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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 16245. Отображено 100.
12-01-2012 дата публикации

High Voltage Transformer

Номер: US20120007706A1
Автор: Øyvind WETTELAND
Принадлежит: Badger Explorer ASA

A high voltage transformer for cascade coupling wherein the high voltage transformer comprises a primary winding, a high voltage winding and a transformer core, and wherein the primary and high voltage windings encircles concentrically at least a part of the transformer core, and wherein the high voltage transformer is provided with a secondary winding, as the high voltage winding comprises one or more single layers connected in parallel.

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Номер записи: 1
26-01-2012 дата публикации

Method of manufacturing ceramic electronic component, ceramic electronic component, and wiring board

Номер: US20120018205A1
Автор: Koji Sato, Yasuhiro Nishisaka, Yukio Sanada
Принадлежит: Murata Manufacturing Co Ltd

A method of manufacturing a ceramic electronic component prevents variations in characteristics even when the ceramic electronic component is embedded in a wiring board. Ceramic green sheets containing an organic binder having a degree of polymerization in a range from about 1000 to about 1500 are prepared. A first conductive paste layer is formed on a surface of each of the ceramic green sheets. The ceramic green sheets are laminated to form a raw ceramic laminated body. A second conductive paste layer is formed on a surface of the raw ceramic laminated body. The raw ceramic laminated body formed with the second conductive paste layer is fired.

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Номер записи: 2
08-03-2012 дата публикации

Low Profile Inductors For High Density Circuit Boards

Номер: US20120056703A1
Автор: Alexandr Ikriannikov
Принадлежит: Volterra Semiconductor LLC

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.

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Номер записи: 3
08-03-2012 дата публикации

Electronic device having an inductive receiver coil with ultra-thin shielding layer and method

Номер: US20120057322A1
Автор: Eberhard Waffenschmidt
Принадлежит: KONINKLIJKE PHILIPS ELECTRONICS NV

An electronic device ( 10,40 ) which is inductively powered or charged has a receiver coil ( 12 ) on which a metal object ( 24,42 ) can be placed without causing deterioration of the coil's magnetic field and without generating heat in the metal object. An ultra-thin, flexible, high magnetic permeability metal foil ( 14 ) having a thickness of 50 μm or less is provided as a shielding layer between the coil and the object. Radial slits ( 22 ) are provided in the shielding layer, which suppress unwanted eddy currents in the layer to reduce power transfer losses and heat generation.

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Номер записи: 4
12-04-2012 дата публикации

Reactive current transformer

Номер: US20120086413A1
Автор: Alexander Yevgenievich Soldatov, Rudolf Klavdievich Katargin
Принадлежит: Individual

An apparatus and method for utilizing reactive power in electric power generating facilities. The primary energy source is a reactive power provided by a source of high-frequency, high-voltage electromagnetic oscillations. As a device, the Reactive Current Transformer consists of a high-voltage, high-frequency electromagnetic generator, preferably Tesla Resonant Transformer and of inductive receiving coils, electromagnetically coupled in the absence of a ferromagnetic core, adjusted in resonance with this electromagnetic generator and mounted in any required quantity, close to it. Energy, emitted by the electromagnetic generator, is being transferred to inductive coils. Reactive current induced in the inductive coils can be collected from them and converted to a standard AC voltage for further use by any convenient way, preferably with a help of additional inductive transforming windings, mounted together and electromagnetically coupled with these inductive coils.

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Номер записи: 5
03-05-2012 дата публикации

Stacked inductor using magnetic sheets, and method for manufacturing same

Номер: US20120105188A1
Автор: Chung Ryul Kim, Doo In Kim, Sung Tae Lim, Tae Kyung Lee
Принадлежит: Chang Sung Co

The present invention relates to a multilayered chip power inductor with high direct current superposition characteristics and high-frequency characteristics, particularly to a multilayered chip power inductor using as magnetic materials a magnetic sheet filled up with soft magnetic metal powder and a magnetic core. The present invention is to provide a multilayered chip power inductor achieving high inductance and direct current superposition characteristics. In order to achieve the objective, the present invention provides a multilayered chip power inductor using a magnetic sheet, characterized in that a plurality of magnetic sheets are laminated, wherein an electrical conductive circuit is formed on the surfaces of said sheets; that a terminal is formed at an outermost part; that said electrical conductive circuit and said terminal are electrically connected through via holes, and form a circuit in the form of a coil; and that a magnetic core is inserted into said circuit, and a method for manufacturing the same.

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Номер записи: 6
28-06-2012 дата публикации

Transformer structure

Номер: US20120161913A1
Автор: Chun-Ching Yen
Принадлежит: Delta Electronics Inc

A transformer includes a winding member, a magnetic core assembly and an insulating seat. The winding member includes a bobbin, a primary coil and a secondary coil. The primary coil and the secondary coil are wound on the bobbin. The magnetic core assembly includes a first magnetic core and a second magnetic core. The winding member is arranged between the first magnetic core and the second magnetic core. The insulating seat includes a receptacle, at least one ventilation hole, at least one sheltering member and plural pins. The winding member and the magnetic core assembly are accommodated within the receptacle. The ventilation hole is formed in the sheltering member. The first terminals of the primary coil and/or the second terminals of the secondary coil are connected with the pins.

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Номер записи: 7
26-07-2012 дата публикации

Coil and method for manufacturing the same

Номер: US20120188043A1
Автор: Makoto Saito
Принадлежит: Anritsu Corp

[Task] There are provided a coil that is simple in structure and excellent in high frequency characteristics and a method for manufacturing the same. [Means for Resolution] The coil includes a plurality of conductor patterns 11 formed at an interval from each other on a substrate 21, and metal wires 12 that electrically connect an end of one conductor pattern of conductor patterns adjacent to each other with an end of the other conductor pattern that is an end opposite to the end of the one conductor pattern. One or more spiral shapes are formed by two or more conductor patterns 11 and one or more metal wires 12. The coil includes a core material 13 that is arranged at least in a portion inside a space surrounded by one or more spiral shapes to cover the outer peripheries of the metal wires 12 at least over a predetermined range.

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Номер записи: 8
16-08-2012 дата публикации

Inductive electronic module and use thereof

Номер: US20120206060A1
Автор: René Franzky, Stephan Gruber, Winfried Beyer
Принадлежит: EXSCITRON GMBH

An inductive electronic module, comprising a core element having an inner limb ( 12; 29 a ) and at least two lateral limbs ( 14, 16; 33 a , 35 a ; 37 a , 39 a ) associated the inner limb on both sides, the core element being provided with windings (N 1 , N 2 , N 3 , N 4 ) for forming a transformer. A first winding (N 1 , N 2: 47, 49; 51, 53 ) is implemented as a series connection composed of two partial windings. A first partial winding is formed on a first lateral limb, and a second partial winding is formed on a second lateral limb.

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Номер записи: 9
04-10-2012 дата публикации

Grid tied inverter, system and method

Номер: US20120250359A1
Автор: Alexander Charles Knill
Принадлежит: Sony Corp

A grid tied inverter connectable to an electricity grid, the grid tied inverter comprising a DC to DC current fed push-pull converter operable to generate a current waveform from a DC voltage source, the current waveform being substantially synchronised to the electricity grid, the push-pull converter comprising a transformer having a first side connectable to a battery and a second side connectable to the grid, wherein each of the two primary sides is connected to ground via a switching transistor; and respective voltage clamps are connected between the respective primary side of the transformer and the respective switching transistor, the voltage clamp commutating the current from the respective primary side of the transformer when the switching transistor is turned off.

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Номер записи: 10
01-11-2012 дата публикации

Esd protection device

Номер: US20120275074A1
Автор: Jonas R. Weiss, Peter Dill, Thomas E. Morf
Принадлежит: International Business Machines Corp

An electrostatic discharge (ESD) protection device for protecting an I/O port of an electronic circuit from overvoltage and a coil structure for use in an ESD protection device. The ESD protection device includes: a plurality of inductors that are serially coupled in a line, where a node is formed between two neighboring inductors; and a plurality of protection arrangements adapted to conduct charges to one provided potential when an overvoltage is applied, where each of the protection arrangements is connected with one of the nodes, and where the serially coupled inductors are magnetically coupled with each other.

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Номер записи: 11
22-11-2012 дата публикации

Magnetic member

Номер: US20120293291A1
Автор: Ching-Yuan Cheng
Принадлежит: Mag Layer Scientific Technics Co Ltd

A magnetic member includes a substrate and a magnetic element. A configuration groove is formed on the substrate, so as to accommodate the magnetic element. Furthermore, a first electrode is formed on a periphery of the substrate, so that ends of a conductive coil of the magnetic element are electrically laid thereon. A guide groove is formed on a position adjacent to the first electrode, and the guide groove is filled with a conductive metal, so that the first electrode is electrically connected to the guide groove. In this way, after an IR reflow process of the magnetic member, conditions of abnormal adhesion and poor conductivity are avoided. The magnetic member is applicable to various electronic devices requiring the magnetic elements, for example, a communication circuit and a frequency conversion circuit.

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Номер записи: 12
29-11-2012 дата публикации

Multi gap inductor core, multi gap inductor, transformer and corresponding manufacturing method and winding

Номер: US20120299680A1
Автор: Franc Zajc
Принадлежит: Individual

The invention provides a multi gap inductor core, a multi gap inductor, transformer, and a corresponding manufacturing method and winding. The multi gap inductor core ( 1; 1′; 1″; 1 ′″), comprises a first plurality of magnetic lamination sheets ( 2 a - 2 g; 2 a ′- 2 m′; 2 a ″- 2 n ″) made of magnetic core material arranged in a stack and a second plurality of fixing layers ( 3 a - 3 f ; 3 a ′- 3 l′; 3 a ″- 3 l ″) made of a fixing material. Each fixing layer ( 3 a - 3 f; 3 a ′- 3 l′; 3 a ″- 3 l ″) is arranged between a corresponding pair of adjacent magnetic lamination sheets ( 2 a - 2 g; 2 a ′- 2 m′; 2 a ″- 2 n ″) and includes mechanical spacer means ( 4; 4 ′) which define a gap (G) having a predetermined thickness (d 2 ) between a corresponding pair of adjacent magnetic lamination sheets ( 2 a - 2 g; 2 a ′- 2 m′; 2 a ″- 2 n ″).

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Номер записи: 13
10-01-2013 дата публикации

Inductor assembly

Номер: US20130009738A1
Автор: Ming-Cheng Lee, Pi-Fan CHEN, Su-Chiung Hsu, Zhi-Liang Zhang
Принадлежит: Delta Electronics Inc

An inductor assembly includes a base and an inductor component. When the inductor component is disposed on the base, the distance between the inductor component and a nearby electronic component is increased by a connecting element or a carrying element of the base, and the inductor component is prevented from contacting the nearby electronic component by a spacing element of the base.

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Номер записи: 14
07-03-2013 дата публикации

Microwave oven

Номер: US20130056459A1
Автор: Gyu-Sik Lim, Tae Kyou Park, Won Woo Choi, Yong Sung Choi
Принадлежит: SAMSUNG ELECTRONICS CO LTD

A microwave oven capable of quickly detecting the abnormal operation and the overheated temperature of a high voltage transformer. The microwave oven including cooking chamber, a magnetron configured to provide a high frequency wave to inside of the cooking chamber, a high voltage transformer (HVT) including a core, a primary coil wound around the core, and a secondary coil wound around the core and configured to transform a voltage, which is provided to the microwave oven, to the magnetron, and a Thermo Protector (TP) configured to block a current from being applied to the primary coil when the HVT is overheated, wherein the TP is disposed at an outer surface of the secondary coil.

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Номер записи: 15
07-03-2013 дата публикации

Inductive Electronic Module and Usage of Such

Номер: US20130057164A1
Автор: René Franzky, Stephan Gruber, Winfried Beyer
Принадлежит: EXSCITRON GMBH

An inductive electronic module comprises a planar core element having an inner limb and at least two lateral limbs, to which winding arrangements are assigned for forming a transformer. First and second partial windings are formed on first and second of the lateral limbs such that a resulting magnetic flux of the first planar winding arrangement is cancelled in the inner limb and the second planar winding arrangement is magnetically decoupled from the first planar winding arrangement on the inner limb. The inner limb has a first core section for interacting with the second planar winding arrangement and a second core section spaced from the first core section on the core element. The second core section interacts with an additional planar winding arrangement, which forms a series connection with the second planar winding arrangement. The second core section implements a magnetically active air gap for the additional planar winding arrangement.

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Номер записи: 16
07-03-2013 дата публикации

Coiled magnetic ring

Номер: US20130057372A1
Автор: Philippe Klein
Принадлежит: Commissariat a lEnergie Atomique et aux Energies Alternatives CEA

This magnetic ring is formed by an upper U-shaped part and a lower U-shaped part, each upper and lower part comprising two vertical arms each introduced into a respective hole of the printed circuit board, each arm of the upper part being superimposed, within the respective hole and in a horizontal direction, on the corresponding arm of the lower part to set up magnetic continuity between these two parts of the magnetic ring.

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Номер записи: 17
21-03-2013 дата публикации

System Using Multi-Layer Wire Structure for High Efficiency Wireless Communication

Номер: US20130069750A1
Автор: Christine A. Frysz, Vinit Singh
Принадлежит: Nucurrent Inc

A structure for wireless communication having a plurality of conductor layers, an insulator layer separating each of the conductor layers, and at least one connector connecting two of the conductor layers wherein an electrical resistance is reduced when an electrical signal is induced in the resonator at a predetermined frequency.

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Номер записи: 18
02-05-2013 дата публикации

Method for making inductor coil structure

Номер: US20130106562A1
Автор: Brett Jelkin, Timothy M. Shafer
Принадлежит: Vishay Dale Electronics LLC

An electrical component is disclosed. The electrical component includes a current conducting coil having inside and outside surface and terminal ends that are configured for connection to an electrical circuit and compressed iron particles that form a body which completely contacts the inside and outside surfaces of the coil for magnetically shielding the coil and leaving the terminal ends exposed for connection to the electrical circuit.

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Номер записи: 19
04-07-2013 дата публикации

Power supply apparatus for a capacitive load

Номер: US20130169397A1
Автор: Mikael Hansson
Принадлежит: PRIMOZONE PRODUCTION AB

The invention provides a power supply apparatus for supplying electric power to a capacitive load. The apparatus has a transformer, a positive half-period driver and a negative half-period driver supplying positive and negative half-periods of voltage to the first coil. The second coil forms an electric resonance circuit and supplies electric voltage to the load. Zero crossings of the voltage supplied to the first coil are determined from a third coil on the transformer, and alternation between positive and negative half-periods of voltage supplied to the first coil is done at the zero crossings of the voltage supplied to the first coil.

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Номер записи: 20
11-07-2013 дата публикации

Inductor with laminated yoke

Номер: US20130176095A1
Автор: Bucknell C. Webb, Eugene J. O'Sullivan, Lubomyr T. Romankiw, Naigang Wang, Philipp Herget, Robert E. Fontana, Jr., William J. Gallagher
Принадлежит: International Business Machines Corp

A thin film inductor having yokes, one or more of which is laminated, and one or more conductors passing between the yokes. The laminated yoke or yokes help reduce eddy currents and/or hysteresis losses.

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Номер записи: 21
18-07-2013 дата публикации

Integrated inductors

Номер: US20130182365A1
Автор: Donald S. Gardner, Fabrice Paillet, Gerhard Schrom, Peter Hazucha, Sung T. Moon, Tanay Karnik, Trang T. Nguyen
Принадлежит: Intel Corp

Multiple-inductor embodiments for use in substrates are provided herein.

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Номер записи: 22
08-08-2013 дата публикации

Multi-layer-multi-turn high efficiency inductors for an induction heating system

Номер: US20130200070A1
Автор: Christine A. Frysz, Jacob BABCOCK, Vinit Singh
Принадлежит: Nucurrent Inc

A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.

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Номер записи: 23
15-08-2013 дата публикации

Multi-layer-multi-turn high efficiency inductors for electrical circuits

Номер: US20130207744A1
Автор: Christine A. Frysz, Jacob BABCOCK, Vinit Singh
Принадлежит: NUCURRENT, INC.

A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.

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Номер записи: 24
15-08-2013 дата публикации

Method for operation of multi-layer-multi-turn high efficiency inductors with cavity structure

Номер: US20130208389A1
Автор: Christine A. Frysz, Jacob BABCOCK, Vinit Singh
Принадлежит: NUCURRENT, INC.

A multi-layer, multi-turn structure for an inductor having a plurality of conductor layers separated by layers of insulator is described. The inductor further comprises a connector electrically connected between the conductor layers. The structure of the inductor may comprise a cavity therewithin. The structure of the inductor constructed such that electrical resistance is reduced therewithin, thus increasing the efficiency of the inductor. The inductor is particularly useful at operating within the radio frequency range and greater.

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Номер записи: 25
22-08-2013 дата публикации

Method of Reducing Multipole Content In A Conductor Assembly During Manufacture

Номер: US20130212872A1
Автор: Rainer Meinke
Принадлежит: Individual

A method for manufacture of a conductor assembly. The assembly is of the type which, when conducting current, generates a magnetic field or in which, in the presence of a changing magnetic field, a voltage is induced. In an example embodiment one or more first coil rows are formed. The assembly has multiple coil rows about an axis with outer coil rows formed about inner coil rows. A determination is made of deviations from specifications associated with the formed one or more first coil rows. One or more deviations correspond to a magnitude of a multipole field component which departs from a field specification. Based on the deviations, one or more wiring patterns are generated for one or more second coil rows to be formed about the one or more first coil rows. The one or more second coil rows are formed in the assembly. The magnitude of each multipole field component that departs from the field specification is offset

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Номер записи: 26
03-10-2013 дата публикации

Multilayer coil component

Номер: US20130257576A1
Автор: Masazumi ARATA, Takashi Endo, Takuya Kamei, Toshiki Satoh, Yoji Tozawa
Принадлежит: TDK Corp

A multilayer coil component has an element body, a coil, a pair of first external electrodes, a pair of second external electrodes, a first connection conductor, and a second connection conductor. The coil is composed of a plurality of internal conductors arranged in the element body and connected to each other. The first external electrodes are arranged on a first principal face of the element body. The second external electrodes are arranged on the first principal face. The first connection conductor is arranged between the coil and the first external electrodes in the element body and is connected to one end of the coil and to the first external electrodes. The second connection conductor is arranged between the coil and the second external electrodes in the element body and is connected to the other end of the coil and to the second external electrodes.

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Номер записи: 27
24-10-2013 дата публикации

Coil unit, substrate unit and power supply device

Номер: US20130278373A1
Автор: Haruhiko SANAE, Masaki Sato, Torao Misono, Wataru Nakahori, Yasuhiro Hara
Принадлежит: TDK Corp

In the coil unit 1 A of the power supply device 1 , the U-shaped plate 51 C constituting the U-shaped terminal 50 is used to electrically connect the print-coil substrates 30, 40 . Further, the print-coil substrates 30, 40 constituting the coil unit 1 A can be connected to the main circuit substrate 20 also by using the U-shaped terminal 50 . Here, the print-coil substrate 30 is connected to the print-coil substrate 40 by using the U-shaped terminal 50 , by which soldering for fixing the U-shaped terminal 50 is performed from the lower face side of the print-coil substrate 30 . Therefore, as compared with a conventional constitution where soldering is performed from both sides of the stacked print-coil substrates, the print coils can be connected by soldering only from one side face, thus making it possible to reduce the amount of work necessary for connecting the print coils.

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Номер записи: 28
14-11-2013 дата публикации

Coil structure and electromagnetic component using the same

Номер: US20130300529A1
Автор: Chia-Chi Wu, Jih-Hsu Yeh, Lang-Yi Chiang, Tsung-Chan Wu, Wei-Chien Chang
Принадлежит: Cyntec Co Ltd

An electromagnetic component including a multi-layer, spiral coil structure embedded in a molded body is disclosed. Each layer of the coil structure makes approximately one and a quarter turns of a winding. Each layer of the coil structure has a loose middle segment, two slim end segments overlapping each other with a spacing therebetween, and tapered neck segments respectively connecting the loose middle segment with the two slim end segments.

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Номер записи: 29
12-12-2013 дата публикации

Integrated cooling system

Номер: US20130329343A1
Автор: Arnold Schwaiger
Принадлежит: Starkstrom Geratebau GmbH

The present invention relates to an integrated cooling system 10 for a power station 14 comprising a transformer 16 and at least one of a generator 18 and/or a rectifier 20 . The integrated cooling system 10 comprises a cooler 28 for reduction of an operative temperature of a cooling fluid circulating in the integrated cooling system 10 . A pipe system 12 couples the cooler 28 to the transformer 16 and the generator 18 and/or the rectifier 20 in the power station 14 . Further, a controller 32 of the integrated cooling system executes the cooling control of the integrated cooling system 10 according to operative temperatures of the transformer 16 and the generator 18 and/or the rectifier 20 in the power station 14 . The provision of a common cooler for the different components of the power station 14 allows for a reduced installation space, reduced costs, and lower energy consumption for power station heating.

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Номер записи: 30
19-12-2013 дата публикации

Electromagnetic component and fabrication method thereof

Номер: US20130335186A1
Автор: Chia-Chi Wu, Jih-Hsu Yeh, Lang-Yi Chiang, Tsung-Chan Wu, Wei-Chien Chang
Принадлежит: Cyntec Co Ltd

An electromagnetic component includes a coil portion with a multi-layer stack structure, a molded body encapsulating the coil portion, and two electrodes respectively coupled to two terminals of the coil portion. The coil portion is fabricated using plating, laminating and/or pressing manufacturing techniques.

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Номер записи: 31
06-03-2014 дата публикации

Magnetic core for use in an integrated circuit, an integrated circuit including such a magnetic core, a transformer and an inductor fabricated as part of an integrated circuit

Номер: US20140062646A1
Автор: Catriona Marie O'Sullivan, Jan KUBIK, Michael Noel Morrissey, Patrick Martin McGuinness, Shane Patrick Geary
Принадлежит: ANALOG DEVICES TECHNOLOGY

A magnetic core is provided for an integrated circuit, the magnetic core comprising: a plurality of layers of magnetically functional material; a plurality of layers of a first insulating material; and at least one layer of an secondary insulating material; wherein layers of the first insulating material are interposed between layers of the magnetically functional material to form subsections of the magnetic core, and the at least one layer of second insulating material is interposed between adjacent subsections.

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Номер записи: 32
20-03-2014 дата публикации

Transformer circuits having transformers with figure eight and double figure eight nested structures

Номер: US20140077919A1
Автор: David M. Signoff, Li Lin, Ming He, Philip Godoy
Принадлежит: MARVELL WORLD TRADE LTD

A transformer includes a first loops and second loops. The first loops include a first set of input terminals. The first loops include at least three loops that are conductively coupled to each other in series by first crossovers. The second loops include a first set of output terminals. The second loops include at least three loops that are conductively coupled to each other in series by second crossovers. Each of the second conductive loops is inductively coupled to and nested within a respective one of the first conductive loops.

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Номер записи: 33
10-04-2014 дата публикации

Structure and Method for a Transformer with Magnetic Features

Номер: US20140097930A1
Автор: HO-HSIANG Chen, Hsiao-Tsung Yen, Huan-Neng CHEN, Ying-Ta Lu, Yu-Ling Lin
Принадлежит: Taiwan Semiconductor Manufacturing Co TSMC Ltd

The present disclosure provides a semiconductor device. The semiconductor device includes a first inductor formed on a first substrate; a second inductor formed on a second substrate and conductively coupled with the first inductor as a transformer; and a plurality of micro-bump features configured between the first and second substrates. The plurality of micro-bump features include a magnetic material having a relative permeability substantially greater than one and are configured to enhance coupling between the first and second inductors.

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Номер записи: 34
04-01-2018 дата публикации

CARBON-COATED METAL POWDER, CONDUCTIVE PASTE CONTAINING CARBON-COATED METAL POWDER AND MULTILAYER ELECTRONIC COMPONENT USING SAME, AND METHOD FOR MANUFACTURING CARBON-COATED METAL POWDER

Номер: US20180001388A9
Автор: AKIMOTO Yuji, Iwasaki Mineto, Matsuo Akiko, TANAKA Hideki
Принадлежит:

This invention aims at providing a carbon-coated metal powder having few impurities, a narrower particle size distribution, and sintering properties particularly suitable as a conductive powder of a conductive paste for forming internal conductors in a ceramic multilayer electronic component obtained by co-firing multilayered ceramic sheets and internal conductor layers; a conductive paste containing the carbon-coated metal powder; a multilayer electronic component using the conductive paste; and a method for manufacturing the carbon-coated metal powder. The carbon-coated metal powder has specific properties in TMA or ESCA measurements. The carbon-coated metal powder can be obtained by melting and vaporizing a metallic raw material in a reaction vessel, conveying the generated metal vapor into a cooling tube and rapidly cooling the metal vapor by endothermically decomposing a carbon source supplied into the cooling tube, and forming a carbon coating film on metal nuclei surfaces in parallel with generation of the metal nuclei. 2. The carbon-coated metal powder according to claim 1 , wherein when the temperature width of 200° C. giving the Xis taken as not less than T° C. to not more than (T+200)° C. claim 1 , T° C.>400° C.3. The carbon-coated metal powder according to claim 1 , wherein X′ represented by X′ (%)=(X′/X)×100 is 30 or less claim 1 , when X′is a maximum shrinkage percentage in a range of from a room temperature to 400° C.4. The carbon-coated metal powder according to claim 1 , wherein the metal powder includes at least one of nickel and copper.5. A carbon-coated metal powder comprising a nickel-based powder consisting essentially of nickel only or comprising nickel as a main component claim 1 , and a carbon coating film that covers the nickel-based powder claim 1 , wherein{'sup': '2', 'an oxygen content in a weight proportion of an oxygen component to the carbon-coated metal powder of a unit weight is 1500 ppm or less per specific surface area of 1 m/g of ...

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Номер записи: 35
01-01-2015 дата публикации

Shield part, method of fabricating the same, and contactless power transmission device having the shield part

Номер: US20150001951A1
Автор: Chang Bae Lee, Doo Sung Jung, Jang Su Kim, No Il PARK, Seung Wook Park
Принадлежит: Samsung Electro Mechanics Co Ltd

There is provided a shield part including: a magnetic laminate formed by laminating a plurality of magnetic layers and having a first surface and a second surface; a coil pattern formed on the first surface; and a first lead part formed at an end portion of a central portion of the coil pattern and a second lead part formed outside of the coil pattern, wherein a portion of the second surface is removed to form a recess, the first lead part is electrically connected to the second lead part by a conductive material disposed in the recess and a first via formed in the magnetic laminate in a lamination direction, and the second lead part is electrically connected to the first lead part by the conductive material disposed in the recess and a second via formed in the magnetic laminate in the lamination direction.

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Номер записи: 36
01-01-2015 дата публикации

MONOLITHIC CERAMIC ELECTRONIC COMPONENT

Номер: US20150001998A1
Автор: KAINUMA Yasuaki, KATSUTA Seiji, Kodama Satoshi, MOTOKI Akihiro, NAGAOKA Tatsuya
Принадлежит:

A monolithic ceramic electronic component includes a ceramic body including a stack of ceramic layers. Inner electrodes are disposed within the ceramic body and include exposed portions at the end surfaces of the ceramic body. A pair of outer electrodes is arranged on the end surfaces of the ceramic body so as to extend from the end surfaces to the main surfaces and side surfaces of the ceramic body. Each of the outer electrodes includes a lower electrode layer provided on the ceramic body, an intermediate electrode layer located on the lower electrode layer and defined by a plated Ni layer, and an upper electrode layer located on the intermediate electrode layer and defined by a plated Pd layer. A thickness of the intermediate electrode layer on the main surfaces and the side surfaces of the ceramic body is larger than a thickness of the intermediate electrode layer on the end surfaces of the ceramic body. 1. A monolithic ceramic electronic component comprising:a ceramic body including a stack of a plurality of ceramic layers, opposing main surfaces, opposing side surfaces, and opposing end surfaces;inner electrodes disposed within the ceramic body and including exposed portions at the end surfaces of the ceramic body; anda pair of outer electrodes arranged on the end surfaces of the ceramic body so as to be connected to the exposed portions of the inner electrodes and so as to extend from the end surfaces of the ceramic body to the main surfaces and the side surfaces of the ceramic body; whereineach of the outer electrodes includes a lower electrode layer located on the ceramic body, an intermediate electrode layer located on the lower electrode layer and defined by a plated Ni layer, and an upper electrode layer located on the intermediate electrode layer and defined by a plated Pd or Pd—Ni alloy layer; anda thickness of the intermediate electrode layer on the main surfaces and the side surfaces of the ceramic body is larger than a thickness of the intermediate ...

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Номер записи: 37
01-01-2015 дата публикации

DEVICES AND METHODS RELATED TO LAMINATED POLYMERIC PLANAR MAGNETICS

Номер: US20150002256A1
Автор: BOURNS Gordon L., CHOW Andy, KELLY John, KU Chi-Hao, Meijer Erik
Принадлежит:

Disclosed are devices and methods related to laminated polymeric planar magnetics. In some embodiments, a magnetic device can have a base layer including a polymeric laminate layer. The base layer can further include a set of one or more conductive ribbons implemented on a first side of the polymeric laminate layer. The base layer can have a perimeter that includes at least one cut edge. The magnetic device can further include a structure implemented on the base layer. The structure can include a set of one or more conductor features implemented on a side away from the base layer. The structure can have a perimeter that includes an edge set inward from the cut edge by an amount sufficient to allow a cutting operation that cuts the polymeric laminate layer to yield the cut edge. 1. A magnetic device comprising:a polymeric laminate layer having a first side and a second side opposite the first side;a first set of one or more conductive ribbons disposed on the first side of the polymeric laminate layer;a second set of one or more conductive ribbons disposed on the second side of the polymeric laminate layer; anda set of one or more conductive vias that extend through the polymeric laminate layer to electrically connect the first set of conductive ribbons and the second set of conductive ribbons to thereby yield a winding.2. (canceled)3. The device of claim 1 , wherein each of the first and second sets of conductive ribbons includes a plurality of strip ribbons arranged in a generally parallel manner so as to yield a magnetic flux axis that is generally parallel to a plane of the polymeric laminate layer when a current flows through the winding.4. The device of claim 1 , wherein each of the first and second sets of conductive ribbons includes a spiral shaped ribbon claim 1 , the first and second spiral shaped ribbons electrically connected so as to yield a magnetic flux axis that is generally perpendicular to a plane of the polymeric laminate layer when a current flows ...

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Номер записи: 38
06-01-2022 дата публикации

MAGNETIC MATERIAL HAVING COATED FERROMAGNETIC FILLER PARTICLES

Номер: US20220005638A1
Автор: BALASUBRAMANIAN Shivasubramanian, MARIN Brandon C., Truong Frank
Принадлежит: Intel Corporation

A magnetic material may be fabricated with a plurality of magnetic filler particles dispersed within a carrier material, wherein at last one of the magnetic filler particles may comprise a ferromagnetic core coated with an inert material to form a shell surrounding the ferromagnetic core. Such a coating may allow for the use of ferromagnetic materials for forming embedded inductors in package substrates without the risk of being incompatible with fabrication processes used to form these package substrates. 1. An inductor , comprising:an inductor metallization; anda magnetic material structure proximate the inductor metallization, wherein the magnetic material structure comprises a carrier material and a plurality of magnetic filler particles within the carrier material;wherein at least one magnetic filler particle comprises a magnetic core and a shell surrounding the magnetic core; andwherein the magnetic core comprises a ferromagnetic material.2. The inductor of claim 1 , wherein the ferromagnetic material comprises an iron.3. The inductor of claim 1 , wherein the at least one magnetic filler particle of the plurality of magnetic filler particles has an effective permeability of between about 4 and 2400.4. The inductor of claim 1 , wherein the magnetic core is substantially spherical.5. The inductor of claim 4 , wherein the magnetic core has a diameter of between about 1 and 10 microns.6. The inductor of claim 1 , wherein the shell comprises an electrically non-conductive material.7. The inductor of claim 1 , wherein the shell comprises an inert material.8. The inductor of claim 7 , wherein the inert material comprises silica.9. The inductor of claim 1 , wherein the shell has a thickness of between about 5 and 50 nm.10. The inductor of claim 1 , wherein the carrier material comprises a polymer resin.11. The inductor of claim 10 , wherein the polymer resin comprises epoxy.12. An electronic structure claim 10 , comprising;a substrate having at least one dielectric ...

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Номер записи: 39
06-01-2022 дата публикации

A VERTICAL MAGNETIC STRUCTURE FOR INTEGRATED POWER CONVERSION

Номер: US20220005640A1
Автор: "ODriscoll Seamus", "OMathuna Cian", McCloskey Paul, Pavlovic Zoran, Smallwood Daniel, Smiddy Hugh
Принадлежит: University College Cork - National University of Ireland, Cork

The present invention provides an inductor device comprising one or more interconnected columns of conductive material embedded in a supporting structure, wherein the one or more columns comprise an input terminal and an output terminal; and wherein each column is surrounded by a first magnetic layer. 1. A transformer or coupled inductor device comprising:two interconnected columns of conductive material embedded in a supporting structure, the two interconnected columns comprising a first column and a second column spaced apart from the first column, each column comprising an inner column portion and an outer column portion concentric with the inner column portion,the outer column portion and the inner column portion each having a first end and a second end, wherein the first end of the first inner column portion and the first outer column portion each comprise an input terminal or an output terminal and the first end of the second inner column portion and the second outer column portion each comprise an input terminal or an output terminal, and wherein the second end of the first inner column portion is conductively coupled to the second end of the second inner column portion by an inner interconnecting track of conductive material, and wherein the second end of the first outer column portion is conductively coupled to the second end of the second outer column portion by an outer interconnecting track of conductive material.2. A transformer or coupled inductor device comprising:three or more interconnected spaced apart columns of conductive material embedded in a supporting structure, the three of more columns comprising an input column, an output column, and at least one intermediate column, each column comprising an inner column portion and an outer column portion concentric with the inner column portion, the outer column portion and the inner column portion each having a first end and a second end, wherein the first end of each intermediate inner column portion ...

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Номер записи: 40
05-01-2017 дата публикации

Inductor for wireless power transmission

Номер: US20170004916A1
Автор: Akiko Yamada, Shuichi Obayashi, Tetsu Shijo
Принадлежит: Toshiba Corp

An inductor according to one embodiment includes a magnetic core, a case, a winding, and a resin. The case is configured to house the magnetic core. The winding is configured to be wound around the case. The resin is configured to be formed of a first resin to cover the case and the winding. A difference between an inside dimension of the case and a dimension of the magnetic core in the same direction is greater than a variation of a dimension of the case in the direction when forming the resin.

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Номер записи: 41
05-01-2017 дата публикации

THIN FILM TYPE COIL COMPONENT AND METHOD OF MANUFACTURING THE SAME

Номер: US20170004917A1
Автор: Choi Jae Yeol, LIM Jong Bong, YANG Ju Hwan, YOO Young Seuck
Принадлежит:

A thin film type coil component including coil patterns in a cross section shape having an undercut in lower portions thereof is provided. The coil patterns may reduce parasitic capacitance between the coil patterns, thereby minimizing electrical loss. The volume of the coil patterns may be increased, thereby improving inductance and resistance characteristics. 1. A thin film type coil component comprising:a substrate; anda coil including a plurality of coil patterns disposed on the substrate,wherein a cross-section of each coil pattern has a shape that a width of at least one region among inner regions located between upper and lower cross sections is greater than widths of the upper and lower cross sections.21212. The thin film type coil component of claim 1 , wherein the cross section of each coil pattern satisfies H>H claim 1 , in which H is a height from the upper cross section of the coil pattern to the at least one region and H is a height from the lower cross section thereof to the at least one region.3. The thin film type coil component of claim 1 , wherein an interval between adjacent coil patterns is in the range from about 0.15 to about 0.45 times the width of the at least one region.4. The thin film type coil component of claim 1 , wherein the plurality of coil patterns are made of at least one of gold claim 1 , silver claim 1 , platinum claim 1 , copper claim 1 , nickel claim 1 , and palladium or alloys thereof.5. The thin film type coil component of claim 1 , wherein the substrate is a magnetic substrate.6. The thin film type coil component of claim 1 , further comprising: an insulating layer provided on the substrate.7. The thin film type coil component of claim 6 , wherein the plurality of coil patterns are provided in the insulating layer .8. The thin film type coil component of claim 1 , wherein the cross section of each coil pattern has a double trapezoidal shape in which an undercut is formed in the lower cross section.9. A method of ...

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Номер записи: 42
05-01-2017 дата публикации

COIL COMPONENT

Номер: US20170004918A1
Автор: HAMADA Akinori, KIDO Tomohiro
Принадлежит: MURATA MANUFACTURING CO., LTD.

A coil conductor has a central axis extending in parallel with a mounting surface. The coil conductor disposed inside a component body extends substantially helically by alternately connecting a plurality of circulating conductive layers and a plurality of via hole conductors. The circulating conductive layers each extend so as to form a part of a substantially quadrangular track having a relatively short side and a relatively long side along an interface between the insulating layers. The via hole conductors each penetrate the insulating layer in a thickness direction. The line width of a short side portion of the circulating conductive layer is wider than that of a long side portion of the circulating conductive layer. 1. A coil component comprising:a component body having a rectangular parallelepiped shape having first and second main faces opposite each other, and first and second side faces opposite each other and first and second end faces opposite each other, each pair of which couples the first and second main faces, respectively, the side faces each having a rectangular shape having long sides and short sides, the component body having a multilayer structure in which a plurality of insulating layers are laminated in a direction orthogonal to the side faces;a coil conductor disposed inside the component body, the coil conductor including a plurality of circulating conductive layers each extending so as to form a part of an annular track along an interface between the insulating layers and a plurality of via hole conductors each penetrating the insulating layer in a thickness direction, the coil conductor extending helically by alternately connecting the circulating conductive layers and the via hole conductors; andfirst and second external terminal electrodes formed in an outer surface of the component body, the first and second external terminal electrodes being electrically connected to one and the other ends of the coil conductor, respectively, wherein ...

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Номер записи: 43
07-01-2016 дата публикации

MULTILAYER INDUCTOR, METHOD OF MANUFACTURING THE SAME, AND BOARD HAVING THE SAME

Номер: US20160005526A1
Автор: HA Young Jin, IM Jeong Hwan
Принадлежит:

A multilayer inductor may include a multilayer body in which a plurality of insulating layers are stacked and of which a thickness is greater than a width; and an internal coil part formed by electrically connecting a plurality of internal coil patterns disposed on the plurality of insulating layers to each other. Side surfaces of the multilayer body opposing each other in a width direction are concave. 1. A multilayer inductor comprising:a multilayer body in which a plurality of insulating layers are stacked and of which a thickness is greater than a width; andan internal coil part formed by electrically connecting a plurality of internal coil patterns disposed on the plurality of insulating layers to each other,wherein side surfaces of the multilayer body opposing each other in a width direction are concave.2. The multilayer inductor of claim 1 , wherein when a width of a central portion of the multilayer body in a thickness direction is W1 and a width of an upper or lower portion of the multilayer body in the thickness direction is W2 claim 1 , 1.01≦W2/W1≦1.3 is satisfied.3. The multilayer inductor of claim 1 , wherein when a width of a central portion of the multilayer body in a thickness direction is W1 and a width of an upper or lower portion of the multilayer body in the thickness direction is W2 claim 1 , 1.05≦W2/W1≦0.3 is satisfied.4. The multilayer inductor of claim 1 , wherein end surfaces of the multilayer body opposing each other in a length direction are concave.5. The multilayer inductor of claim 1 , wherein when a length of a central portion of the multilayer body in a thickness direction is L1 and a length of an upper or lower portion of the multilayer body in the thickness direction is L2 claim 1 , 1.01≦L2/L1≦1.3 is satisfied.6. The multilayer inductor of claim 1 , wherein insulating layers included in upper and lower portions of the multilayer body in a thickness direction and insulating layers included in a central portion of the multilayer body ...

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Номер записи: 44
07-01-2016 дата публикации

COIL UNIT FOR THIN FILM INDUCTOR, MANUFACTURING METHOD OF COIL UNIT FOR THIN FILM INDUCTOR, THIN FILM INDUCTOR AND MANUFACTURING METHOD OF THIN FILM INDUCTOR

Номер: US20160005527A1
Автор: Kim Dong Min, Park Jeong Woo
Принадлежит:

A coil unit for the thin film inductor includes an insulating material and a coil pattern. The coil pattern includes an inner plating layer embedded in the insulating layer, a growth conductive layer formed on a surface of the inner plating layer and formed on a top surface and a bottom surface of the insulating layer and an outer plating layer formed on the top surface and the bottom surface of the insulating material by plating and growing based on the growth conductive layer. 1. A coil unit for a thin film inductor comprising:an insulating material and a coil pattern,wherein the coil pattern includes:an inner plating layer embedded in the insulating layer;a growth conductive layer formed on a surface of the inner plating layer and formed on a top surface and a bottom surface of the insulating layer; andan outer plating layer formed on the top surface and the bottom surface of the insulating material by plating and growing based on the growth conductive layer.2. The coil unit for the thin film inductor according to claim 1 , wherein the inner plating layer includes:a first inner plating layer embedded from the bottom surface of the insulating material; anda second inner plating layer embedded from the top surface of the insulating layer.3. The coil unit for the thin film inductor according to claim 2 , wherein at least one of the first and the second inner plating layers is formed of a plurality of plating layers.4. The coil unit for the thin film inductor according to claim 1 , wherein the outer plating layer is formed by anisotropic plating.5. The coil unit for the thin film inductor according to claim 1 , wherein the outer plating layer is formed by unidirectional plating.6. The coil unit for the thin film inductor according to claim 1 , wherein a width of the growth conductive layer is smaller than a width of the inner plating layer.7. The coil unit for the thin film inductor according to claim 1 , wherein further comprises:an insulating resist formed on the ...

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Номер записи: 45
07-01-2016 дата публикации

Multilayer Conductors with Integrated Capacitors and Associated Systems and Methods

Номер: US20160005531A1
Автор: Sullivan Charles R.
Принадлежит:

A multilayer conductor includes at least one separation dielectric layer and a plurality of conductor layers stacked in an alternating manner. Each of the plurality of conductor layers includes a first conductor sublayer and a second conductor sublayer separated from the first conductor sublayer by a sublayer dielectric layer. The second conductor sublayer at least partially overlaps with the first conductor sublayer in each of the plurality of conductor layers. The multilayer conductor is included, for example, in a device including a magnetic core adjacent to at least part of the multilayer conductor. 115-. (canceled)16. A transmission line having thickness , comprising: a first conductor sublayer, and', 'a second conductor sublayer separated from the first conductor sublayer by a sublayer dielectric layer in the thickness direction, the second conductor sublayer at least partially overlapping with the first conductor sublayer, as seen when viewed cross-sectionally in the thickness direction;, 'at least one separation dielectric layer and a plurality of conductor layers stacked in an alternating manner in the thickness direction, the plurality of conductor layers electrically coupled in parallel, each of the plurality of conductor layers including, 'first and second multilayer conductors, each of the multilayer conductors includingthe first multilayer conductor mirroring the second multilayer conductor across a center axis of the transmission line, the center axis extending in a lengthwise direction that is orthogonal to the thickness direction.17. The transmission line of claim 16 , wherein in each of the multilayer conductors:each of the plurality of conductor layers has a respective area of overlap of the first and second conductor sublayers of the conductor layer, as seen when viewed cross-sectionally in the thickness direction; andat least two of the plurality of conductor layers have respective areas of overlap of different sizes.18. The transmission line of ...

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Номер записи: 46
13-01-2022 дата публикации

COIL COMPONENT

Номер: US20220013277A1
Автор: KANG Byung Soo, Li Yong Hui, Lim Seung Mo, Moon Byeong Cheol
Принадлежит:

A coil component includes a body, a coil portion disposed inside the body, a first external electrode and a second external electrode spaced apart from each other on one surface of the body and connected to the coil portion, a first insulating layer and a second insulating layer respectively connected to the one surface of the body, respectively disposed to side surfaces of the body to extend upwardly of the one surface of the body, and a third insulating layer and a fourth insulating layer respectively connected to the one surface of the body, respectively disposed on end surfaces of the body and each extending upwardly of the one surface of the body. A portion of each of the first and second external electrodes, exposed from the first to fourth insulating layers, is spaced apart from each of a plurality of edges of the one surface of the body. 1. A coil component comprising:a body;a coil portion disposed inside the body;a first external electrode and a second external electrode disposed to be spaced apart from each other on one surface of the body and connected to the coil portion;a first insulating layer and a second insulating layer respectively disposed on side surfaces of the body and each extending to be on the one surface of the body, the side surfaces of the body connected to the one surface of the body, respectively, and opposing each other; anda third insulating layer and a fourth insulating layer respectively disposed on end surfaces of the body and each extending to be on the one surface of the body, the end surfaces of the body connected to the one surface of the body, respectively, and opposing each other,wherein a portion of each of the first and second external electrodes, exposed from the first to fourth insulating layers, is spaced apart from each of a plurality of edges of the one surface of the body on the one surface of the body.2. The coil component of claim 1 , wherein a distance from each of the plurality of edges of the one surface of the ...

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Номер записи: 47
04-01-2018 дата публикации

COMMON MODE CHOKE COIL

Номер: US20180005752A1
Автор: IKEMOTO Kiyomi, IMANISHI Yoshihiro, ISHIWATA Yu, TAKAYAMA Kota
Принадлежит: MURATA MANUFACTURING CO., LTD.

Three or more of n inductors are arranged inside an insulating member. Inside the insulating member, each of the inductors includes coil conductors that are contained in respective coil conductor layers that are stacked in a first direction and via conductors, each of which connects the coil conductors that are contained in the coil conductor layers adjoining in the first direction. Each of the coil conductor layers contains the n coil conductors of the inductors, and a pattern formed of the coil conductors contained in each of the coil conductor layers has n-fold rotational symmetry. 1. A common mode choke coil , comprising:an insulating member; andthree or more of n inductors arranged inside the insulating member,wherein inside the insulating member, each of the inductors includes coil conductors that are contained in respective coil conductor layers that are stacked in a first direction and via conductors, each of which connects the coil conductors that are contained in the coil conductor layers adjoining in the first direction, andwherein each of the coil conductor layers contains the n coil conductors of the inductors, and a pattern formed of the coil conductors contained in each of the coil conductor layers has n-fold rotational symmetry.2. The common mode choke coil according to claim 1 ,wherein the n coil conductors contained in each of the coil conductor layers form respective arc patterns having the same center and the same radius.3. The common mode choke coil according to claim 1 ,wherein the number of the inductors arranged inside the insulating member is three.4. The common mode choke coil according to claim 1 , further comprising:outer electrodes arranged on a surface of the insulating member; andlead conductors, each of which connects each of the outer electrodes to the corresponding one of the n inductors. This application claims benefit of priority to Japanese Patent Application 2016-131193 filed Jul. 1, 2016, the entire content of which is ...

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Номер записи: 48
07-01-2021 дата публикации

COIL COMPONENT AND MANUFACTURING METHOD THEREFOR

Номер: US20210005377A1
Автор: Fujii Naoaki, KAWAGUCHI Yuuichi, Nishikawa Tomonaga, Suzuki Masanori
Принадлежит:

A coil component includes: a first magnetic resin layer in a lower area; a second magnetic resin layer in an inner diameter area surrounded by a coil pattern, an outer peripheral area that surrounds the coil pattern, and an upper area; and an insulating gap layer between the first and second magnetic resin layers. A part of the insulating gap layer positioned between the first magnetic resin layer and a part of the second magnetic resin layer positioned in the inner diameter area is curved in the axial direction. A magnetic substrate need not be used. The insulating gap layer is provided, allowing the insulating gap layer to function as a magnetic gap. The insulating gap layer is curved in the axial direction, so that a contact area between the insulating gap layer and the first and second magnetic resin layers are increased to enhance adhesion therebetween. 1. A coil component comprising:a coil pattern;a first magnetic resin layer provided in a lower area covering the coil pattern from one side in an axial direction;a second magnetic resin layer provided in an inner diameter area surrounded by the coil pattern, an outer peripheral area that surrounds the coil pattern, and an upper area that covers the coil pattern from other side in the axial direction; andan insulating gap layer provided between the first and second magnetic resin layers,wherein a part of the insulating gap layer that is positioned between the first magnetic resin layer and a part of the second magnetic resin layer that is positioned in the inner diameter area is curved in the axial direction.2. The coil component as claimed in claim 1 , wherein the first and second magnetic resin layers are made of a same material.3. The coil component as claimed in claim 1 , wherein claim 1 , assuming that a maximum displacement amount in the axial direction with respect to a flat part of the insulating gap layer is L and that a diameter of the inner diameter area of the second magnetic resin layer is B claim 1 ...

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Номер записи: 49
02-01-2020 дата публикации

Transformer

Номер: US20200005984A1
Автор: LIN Lan, Peng Ma, Weiqiang Zhang, Yicong Xie
Принадлежит: Delta Electronics Inc

The present disclosure provides a transformer including at least one magnetic core each having at least one window; one primary side winding passing through the at least one window, a wire forming the primary side winding being sequentially covered with a first solid insulating layer, a grounded shielding layer and a second solid insulating layer from inside to outside along a radial direction of the wire, the grounded shielding layer being connected to a reference ground; and at least one secondary side winding, each passing through the at least one window, the primary side winding having a first voltage with respect to the reference ground, the secondary side winding having a second voltage with respect to the reference ground, and the second voltage being greater than 50 times of the first voltage.

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Номер записи: 50
02-01-2020 дата публикации

WIRELESS CHARGING COIL

Номер: US20200005991A1
Автор: Wu Chien-Te
Принадлежит: HOLYGO CORPORATION

The present disclosure provides a wireless charging coil, and the wireless charging coil comprises a first coil layer, a second coil layer and a first magnetic material. The second coil layer is stacked in parallel on a surface of the first coil layer to form a stacked structure, and it has a winding path identical to a winding path of the first coil layer. The first magnetic material is disposed on one side of the first coil layer and has a winding path which is different from the winding path of the first coil layer and with said side away from the second coil layer. Currents generated by a power source are evenly distributed in the stack structure to reduce a skin effect when the wireless charging coil is electrically connected to the power source. 1. A wireless charging coil , comprising:a first coil layer;a second coil layer stacked in parallel on a surface of the first coil layer to form a coil stacked structure, and the second coil layer having a winding path identical to a winding path of the first coil layer; anda first magnetic material disposed on a side of the first coil layer and having a winding path different from the winding path of the first coil layer, with said side away from the second coil layer;wherein the coil stacked structure evenly distributes currents to reduce a skin effect when the wireless charging coil is electrically connected to a power source.2. The wireless charging coil in claim 1 , wherein the first coil layer and the second coil layer are made of an identical conductive material.3. The wireless charging coil in claim 1 , wherein the first coil layer and the second coil layer have an identical thickness.4. The wireless charging coil in claim 1 , wherein each coil segment of the first coil layer and each coil segment of the second coil layer have different widths.5. The wireless charging coil in claim 1 , wherein a thickness of the first magnetic material is less than a thickness of the first coil layer or the second coil layer.6. ...

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Номер записи: 51
02-01-2020 дата публикации

Substrate assembly with encapsulated magnetic feature

Номер: US20200005994A1
Автор: Cheng Xu, Ji Yong Park, Junnan Zhao, Kyu-Oh Lee, Rahul Jain, Sai Vadlamani, Seo Young Kim
Принадлежит: Individual

Apparatuses, systems and methods associated with a substrate assembly with an encapsulated magnetic feature for an inductor are disclosed herein. In embodiments, a substrate assembly may include a base substrate, a magnetic feature encapsulated within the base substrate, and a coil, wherein a portion of the coil extends through the magnetic feature. Other embodiments may be described and/or claimed.

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Номер записи: 52
02-01-2020 дата публикации

ELECTROMAGNETIC DEVICE

Номер: US20200005995A1
Автор: Shirouzu Masatomo, Tsukada Kenichi
Принадлежит: FANUC Corporation

An electromagnetic device includes an outer peripheral iron core, and at least three iron core coils which are in contact with or coupled to the inner surface of the outer peripheral iron core. The at least three iron core coils each include an iron core, and at least one of a primary coil and a secondary coil, which are wound around the iron core. The at least three iron core coils are arranged in a circle, and the iron core of one of the at least three iron core coils is in contact with the iron cores of the other iron core coils adjacent to the one iron core coil. 1. An electromagnetic device comprising:an outer peripheral iron core; andat least three iron core coils which are coupled to the inner surface of the outer peripheral iron core, whereinthe at least three iron core coils each include an iron core, and at least one of a primary coil and a secondary coil, which are wound around the iron core,the at least three iron core coils are arranged on a circumference of a circle, and the iron core of one iron core coil of the at least three iron core coils is in contact with the iron cores of the other iron core coils adjacent to the one iron core coil;each of the iron cores of the at least three iron core coils converge on a center of the outer peripheral iron core;the outer peripheral iron core is comprised of at least three outer peripheral iron core portions;each of the iron cores of the at least three iron core coils are integral with each of the at least three outer peripheral iron core portions; andeach of the iron cores extends only in a radial direction of the outer peripheral iron core from center portions of each of the at least three outer peripheral iron core portions.2. An electromagnetic device comprising:an outer peripheral iron core; andat least three iron core coils which are in contact with the inner surface of the outer peripheral iron core, whereinthe at least three iron core coils each include an iron core, and at least one of a primary coil ...

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Номер записи: 53
03-01-2019 дата публикации

ARRAYED EMBEDDED MAGNETIC COMPONENTS AND METHODS

Номер: US20190006077A1
Автор: Quilici James E.
Принадлежит:

Disclosed are apparatus and methods for arrayed embedded magnetic components that include magnetic devices that have a core that is embedded between two or more substrates and a winding pattern surrounding the core that is implemented on and through the two or more substrates. The winding pattern is operable to induce a magnetic flux within the core when energized by a time varying voltage potential. The winding pattern may be implemented by printed circuit layers, plated vias, other electrically conductive elements, and combinations thereof. Arrayed embedded magnetic components include two or more electrically interconnected magnetic devices positioned side-by-side in a horizontal integration, positioned top-to-bottom in a vertical integration, or combinations thereof. The magnetic devices may have a magnetic functionality such as, but not limited to, a transformer, inductor, and filter. Disclosed magnetic components and methods provide for low cost construction, consistent performance, and a low profile form, among other benefits. 1. A magnetic component comprising:a first magnetic device including a first winding pattern implemented as a first second substrate conductive pattern, a first third substrate conductive pattern and first plated through holes that are electrically interconnected with the first second substrate conductive pattern and the first third substrate conductive pattern, the first winding pattern surrounding a first core, the first core defining a toroidal shape and the first winding pattern defining a complementary toroidal shape, wherein the first winding pattern defines one or more electric circuits that surround the first core thereby forming a winding-type relationship so as to induce a magnetic flux within the first core when the one or more electric circuits are energized by a time varying voltage potential, wherein the first magnetic device further comprises:a first base substrate defining a first base substrate first surface and a first ...

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Номер записи: 54
03-01-2019 дата публикации

InFO Coil on Metal Plate with Slot

Номер: US20190006085A1
Автор: Chen Chieh-Yen, CHEN Wei-Ting, Kuo Hung-Yi, Tsai Hao-Yi, Tseng Ming Hung, WANG Chuei-Tang, Yu Chen-Hua
Принадлежит:

A structure includes an encapsulating material, and a coil including a through-conductor. The through-conductor is in the encapsulating material, with a top surface of the through-conductor coplanar with a top surface of the encapsulating material, and a bottom surface of the through-conductor coplanar with a bottom surface of the encapsulating material. A metal plate is underlying the encapsulating material. A slot is in the metal plate and filled with a dielectric material. The slot has a portion overlapped by the coil. 1. A structure comprising:an encapsulating material;a coil comprising a through-conductor, wherein the through-conductor is in the encapsulating material;a metal plate underlying the encapsulating material, wherein the metal plate comprises a first side edge and a second side edge opposite to each other, and the metal plate extends laterally beyond edges of the coil; anda first slot in the metal plate and filled with a dielectric material, wherein the first slot extends from a region directly underlying the coil to the first side edge of the metal plate.2. The structure of claim 1 , wherein the first slot is filled with a tangible dielectric material.3. The structure of claim 1 , wherein the first slot is an air gap.4. The structure of claim 3 , wherein the structure further comprises a dielectric film sealing the first slot with the metal plate claim 3 , with the dielectric film being on an opposite side of the metal plate than the encapsulating material.5. The structure of further comprising a second slot perpendicular to claim 1 , and intersecting claim 1 , the first slot claim 1 , wherein an entirety of the second slot is overlapped by the coil.6. The structure of claim 1 , wherein the first slot further extends to the second side edge of the metal plate.7. The structure of further comprising a dielectric film between and contacting the metal plate and the encapsulating material.8. The structure of claim 1 , wherein the first slot comprises:a ...

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Номер записи: 55
03-01-2019 дата публикации

COIL COMPONENT AND CIRCUIT BOARD INCLUDING THE SAME

Номер: US20190006088A1
Автор: Sato Shigeki, Takano Sachiko, Tomonari Toshio
Принадлежит: TDK Corporation

Disclosed herein is a coil component that includes a coil conductor part, and first and second high permeability parts provided respectively on both sides of the coil conductor part in a coil axis direction. The second high permeability part has a larger thickness in the coil axis direction than the first high permeability part. A low permeability part that segments at least a part of a magnetic path exists between the first and second high permeability parts in an outer diameter area of the coil conductor part when viewed in the coil axis direction. 1. A coil component comprising:a coil conductor part; andfirst and second high permeability parts provided respectively on both sides of the coil conductor part in a coil axis direction,wherein the second high permeability part has a larger thickness in the coil axis direction than the first high permeability part, andwherein a low permeability part that segments at least a part of a magnetic path exists between the first and second high permeability parts in an outer diameter area of the coil conductor part when viewed in the coil axis direction.2. The coil component as claimed in claim 1 ,wherein the low permeability part comprises a non-magnetic substrate, andwherein the coil conductor part is formed on a surface of the non-magnetic substrate.3. The coil component as claimed in claim 1 ,wherein the first or second high permeability part comprises a magnetic substrate,wherein the coil conductor part is formed on a surface of the magnetic substrate, andwherein the low permeability part comprises an insulating resin layer that covers the coil conductor part.4. The coil component as claimed in claim 1 ,wherein the first high permeability part comprises one of flange parts of a drum-shaped core, andwherein the second high permeability part comprises other one of the flange parts of the drum-shaped core.5. The coil component as claimed in claim 1 , wherein the first high permeability part has a mounting surface ...

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Номер записи: 56
03-01-2019 дата публикации

Coil component

Номер: US20190006090A1
Автор: Han Wu, Masaki Kan
Принадлежит: TDK Corp

A coil component includes a non-conductive bobbin and a coil that winds around the bobbin. The coil includes first and second coil members with joining portions in which joining holes are formed. The bobbin includes first and second bobbin members. The first bobbin member includes: first and second positioning portions that position the first and second coil members, respectively, when the first and second coil members are moved onto the first bobbin member; and a support that supports lower portions of the first and second joining portions. The second bobbin member includes a first insulator disposed between the first and second coil members. The first and second coil members and the second bobbin member are attached to the first bobbin member by being moved in a single direction without a further step of rotating.

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Номер записи: 57
03-01-2019 дата публикации

Coil component and lc composite component

Номер: US20190006095A1
Автор: Akihiro Harada, Kyohei Takahashi, Tomoya HANAI, Yoshihiro Shinkai
Принадлежит: TDK Corp

A coil component includes a coil and a composite magnetic material containing magnetic particles. The magnetic particles have an average minor-axis length of more than 5.0 nm and 50 nm or less and an average aspect ratio of 2.0 or more and 10.0 or less. The magnetic particles are orientated substantially perpendicularly to a central axis of the coil and are orientated randomly within a perpendicular plane to the central axis of the coil. The composite magnetic material has a saturation magnetization σs of 80.0 emu/g or more.

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Номер записи: 58
04-01-2018 дата публикации

IMPEDANCE MATCHING CIRCUIT FOR RADIO-FREQUENCY AMPLIFIER

Номер: US20180006626A1
Автор: LYALIN Aleksey A., MUHLMEYER Nicholas Quinn, Reisner Russ Alan, Sun Weimin
Принадлежит:

Impedance matching circuit for radio-frequency amplifier. In some embodiments, an impedance matching circuit can include a primary metal trace having a first end configured to be capable of being coupled to a voltage source for the power amplifier, and a second end configured to be capable of being coupled to an output of the power amplifier. The impedance matching circuit can further include a secondary metal trace having first end coupled to the second end of the primary metal trace, and a second end configured to be capable of being coupled to an output node. The impedance matching circuit can further include a capacitance implemented between the first and second ends of the secondary metal trace, and be configured to trap a harmonic associated with an amplified signal at the output of the power amplifier. 1. An impedance matching circuit for a power amplifier , comprising:a primary metal trace having a first end configured to be capable of being coupled to a voltage source for the power amplifier, and a second end configured to be capable of being coupled to an output of the power amplifier;a secondary metal trace having a first end coupled to the second end of the primary metal trace, and a second end configured to be capable of being coupled to an output node; anda capacitance implemented between the first and second ends of the secondary metal trace, the capacitance configured to trap a harmonic associated with an amplified signal at the output of the power amplifier.2. The impedance matching circuit of further comprising a harmonic trap circuit implemented between the output of the power amplifier and a ground.3. The impedance matching circuit of wherein the harmonic trap circuit includes a series combination of a capacitance and an inductance.4. The impedance matching circuit of wherein the capacitance and the inductance of the harmonic trap are configured to trap a second harmonic associated with the amplified signal.5. The impedance matching circuit of ...

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Номер записи: 59
07-01-2016 дата публикации

COMPOSITE ELECTRONIC COMPONENT AND BOARD HAVING THE SAME

Номер: US20160007439A1
Автор: CHEON Min Kyoung, CHOI Yu Jin, KIM Ho Yoon, Kim Myeong Gi, SON Soo Hwan, Song So Yeon
Принадлежит:

A composite electronic component includes a composite body in which a capacitor and an inductor are coupled to each other, the capacitor including a ceramic body including a plurality of dielectric layers and first and second internal electrodes, and the inductor including a magnetic body including a coil part. An input terminal is disposed on a first side surface of the composite body and is connected to the coil part. An output terminal includes a first output terminal disposed on the first side surface of the composite body and connected to the coil part and a second output terminal disposed on a first end surface of the composite body and connected to the first internal electrodes. A ground terminal is disposed on a second end surface of the composite body and is connected to the second internal electrodes. The capacitor is coupled to a side surface of the inductor. 1. A composite electronic component comprising:a composite body in which a capacitor and an inductor are coupled to each other, the capacitor including a ceramic body in which a plurality of dielectric layers and first and second internal electrodes disposed to face each other with respective dielectric layers interposed between the first and second internal electrodes are stacked, and the inductor including a magnetic body including a coil part;an input terminal disposed on a first side surface of the composite body in a width direction of the composite body and connected to the coil part of the inductor;an output terminal including a first output terminal disposed on the first side surface of the composite body in the width direction and connected to the coil part of the inductor and a second output terminal disposed on a first end surface of the composite body in a length direction of the composite body and connected to the first internal electrodes of the capacitor; anda ground terminal disposed on a second end surface of the composite body in the length direction and connected to the second ...

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Номер записи: 60
12-01-2017 дата публикации

PLANAR TRANSFORMERS HAVING REDUCED TERMINATION LOSSES

Номер: US20170007313A1
Автор: Johnston Mark A.
Принадлежит:

The present disclosure relates to planar transformers including a plurality of circuit layers that are configured to reduce termination losses on at least one of the plurality of circuit layers. The plurality of circuit layers are stacked together in a first direction and include at least first and second circuit layers. The first and second circuit layers each include an electrically conductive trace forming at least one winding having a first termination portion and a second termination portion that are separated by a gap. The gaps of the first and second circuit layers are offset relative to each other in a second direction different from the first direction. The plurality of circuit layers may further include a third circuit layer, which includes an electrically conductive trace having a grounded portion that is disposed adjacent to at least one of the gaps of the first and second circuit layers. 17-. (canceled)8. An electrosurgical generator for generating electrosurgical energy , the generator including a planar transformer , the planar transformer comprising:a plurality of circuit layers stacked together in a first direction, the plurality of circuit layers including at least one terminal for outputting electrosurgical energy, and further including at least a first circuit layer and a second circuit layer, the first and second circuit layers each including an electrically conductive trace forming at least one winding having a first termination portion and a second termination portion, the first termination portion and the second termination portion defining a gap therebetween,wherein the plurality of stacked circuit layers includes a means for spreading current flowing through the first and second termination portions of the first and second circuit layers.9. The electrosurgical generator according to claim 8 , wherein the means for spreading includes a first circuit layer having its gap laterally offset from the gap of the second circuit layer.10. A planar ...

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Номер записи: 61
08-01-2015 дата публикации

ELECTRONIC COMPONENT

Номер: US20150009003A1
Автор: OZAWA Takeru, Takezawa Kaori
Принадлежит: MURATA MANUFACTURING CO., LTD.

An electronic component has a laminate including a plurality of laminated insulator layers, the laminate having a top surface and a mounting surface positioned in a first direction perpendicular to a direction of lamination. The direction of lamination is a direction in which the plurality of the insulator layers are laminated. First and second external electrodes are positioned on the mounting surface rather than on the top surface. The first and second external electrodes including first and second Ni-plating films and first and second Sn-plating films provided thereon, respectively. A first total thickness of the first Ni-plating film and the first Sn-plating film and/or a second total thickness of the second Ni-plating film and the second Sn-plating film are/is 11.6 μm or more, respectively. The first and/or second Ni-plating films are/is 1.37 times or more as thick as the first and/or second Sn-plating films, respectively. 1. An electronic component comprising:a laminate including a plurality of laminated insulator layers, the laminate having a top surface and a mounting surface positioned in a first direction perpendicular to a direction of lamination, the direction of lamination being a direction in which the plurality of the insulator layers are laminated;first and second external electrodes positioned on the mounting surface, the first and second external electrodes including first and second Ni-plating films and first and second Sn-plating films provided thereon, respectively, wherein,a first total thickness of the first Ni-plating film and the first Sn-plating film and/or a second total thickness of the second Ni-plating film and the second Sn-plating film are/is 11.6 μm or more, respectively, andthe first and/or second Ni-plating films are/is 1.37 times or more as thick as the first and/or second Sn-plating films, respectively.2. The electronic component according to claim 1 , wherein claim 1 ,the laminate has first and second end surfaces positioned in ...

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Номер записи: 62
20-01-2022 дата публикации

Electrical Arrangement with a Transformer for Transmitting Signals from a Primary Side to a Secondary Side

Номер: US20220020525A1
Автор: Roggendorf Roman
Принадлежит:

Provided is an electrical arrangement with a printed circuit board built up in parallel layers, comprising a shield, a transformer for transmitting signals from a primary side to a secondary side, the transformer having a first coil winding and a second coil winding and a third coil winding, the first coil winding forming the primary side of the transformer and the second and third coil windings forming the secondary side of the transformer, and a magnetic conductor, wherein the circuit board has openings which are penetrated by parts of the magnetic conductor, and the magnetic conductor and the shield and the transformer are magnetically coupled, and wherein the shield is a potential-free shield. 1. An electrical arrangement with a printed circuit board built up in parallel layers , comprising:a shield;a transformer for transmitting signals from a primary side to a secondary side with a first coil winding, a second coil winding, and a third coil winding, the first coil winding forming the primary side of the transformer and the second and third coil windings forming the secondary side of the transformer; anda magnetic conductor,wherein the circuit board has openings which are penetrated by parts of the magnetic conductor,wherein the magnetic conductor and the shield and the transformer are magnetically coupled, andwherein the shield is a potential-free shield.2. The arrangement of claim 1 , wherein the shield is a shield winding.3. The arrangement of claim 1 , wherein the printed circuit board has at least one first layer and the second and third coil windings are arranged side-by-side within the first layer.4. The arrangement of claim 3 , wherein the circuit board has at least one second layer and the first coil winding is arranged in the second layer.5. The arrangement of claim 4 , wherein the first and second layers are immediately adjacent to each other.6. The arrangement of claim 4 , wherein the shield is arranged in a third layer of the circuit board which is ...

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Номер записи: 63
27-01-2022 дата публикации

CIRCUIT ELEMENT

Номер: US20220028597A1
Автор: KOBAYASHI Hideaki, MIKAWA Kentaro
Принадлежит:

A circuit element includes a multilayer body including insulating substrates, a first coil conductor inside the multilayer body, and first and second outer electrodes and a ground electrode on outer surfaces of the multilayer body. The first coil conductor includes a winding axis extending in a stacking direction of the insulating substrates, the first coil conductor is connected to the first outer electrode, the second outer electrode, or the ground electrode, and the second outer electrode extends along a side surface of the multilayer body. An additional capacitance is generated between the second outer electrode and the first coil conductor. The second outer electrode includes first and second portions with different widths in a layer direction of the insulating substrates and the width of the second portion is larger than the width of the first portion. 1. A circuit element comprising:a multilayer body including insulating substrates;a first coil conductor inside the multilayer body; anda first outer electrode and a second outer electrode on an outer surface of the multilayer body; whereinthe first coil conductor includes a winding axis extending in a stacking direction of the insulating substrates;the first coil conductor is connected to the first outer electrode or the second outer electrode;the second outer electrode extends along a side surface of the multilayer body;an additional capacitance is generated between the second outer electrode and the first coil conductor due to the second outer electrode and the first coil conductor being adjacent to or in a vicinity of each other;the second outer electrode includes a first portion and a second portion having different widths from each other in a layer direction of the insulating substrates; andthe width of the second portion is larger than the width of the first portion.2. The circuit element according to claim 1 , further comprising:a ground electrode on the outer surface of the multilayer body; anda second ...

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Номер записи: 64
27-01-2022 дата публикации

Magnetic induction assembly

Номер: US20220028598A1
Автор: Chih-Hung Lin, Kun-Chuan Chang
Принадлежит: Pin Shine Industrial Co Ltd

A magnetic induction assembly includes a magnetic core, a primary winding, a secondary winding and a base. The primary winding is wound by a wire. The secondary winding is a conductive plate having an open loop and two contact ends. The base has a body having a through hollow. A surface of the body is formed with n partitions, where n is greater than or equal to 1. The partitions divide the body into n+1 winding areas for being selectively wound by the wire. Each of the partitions has a chamber, a through hole communicating with the through hollow and an opening allowing the secondary winding to enter the chamber. The magnetic core passes through the through hollow, the through holes and the loop of the conductive plate to magnetically couple with the primary winding and the secondary winding.

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Номер записи: 65
27-01-2022 дата публикации

HIGH-VOLTAGE ISOLATION WITHSTAND PLANAR TRANSFORMER AND HIGH-VOLTAGE INSULATION METHOD THEREOF

Номер: US20220028603A1
Автор: CAO Guoen, GUO Jianhong, WANG Yibo, ZHAO Yong
Принадлежит: Institute of Electrical Engineering, Chinese Academy of Sciences

A high-voltage isolation withstand planar transformer and its high-voltage insulation method are provided. An insulating medium is provided between low-voltage windings and high-voltage windings. High-frequency current flows through the windings and generates a high-frequency alternating magnetic field to achieve isolated energy transmission. The low-voltage windings are connected to low-voltage side connection terminals, and the high-voltage windings are connected to high-voltage side connection terminals through a high-voltage winding leading-out foil. An annular hollow part of the low-voltage windings and the high-voltage windings is provided with a magnetic core. A stress grading method is provided to control the distribution of the electric field around the high-voltage winding leading-out foil. A voltage-balancing element group provides a voltage potential with a gradient change between the high-voltage winding leading-out foil and the low-voltage windings. The new transformer has small size, high power density and low cost. 1. A high-voltage isolation withstand planar transformer , comprising a low-voltage side connection terminal , low-voltage windings , high-voltage windings , a high-voltage winding leading-out foil , a high-voltage side connection terminal , an insulating medium , a magnetic core , a printed circuit board (PCB) stress grading unit , a voltage-balancing element group , and stress control bars , whereinthe low-voltage side connection terminal is configured to connect the transformer and an external low-voltage circuit;the low-voltage windings are connected to the low-voltage side connection terminal; and the high-voltage windings are connected to the high-voltage side connection terminal through the high-voltage winding leading-out foil;the high-voltage side connection terminal is configured to connect the transformer and an external high-voltage circuit;the insulating medium is configured for high-voltage isolation between the low-voltage ...

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Номер записи: 66
27-01-2022 дата публикации

METHOD FOR MANUFACTURING COMMON MODE OR DIFFERENTIAL MODE INDUCTOR AND COMMON MODE OR DIFFERENTIAL MODE INDUCTOR

Номер: US20220028604A1
Автор: AMER CHRISTINE, Brastad Jan Tore, Hafnor Håkon, HAGEN KJETIL
Принадлежит:

The present disclosure provides a common or differential mode inductor for connection to a printed circuit board. The inductor includes a core, a first coil including a first insulated wire wound with a number of turns around the core, and a supporting device for supporting the core and the first coil. The supporting device includes a base element having a PCB contacting surface, and a first alignment element having a proximal end connected to the base element and a distal end provided at a distance from the PCB contacting surface, wherein the distal end is defining an alignment plane. The core has a first end plane facing the alignment plane and a second end plane, wherein the first end plane is facing the alignment plane. The second end plane is facing the base element. 1. A common mode or differential mode inductor for connection to a printed circuit board (PCB); wherein the inductor comprises:a core;a first coil comprising a first insulated wire wound with a number of turns around the core;a supporting device for supporting the core and the first coil;wherein the supporting device comprises:a base element having a PCB contacting surface; andan first alignment element having a proximal end connected to the base element and a distal end provided at a distance from the PCB contacting surface, where the distal end is defining an alignment plane;wherein the core has a first end plane and a second end plane, wherein the first end plane is facing the alignment plane; wherein the second end plane is facing the base element;wherein each turn of the first insulated wire has a point furthest from the first end plane a distance in a normal direction towards the alignment plane, wherein the turn having the largest distance from the first end plane is aligned with the alignment plane.2. The common mode or differential mode inductor according to claim 1 , wherein the base element comprises wire guides for guiding ends of the first insulated wire of the first coil with respect ...

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Номер записи: 67
12-01-2017 дата публикации

SYSTEM AND METHOD FOR MONITORING AND CONTROLLING A TRANSFORMER

Номер: US20170011612A1
Автор: Jain Prabhat
Принадлежит:

A system, a method and a computer program to monitor a plurality of transformer operating parameters, as well as to accurately control one or more of the transformer operating parameters. Also, the system and method may calculate loss of life and give diagnosis for recovery and provide maintenance notification, along with monitoring the operation of the LTC. 1. A system for monitoring operating parameters of a transformer , the system comprising:a temperature sensor that measures temperature in the transformer and outputs a temperature signal;a winding current sensor that measures current in the windings of the transformer and outputs a current signal; anda processor that wirelessly receives the temperature signal and the current signal, wherein the processor calculates a percentage loss of life values of the transformer based on a plurality of: the temperature signal, the current signal, a thermal capacity of the transformer, oil and winding-time constants, winding gradients, and ambient temperature.2. The system of claim 1 , wherein the processor further calculates the percentage of loss of life based on moisture content in both of: the transformer and paper insulation.3. A system for monitoring operating parameters of a transformer claim 1 , the system comprising:a dissolved gas sensor to measure dissolved gases in the transformer oil; anda processor that wirelessly receives the measured dissolved gas and raising an alarm when the level of dissolved gas exceeds a predetermined threshold.4. The system of claim 3 , wherein the predetermined threshold is programmable over a network.5. A system for monitoring operating parameters of a transformer claim 3 , the system comprising:a sensor that senses the LTC tap position from among a plurality of positions and outputs a LTC position signal; anda processor that receives the LTC position signal and generates a diagnosis signal based on the LTC position signal.6. The system of claim 5 , wherein the processor generates the ...

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Номер записи: 68
12-01-2017 дата публикации

PRINTED CIRCUIT FOR WIRELESS POWER TRANSFER

Номер: US20170011837A1
Автор: Hassan-Ali Mudhafar, Larson Jason
Принадлежит:

Printed circuit includes a substrate body having a plurality of substrate layers stacked along a Z-axis. Each substrate layer is substantially planar and extends along an XY plane. The X-, Y-, and Z-axes are mutually perpendicular. The printed circuit also includes a Z-field coil that is coupled to the substrate body and has a conductive trace that is parallel to the XY plane. The printed circuit also includes an X-field coil having conductive trace segments that are coupled to the substrate body and parallel to the XY plane. The X-field coil includes conductive paths that extend substantially parallel to the Z-axis. The conductive paths interconnect the trace segments. The Z-field coil and the X-field coil are configured to generate respective vector components of a magnetic field or have a voltage induced therein by a magnetic field. 1. A printed circuit comprising:a substrate body comprising a plurality of substrate layers stacked along a Z-axis, each substrate layer being substantially planar and extending along X- and Y-axes, wherein the X-, Y-, and Z-axes are mutually perpendicular;a Z-field coil coupled to the substrate body and comprising a conductive trace that is parallel to an XY plane; andan X-field coil comprising conductive trace segments that are coupled to the substrate body and parallel to the XY plane, the X-field coil including conductive paths that extend substantially parallel to the Z-axis, the conductive paths interconnecting the trace segments to form the X-field coil;wherein the Z-field coil and the X-field coil are configured to generate respective vector components of a magnetic field or have respective voltages induced therein by a magnetic field.2. The printed circuit of claim 1 , further comprising a Y-field coil including conductive trace segments that are coupled to the substrate body and parallel to the XY plane claim 1 , the conductive trace segments of the Y-field coil being parallel to the Y-axis and the conductive trace segments ...

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Номер записи: 69
12-01-2017 дата публикации

LAMINATED COIL COMPONENT, MODULE COMPONENT, AND METHOD OF MANUFACTURING LAMINATED COIL COMPONENT

Номер: US20170011838A1
Автор: Asada Yoshihiro
Принадлежит:

In a laminated coil component, patterned conductor portions of a first coil portion and patterned conductor portions of a second coil portion are provided on respective insulation layers adjacent in a lamination direction, and include portions that overlap with each other when viewed in plan view. The insulation layers on which the patterned conductor portions of the second coil portion are provided are laminated between the plurality of insulation layers on which the patterned conductor portions of the first coil portion are provided. A first outer electrode to which the first coil portion is electrically connected and a second outer electrode to which the second coil portion is electrically connected are provided on the same main surface of a multilayer body. 1. A laminated coil component comprising:a coil conductor including a multilayer body that includes a plurality of insulation layers, a pair of main surfaces, side surfaces that connect the main surfaces, patterned conductor portions that are provided within the multilayer body and are provided on or at respective ones of the plurality of insulation layers, and interlayer connecting conductor portions that pass through the insulation layers and electrically connect the plurality of patterned conductor portions; andfirst and second outer electrodes provided on one of the main surfaces of the multilayer body; whereinthe coil conductor includes a first coil portion and a second coil portion electrically connected in series;the patterned conductor portions that define the first coil portion and the patterned conductor portions that define the second coil portion are provided on or at respective insulation layers, and include portions that overlap with each other when viewed in plan view;the insulation layers on which the patterned conductor portions that define the second coil portion are provided are laminated between the plurality of insulation layers on which the patterned conductor portions that define the ...

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Номер записи: 70
14-01-2016 дата публикации

CHIP COIL COMPONENT

Номер: US20160012957A1
Автор: LIM Bong Sup
Принадлежит:

There is provided a chip coil component including: a ceramic body in which a plurality of ceramic layers are disposed and of which a bottom surface is provided as a mounting surface; a first external electrode disposed on one end surface of the ceramic body in a length direction of the ceramic body and a top surface and the bottom surface of the ceramic body; and a second external electrode disposed on the other end surface of the ceramic body in the length direction of the ceramic body and the bottom surface of the ceramic body. 1. A chip coil component comprising:a ceramic body in which a plurality of ceramic layers are disposed and of which a bottom surface is provided as a mounting surface;a first external electrode disposed on one end surface of the ceramic body in a length direction of the ceramic body and a top surface and the bottom surface of the ceramic body; anda second external electrode disposed on the other end surface of the ceramic body in the length direction of the ceramic body and the bottom surface of the ceramic body.2. The chip coil component of claim 1 , wherein the first and second external electrodes are further disposed on both side surfaces of the ceramic body in a width direction of the ceramic body.3. The chip coil component of claim 1 , further comprising internal coil parts including a plurality internal coil patterns disposed to be connected to each other on the plurality of ceramic layers within the ceramic body claim 1 ,wherein the internal coil parts are connected to the first and second external electrodes.4. The chip coil component of claim 3 , wherein a length of a portion of the the second external electrode disposed on the other surface of the ceramic body is less than a distance from the bottom surface of the ceramic body to an uppermost internal coil pattern.5. The chip coil component of claim 1 , wherein the ceramic body includes:an active part, a capacitance forming part; andfirst and second cover parts disposed above and ...

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Номер записи: 71
14-01-2016 дата публикации

THREE-DIMENSION SYMMETRICAL VERTICAL TRANSFORMER

Номер: US20160012958A1
Автор: Li Sih-Han, Lin Chih-Sheng
Принадлежит:

First and second paths of the primary-coil of the transformer are located at different sides of the symmetry-line. First terminals of the first and second paths are first and second ports of the primary-coil. Second terminals of the first and second paths are connected to each other. Two partial paths of the first path are connected to each other by TSV. Two partial paths of the second path are connected to each other by TSV. Third and fourth paths of the secondary-coil of the transformer are located on different sides of the symmetry-line. First terminals of the third and fourth paths are first and second ports of the secondary-coil. Second terminals of the third and fourth paths are connected to each other. Two partial paths of the third path are connected to each other by TSV. Two partial paths of the fourth path are connected to each other by TSV. 1. A transformer , comprising:a primary coil, comprising a first electrical path and a second electrical path respectively located at different sides of a symmetry line on a projection plane of the transformer, wherein a first terminal of the first electrical path and a first terminal of the second electrical path respectively serve as a first port and a second port of the primary coil, a second terminal of the first electrical path is connected to a second terminal of the second electrical path at the symmetry line, the first electrical path comprises a first partial path disposed on a first substrate and a second partial path disposed on a second substrate, the first partial path and the second partial path are connected to each other by at least one through silicon via, the second electrical path comprises a third partial path disposed on the first substrate and a fourth partial path disposed on the second substrate, and the third partial path and the fourth partial path are connected to each other by at least one through silicon via; anda secondary coil, comprising a third electrical path and a fourth electrical ...

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Номер записи: 72
14-01-2016 дата публикации

INDUCTOR DEVICE AND ELECTRONIC APPARATUS

Номер: US20160012963A1
Автор: YOSUI Kuniaki
Принадлежит:

An inductor device includes a layer-laminated member with laminated base-material layers and a coil with a winding axis coincident with a direction of layer lamination, a smaller-thickness portion near one end portion thereof in the direction of layer lamination, and a greater-thickness portion with more base-material layers than that in the smaller-thickness portion. The coil is located in the greater-thickness portion. The coil is connected, at its one end positioned near one end portion of the layer-laminated member, to a conductor pattern in the smaller-thickness portion. The coil is connected, at its other end positioned near the other end portion of the layer-laminated member, to a conductor pattern in a base-material layer located near the other end portion of the layer-laminated member. The conductor patterns are located at respective different positions in the direction of layer lamination. 1. An inductor device comprising:a layer-laminated member including base-material layers laminated; anda coil located in the layer-laminated member with a winding axis coincident with a direction of layer lamination; whereinthe layer-laminated member includes a smaller-thickness portion positioned near one end portion thereof in the direction of layer lamination, and a greater-thickness portion with a greater number of base-material layers laminated therein than that in the smaller-thickness portion;the coil is located in the greater-thickness portion;the coil is connected, at one end positioned near one end portion of the layer-laminated member, to a first terminal portion in the smaller-thickness portion;the coil is connected, at the other end positioned near the other end portion of the layer-laminated member, to a second terminal portion in a base-material layer located near the other end portion of the layer-laminated member; andthe first terminal portion and the second terminal portion are located at respective different positions in the direction of layer ...

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Номер записи: 73
11-01-2018 дата публикации

Coil component and method for manufacturing the same

Номер: US20180012696A1
Автор: Han Kim, Min Ki Jung, Sang Jong Lee, Su Bong Jang
Принадлежит: Samsung Electro Mechanics Co Ltd

A coil component includes a body including a plurality of first and second coil patterns, which are alternately disposed, and insulating layers disposed therebetween. The first coil patterns may be connected to the second coil patterns adjacent to the first coil patterns by vias, a plurality of coils including at least one each of the first and second coil patterns may be formed, and the plurality of coils may be connected in parallel to each other.

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Номер записи: 74
11-01-2018 дата публикации

ELECTRONIC COMPONENT

Номер: US20180012698A1
Автор: ISHIDA Kosuke, KATSUTA Mizuho, NAKATSUJI Yoichi
Принадлежит: MURATA MANUFACTURING CO., LTD.

An electronic component includes a body, a first inductor, and a low expansion portion. The body includes a laminated body including a plurality of insulating layers laminated in a lamination direction. The insulating layers contain a first resin as a material. The first inductor includes a first inductor conductor layer that adjoins one of the insulating layers. The low expansion portion has a coefficient of linear expansion lower than a coefficient of linear expansion of the plurality of insulating layers. The low expansion portion contains a second resin as a material. At least part of the low expansion portion is embedded in the laminated body. The second resin has a coefficient of linear expansion that is lower than a coefficient of linear expansion of the first resin. 1. An electronic component comprising:a body that includes a laminated body including a plurality of insulating layers laminated in a lamination direction, the insulating layers containing a first resin as a material;a first inductor including a first inductor conductor layer that adjoins one of the insulating layers; anda low expansion portion having a coefficient of linear expansion lower than a coefficient of linear expansion of the plurality of insulating layers, the low expansion portion containing a second resin as a material, and at least part of the low expansion portion being embedded in the laminated body,wherein the second resin has a coefficient of linear expansion that is lower than a coefficient of linear expansion of the first resin.2. An electronic component comprising:a body that includes a laminated body including a plurality of insulating layers laminated in a lamination direction, the insulating layers containing a first resin as a material;a first inductor including a first inductor conductor layer that adjoins one of the insulating layers; anda low expansion portion having a coefficient of linear expansion lower than a coefficient of linear expansion of the plurality of ...

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Номер записи: 75
11-01-2018 дата публикации

COIL COMPONENT

Номер: US20180012700A1
Автор: Jang Su Bong, JUNG Min Ki, KIM Han, Lee Sang Jong
Принадлежит:

A coil component may include a body including a plurality of insulating layers having coil patterns disposed on the plurality of insulating layers. The coil pattern may include a coil portion, a leading portion disposed on one side of the insulating layer, and a connection portion connecting the coil portion and the leading portion, a pattern line of the coil portion may have an arc shape, and the connection portion may be formed in a tangent line direction of the coil portion from one end of the leading portion. 1. A coil component , comprising:a body including a plurality of insulating layers having coil patterns disposed on the plurality of insulating layers,wherein the coil pattern includes a coil portion, a leading portion disposed on one side of the insulating layer, and a connection portion connecting the coil portion and the leading portion,a pattern line of the coil portion has an arc shape, andthe connection portion is formed in a tangent line direction of the coil portion from one end of the leading portion.2. The coil component of claim 1 , wherein the pattern line of the coil portion has any one of circular claim 1 , oval claim 1 , and track shapes.3. The coil component of claim 1 , wherein the leading portion is formed on a lower portion of one side of the insulating layer and has an L-letter shape.4. The coil component of claim 1 , wherein the connection portion contacts an upper portion of the coil portion.5. The coil component of claim 1 , wherein the coil patterns are connected to each other by a via.6. The coil component of claim 5 , wherein the pattern line of the coil portion has a track shape claim 5 , andthe via is disposed in a straight section of the coil portion.7. The coil component of claim 1 , wherein the body has a top surface claim 1 , a bottom surface claim 1 , and an end surface connecting the top surface and the bottom surface claim 1 , andthe coil pattern is stacked in a direction perpendicular to the top surface and the bottom ...

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Номер записи: 76
10-01-2019 дата публикации

REACTOR

Номер: US20190013144A1
Автор: Inaba Kazuhiro
Принадлежит:

Provided is a reactor including: an assembly that has a coil that has a pair of winding portions that are arranged side by side, and a magnetic core; a base member that has a mount plate on which the assembly is mounted; and a sensor assembly that has a sensor main body that detects a physical value related to the reactor, and a wiring portion extending from the sensor main body. The reactor includes a wire catch member provided on the assembly or the base member, the wire catch member allowing a part of the wiring portion to be arranged thereon, and a cable tie for fixing the wiring portion to the wire catch member. 15-. (canceled)6. A reactor comprising:an assembly that has a coil that has a pair of winding portions that are arranged side by side, and a magnetic core, a part of which is arranged inside the winding portions;a base member that has a mount plate on which the assembly is mounted; anda sensor assembly that has a sensor main body that detects a physical value related to the reactor, and a wiring portion extending from the sensor main body, a wire catch member provided on the assembly or the base member, the wire catch member allowing a part of the wiring portion to be arranged thereon, and', 'a cable tie that fixes the wiring portion to the wire catch member,, 'wherein the reactor includes'}the base member is a bottomed casing that has a bottom plate portion constituted by the mount plate, and a side wall portion surrounding the assembly,the wire catch member is integrally provided on an opening edge of the casing, and includes a plate-like piece projecting upward from the side wall portion, and a through hole formed through the plate-like piece, andthe cable tie is inserted into the through hole.7. A reactor comprising:an assembly that has a coil that has a pair of winding portions that are arranged side by side, and a magnetic core, a part of which is arranged inside the winding portions;a base member that has a mount plate on which the assembly is ...

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Номер записи: 77
15-01-2015 дата публикации

MULTILAYER DEVICE AND MANUFACTURING METHOD OF THE SAME

Номер: US20150015358A1
Автор: NANJYO Jyunichi, YOKOYAMA Tomoya
Принадлежит:

A multilayer inductor device in which parasitic inductance is made smaller while preventing increase in a mounting area of the device and complexity of a wiring pattern, and a manufacturing method of the stated multilayer inductor device. An outer electrode and a terminal electrode are connected to each other through a via hole. A side surface of a non-magnetic member forms a part of an end surface of the device, while the other side surface thereof being in contact with the via hole. A side surface of the via hole that makes contact with the non-magnetic member is opened, which prevents the parasitic inductance from being increased. The via hole being provided in an arbitrary position makes it possible to prevent the wiring pattern from being complicated and a mounting area of the device from being increased. 1. A multilayer device comprising:a multilayer body in which a plurality of substrates including magnetic-member substrates are laminated;a first land electrode on which an electronic component is to be mounted, the first land electrode being provided on a first surface of an outermost layer of the multilayer body;a second land electrode to be mounted on a substrate, the second land electrode being provided on a second surface of the outermost layer of the multilayer body; anda via hole which is provided inside a magnetic member layer of the multilayer body and which electrically connects the first land electrode and the second land electrode to each other,wherein a region of the multilayer body between the via hole and an end surface of the multilayer device is formed of a non-magnetic material.2. An electronic component module comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the multilayer device according to ; and'}an electronic component mounted on the first land electrode.3. A manufacturing method of a multilayer body comprising:a step of preparing a plurality of substrates including magnetic-member substrates;a step of forming the multilayer ...

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Номер записи: 78
14-01-2021 дата публикации

INDUCTANCE COIL PATH

Номер: US20210012945A1
Автор: Forrester Kurt, KENNES Patrik, Ridler Oliver John
Принадлежит:

A coil, such as, by way of example, an inductance communication coil, that includes a conductor including a first portion extending in a first level and a second portion extending in a second level, wherein the conductor includes a third portion located on a different level than that of the second portion, wherein an electrical path of the conductor is such that the second portion is located between the first portion and the third portion. 1. A coil , comprising:a conductor including a first portion extending in a first level and a second portion extending in a second level, wherein the conductor includes a third portion located on a different level than that of the second portion, wherein an electrical path of the conductor is such that the second portion is located between the first portion and the third portion, wherein at least one of:(i) the level on which the third portion is located is the first level, and the conductor includes a fourth portion extending in the first level, wherein an electrical path of the conductor is such that the fourth portion is located after the first portion, the second portion and the third portion, and a fifth portion is located between the third portion and the fourth portion, and the fifth portion is located on the second level; or(ii) with respect to at least one of a beginning or an end of a coil, a contiguous electrical path of the conductor subtends an angle totaling at least 600 degrees on a same level, andthe conductor is made out of copper, andthe coil is in signal communication with a receiver stimulator of a hearing prosthesis.2. The coil of claim 1 , wherein:the first, second and third portions are turns of the conductor.3. The coil of claim 1 , further comprising a sixth portion corresponding to a fourth turn claim 1 , wherein the sixth portion is located on the second level claim 1 , and wherein the electrical path of the conductor is such that the sixth portion is located between the first portion and the third ...

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Номер записи: 79
14-01-2021 дата публикации

INDUCTOR DEVICE

Номер: US20210012946A1
Автор: Chan Ka-Un, Yen Hsiao-Tsung
Принадлежит:

An inductor device includes a first trace, a second trace, and a double ring inductor. The first trace is disposed at a first area. The second trace is disposed at a second area. The double ring inductor is located at an outside of the first trace and the second trace. The double ring inductor is respectively coupled to the first trace and the second trace in an interlaced manner. 1. An inductor device , comprising:a first trace disposed in a first area;a second trace disposed in a second area; anda double ring inductor disposed at an outside of the first trace and the second trace, wherein the double ring inductor is respectively coupled to the first trace and the second trace in an interlaced manner.2. The inductor device of claim 1 , wherein the double ring inductor comprises:a third trace disposed in the first area, and coupled to the first trace in an interlaced manner; anda fourth trace disposed in the second area, and coupled to the second trace in an interlaced manner.3. The inductor device of claim 2 , wherein the third trace and the fourth trace are coupled to each other at a junction of the first area and the second area.4. The inductor device of claim 3 , wherein the first trace and the third trace are coupled to each other in an interlaced manner at a side which is opposite to the junction.5. The inductor device of claim 4 , wherein the second trace and the fourth trace are coupled to each other in an interlaced manner at the junction.6. The inductor device of claim 5 , wherein the double ring inductor further comprises:a first connector coupled to the third trace and the fourth trace at a first side of the inductor device.7. The inductor device of claim 6 , wherein the double ring inductor further comprises:a first input/output terminal disposed in the third trace.8. The inductor device of claim 7 , wherein the first trace claim 7 , the second trace claim 7 , the third trace claim 7 , and the fourth trace are disposed on a first layer.9. The inductor ...

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Номер записи: 80
14-01-2021 дата публикации

ELECTRONIC COMPONENT

Номер: US20210012947A1
Автор: HAMACHI Noriaki, HATTORI Shingo, Ishima Yuya, ITO Kosuke, KONDO Shinichi, MORIYA Atsushi, TOBITA Kazuya
Принадлежит: TDK Corporation

An electronic component according to an aspect of the present disclosure includes an element body and a terminal electrode. The element body includes an outer surface provided with a depression. The terminal electrode is disposed on the element body. The terminal electrode includes a first electrode portion and a second electrode portion. The first electrode portion is disposed in the depression. The second electrode portion protrudes from the depression. The second electrode portion is thicker than the first electrode portion. 1. An electronic component comprising:an element body including an outer surface provided with a depression; anda terminal electrode disposed on the element body, whereinthe terminal electrode includes a first electrode portion disposed in the depression and a second electrode portion protruding from the depression, andthe second electrode portion is thicker than the first electrode portion.2. The electronic component according to claim 1 , whereinthe outer surface includes a main face constituting a mounting surface and an end face adjacent to the main face,the depression includes an end-face depression provided on the end face and a main-face depression provided on the main face,the first electrode portion includes a first end-face electrode part disposed in the end-face depression and a first main-face electrode part disposed in the main-face depression, andthe second electrode portion includes a second end-face electrode part protruding from the end-face depression and a second main-face electrode part protruding from the main-face depression.3. The electronic component according to claim 1 , whereinthe element body has a rectangular parallelepiped shape,the outer surface includes: a first main face constituting a mounting surface; a second main face opposed to the first main face; a pair of side faces opposed to each other; and a pair of end faces opposed to each other,the electronic component has a length of 1 mm or less in a direction ...

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Номер записи: 81
14-01-2021 дата публикации

LAMINATED COIL AND MANUFACTURING METHOD THEREFOR

Номер: US20210012960A1
Автор: Long Huijun
Принадлежит:

A laminated coil and manufacturing method therefor are disclosed. The laminated coil comprises multiple lamination units formed after a base body is folded. The lamination unit comprises an opening, a first common edge, and a second common edge; opening directions of two adjacent lamination units are opposite; the lamination unit is separately jointed with two adjacent lamination units by means of the first common edge and the second common edge, so that the base body in a laminated state forms a spiral power-on path. The base body is sequentially folded to form multiple lamination units, so that the base body in the laminated state forms the spiral power-on path to improve energy efficiency of a rectangular coil. In addition, on the basis of the laminated coil structure, the manufacturing method provided is adopted, and high precision of laminated coil can be highly efficiently manufactured. 1. A laminated coil comprising a plurality of laminated units formed by folding a base body , wherein the laminated unit comprises an opening , a first common edge and a second common edge , wherein opening directions of two adjacent laminated units are opposite , and the laminated unit is separately jointed with two adjacent laminated units by means of the first common edge and the second common edge , so that the base body in a laminated state forms a spiral power-on path.2. The laminated coil according to claim 1 , wherein the laminated unit comprises a U-shaped unit comprising a first arc edge claim 1 , a second arc edge claim 1 , a third arc edge claim 1 , a fourth arc edge claim 1 , a first connection edge claim 1 , a second connection edge claim 1 , a third connection edge and a fourth connection edge; wherein the first common edge claim 1 , the first arc edge claim 1 , the first connection edge claim 1 , the second arc edge claim 1 , the second common edge claim 1 , the third arc edge claim 1 , the second connection edge claim 1 , the third connection edge claim 1 , the ...

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Номер записи: 82
09-01-2020 дата публикации

INDUCTOR

Номер: US20200013537A1
Автор: Hong Seung Hee, Jang Su Bong, JUNG Min Ki, Lee Sang Jong, Song Seung Jae
Принадлежит:

An inductor includes a body including a plurality of insulating layers and a plurality of coil patterns are disposed on each of the plurality of insulating layers, and first and second external electrodes disposed on an external surface of the body. The plurality of coil patterns are connected to each other by coil connecting portions and both end portions thereof are electrically connected to the first and second external electrodes through coil lead portions, respectively, to form a coil. The plurality of coil patterns include coil patterns disposed on an outer portion of the body and coil patterns disposed on an inner portion of the body, the coil patterns disposed on the inner portion of the body include first coil patterns electrically connected in parallel, and at least one of the first coil patterns includes an internal side portion having a shape different from shapes of remaining coil patterns. 1. An inductor comprising:a body including a plurality of insulating layers and a plurality of coil patterns disposed on each of the plurality of insulating layers; andfirst and second external electrodes disposed on an external surface of the body,wherein the plurality of coil patterns are connected to each other by coil connecting portions, and both end portions thereof are electrically connected to the first and second external electrodes through coil lead portions, respectively, to form a coil, and,the plurality of coil patterns include coil patterns disposed on an outer portion of the body and coil patterns disposed on an inner portion of the body, the coil patterns disposed on the inner portion of the body include first coil patterns electrically connected in parallel, and at least one of the first coil patterns includes an internal side portion having a shape different from shapes of remaining coil patterns.2. The inductor of claim 1 , wherein the first coil patterns electrically connected in parallel have corner portions having shapes different from each ...

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Номер записи: 83
09-01-2020 дата публикации

COIL-EMBEDDED CERAMIC SUBSTRATE

Номер: US20200013538A1
Автор: ADACHI Toshiro, NAKANIWA Masataka
Принадлежит:

A coil-embedded ceramic substrate includes a plurality of ceramic layers including multi-turn coil patterns provided thereon. At least one ceramic layer of the plurality of ceramic layers includes thereon a multi-turn coil pattern and dummy patterns not electrically connected to the multi-turn coil pattern. The multi-turn coil pattern winds around and extends parallel or substantially parallel to sides of the ceramic layer. The dummy patterns are each parallel or substantially parallel to corresponding ones of the sides of the ceramic layer as an extension of portion of the coil pattern in an extending direction. 1. A coil-embedded ceramic substrate , comprising:a plurality of ceramic layers including multi-turn coil patterns provided thereon; whereinat least one of the plurality of ceramic layers includes thereon a multi-turn coil pattern, and a dummy pattern that is not electrically connected to the multi-turn coil pattern;the multi-turn coil pattern winds around a center point of one of the plurality of ceramic layers while extending parallel or substantially parallel to sides of the one of the plurality of ceramic layers; andthe dummy pattern is parallel or substantially parallel to corresponding ones of the sides of the one of the plurality of ceramic layers.2. The coil-embedded ceramic substrate according to claim 1 , wherein the dummy pattern is disposed at a position symmetrical or substantially symmetrical to a portion of the multi-turn coil pattern claim 1 , with respect to a line passing through the center point of the one of the plurality of ceramic layers and parallel or substantially parallel to predetermined ones of the sides of the one of the plurality of ceramic layers.3. The coil-embedded ceramic substrate according to claim 1 , wherein the dummy pattern is disposed at a position substantially symmetrical to a portion of an innermost pattern of the multi-turn coil pattern with respect to the center point of the one of the plurality of ceramic ...

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Номер записи: 84
09-01-2020 дата публикации

COIL COMPONENT

Номер: US20200013540A1
Автор: KANG Byung Soo, Li Yong Hui, Moon Byeong Cheol, YANG Ju Hwan
Принадлежит:

A coil component includes a body having one surface and another surface opposing each other and a plurality of wall surfaces each connecting the one surface to the other surface of the body. A pair of recesses are disposed in a respective end surface of a pair of opposing end surfaces of the body and each extend to the one surface. A coil portion includes first and second lead-out portions disposed on a surface of an internal insulating layer embedded in the body, and the coil portion is exposed to an internal wall and a bottom surface of each of the pair of recesses. First and second external electrodes are each disposed along the internal wall of a respective recess and along the one surface of the body to be connected to the coil portion, and are spaced apart from each other on the one surface of the body. 1. A coil component comprising:a body having one surface and another surface, disposed to oppose each other in one direction, and a plurality of wall surfaces connecting the one surface of the body to the other surface of the body;an internal insulating layer embedded in the body;a pair of recesses, each disposed in a respective end surface of a pair of opposing end surfaces of the body among the plurality of wall surfaces of the body, and each extending to the one surface of the body;a coil portion including first and second lead-out portions disposed on one surface of the internal insulating layer to be spaced apart from each other, the coil portion being exposed to an internal wall and a bottom surface of each of the pair of recesses; andfirst and second external electrodes each disposed along the internal wall of a respective one of the pair of recesses and disposed along the one surface of the body to be connected to the coil portion, wherein the first and second external electrodes are disposed on the one surface of the body to be spaced apart from each other.2. The coil component of claim 1 , wherein each of the first and second external electrodes is ...

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Номер записи: 85
09-01-2020 дата публикации

High Voltage Winding And A High Voltage Electromagnetic Induction Device

Номер: US20200013543A1
Автор: Bandapalle Venkatesulu, EKEBERG Jonas, Murillo Rafael, Pradhan Manoj, SHOORY ABDOLHAMID
Принадлежит:

A high voltage winding for a single electrical phase of a high voltage electromagnetic induction device, wherein the high voltage winding comprises: a first winding part, and a second winding part, wherein the first winding part comprises: a first conductor, a first solid electrical insulator circumferentially enclosing the first conductor, and a first semi-conductive sheath circumferentially enclosing the first solid electrical insulator, wherein the first semi-conductive sheath is earthed or connected to an electric potential that is lower than a rated voltage of the high voltage winding, and wherein the second winding part comprises: a second conductor, and a second solid electrical insulator circumferentially enclosing the second conductor and forming an outermost layer of the second winding part. 1. A high voltage winding for a single electrical phase of a high voltage electromagnetic induction device , wherein the high voltage winding comprises:a first winding part, anda second winding part,wherein the first winding part includes:a first conductor,a first solid electrical insulator circumferentially enclosing the first conductor, anda first semi-conductive sheath circumferentially enclosing the first solid electrical insulator, wherein the first semi-conductive sheath is earthed or connected to an electric potential that is lower than a rated voltage of the high voltage winding, andwherein the second winding part includes:a second conductor, anda second solid electrical insulator circumferentially enclosing the second conductor and forming an outermost layer of the second winding part.2. The high voltage winding as claimed in claim 1 , wherein the first conductor has a bushing connection end configured to be connected to a bushing claim 1 , the first winding part being configured to be connected between a bushing and the second winding part.31. The high voltage winding () as claimed in claim 1 , wherein the first solid electrical insulator is made of cross- ...

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Номер записи: 86
09-01-2020 дата публикации

ELECTRONIC COMPONENT

Номер: US20200013729A1
Автор: MAKINO Narimichi, NANJYO Jyunichi, WASHIDA Ryosuke
Принадлежит:

An electronic component includes a multilayer body including a first insulator and a second insulator having a higher resistivity than the first insulator, metal conductors each positioned between the first insulator and the second insulator and including a predetermined end surface positioned at least near an end surface of the multilayer body, plating films each provided on the predetermined end surface of the metal conductor in a state extending out in a direction covering an end surface of the first insulator by a larger distance than in a direction covering an end surface of the second insulator, and an outer conductor provided on the outer sides of the plating films and electrically connected to the metal conductor through the plating films. 1. An electronic component comprising:a multilayer body including a first insulator and a second insulator having a higher resistivity than the first insulator;a metal conductor positioned between the first insulator and the second insulator and including a predetermined end surface positioned at least near an end surface of the multilayer body;a plating film provided on the predetermined end surface of the metal conductor in a state extending out in a direction covering an end surface of the first insulator by a larger distance than in a direction covering an end surface of the second insulator; andan outer conductor provided on an outer side of the plating film and electrically connected to the metal conductor through the plating film.2. The electronic component according to claim 1 , wherein the predetermined end surface of the metal conductor is positioned on an inner side that is inward from the end surface of the multilayer body.3. The electronic component according to claim 1 , wherein the first insulator is a magnetic body and the second insulator is a nonmagnetic body.4. The electronic component according to claim 1 , whereina coil is provided inside the first insulator; andthe outer conductor defines and ...

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Номер записи: 87
14-01-2021 дата публикации

DEVICE CHARGER

Номер: US20210013725A1
Автор: BHASIN Sunny, Budurea Daniel, PEVZNER Igor, SMEREKA Andrzej
Принадлежит:

A device charger is provided. The device charger includes: a faceplate having an electrical outlet-sized aperture therethrough, the faceplate comprising an electrical circuit; a first body extending from a rear side of the faceplate, the first body comprising an AC-to-DC power supply; a second body extending from the rear side of the faceplate, the first body and the second body including respective electrical contacts located to electrically contact one or more respective electrical outlet terminals, the respective electrical contacts configured to provide alternating current from the terminals to an AC input of the power supply at least partially via the electrical circuit of the faceplate; and at least one electrical connector, located at a front side of the faceplate, connected to a DC output of the power supply, the at least one electrical connector for providing DC power to an external device connected thereto. 1. A device comprising:an outlet faceplate having an electrical outlet-sized aperture therethrough, the outlet faceplate comprising an electrical circuit;a first body extending from a rear side of the outlet faceplate, the first body comprising an AC-to-DC (alternating-current to direct-current) power supply;a second body extending from the rear side of the outlet faceplate,the first body and the second body including respective electrical contacts located to electrically contact one or more respective electrical outlet terminals, the respective electrical contacts configured to provide alternating current from the one or more respective electrical outlet terminals to an AC input of the AC-to-DC power supply at least partially via the electrical circuit of the outlet faceplate; andat least one electrical connector, located at a front side of the outlet faceplate, connected to a DC output of the AC-to-DC power supply, the at least one electrical connector for providing DC power to an external device connected thereto.2. The device of claim 1 , wherein ...

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Номер записи: 88
09-01-2020 дата публикации

Wireless power transmission system and sheet coil

Номер: US20200014246A1
Автор: Daigo TSUBAI, Hideshi Yamakawa, Hisashi Tsuda, Kaoru Ito, Masami Inoue, Taiki Sueyoshi, Takashi Oda, Toru Mizutani, Yasuyuki Ota
Принадлежит: Nitto Denko Corp

A wireless power transmission system includes a power-supplying device including an electronic oscillator that generates electric power having a frequency of 1 MHz or more and 5 MHz or less, and a power-supplying coil member in which the electric power flows; and a power-receiving device including a power-receiving coil member that is capable of generating electric power based on the magnetic field generating from the power-supplying coil member, wherein the power-receiving coil member is a sheet coil including an insulating layer and a first coil pattern disposed at one side of the insulating layer, the first coil pattern is composed of wires, and the wires are disposed in spaced apart relation from each other with a predetermined space provided therebetween in the radial direction of the first coil pattern.

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Номер записи: 89
14-01-2016 дата публикации

COMPOSITE ELECTRONIC COMPONENT AND BOARD HAVING THE SAME

Номер: US20160014886A1
Автор: HAN Jin Woo, KIM Ho Yoon, Kim Myeong Gi, Moon Byeong Cheol, SON Soo Hwan
Принадлежит:

A composite electronic component includes a composite body in which a capacitor and an inductor are coupled to each other, the capacitor including a ceramic body including a plurality of dielectric layers and first and second internal electrodes, and the inductor including a magnetic body including a coil part. An input terminal is disposed on a first side surface of the composite body and is connected to the coil part. An output terminal includes a first output terminal disposed on the first side surface of the composite body and connected to the coil part and a second output terminal disposed on a first end surface of the composite body and connected to the first internal electrodes. A ground terminal is disposed on a second end surface of the composite body and is connected to the second internal electrodes. The capacitor is coupled to a side surface of the inductor. 1. A composite electronic component comprising:a composite body in which a capacitor and an inductor are coupled to each other, the capacitor including a ceramic body in which a plurality of dielectric layers and first and second internal electrodes disposed to face each other with respective dielectric layers interposed between the first and second internal electrodes are stacked, and the inductor including a magnetic body including a coil part;an input terminal disposed on a first side surface of the composite body in a width direction of the composite body and connected to the coil part of the inductor;an output terminal including a first output terminal disposed on the first side surface of the composite body in the width direction and connected to the coil part of the inductor and a second output terminal disposed on a second side surface of the composite body in the width direction and connected to the first internal electrodes of the capacitor; anda ground terminal disposed on the second side surface of the composite body in the width direction and connected to the second internal electrodes ...

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Номер записи: 90
10-01-2019 дата публикации

PASSIVE ELEMENT ARRAY AND PRINTED WIRING BOARD

Номер: US20190014665A1
Автор: YAZAKI Hirokazu, YONEMORI Keito
Принадлежит:

A passive element array includes an element body including laminated base material layers, first and second passive elements arranged in the element body perpendicular or substantially perpendicular to a lamination direction of the plurality of base material layers, a pair of first input/output terminals provided at one main surface of the element body and connected to the first passive element and a pair of second input/output terminals provided at the other main surface of the element body and connected to the second passive element. 1. A passive element array provided in a printed wiring board , the passive element array comprising:an element body including a plurality of laminated base material layers;a first passive element and a second passive element provided in the element body and arranged in a direction perpendicular or substantially perpendicular to a lamination direction of the plurality of base material layers;a pair of first input/output terminals provided at one main surface of the element body and connected to the first passive element; anda pair of second input/output terminals provided at another main surface of the element body and connected to the second passive element; whereina terminal connected to the second passive element is not provided at the one main surface of the element body, and a terminal connected to the first passive element is not provided at the another main surface of the element body.2. The passive element array according to claim 1 , further comprising:a third passive element provided in the element body and arranged in a direction perpendicular or substantially perpendicular to the lamination direction, with respect to the first passive element;a pair of third input/output terminals provided at the one main surface of the element body and connected to the third passive element; anda ground terminal provided at the one main surface of the element body; whereinthe ground terminal is provided between the pair of first input/ ...

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Номер записи: 91
09-01-2020 дата публикации

Package substrate inductor having thermal interconnect structures

Номер: US20200015348A1
Автор: Anne AUGUSTINE, Huong T. Do, Michael J. Hill
Принадлежит: Intel Corp

Embodiments include a microelectronic device package structure having an inductor within a portion of a substrate, wherein a surface of the inductor is substantially coplanar with a surface of the substrate. One or more thermal interconnect structures are on the surface of the inductor. A conductive feature is embedded within a board, where a surface of the conductive feature is substantially coplanar with a surface of the board. One or more thermal interconnect structures are on the surface of the conductive feature of the board, where the thermal interconnect structures provide a thermal pathway for cooling for the inductor.

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Номер записи: 92
18-01-2018 дата публикации

Current detection element, transmission device, and electric power transmission system

Номер: US20180017599A1
Автор: Keiichi Ichikawa
Принадлежит: Murata Manufacturing Co Ltd

A current detection element includes a laminate where multiple insulator layers are laminated, a main line conductor formed in the laminate, extending in one direction, a coil-shaped current detection conductor that is formed in the laminate and that is magnetically coupled with the main line conductor, and electrostatic shielding conductors that are formed in the laminate, and that are grounded. The electrostatic shielding conductors overlap at least one of the main line conductor and the current detection conductor in plan view from a winding axis direction along a winding axis of the current detection conductor. Accordingly, a current detection element that accurately detects high-frequency AC current flowing through a line, and a transmission device and electric power transmission system having the same, are provided.

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Номер записи: 93
19-01-2017 дата публикации

Coil Body

Номер: US20170018347A1
Автор: BOLDL Johann, PILSL Rainer
Принадлежит:

A coil body with a hollow housing body is provided that has on a first side an opening for the intake of a coil into the housing body along an inserting direction and a housing wall that extends between the first side of the housing body and a second side that is located opposite. The coil body further comprises multiple electric contacts and a plurality of guiding grooves that are disposed along the housing wall and that are each formed for guiding of a connection wire in order to connect a coil, which has been absorbed by the housing body, to the contacts. The contacts are thereby disposed on the second side on the housing body. 1. A coil body that has on a first side an opening for inserting a coil in a housing body along an inserting direction and a housing wall that extends between the first side of the housing body and an opposite second side , electric contacts and a plurality of guiding grooves that are situated along the housing wall and that are each formed for guiding a connection wire in order to connect a coil that has been inserted through the housing body to the contacts , whereby the contacts are disposed on the opposite second side on the housing body.2. The coil body according to that further has slits that are formed on the an edge of the opening and that are disposed on the opening in a circumferential direction so that a throughput into the housing body and/or out of the housing body is provided for each guiding groove.3. The coil body according to claim 1 , wherein at least one guiding groove extends completely along the housing wall.4. The coil body according to claim 1 , wherein the housing body is configured to receive a torus-shaped coil.5. The coil body according to claim 1 , wherein the guiding grooves are formed by fins that protrude from the housing wall and that extend in parallel along the inserting direction.6132. The coil body according to claim 5 , wherein respectively two fins form a guiding groove and fins of respectively one ...

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Номер записи: 94
19-01-2017 дата публикации

COUPLING INDUCTORS IN AN IC DEVICE USING INTERCONNECTING ELEMENTS WITH SOLDER CAPS AND RESULTING DEVICES

Номер: US20170018348A1
Автор: DUBEY Ajit M., MAK Tak Ming
Принадлежит:

Methods of coupling inductors in an IC device using interconnecting elements with solder caps and the resulting device are disclosed. Embodiments include forming a top inductor structure, in a top inductor area on a lower surface of a top substrate, the top inductor structure having first and second top terminals at its opposite ends; forming a bottom inductor structure, in a bottom inductor area on an upper surface of a bottom substrate, the bottom inductor structure having first and second bottom terminals at its opposite ends; forming top interconnecting elements on the lower surface of the top substrate around the top inductor area; forming bottom interconnecting elements on the upper surface of the bottom substrate around the bottom inductor area; forming solder bumps on lower and upper surfaces, respectively, of the top and bottom interconnecting elements; and connecting the top and bottom interconnecting elements to each other. 1. A method comprising:forming a top inductor structure, in a top inductor area on a lower surface of a top substrate, the top inductor structure having first and second top terminals at its opposite ends;forming a bottom inductor structure, in a bottom inductor area on an upper surface of a bottom substrate, the bottom inductor structure having first and second bottom terminals at its opposite ends;forming top interconnecting elements on the lower surface of the top substrate around the top inductor area;forming bottom interconnecting elements on the upper surface of the bottom substrate around the bottom inductor area;forming solder bumps on lower and upper surfaces, respectively, of the top and bottom interconnecting elements; andconnecting the top and bottom interconnecting elements to each other.2. The method according to claim 1 , wherein forming each of the top and bottom inductor structures comprises:forming a coil of conductive material, the coil having first and second terminals at its opposite ends.3. The method according to ...

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Номер записи: 95
19-01-2017 дата публикации

COIL MODULE

Номер: US20170018349A1
Автор: BANBA Shinichiro, NISHIDE Mitsuyoshi, OTSUBO Yoshihito, SAKAI Norio
Принадлежит:

A coil component is provided with only first and second columnar conductors that are a part of a coil electrode. This can simplify the manufacturing process and reduce the cost of the coil component. A wiring substrate is provided with substrate-side wiring electrode traces that form the remaining part of the coil electrode. In the process of forming the wiring substrate using a substrate forming technique commonly used, the substrate-side wiring electrode traces can be easily formed together with other wiring electrodes. Therefore, when the coil electrode is configured to be formed by placing the coil component on the wiring substrate, a coil module including the coil component can be inexpensively manufactured. 1. A coil module that includes a coil having a coil core and a coil electrode helically wound around the coil core , the coil module comprising:a coil component including an insulating layer having the coil core embedded therein, and the coil electrode comprising a component-side coil electrode provided in the insulating layer and having a non-helical shape; anda wiring substrate having the coil component thereon and provided with a substrate-side coil electrode and other wiring electrodes, the coil electrode further comprising the substrate-side coil electrode and the substrate-side coil electrode having a non-helical shape,wherein the component-side coil electrode of the coil component is connected to the substrate-side coil electrode of the wiring substrate to helically constitute the coil electrode.2. The coil module according to claim 1 , wherein the wiring substrate includes a first multilayer insulating layer; andthe coil component is mounted on a first principal surface of the first multilayer insulating layer, and the component-side coil electrode is connected to the substrate-side coil electrode embedded in the first multilayer insulating layer.3. The coil module according to claim 2 , wherein a plurality of first columnar conductors embedded in ...

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Номер записи: 96
19-01-2017 дата публикации

Inductor and printed circuit board

Номер: US20170018351A1
Автор: Kazuhiko Oyama, Kozue IMAIZUMI, Masuo YATABE, Noriyuki MABUCHI
Принадлежит: TAIYO YUDEN CO LTD

One object is to compensate the reduction of the Q value due to reduction of core sectional area of a coil of an inductor, and the reduction of positional accuracy and adhesive strength of components mounted on a printed circuit board due to reduction of area of external electrodes, both caused by downsizing of component sizes. An inductor is provided which includes: a coil formed in an insulator and having one end and the other end thereof formed in a direction away from a mounting surface; and lead-out portions connected to the coil at positions more distant from the mounting surface than a portion of the coil closest to the mounting surface.

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Номер записи: 97
21-01-2016 дата публикации

COIL COMPONENT

Номер: US20160020012A1
Автор: Abe Hiroyuki, MIKOGAMI Tasuku, Takagi Nobuo, TSUCHIDA Setu
Принадлежит: TDK Corporation

A coil component includes a first core, a second core, a lead wire, an outside mark, and an inside mark. The first core includes a winding portion and a pair of core ends. The second core connects a pair of the core ends and includes an inside surface and an outside surface. The lead wire is wound around the winding portion. The outside mark is formed on the outside surface of the second core and designed to change its arrangement at the time of rotating the second core by 90 degrees in a rotational direction whose central axis is along a normal direction of the outside surface. The inside mark with undulation is formed on the inside surface of the second core and designed to change its arrangement at the time of rotating the second core by 90 degrees in the rotational direction. 1. A coil component comprising:a first core including a winding portion and a pair of core ends provided at both ends of the winding portion;a second core with a plate shape for connecting a pair of the core ends; anda lead wire wound around the winding portion, whereinthe second core includes an inside surface and an outside surface,the inside surface has a pair of fixed parts fixing to a pair of the core ends respectively and faces the first core,the outside surface faces opposite to the inside surface,an outside mark is formed on the outside surface of the second core and designed to change its arrangement at the time of rotating the second core by 90 degrees in a rotational direction whose central axis is along a normal direction of the outside surface, andan inside mark with undulation is formed on the inside surface of the second core and designed to change its arrangement at the time of rotating the second core by 90 degrees in the rotational direction.2. The coil component as set forth in claim 1 , whereinat least a part of the inside mark is formed on a mark-forming area of the inside surface of the second core andthe mark-forming area faces the core ends at the time of relatively ...

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Номер записи: 98
21-01-2016 дата публикации

Laminated coil component and method for manufacturing it

Номер: US20160020014A1
Автор: Shoichiro FURUKAWA, Sumiyo Nakamura, Takahiro Sumi
Принадлежит: Murata Manufacturing Co Ltd

A laminated coil component has a laminated body which is formed by laminating a plurality of ferrite layers, a helical coil which is provided in the laminated body, and a plurality of external electrodes which are provided on the surface of the laminated body and are electrically connected to the helical coil and are mainly composed of Cu. The ferrite layers have an exposed region exposed from the surface of the laminated body without being covered with the external electrodes. A surface resistivity of the exposed region of the ferrite layers is more than 10 4 Ω and less than 10 7 Ω.

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Номер записи: 99
21-01-2016 дата публикации

INTEGRATED MAGNETCS TRANSFORMER ASSEMBLY

Номер: US20160020016A1
Автор: Andersen Michael A.E., Ouyang Ziwei
Принадлежит: DANMARKS TEKNISKE UNIVERSITET

The present invention relates to an integrated magnetics transformer assembly comprising a first magnetically permeable core forming a first substantially closed magnetic flux path and a second magnetically permeable core forming a second substantially closed magnetic flux path. A first input inductor winding is wound around a first predetermined segment of the first magnetically permeable core and a second input inductor winding is wound around a first predetermined segment of the second magnetically permeable core. The integrated magnetics transformer assembly further comprises a first output inductor winding comprising series coupled first and second half-windings wherein the first half-winding is wound around a second predetermined segment of the first magnetically permeable core and the second half-winding is wound around a second predetermined segment of the second magnetically permeable core. A second output inductor comprises series coupled first and second half-windings wherein the first half-winding is wound around a third predetermined segment of the first magnetically permeable core and the second half-winding is wound around a third predetermined segment of the second magnetically permeable core. The second half-winding of the first output inductor winding and the second half-winding of the second output inductor winding are configured to produce oppositely directed magnetic fluxes through the second substantially closed magnetic flux path and the first half-winding of the first output inductor winding and the first half-winding of the second output inductor winding are configured to produce aligned, i.e. in the same direction, magnetic fluxes through the first substantially closed magnetic flux path. The integrated magnetics transformer assembly is well-suited for use in a broad range of single input or multiple-input isolated power converter topologies. 1. An integrated magnetics transformer assembly comprising:a first magnetically permeable core ...

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Номер записи: 100