common mode choke coil includes a quadrilateral core 4; first and second core covers 2, 3 disposed opposite to each other on the upper and lower surfaces of the core 4 so as to cover the outer...
US20120133469 TRANSFORMER  
A transformer that improves the DC superposition characteristic without incurring eddy-current losses. In the transformer, a part of a plate-like core opposing a top face of a flange of a drum...
US20060164199 Network appliance for securely quarantining a node on a network  
An apparatus, system, and method for managing dynamic network access control. The invention provides services and controlled network access that includes quarantining nodes so that they may be...
US20110037556 PRINTED CIRCUIT BOARD  
A printed circuit board includes a first layer, a second layer, a number of vias each passing through the first and second layers, and a number of transmission lines. Each transmission line is...
US20140043127 INTEGRATED INDUCTOR AND A METHOD FOR REDUCTION OF LOSSES IN AN INTEGRATED INDUCTOR  
An integrated inductor comprising a multi-winding inductor having a transformer winding (L1) and a resonant inductor (L2). Sections (1), (2) of the magnetic circuit of the transformer winding (L1)...
US20120049992 Ferromagnetic amorphous alloy ribbon and fabrication thereof  
A ferromagnetic amorphous alloy ribbon includes an alloy having a composition represented by FeaSibBcCd where 80.5≦a≦83 at. %, 0.5≦b≦6 at. %, 12≦c≦16.5 at. %, 0.01≦d≦1 at. % with a+b+c+d=100 and...
US20110241816 PLANAR TRANSFORMER AND METHOD OF MANUFACTURING THE SAME  
There are is a planar transformer and a method of manufacturing the same that can prevent resin being coated from being separated from a conductor during the manufacturing of a transformer by...
US20120154091 INTEGRATED ELECTROMAGNETIC INTERFERENCE FILTER  
Disclosed is an integrated electromagnetic interference filter capable of providing a leakage inductance sufficient to filter the differential mode electromagnetic interference by integrating four...
US20110148556 POWER QUALITY IMPROVEMENT DEVICE AND POWER SUPPLY SYSTEM  
The present invention relates to a power quality improvement device. The power quality improvement device is provided in the form of an autotransformer which comprises an iron core having first,...
US20140077913 SUPPLEMENTARY TRANSFORMER WINDING  
A transformer winding and a dry-transformer are disclosed, which include a main transformer winding, and a supplementary transformer winding configured to be electrically connected in series with...
US20110199175 Inductor  
Two conducting wires are used in one embodiment of an inductor. Opposite ends of each of the conducting wires are connected to leader lines (terminals) shared by the conducting wires. Each of the...
US20140368059 TRANSFORMER, ELECTRONIC APPARATUS, AND METHOD FOR CONTROLLING TRANSFORMER  
A transformer includes a core, a coil wound around the core, and a heat sink coupled to the coil. An electronic apparatus includes: a transformer that includes a core, a coil wound around the...
US20120075047 TRANSFORMER CORE  
A transformer core for a power transformer, and a power transformer including such a transformer core are provided. The transformer core includes at least two transformer core laminations which...
US20080061919 Insulators for transformers  
The invention provides discrete insulators for an electrical transformer, made of thermotropic liquid crystalline polymer (LCP).
US20150015356 COMPACT MAGNETICS ASSEMBLY  
A magnetic assembly to receive current having a high current and high frequency includes a transformer, at least one resonant inductor, and at least one auxiliary inductor. The resonant inductor...
US20150170821 TRANSFORMER  
An exemplary transformer includes a transformer core having at least one core limb, a main winding arranged around a respective core limb in a hollow-cylinder-like winding region, and an auxiliary...
US20090167478 DEVICE FOR IMPROVING EDDY CURRENT LOSS OF TRANSFORMER AND CONTROLLING METHOD THEREOF  
The configurations of a device diminishing the eddy current loss for a transformer having a gap are provided in the present invention. The proposed device includes a conductive case having an eddy...
US20130076389 CURRENT TRANSFORMER ASSEMBLY FOR USE WITH ELECTRICAL MONITORING SYSTEMS AND METHODS OF ASSEMBLING SAME  
A current transformer assembly for use in an electrical monitoring system is described herein. The current transformer assembly includes a housing including a plurality of shielding members that...
US20140049348 MAGNETIC MATERIAL AND COIL COMPONENT USING SAME  
A magnetic material suitable for a coil component has multiple metal grains constituted by Fe—Si-M soft magnetic alloy (where M is a metal element that oxidizes more easily than Fe) and oxide film...
US20110121933 Leading-Out Device of Reactor Coil and Iron Core Reactor Comprising It  
A leading-out device of a reactor is directly connected to an active part of the reactor and comprises an U-shaped insulating plate, a metal voltage-sharing shield insulating layer covering...
US20140159852 TRANSFORMER  
To greatly improve the productivity, the general versatility, the downsizing, the performance and the like, as compared to those of the conventional transformer, provided is a transformer...
US20140285297 Power Supply Module  
A power supply module is disclosed. the power supply module includes a coil including a coil body and connecting terminals; an electronic component including at least an integrated circuit chip; a...
US20130027162 Miniature Neutral Toroidal Current Transformer  
A toroidal current transformer that can be used as a neutral current transformer in a single or three phase system as a result of its compactness is described. The core is made of ferromagnetic...
US20130027112 INDUCTOR  
This invention relates to an inductor, more particularly, to an inductor with variable inductances.
US20130285784 INDUCTOR WITH THERMALLY STABLE RESISTANCE  
An inductor includes an inductor body having a top surface and a first and second opposite end surfaces. There is a void through the inductor body between the first and second opposite end...
US20120139685 INDUCTOR WITH THERMALLY STABLE RESISTANCE  
An inductor includes an inductor body having a top surface and a first and second opposite end surfaces. There is a void through the inductor body between the first and second opposite end...
US20120280780 BOBBIN AND TRANSFORMER COMPRISING THE SAME  
A bobbin used in a transformer is disclosed. The bobbin includes a main body, two side walls, two wire collecting bases and at least one extension wire collecting base. The main body has a tunnel....
US20100265029 WINDING STRUCTURE FOR A TRANSFORMER AND WINDING  
A winding structure adapted for a transformer and a winding are provided. The winding structure comprises a first conductive disk, a second conductive disk, a connecting part, and an insulation...
US20130293334 MULTILAYER INDUCTOR AND METHOD OF MANUFACTURING THE SAME  
There is provided a multilayer inductor including: an inductor body formed of a material including metal powder particles, a ferrite, and a polymer resin; a coil part having a conductive circuit...
US20090039996 COIL BUS TRANSFORMER AND A METHOD OF MANUFACTURING THE SAME  
The invention is directed to a transformer and a method of manufacturing the same. The transformer has high and low voltage coils mounted to legs of a core. Each low voltage coil includes...
US20100013345 Bi-metal coil  
A coil comprising an electrical conductive winding and a magnetic conductive winding configured to focus magnetic flux in the electrical conductive winding. The coil may be advantageously employed...
US20140176278 INDUCTOR AND MANUFACTURING METHOD THEREOF  
There is provided an inductor, including a circuit board having an input and output terminal formed on a lower surface thereof, a connection pad formed on an upper surface thereof, and a via...
US20140015631 ELECTRICAL DEVICE  
An electrical device includes a board; a cable including one end portion electrically connected to the board; a component fixing device for fixing a component through which the cable passes; and a...
US20090184792 COMPLEX COMMON MODE CHOKE  
A complex common mode choke includes a base provided with two receiving recesses and a separation groove between the receiving recesses, a coil unit including two coil bobbins each mounted in a...
US20150123402 MAGNETIC STRUCTURE COMBINING NORMAL MODE AND COMMON MODE INDUCTANCE  
Magnetic components that can be used to provide normal mode and common mode inductance in a power system, such as a wind-driven doubly fed induction generator system, are provided. The magnetic...
US20090066448 TUNER AND TRANSFORMER FORMED BY PRINTED CIRCUIT BOARD THEREOF  
A tuner and a transformer formed by printed circuit board thereof are provided. The transformer includes a first winding and a second winding. In which, the first winding forms a first inductor...
US20130206845 RF TAG, MAGNETIC ANTENNA, BOARD MOUNTED WITH THE RF TAG, AND COMMUNICATION SYSTEM  
The present invention relates to a magnetic antenna for information communication using a magnetic field component which is a magnetic antenna or an RF tag capable of satisfying both reduction in...
US20100033993 TRANSFORMER HAVING RESONANT INDUCTANCE  
Provided is a transformer having resonant inductance, the transformer including a core that includes a first leg formed in one side thereof, a second leg which is formed in the other side thereof...
US20130322135 COMPACT, METHOD FOR PRODUCING COMPACT, REACTOR, CONVERTER, AND POWER CONVERSION DEVICE  
A low-loss compact and a method for producing the compact are provided. A method for producing a compact by using coated soft magnetic powder that includes coated soft magnetic particles...
US20150228393 High-Voltage Transformer Apparatus with Adjustable Leakage  
A high-voltage transformer apparatus includes a transformer core, a primary winding and a secondary winding that is arranged over the primary winding. Toroidal cores are arranged spaced apart from...
US20140176275 AUTOMATIC SWITCHABLE LOW THRESHOLD CURRENT POWER SUPPLY  
A device connectable to a power line conductor includes an electrically conductive insulated first winding of wire wound into at least two turns having a first end and a second end. The first end...
US20150243428 METHODS AND SYSTEMS OF FIELD UPGRADEABLE TRANSFORMERS  
Methods and systems of field upgradeable transformers are provided. Voltage transformation, intelligence, communications, and control are integrated in a flexible and cost effective manner. A...
US20140375405 SYSTEMS AND METHODS FOR INDUCTIVELY COUPLED DAMPER FOR DIRECT CURRENT POWER SYSTEMS  
An electrical system for generating a reliable power source for starting an engine, including a first interface to a direct current power source and a second interface to an inverter. The inverter...
US20140375410 TRANSFORMER, MAGNETIC CORE AND BOBBIN THEREOF  
A transformer includes a magnetic core assembly, a bobbin, and a winding coil assembly. The magnetic core assembly includes a first magnetic core and a second magnetic core. Each of the first...