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Matches 901 - 950 out of 23,799

Document Document Title
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...  
WO/2009/054221A1
An electric vehicle (100) comprising a secondary self-resonant coil (110), a secondary coil (120), a rectifier (130) and an electric storage device (140). The secondary self-resonant coil (110) is configured to be magnetically coupled wi...  
WO/2009/048198A1
A current transducer having an open/closed structure of a penetration piece through which a measurement target line passes, includes: one pair of Hall devices, formed on both end gaps of an upper side portion, for sensing a current amoun...  
WO/2009/047768A3
A system, for providing power to a workspace by induction, comprises at least one inductive power outlet incorporated into a bounding surface of the workspace. The inductive power outlet comprises at least one primary inductor connectabl...  
WO/2009/047591A1
An electrical connector provides both electrically conductive connection and inductive connection, and includes at least one electrically conductive member adapted to provide electrically conductive connection to another electrically con...  
WO/2009/048339A1
An inductive coupler connector arrangement for transferring electrical energy between a first connector part to a second connector part. The first and second connector parts have respective ones of first and second magnetic core limbs (1...  
WO/2009/045847A3
A multiphase inductive power supply wirelessly transmits power in multiple phases. A primary circuit energizes multiple tank circuits in an out of phase relationship. A secondary circuit receives the power and recombines the power. The a...  
WO/2009/042076A1
The invention is directed to a transformer and a method of manufacturing the same, wherein at least a portion of a core is disposed inside a shield case formed from a polymeric resin composition containing conductive particles. An encase...  
WO/2009/037153A1
The invention relates to transducer arrangement having a high voltage winding (1, 1a, 1b) and a low voltage winding (7). The high voltage winding (1, 1a, 1b) has a first partial winding (2, 2a, 2b) and a second partial winding (3, 3a, 3b...  
WO/2009/037822A1
A transformer is provided with a first bobbin (15), which has a first primary winding (12) and a first secondary winding (13) wound thereon and a first through hole (14); a second bobbin (19), which has a second primary winding (16) and ...  
WO/2009/035802A1
A battery-charging system includes a power supply having a high-frequency transformer and is configured to deliver a battery charging power to charge at least one battery. The high-frequency transformer has a bobbin including an elongate...  
WO/2009/033573A1
The invention relates to a rotary transmitter, wherein inductive coupling elements which transmit energy in a contactless manner, and also capacitive coupling elements for transmitting data in a contactless manner, are concentrically con...  
WO/2009/027674A1
There is disclosed an inductive power transfer system comprising a primary unit and a secondary device separable from the primary unit, the primary unit comprising a power transfer surface and more than two field generators each operable...  
WO/2009/027210A1
The invention relates to an electrochemical sensor (1) having a sensor element (5), a plug connector element (2) on the primary side and a plug connector element (3) on the secondary side, wherein the plug connector element (3) on the se...  
WO/2009/027222A1
Disclosed are a method and an apparatus for transmitting power and data, said apparatus comprising a primary side (PS) on which an amplifier (V) is arranged, a secondary side on which a data source (MS), e.g. a measuring sensor, is dispo...  
WO/2009/025279A1
A noncontact power receiving apparatus is provided with a power receiving coil having a spiral coil, a rectifier, a secondary battery, and an electronic device which operates by being supplied with a direct current voltage from the secon...  
WO/2009/021390A1
A detection device of shunt lead includes a transformer (1). The transformer (1) includes a core (2), a primary coil (3) which is composed of external leads in parallel (5), and a secondary coil (4). The two ends of the primary coil (3) ...  
WO/2009/015745A1
An inductive plug-type connection transformer comprises - a ferrite core (3) with an axial length d1, - a primary coil (1) resting on the ferrite core (3) with an axial winding length d2, - a secondary coil (11) with an axial winding len...  
WO/2009/016298A1
The invention relates to an ignition coil (1) comprising: - a primary winding (2) that can be powered by charging means (13) that charge the coil (1), - a secondary winding (3) connected to the primary winding (2) by an inter-winding ele...  
WO/2009/015745A8
An inductive plug-type connection transformer comprises - a ferrite core (3) with an axial length d1, - a primary coil (1) resting on the ferrite core (3) with an axial winding length d2, - a secondary coil (11) with an axial winding len...  
WO/2009/010003A1
A power coupler includes base (14), housing (13), primary frame (1) and secondary frame (3). The primary coil (2) and secondary coil (4) are wound on the primary frame (1) and secondary frame (3) made of lower permeability magnetic mediu...  
WO/2009/010493A1
The invention relates to a transformer arrangement (6) of a gas-insulated switchgear (1), comprising a cast-resin insulated transformer (6.1.1 to 6.1.3) provided with an electrical connection (6.3.1 to 6.3.3) for connecting to the switch...  
WO/2009/000159A1
A low energy-consuming series current transformer for 1-1000 KV transformer detect, which is a core through typed current transformer, includes an iron core (1), a primary coil (2), a secondary coil (3). It uses the high pressure of 10-1...  
WO/2009/000622A3
The invention relates to a measuring transducer arrangement (1) with multiple secondary circuits (2, 3, 4) which have different measurement ranges. Furthermore, the measuring transducer arrangement (1) has a common secondary circuit (7) ...  
WO/2009/000622A2
The invention relates to a measuring transducer arrangement (1) with multiple secondary circuits (2, 3, 4) which have different measurement ranges. Furthermore, the measuring transducer arrangement (1) has a common secondary circuit (7) ...  
WO/2008/156025A1
According to a first feature, the secondary side of a non-contact power transmitting device comprises a support member physically isolated from a primary side, a magnetic layer, a shield layer for shielding magnetic noise, and a heat-ins...  
WO/2008/152493A3
Low profile, shielded magnetic components having self centering core and coil assemblies.  
WO/2008/148765A1
Known ignition coils have a high-voltage connection, a spring for electrically connecting the high-voltage connection to a spark-plug and an elastic protective jacket that surrounds the spring. The windings of the spring lie in a block a...  
WO/2008/145982A3
The specification discloses a wireless power charging system in which undesired frequencies in the primary coil are cancelled. Exemplary undesired frequencies are the harmonics of the primary coil drive signal. The system includes a sens...  
WO/2008/144166A2
A light weight, bobbinless high voltage transformer and igniter module is provided that meets low-cost and high-reliability requirements for automotive HID products. A printed circuit board (112) serves as a carrier for low voltage elect...  
WO/2008/144166A3
A light weight, bobbinless high voltage transformer and igniter module is provided that meets low-cost and high-reliability requirements for automotive HID products. A printed circuit board (112) serves as a carrier for low voltage elect...  
WO/2008/140130A1
A power acquisition device fixed to an illuminator having a fluorescent tube and a reflector and acquiring power from a magnetic field generated by an AC current flowing through the fluorescent tube by electromagnetic induction. The powe...  

Matches 901 - 950 out of 23,799