Class / Patent application number | Description | Number of patent applications / Date published |
336105000 | COMBINED | 71 |
20090051476 | LAMINATE DEVICE AND MODULE COMPRISING SAME - The laminate device of the present invention comprises magnetic layers and coil patterns alternately laminated, the coil patterns being connected in a lamination direction to form a coil, and pluralities of magnetic gap layers being disposed in regions in contact with the coil patterns. | 02-26-2009 |
20090091413 | SIGNAL TRANSFER CIRCUIT - A signal transfer circuit is configured by including a driving circuit for applying a voltage to a transformer depending on an input signal, a secondary side circuit for causing an output signal to rise when a voltage with a positive polarity is generated in the transformer, and for causing the output signal to fall when a voltage with a negative polarity is generated in the transformer, and a resistor for applying a voltage with a negative polarity with a level, by which the secondary side circuit does not operate, to the transformer after a voltage with a positive polarity is generated in the transformer, and for causing a voltage with a positive polarity with a level, by which the secondary side circuit does not operate, to be generated in the transformer after the voltage with the negative polarity is applied to the transformer. | 04-09-2009 |
20090108974 | Integrated Circuit Device Including A Contactless Integrated Circuit Inlay - Embodiments provide an integrated circuit device including a contactless integrated circuit inlay. The device includes a substrate, an integrated circuit coupled to the substrate, and a coil electrically coupled to the integrated circuit and coupled to the substrate. The coil includes a first conductive line disposed in multiple turns on the substrate and a second conductive line disposed in multiple turns on the substrate. | 04-30-2009 |
20090108975 | HIGH-VOLTAGE TRANSFORMER - A high-voltage transformer includes a core, a secondary coil bobbin surrounding the core, and a secondary winding which is wound on the secondary coil bobbin. The secondary winding includes a first partial secondary winding and a second partial secondary winding which are wound on the secondary coil bobbin. Between the first and second partial secondary windings of the secondary winding, there are provided insulators and parallel-connected diodes. The diodes are arranged in a direction away from the core. These diodes are not required to be resistant to high current, thus achieving a compact high-voltage transformer. | 04-30-2009 |
20090115559 | Inductive Component - An inductive component includes a coil former comprising connection pins, a first winding and a second winding on the coil former, and protective components comprising either a PTC element or a polyswitch. The protective components are connected directly to the coil former; and the protective components and the windings are electrically connected to the connection pins. | 05-07-2009 |
20090302987 | TRANSFORMATION DEVICE - A transformer, particularly a seat transformer, for a sitting device, comprising at least one transformation unit, which has at least one input and at least one output. According to the invention, the transformation unit is provided for transforming a low voltage present at the input. | 12-10-2009 |
20090309684 | TRANSFORMER AND RECTIFIER CIRCUIT USING SUCH TRANSFORMER - A transformer includes a primary winding coil, a winding frame member, multiple first three-dimensional conductive pieces, a second three-dimensional conductive piece, a magnetic core assembly and a fixing plate. The winding frame member includes a first winding frame and a second winding frame for winding the primary winding coil thereon. The first three-dimensional conductive pieces are respectively sheathed around the first winding frame and the second winding frame of the winding frame member. The second three-dimensional conductive piece is arranged between the first three-dimensional conductive pieces. The magnetic core assembly is partially embedded into the first three-dimensional conductive pieces, the first winding frame, the second winding frame and the second three-dimensional conductive piece. The fixing plate is connected with the first three-dimensional conductive pieces and the second three-dimensional conductive piece so as to fix the first three-dimensional conductive pieces and the second three-dimensional conductive piece. | 12-17-2009 |
20100001822 | METHODS AND CONFIGURATIONS OF LC COMBINED TRANSFORMERS AND EFFECTIVE UTILIZATIONS OF CORES THEREIN - This invention presents the LC combined transformer, a combination of capacitances, inductances and an electrically-isolated mutual inductor, i.e. conventional transformer. To improve the imperfections of the widely-used transformers, by means of the simplest passive-circuit design of perfectly-functionally mating mutual capacitors with the mutual inductor, the invention achieves optimal characteristics of current or/and voltage conversions, with a new property of waveform conversion from square-wave to quasi-sinusoid. The ideal current transformers herein are suited to sinusoidal current measurements, the ideal voltage transformers suited to sinusoidal voltage measurements, and they all could be upgraded to ideal transformers, capable of current and voltage conversions. They can also be designed as both power transferable and waveform convertible, applicable in power electronics. Herein also states the design approach of integrated inductor and mutual inductor and the usage of push-pull inductor, materials being fully utilized and sizes greatly decreased. | 01-07-2010 |
20100123536 | TUNABLE CAPACITIVELY LOADED TRANSFORMER PROVIDING SWITCHED INDUCTANCE FOR RF/MICROWAVE INTEGRATED CIRCUITS - A tunable transformer providing switched inductance includes a primary winding and a secondary winding. A switch is connected to the secondary winding of the transformer. At least one capacitor is also connected to the secondary winding of the transformer with the switch. | 05-20-2010 |
20100156585 | SEMICONDUCTOR MODULE FOR CONNECTING TO A TRANSFORMER WINDING, AND TRANSFORMER ARRANGEMENT - The invention relates to a semiconductor module ( | 06-24-2010 |
20100301981 | COIL ASSEMBLY AND MAGNETIC ELEMENT WITH SHIELDING FUNCTION - A coil assembly includes at least one insulated wire and an electromagnetic interference shielding layer. The insulated wire is wound into a winding coil part. The winding coil part includes a first wire-outlet segment, a second wire-outlet segment and a central through-hole. The electromagnetic interference shielding layer is formed on the winding coil part for shielding the insulated wire. The electromagnetic interference shielding layer has lateral projection profile on the winding coil part. The electromagnetic interference shielding layer has a radial gap such that the electromagnetic interference shielding layer is a non-conducting loop. | 12-02-2010 |
20100321140 | LOW-LOSS FERRITE AND ELECTRONIC DEVICE FORMED BY SUCH FERRITE - Low-loss ferrite comprising 100% by mass of main components comprising 47.1-49.3% by mol of Fe | 12-23-2010 |
20110241814 | AUGMENTED DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME - A method, system, and apparatus including a distribution transformer having a communication module. The distribution transformer is configured to convert a first high voltage electricity from a high voltage distribution line to a first low voltage electricity and convert a second low voltage electricity from a low voltage power line to a second high voltage electricity. The communication module is programmed to provide time data representing time of day information along the low voltage power line to an electrical device and provide location data representing location information along the low voltage power line to the electrical device. The location information includes a geographic location of the distribution transformer. | 10-06-2011 |
20110309904 | ANTENNA, SEMICONDUCTOR DEVICE, AND METHOD OF MANUFACTURING ANTENNA - In an antenna and a semiconductor device including the antenna, an object is to reduce the distance between electrodes of a capacitor as much as possible, reduce the area of the electrode of the capacitor as much as possible, and prevent the suppression of response sensitivity and a response range of the semiconductor device. The present invention relates to an antenna including an antenna coil provided over a first region of a base and a capacitor which uses a second region of the base as a dielectric body and which has electrodes provided for opposite planes of the second region of the base, wherein the second region of the base is thinner than the first region of the base, and also relates to a semiconductor device including the antenna. | 12-22-2011 |
20120025939 | ANTENNA DEVICE AND COMMUNICATION APPARATUS INCLUDING THE SAME - There is disclosed an antenna device including: a metal portion which has a surface; and a coil section which is provided above the surface of the metal portion and has an opening portion. Here, a surface of the coil section in which the opening portion is formed is approximately perpendicular to the surface of the metal portion, and the coil section is disposed in the vicinity of an edge of the metal portion. | 02-02-2012 |
20120038445 | RFID ANTENNA MODULES AND INCREASING COUPLING - A transponder with an antenna module having a chip module and an antenna; a booster antenna having a first antenna structure in the form of a flat coil having a number of turns, an outer end and an inner end, and a second antenna structure in the form of a flat coil having a number of turns, an outer end and an inner end; the inner end of the second antenna structure connected with the outer end of the first antenna structure. The antenna module may be positioned so that its antenna overlaps one of the first antenna structure or the second antenna structure. An antenna module having two additional antenna structures is disclosed. Methods of enhancing coupling are disclosed. | 02-16-2012 |
20120056703 | Low Profile Inductors For High Density Circuit Boards - An inductor includes a core formed of a magnetic material and a foil winding wound at least partially around or through at least a portion of the core. A first end of the winding extends away from the core to form an extended output tongue configured and arranged to supplement or serve as a substitute for a printed circuit board foil trace. A second end of the winding forms a solder tab. At least a portion of the extended output tongue and the solder tab are formed at a same height relative to a bottom surface of the core. Another inductor includes a core formed of a magnetic material, a winding wound at least partially around or through at least a portion of the core, and a ground return conductor attached to the core. The core does not form a magnetic path loop around the ground return conductor. | 03-08-2012 |
20120068802 | AUGMENTED DISTRIBUTION TRANSFORMER AND METHOD OF MAKING SAME - A method, system, and apparatus including a distribution transformer having a communication module. The distribution transformer is configured to convert a first high voltage electricity from a high voltage distribution line to a first low voltage electricity and convert a second low voltage electricity from a low voltage power line to a second high voltage electricity. The communication module is programmed to provide time data representing time of day information along the low voltage power line to an electrical device and provide location data representing location information along the low voltage power line to the electrical device. The location information includes a geographic location of the distribution transformer. | 03-22-2012 |
20120139685 | 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 surfaces. A thermally stable resistive element positioned through the void and turned toward the top surface to forms surface mount terminals which can be used for Kelvin type sensing. Where the inductor body is formed of a ferrite, the inductor body includes a slot. The resistive element may be formed of a punched resistive strip and provide for a partial turn or multiple turns. The inductor may be formed of a distributed gap magnetic material formed around the resistive element. A method for manufacturing the inductor includes positioning an inductor body around a thermally stable resistive element such that terminals of the thermally stable resistive element extend from the inductor body. | 06-07-2012 |
20120154089 | TRANSFORMER AND FLAT PANEL DISPLAY DEVICE INCLUDING THE SAME - There are provided a transformer and a flat panel display device including the same capable of securing leakage inductance and allowing easy manufacturing. The transformer according to the embodiment of the present invention includes: a bobbin part including a plurality of bobbins each including a tube-shaped body part having a penetration hole therein and one of flange parts protruded outwardly from both sides of the body part; a core inserted into the penetration holes in the bobbins to form a magnetic circuit; a coil part including respective coils wound around the bobbins; and a bobbin fixing member combined with either side surface of the bobbin part in which at least two of the bobbins are laminated, to fix and combine at least two of the bobbins. | 06-21-2012 |
20120169445 | TRANSFORMER AND FLAT PANEL DISPLAY DEVICE HAVING THE SAME - There are provided a transformer and a flat panel display device having the same. The transformer includes: a bobbin, around which a coil is wound; and an input/output terminal installed in the bobbin, a lead portion of the coil wound around the bobbin being connected to the input/output terminal, wherein the input/output terminal has a stopper portion protruded from at least one face and limiting a winding position of the coil such that the lead portion of the coil is wound therearound to be separated from the bobbin. | 07-05-2012 |
20120188043 | COIL AND METHOD FOR MANUFACTURING THE SAME - [Task] There are provided a coil that is simple in structure and excellent in high frequency characteristics and a method for manufacturing the same. | 07-26-2012 |
20120194312 | APPARATUS AND METHOD FOR GENERATING ELECTRIC ENERGY IN AN ELECTRIC POWER TRANSMISSION SYSTEM - Apparatus and method for generating electric energy in an electric power transmission system includes an AC cable including a core, wherein a portion of the core is partially surrounded by an apparatus including a ferromagnetic body and an electrically conducting winding. The ferromagnetic body extends along a longitudinal axis and has, in a cross section taken along said longitudinal axis, a shape defined by an arc. The electrically conducting winding is wound around the ferromagnetic body to form turns in planes substantially perpendicular to the arc. | 08-02-2012 |
20120249276 | INTEGRATED INDUCTOR DEVICE WITH HIGH INDUCTANCE, FOR EXAMPLE FOR USE AS AN ANTENNA IN A RADIOFREQUENCY IDENTIFICATION SYSTEM - An embodiment of integrated inductor device, comprising a plurality of modules overlaid to each other, each module including at least one coil of conducting material. The directly overlaid pairs of coils are coiled in opposite directions. The directly overlaid modules are mechanically coupled through first adhesive conductive regions and the coils of the directly overlaid modules are electrically coupled to each other through second adhesive conductive regions. The first and the second adhesive conductive regions coupling directly overlaid modules are formed in the same step of the process, are of the same material and are arranged at a same level. | 10-04-2012 |
20120293292 | FLEXIBLE ULTRACAPACITOR CLOTH FOR FEEDING PORTABLE ELECTRONIC DEVICE - Disclosed is a flexible ultracapacitor having a flexible cloth including an autotransformer-type connected switch made with nanoporous carbon electrodes impregnated by an electrolyte. Each of the nanoporous carbon electrodes may be configured to have a circuit. The circuit may include a first inductor and a second inductor. Each of the first inductor and the second inductor may have a first terminal and a second terminal. The second terminal of the first inductor may be coupled to the first terminal of the second inductor. A switch may be coupled between the first terminal of the first inductor and the second terminal of the second inductor. | 11-22-2012 |
20130033350 | SUBSTRATE AND SUBSTRATE PRODUCTION METHOD - A substrate has a coil that is a choke coil part and, for example, is used for controlling a motor. At the substrate, an electronic component mounting part is formed such that a circuit conductor therein is to be exposed to outside. A portion other than an externally connected portion such as the electronic mounting part is covered with substrate-forming resin to form an injection molded circuit board. The coil arranged at the substrate (the injection molded circuit board) is provided for smoothing current inputted from outside. A core part is formed at the coil by core-forming resin such that the coil part covers at least a center core part of the coil. | 02-07-2013 |
20130200973 | CONDUCTIVE WIRE FOR TRANSFORMER AND MAGNETIC ELEMENT IN SWITCH POWER SUPPLY - The present invention relates to a conductive wire for a transformer and a magnetic element in a switch power supply, the magnetic element comprises a transformer and a filter, the transformer comprises a winding base and a coil, the winding base comprises two base bodies and a cylinder locating between the two base bodies, the coil is formed by winding a plurality of the conductive wires in parallel on the cylinder, the conductive wire comprises a conductor and an insulator directly covering an outer periphery of the conductor, a profile of a section of the insulator is a rectangle, a surface contact is formed between the adjacent conductive wires provided in parallel on the cylinder via the profiles of the rectangle sections of the adjacent insulators, and a contact surface forming the surface contact is perpendicular to an axial line of the cylinder. | 08-08-2013 |
20130265130 | Electron-Coupled Transformer - An Electron-coupled transformer for generating a high voltage output pulse as an amplified version of an input pulse comprises a cylindrical triode electron tube with a central anode along main axis and a grid and cathode radially spaced from the anode. The anode has a first end connected to ground and a second end insulated with respect to said ground. The cathode and the grid form a traveling wave electron gun that produces a wave of ground potential in the Transverse Electric Mode, which causes electrons stored in the cathode-grid gap to be extracted from said gap. The extracted electrons form a radially symmetric collapsing traveling wave that sweeps as a wave along the anode at the speed of light, causing a voltage output pulse on the second end of the anode whose magnitude is an amplified version of an input pulse applied to the cathode. | 10-10-2013 |
20130293333 | DISCONTINUOUS LOOP ANTENNAS SUITABLE FOR RADIO-FREQUENCY IDENTIFICATION (RFID) TAGS, AND RELATED COMPONENTS, SYSTEMS, AND METHODS - Discontinuous loop antennas and related components, radio-frequency identification (RFID), tags, systems, and methods are disclosed. A discontinuous loop antenna is an antenna loop structure that includes a discontinuity portion. The discontinuous loop antenna can be coupled to an RFID chip to provide an RFID tag. The discontinuity portion decreases the loop inductance and tag capacitance, thus enabling the discontinuous loop antenna to have significantly larger loop area while still matching the chip impedance, resulting in dramatic increases in near-field sensitivity. Increased near-field sensitivity provides increased power harvesting efficiency during near-field coupling. As one non-limiting example, an RFID tag having a discontinuous loop antenna may achieve significantly more power harvesting from a RF signal than an RFID tag having a continuous loop antenna tuned to the same or similar resonant frequency. The discontinuity portion can be trimmed after fabrication allowing the resonant frequency of the RFID tag to be tuned. | 11-07-2013 |
20130307656 | Stacked Through-Silicon Via (TSV) Transformer Structure - A distributed active transformer is provided comprising a primary and a secondary winding. The primary winding comprises a first set of conductive vias extending in a direction between a first surface and a second surface of an element, a first set of first electrically conductive lines extending along the first surface, and a first set of second electrically conductive lines extending along the second surface. The secondary winding comprises a second set of conductive vias extending in a direction between the first surface and the second surface, a second set of first electrically conductive lines extending along the first surface, and a second set of second electrically conductive lines extending along the second surface. When energized, the primary winding generates magnetic flux extending in a direction parallel to the first surface and the second surface. The secondary winding receives energy transferred by the magnetic flux generated by the primary winding. | 11-21-2013 |
20140002222 | Clamping Force Sensor Assembly For Monitoring Transformer Degradation | 01-02-2014 |
20140035711 | Magnetically Biased AC Inductor with Commutator - An AC inductor includes a core, at least one permanent magnet for magnetically biasing the core, an inductor winding on the core, and a circuitry which guides an alternating current which flows through the AC inductor in such a way through the inductor winding that, during each half-wave of the alternating current, the alternating current generates a magnetization of the core which is opposite to the magnetization by the permanent magnet. This circuitry includes a commutator which guides the alternating current flowing between two contacts of the AC inductor through the same part of the inductor winding with a same flow direction during each of the half-wave of the alternating current. | 02-06-2014 |
20140062637 | Common Mode Filter With ESD Protection Pattern Built Therein - Disclosed herein is a common mode filter with an ESD protection pattern built therein. The common mode filter includes a base substrate that is made of an insulating material, a first insulating layer that is formed on the base substrate, a coil-shaped internal electrode that is formed on the first insulating layer, a second insulating layer that is formed on the internal electrode, a first external electrode terminal that is formed on the second insulating layer, a first ferrite resin layer that is formed on the second insulating layer and receives the first external electrode terminal, an ESD protection pattern that is formed on the first external electrode terminal, a second external electrode terminal that is formed on the ESD protection pattern, and a second ferrite resin layer that is formed on the first ferrite resin layer and receives the second external electrode terminal. | 03-06-2014 |
20140091889 | TRANSFORMER - A transformer comprises a circuit board, an iron core, a winding set and a plurality of magnetic conduction elements. The circuit board has a plurality of electric conduction holes connected via at least one power connection wire. The iron core is located on the circuit board and has a first winding section and a second winding section. The winding set is wound on the first winding section. Each magnetic conduction element has a connecting section located on the iron core and an input section and an output section inserted into the electric conduction holes. The output section of one magnetic conduction element is connected to the input section of another magnetic conduction element through the power connection wire, thereby the magnetic conduction elements and power connection wire form a magnetic conduction winding set which generates magnetic coupling with the winding set through the iron core. | 04-03-2014 |
20140253275 | INDUCTOR AND METHOD OF MANUFACTURING THE SAME - According to an embodiment, there is an inductor, including: a magnetic core; a winding formed around the magnetic core; a first resin provided between turns of the winding; and a second resin covering the winding and the first resin, wherein the second resin has higher filler content than the first resin. | 09-11-2014 |
20140266529 | DEPRESSURIZATION SYSTEM FOR AN ELECTRICAL TRANSFORMER - A depressurization system for an electrical transformer includes a pressure release assembly configured to be in fluid communication with a chamber of the electrical transformer. The pressure release assembly includes a rupture pin valve. The system may include an evacuation assembly having a blast chamber. The rupture pin valve includes a pin configured to buckle in response to a predetermined pressure applied to a surface of the rupture pin valve. | 09-18-2014 |
20140285298 | TUNABLE INDUCTOR - A tunable inductor includes a first wire coil having a first terminal lead, and a second wire coil having a second terminal lead that is arranged and oriented in the same direction as the first terminal lead. The tunable inductor further includes a connecting bridge connecting the first wire coil with the second wire coil opposite the first and second terminal leads, such that the first wire coil and second wire coil are arranged in series and spaced side-by-side separated by a space. The tunable inductor further includes a mechanical tuning mechanism coupled with the connecting bridge, to provide a force down onto or a force pulling up the connecting bridge, and to respectively decrease the space between the first wire coil and the second wire coil to increase inductance, or increase the space between the first wire coil and the second wire coil to decrease inductance. | 09-25-2014 |
20140285299 | TUNING SYSTEMS, DEVICES AND METHODS - Systems and implementations for inductance tuning systems that are configured to operate in a wide range of frequencies are provided herein. The subject matter described herein can in some embodiments include an inductance tuning system including at least one inductor connected to a first terminal, the at least one inductor comprising of a plurality of inductive elements that are substantially magnetically coupled to each other, wherein spacing between the inductive elements are substantially less than diameters of the windings. At least one capacitor can be connected between one or more of the plurality of inductive elements and a second terminal. | 09-25-2014 |
20140292458 | MAGNETIC DEVICE HAVING INTEGRATED CURRENT SENSING ELEMENT AND METHODS OF ASSEMBLING SAME - A magnetic device is provided. The magnetic device includes a magnetic core and a conductive winding inductively coupled to the magnetic core. The conductive winding includes a first terminal segment, a second terminal segment, and an inductive segment electrically coupled in series therebetween. The first terminal segment includes a current sensing element. | 10-02-2014 |
20140292459 | MAGNETIC DEVICE HAVING INTEGRATED CURRENT SENSING ELEMENT AND METHODS OF ASSEMBLING SAME - A magnetic device is provided. The magnetic device includes a magnetic core and a conductive winding inductively coupled to the magnetic core. The conductive winding includes a first terminal segment, a second terminal segment, and an inductive segment electrically coupled in series therebetween. The first terminal segment includes a current sensing element. | 10-02-2014 |
20140306787 | LAMINATED COMMON-MODE CHOKE COIL - In a common-mode choke coil, first annular conductors are helically defined from the lower layer to the upper layer, and first annular conductors are helically defined from the upper layer to the lower layer. Further, second annular conductors are helically defined from the lower layer to the upper layer, and second annular conductors are helically defined from the upper layer to the lower layer. The first annular conductors and the second annular conductors are disposed alternately in a lamination direction. The first annular conductors and the second annular conductors are disposed such that substantial portions of the annular conductors adjacent to each other in the layer direction do not overlap in a planar view. This structure achieves a compact common-mode choke coil with which the loss of normal-mode signals is small, and which is highly capable of removing common-mode noise. | 10-16-2014 |
20140327508 | INDUCTOR TUNABLE BY A VARIABLE MAGNETIC FLUX DENSITY COMPONENT - An inductor tunable by a variable magnetic flux density component is disclosed. A particular device includes an inductor. The device further includes a variable magnetic flux density component (VMFDC) positioned to influence a magnetic field of the inductor when a current is applied to the inductor. | 11-06-2014 |
20140347153 | POWER-ELECTRONIC-TYPE FAULT CURRENT LIMITER USING MAGNETIC TURN-OFF PRINCIPLE - The present invention provides a fault current limiter which can reduce an abnormal current, such as a fault current, in a power system through the magnetic turn-off which increases the reactance of an electric circuit by changing the magnetic circuit. The fault current limiter for limiting a current supplied through a power supply path, according to the present invention, includes: an iron core having three legs of which the upper and lower portions are connected to each other; a primary winding wound around each of the three legs of the iron core and having both ends connected to the power supply path; and a secondary winding wound around each of the three legs of the iron core and having both ends connected to each other through a first switching device. | 11-27-2014 |
20140375405 | 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 is coupled to a generator. An inductive damper is coupled to the direct current power source via the first interface and to the inverter via the second interface. The inductive damper comprises a primary winding, a secondary winding, and a resistor coupled to the secondary winding. The inductive damper operates to galvanically isolate the resistor from the direct current power source during a startup operation of the generator. An associated method is also disclosed. | 12-25-2014 |
20140375406 | CIRCUIT PROTECTION DEVICE AND METHOD OF MANUFACTURING THE SAME - The present invention relates to a circuit protection device and a method of manufacturing the same. The circuit protection device includes a common mode noise filter having a plurality of sheets, each of the sheets being formed to optionally include a coil pattern, an internal electrode, a hole filled with a conductive material, and a hole filled with a magnetic material; and an electrostatic discharge (ESD) protection device having a plurality of sheets, each of the sheets being formed to optionally include an internal electrode and a hole filled with an ESD protection material. | 12-25-2014 |
20150145627 | COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME - Disclosed herein is a coil component capable of being protected from static electricity without loss of a main magnetic flux loop. The coil component includes: a magnetic substrate; a coil layer disposed on the magnetic substrate and having conductor patterns installed therein; and an electrostatic discharge (ESD) protecting layer disposed on the coil layer and discharging static electricity introduced into the conductor patterns. | 05-28-2015 |
20150302982 | MEMS TUNABLE INDUCTOR - Embodiments of the present invention provide a tunable inductor having a magnetic core which has an air gap. In order to vary the inductance of the inductor, the inductor includes a tuner that is moveable relative to the magnetic core in the vicinity of the air gap. An actuator is attached to the tuner which, upon actuation, moves the tuner relative to the magnetic core to thereby vary the spacing between the tuner and the core in the vicinity of the air gap. The variation of the spacing between the tuner and the magnetic core varies the effective air gap of the overall inductor in the desired fashion. | 10-22-2015 |
20150371770 | BROADBAND POWER AMPLIFIER HAVING HIGH EFFICIENCY - A wideband power amplifier module includes a plurality of switch mode amplifiers and a plurality of impedance amplifier modules. Each switch mode amplifier includes an input to receive an input signal, and an RF output to output an RF power signal. The switch mode amplifier includes at least one semiconductor switch formed from gallium nitride (GaN). Each impedance amplifier module includes an output electrically connected to the RF output of a respective switch mode amplifier. The impedance amplifier module is configured to inject at least one impedance control signal to each RF output. | 12-24-2015 |
20150372468 | COMPACT TRANSFORMER BUSHING - A compact electrical bushing has a separate insulating end cap removably attached to the shaft of the bushing at an end used for mounting a current transformer. The removably attached insulating end cap has a large outer diameter that increases the linear surface distance of the bushing. The outer diameter may be determined in a predefined manner based on the desired length of the shaft, and vice versa, with a larger outer diameter corresponding to a shorter shaft. The increased linear surface distance allows the bushing to meet minimum tracking distance with a shorter shaft relative to existing bushings. The shorter shaft reduces the footprint of switchgear and other electrical isolation equipment to which the bushing may be connected. The insulating end cap may be removed from the bushing as needed to allow the current transformer to be slid onto the bushing without having to pass over the end cap. | 12-24-2015 |
20160012965 | SENSING A SWITCHING-POWER-SUPPLY PHASE CURRENT | 01-14-2016 |
20160055963 | HOLDING DEVICE FOR A ROGOWSKI COIL - A holding device includes a Rogowski coil, where the Rogowski coil includes a line portion wound into a coil. The holding device further includes a housing part into which the Rogowski coil is connected. A fastening part is configured to be releasebly connected to the housing part and is further configured to be attached to a current-conducting means formed for conducting a current. | 02-25-2016 |
20160055964 | COMMON MODE FILTER AND MANUFACTURING METHOD THEREOF - A common mode filter and a manufacturing method thereof are disclosed. The common mode filter in accordance with an aspect of the present invention includes: a substrate; a filter layer including a coil and an insulation layer and formed on one surface of the substrate to remove a signal noise; a magnetic compound layer laminated on the filter layer; an electrostatic electrode pattern formed on the other surface of the substrate to remove static electricity and having one portion thereof exposed to a lateral surface; and a sealing layer laminated on the electrostatic electrode pattern so as to seal the electrostatic electrode pattern | 02-25-2016 |
20160055965 | Stationary Induction Electric Machine - A stationary induction electric machine which makes it possible to detect partial discharge in the stationary induction electric machine with favorable sensitivity and easily retrofit an electromagnetic wave detection sensor to the already installed stationary induction electric machine is provided. The stationary induction electric machine has in a tank a core including a plurality of core legs and a winding wound around the core legs. A polymer bushing | 02-25-2016 |
20160069750 | THERMAL WELL FOR TRANSFORMER AND METHODS - A thermal well temperature monitoring assembly with high dielectric strength capability is disclosed consisting of a low relative dielectric constant material in a continuous structure that does not have any air voids or pockets. The low relative dielectric constant structure of the thermal well has at least one internal cavity having an end region. A thermal sensor is at least partially located within the at least one internal cavity. The thermal sensor has one or more wires extending out of the end region of the internal cavity. A first low relative dielectric constant potting material encapsulates at least a portion of the thermal sensor within the internal cavity to remove air voids that decrease dielectric strength. A second low relative dielectric constant potting material fills at least a portion of the end region of the internal cavity to provide mechanical ruggedness and environmental sealing. | 03-10-2016 |
20160078998 | CIRCUIT PROTECTION DEVICE AND METHOD OF MANUFACTURING SAME - Provided is a circuit protection device and a method of manufacturing the same including forming a plating lead line and a first coil pattern connected to the plating lead line on a substrate, forming an insulating layer on the first coil pattern and then forming a via hole exposing a portion of the first coil pattern, applying power through a plating lead line to form a via plug filling the via hole from the first coil pattern, and forming a second coil pattern connected to the via plug at an upper portion of the insulating layer. | 03-17-2016 |
20160099102 | ELECTRONIC COMPONENT - An electronic component has a laminated body, a circuit element disposed in the laminated body, an electrostatic discharge element disposed in the laminated body, a circuit-element external electrode electrically connecting the electrostatic discharge element and the circuit element, and a grounding external electrode connected to the electrostatic discharge element for electrically connecting the electrostatic discharge element to the ground. The electrostatic discharge element is disposed closer to a first end surface of the laminated body as compared to the circuit element. A height of the grounding external electrode at an end portion closer to the circuit element from the first end surface is lower than a height of the circuit element at an end portion closer to the grounding external electrode from the first end surface. | 04-07-2016 |
20160104569 | LAMINATED COMMON-MODE CHOKE COIL - In a common-mode choke coil, first annular conductors are helically defined from the lower layer to the upper layer, and first annular conductors are helically defined from the upper layer to the lower layer. Further, second annular conductors are helically defined from the lower layer to the upper layer, and second annular conductors are helically defined from the upper layer to the lower layer. The first annular conductors and the second annular conductors are disposed alternately in a lamination direction. The first annular conductors and the second annular conductors are disposed such that substantial portions of the annular conductors adjacent to each other in the layer direction do not overlap in a planar view. This structure achieves a compact common-mode choke coil with which the loss of normal-mode signals is small, and which is highly capable of removing common-mode noise. | 04-14-2016 |
20160112024 | INDUCTOR CIRCUIT INTEGRATED WITH RC CIRCUIT - An inductor circuit includes an inductor and an RC circuit. The RC circuit includes a resistor and a capacitor. The resistor and the capacitor are coupled in series. A first terminal of the inductor is coupled to the resistor through a first contact. The resistor is coupled to the capacitor through a second contact. The capacitor is coupled to a second terminal of the inductor through a third contact. | 04-21-2016 |
20160148749 | TAP CONFIGURATIONS FOR A TRANSFORMER - A transformer is provided with a tap configuration that permits only valid tap connections to be made. The transformer has a tap board to align the tap connections in the desired configuration depending on the number of tap positions available for the application. The taps are brought from the coil assembly through to openings on the tap board to allow manual connections between respective taps. | 05-26-2016 |
20160182001 | COMMON MODE NOISE FILTER | 06-23-2016 |
20190148062 | APPARATUS OF COUPLED INDUCTORS WITH BALANCED ELECTROMOTIVE FORCES | 05-16-2019 |
336107000 | With connector | 10 |
20080197959 | CONNECTOR INCLUDING ISOLATION MAGNETIC DEVICES CAPABLE OF HANDLING HIGH SPEED COMMUNICATIONS - An electric device capable of handling high speed data communication and which could be used with, for example, a connector application such as an RJ45 type connector. The electric device is formed by inserting at least one wire through a first hole in a core, wrapping the wire around a side of the core, and inserting the wire through a second hole in the core a desired number of times. A common mode choke may be combined with the electric device. To form such a choke, two of the wires from the electric device may be wrapped around a second core in the same fashion a desired number of times. | 08-21-2008 |
20080297297 | CONDUCTIVE WINDING STRUCTURE AND TRANSFORMER HAVING SUCH CONDUCTIVE WINDING STRUCTURE - A transformer includes a circuit board, a conductive winding structure and a magnetic core assembly. The circuit board has a trace pattern of a primary winding coil and a first through-hole. The first segment has a first pin and a first hollow portion. The second segment has a first end coupled with the first segment, and a second end formed as a second pin and a second hollow portion. The second segment is folded toward the first segment with respect to a folding line such that the first hollow portion and the second hollow portion are aligned with each other to define a second through-hole. The magnetic core assembly is partially embedded into the first through-hole of the circuit board and the second through-hole of the conductive winding structure. | 12-04-2008 |
20090085702 | Connector and Power Transformer Structure Comprising the Same - A connector and a power transformer structure comprising the same are provided. The power transformer structure comprises a connector and an integrated transformer. The connector comprises a plurality of connection units, and the integrated transformer comprises a plurality of transformation units. The transformation units are sequentially stacked and electronically connected to the corresponding connection units in contact connection to reduce the current conduction consumption and contact resistance. | 04-02-2009 |
20090102590 | Underwater Electrically Insulated Connection - An underwater connector ( | 04-23-2009 |
20100259348 | DUAL SIDED CONNECTOR BLOCK - A dual sided connector block for a solenoid is provided which may be used in multiple designs. The dual sided connector block includes a base, a first terminal insertion slot on a first side of the base, a second terminal insertion slot on the second side of the base, a tie-off post, and a magnet wire. The magnet wire is operatively configured as a solenoid coil and is routed inside of the base and wound around the tie off post. The magnet wire is accessible to a connector blade inserted through either the first terminal insertion slot or the second terminal insertion slot. | 10-14-2010 |
20120092114 | POWER TRANSFORMER CONDITION MONITOR - Improvements in a power transformer condition monitor are disclosed with this application. The monitor operates with older existing transformers with and without integrated sensors and allows the device to determine the condition of transformers. The sensors monitor one or a multiple of voltage, current, temperature and or power factor. Thermal sensors are magnetically attached to the exterior of the power transformer. Voltage and current sensors are connected to the primary and secondary conductive wires. The monitor can be parasitically powered to operate with limited battery size. The only use of batteries or storage capacitors is when the supply voltage is lost. The monitor uses a localized board can have a large plurality of inputs for sensors. This allows multiple transformers to be locally connected to the monitor and thereby reduce the number of different communication devices and communication addresses over a Mesh, GPRS Cell network link network. | 04-19-2012 |
20120176213 | Energy Saving Switch Of Continuously Powered Transformers - An additional miniature switch or jumper switch to be integrated within the power connector of any device that is using transformer but that does not need to be connected to it all the time. The energy saving switch will disconnect the primary winding of the transformer from the voltage source when the device does not need to be powered. The energy saving switch could also be integrated within the turn-on/off circuit of any devices that is using transformer continuously plugged to a voltage source to power the device that may be turned-off either with an interrupter (mechanical or even electronically with remote control). The energy saving switch operates when a transformer is not in use but still wasting energy while connected to a voltage supply. The energy saving switch will simply disconnect the primary winding of the transformer when no device is connected or when the device is turned-off. | 07-12-2012 |
20130176094 | ANTENNA ASSEMBLY AND COMMUNICATION DEVICE HAVING SAME - An antenna assembly includes a loop-shaped coil and a holder. The holder has a first plate, a second plate, and a core disposed between the first plate and the second plate. The loop-shaped coil includes a main coil entwined around the surface of the core of the holder. The main coil includes a hollow space corresponding to the configuration of the core. | 07-11-2013 |
20140145810 | COIL FOR ENHANCING THE DEGREE OF FREEDOM OF A MAGNETIC FIELD - A coil for forming an induced magnetic field may include a first coil bundle formed of a first conducting wire wound in a first direction, the first coil bundle having an inner space of a prescribed inner width, a second coil bundle formed of a second conducting wire wound in a second direction, the second coil bundle having a prescribed outer width that is smaller than the inner width of the first coil bundle, and a connector that electrically connects the first conducting wire and the second conducting wire to each other. The second coil bundle may be provided in the inner space of the first coil bundle. The conducting wires of the first and second coil bundles may be wound in opposite directions and gaps between coil bundles may be changed. Accordingly, the magnetic field can be more evenly distributed in a wider area while maintaining a constant inductance. | 05-29-2014 |
20180025836 | IGNITION COIL | 01-25-2018 |