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Matches 901 - 950 out of 23,929

Document Document Title
WO/2010/041321A1
A non-contact power transmission device comprises a self-resonant coil (110, 240), a dielectric coil (120, 230) capable of transmitting and receiving power to and from the self-resonant coil by electromagnetic induction, and a bobbin (27...  
WO/2010/038297A1
There is provided a self-resonant coil (110, 240) used in a contactless power transferring apparatus capable of at least one of transferring and receiving electric power by magnetic field resonance. A coil is defined as a virtual coil (4...  
WO/2010/038326A1
A noncontact power receiving apparatus has a secondary self-resonant coil (110) capable of at least transmitting or receiving of power to or from a primary self-resonance coil disposed to face the noncontact power receiving apparatus by ...  
WO/2010/032116A1
A contactless power supply system includes a feeder line through which a high-frequency current flows and a pickup unit inductively coupled to the feeder line. The contactless power supply system is configured to supply electric power to...  
WO/2010/026805A1
Provided is a wireless power transmission device wherein heat dissipating efficiency is improved without causing size increase of a structure. In a wireless power transmission device (1), a case body (31) for a primary side recharging t...  
WO/2010/013049A1
A transformer (200) comprises a secondary winding including a plurality of coaxially arranged toroidal closed magnetic circuits (42) connected in series within an enclosure (47) and a primary winding (23) comprising a plurality of turns ...  
WO/2010/006911A1
The invention relates to a multi-part lamp base comprising a separate base element, wherein a transformer is accommodated in the base element. For said transformer, at least one winding is fixed by way of a contact pin.  
WO/2010/004202A1
The invention relates to an ignition module for a spark-ignition internal combustion engine coil, said module comprising a magnetic circuit provided with: a core (6) around which is wound at least one primary winding (7) and at least one...  
WO/2010/005324A1
A contactless power receiver is provided with a dynamically tuned pick up coil. The power transfer capacity of this power receiver is dynamically tuned using semiconductor switches that are operated in linear mode over part of their oper...  
WO/2010/001749A1
Disclosed is a plane coil which is made thin while an increase in effective resistance in the high frequency region is minimized. A plane coil (10) is configured such that a plurality of electrically conductive wires (11) arranged in par...  
WO/2009/154501A1
The invention relates to the area of geophysics and, in particular, to the methods of noncontact data exchange between self-contained logging tools and a surface reader, as well as to the problem of noncontact charging of accumulator bat...  
WO/2009/147552A1
A rotary transformer (101, 201, 301) for a computer tomography gantry (91) for contactlessly transferring electrical energy from a stationary part (92) of the gantry to a rotary part (93) of the gantry and a CT gantry comprising such rot...  
WO/2009/146569A1
A high-voltage transducer comprises an insulation, which includes a compressible silicone gel insulation (13). A compressible insulation permits the application of available transducer constructions for strongly varying temperature range...  
WO/2009/147574A1
The present invention refers to a high-voltage power supply circuit for inductively transmitting electrical energy from a stationary part to a load on a rotary part which requires a non- symmetrical voltage transfer, for example, an X-ra...  
WO/2009/147577A1
The invention provides a transformer for a computer tomography gantry (91) for transfering contactlessly electrical energy from a stationary part of the gantry (92) to a rotary part of the gantry (93), wherein the transformer comprises a...  
WO/2009/147550A1
The invention provides for a scalable power transfer device for providing electrical energy for a computer tomography gantry. The power transfer device (301) comprises two E-core pairs (311, 313) which might be provided with windings (31...  
WO/2009/142053A1
Provided is an electronic device wherein power supply and information communication between electronic circuit boards are performed without wire connection, and means for achieving such power supply and information communication are redu...  
WO/2009/132701A1
This application describes a peripheral unit (100) for a building management system (560). The peripheral unit (100) has an electronics module (110) and a coupling device (120) which is coupled to the electronics module (110). The coupli...  
WO/2009/131059A1
A transformer comprises substrates (1, 3) forming a primary winding, substrates (2, 4) forming a secondary winding, and a core part (5) disposed around the substrates (1-4). The substrates (1, 3) comprise insertion holes (1a, 3a) allowin...  
WO/2009/131429A1
The invention refers to the electrical engineering, particularly to the power medium- or high-voltage transformers. It is proposed to make transformer as series and/or parallel connected modules, consisting of low-power electronic transf...  
WO/2009/128724A1
A system for high power transmission on an installation comprising a first part (1, 11) and a second part (2, 12) rotating relative to each other characterized in that the system further comprising a rotary three-phase transformer having...  
WO/2009/124783A1
The invention relates to a coil arrangement (9) for generating magnetic alternating fields, having at least two conductor loops (1, 2) that are associated with each other and are galvancially isolated, but capacitatively coupled. The fir...  
WO/2009/121627A2
An inductive component, for example, a throttle for an electronic circuit for powering a discharge light, has an effective magnetic volume of 900 mm3 or less at a lateral dimension which is 20 mm or less in one direction, wherein the fer...  
WO/2009/121627A3
An inductive component, for example, a throttle for an electronic circuit for powering a discharge light, has an effective magnetic volume of 900 mm3 or less at a lateral dimension which is 20 mm or less in one direction, wherein the fer...  
WO/2009/117744A2
Inductively coupled work surfaces with integrated primary coils are provided. Power is inductively coupled from a work surface with an integrated primary coil to a handheld device containing a secondary coil. The inductively coupled work...  
WO/2009/114671A1
An inductive power supply including multiple tank circuits and a controller for selecting at least one of the tank circuits in order to wirelessly transfer power based on received power demand information. In addition, a magnet may be us...  
WO/2009/112340A1
A rotary transmission arrangement is proposed for the contactless transmission of energy and/or signals between components which are disposed rotatably relative to one another, wherein each component is coupled to a coil carrier (1, 2), ...  
WO/2009/114873A1
Single phase inductors have non-linear inductance values, and M-phase coupled inductors having non-linear leakage inductance values. Each inductor includes at least one of the following: a saturable magnetic element, a gap of non-uniform...  
WO/2009/111597A2
A wireless power system includes a power source, power receiver, and components thereof. The system can also include a parasitic antenna that can improve the coupling to the power source in various modes. The antenna can have both a vari...  
WO/2009/109847A1
A shielding system for mitigation of the magnetic field produced by a plurality of source conductors (1) traversed by currents comprises a plurality of shielding conductors (2) associated to the plurality of source conductors (1), and a ...  
WO/2009/107523A1
A second through hole (22) of a second bobbin (20) is provided with an inserting port (27), into which an extending section (13) of a first bobbin (10) is inserted, on one end section in a direction of an axis line (C2), and a portion wi...  
WO/2009/106631A1
In accordance with the invention there is also provided a voltage combiner (200) comprising: a transformer (104) having a first (108) and second (110) winding each having a first and second tap; and an inductor (120) connected between th...  
WO/2009/104474A1
A power receiving coil block comprises a power receiving coil (1) which is magnetically coupled to a power feeding coil when power is transmitted and a magnetic plate (2) formed of a magnetic material having conductivity. The power recei...  
WO/2009/103102A1
In a converter arrangement (1) for generating an electrical voltage for an electrical and/or electronic circuit from the field of a primary conductor (6) through which current flows, comprising a first winding (2) around a first magnetic...  
WO/2009/101405A2
A display system comprises an array of spinning LEDs or other light sources comprises a rotary transformer for transferring data signals. A rotary transformer has first and second coils formed on a first planar circuit board and a second...  
WO/2009/101405A3
A display system comprises an array of spinning LEDs or other light sources comprises a rotary transformer for transferring data signals. A rotary transformer has first and second coils formed on a first planar circuit board and a second...  
WO/2009/098790A1
[PROBLEMS] To provide a multi-output high frequency step-up transformer for a fluorescent tube for lighting with high current accuracy a plurality of juxtaposed fluorescent tubes to be used as a backlight of a liquid crystal display pane...  
WO/2009/091267A3
An inductive power transfer system includes a number of controllable reactive components (3, 6, 12, 13, 16) that allow the resonant frequency of a primary and/or secondary resonant circuit to be controllably varied to thereby control pow...  
WO/2009/091267A2
An inductive power transfer system includes a number of controllable reactive components (3, 6, 12, 13, 16) that allow the resonant frequency of a primary and/or secondary resonant circuit to be controllably varied to thereby control pow...  
WO/2009/089184A2
A charging system comprises circuitry adapted to devices to be charged, including a power receiver module embedded or molded into form-fit case, e.g., gel-skin, that attaches physically and electrically to the device to be charged and th...  
WO/2009/089058A1
A signal isolating transformer (205) may be arranged such that a first coil (202) of the signal isolating transformer (205) is located in a medium voltage compartment (210) and a second coil (204) of the signal isolating transformer (205...  
WO/2009/089146A1
A method and an apparatus according to an embodiment of the invention includes a transmitter and/or a receiver for transferring power wirelessly. The power transfer between the transmitter and the receiver can occur by electric field.  
WO/2009/081934A1
Provided are a plane coil capable of reducing an eddy current generated between the adjoining electric portions of an electric wire, thereby to prevent a surrounding electric part from being adversely effected by the heat generated, and ...  
WO/2009/077195A1
An apparatus (200) comprising monitoring circuitry (230) configured to monitor a resonant frequency of a supply source (100), a receiving component (211a), and a control unit (220) configured to vary a resonant frequency of said receivin...  
WO/2009/077195A8
An apparatus (200) comprising monitoring circuitry (230) configured to monitor a resonant frequency of a supply source (100), a receiving component (211a), and a control unit (220) configured to vary a resonant frequency of said receivin...  
WO/2009/072227A1
Provided is a transformer, in which a first bobbin (1) having a primary coil (3) wound thereon and a second bobbin (2) having a secondary coil (9) wound thereon are arranged adjacent to each other, and in which a closed magnetic path is ...  
WO/2009/071400A1
Ignition coils having two primary coils and two secondary coils wound on a common coil body are already known. The common coil body has a throughput channel, in which a common coil core is disposed. Two magnetic circuits are created by s...  
WO/2009/063746A1
There is a need to realize a power acquiring unit wherein the power acquired from an illuminating apparatus for which the power acquiring unit is provided can be always maximized without knowing beforehand the characteristic of the illum...  
WO/2009/063975A9
A power transfer device (100) transfers power from a power transmission unit (30) to a power reception unit (40) by arranging a transmitting coil (1) and a receiving coil (2) to be opposed to each other. In the opposing coils, the effect...  
WO/2009/063975A1
A power transfer device (100) transfers power from a power transmission unit (30) to a power reception unit (40) by arranging a transmitting coil (1) and a receiving coil (2) to be opposed to each other. In the opposing coils, the effect...  

Matches 901 - 950 out of 23,929