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Patent Searching and Data


Matches 1 - 50 out of 25,099

Document Document Title
WO/2018/010687A1
A frequency modulation (FM) antenna, a near field communication (NFC) antenna, a multi-function antenna, and a lighting apparatus are provided. A frequency modulation antenna, including a transformer having a secondary coil; a first high...  
WO/2018/012378A1
A coil module (100) is provided with: a substrate (110) that has a coil antenna (111); and a resin member (120) that covers at least one main surface of the substrate, wherein the resin member (120) is provided with a booster coil (121) ...  
WO/2018/011924A1
A leakage transformer (1) is provided with a secondary coil (12b) wound around a leg portion (102b) of a core (10) and a primary coil (11b) wound around the leg portion (102b) on the outside of the secondary coil (12b). Between the prima...  
WO/2018/009557A1
A wireless power transmitting device may have an array of transmitting coils (42) to transmit power wirelessly to a wireless power receiving device having an array of wireless power receiving coils (48). The receiving device may have a r...  
WO/2018/008331A1
A coil device (10) is provided with: a coil section (T) including at least a coil (12); a housing (C) including a base (15) which is disposed on the first surface (T1) side of the coil section (T) and also including a cover (11) which is...  
WO/2018/008357A1
A rotary connector (1) is provided with: a magnetic field generation section (20) which is provided in one of a fixing member (8) and a rotating member (9), and which is formed in an annular shape around a rotating member axis (L1); a ma...  
WO/2018/007295A1
The invention relates to a method of manufacturing an arrangement for transferring energy from a primary unit conductor arrangement (18; 28) by a magnetic or an electromagnetic field to a secondary unit conductor arrangement (11) in whic...  
WO/2018/008884A1
A double helical planar transformer according to one embodiment of the present invention can comprise: a core unit having a pair of cores electromagnetically coupled to each other; a substrate unit disposed between the pair of cores and ...  
WO/2018/002529A1
The invention relates to the use of a composition comprising a mix of fatty acid esters of vegetable oil, as a dielectric fluid in an electrical appliance.  
WO/2017/222790A1
Exemplary embodiments of the present disclosure are related to a wireless power resonator and method that includes a wireless power transmit element (614). The wireless power transmit element (614) may include a substantially planar tran...  
WO/2017/222811A1
An apparatus for wireless power transfer includes a transmit antenna configured to generate a wireless field to power or charge a load, a wireless charging area configured to receive a device to be wirelessley charged via the wireless fi...  
WO/2017/215994A1
The invention relates to an inductive charging device (10a; 10b; 10c), in particular an inductive battery charging device, in particular for a hand-held power tool (12a), comprising at least one inverter unit (14a; 14b; 14c), which is pr...  
WO/2017/216814A1
A furniture piece (100) comprises a fixed part (1), at least one mobile part (2) intended to be removably mounted to the fixed wall (1), a light source (3) mounted on the mobile part, an electrical power supply (4), a transmitter (5) dis...  
WO/2017/218424A1
An apparatus for wirelessly transferring charging power is provided. The apparatus comprises a ferrite structure. The apparatus comprises a first coil comprising a first conductor wound in a first layer at an outer side of the first coil...  
WO/2017/214015A1
In one embodiment, a coil structure for wireless power transfer comprises a ferrite core and at least two coils wound around the ferrite core, the at least two coils located symmetrically about a geometric center of the ferrite core, the...  
WO/2017/210170A1
Wirelessly distributed and multi-directional power transfer systems and related methods are described herein. An example system for distributing power across a wireless medium can include a plurality of wireless modular power packs conne...  
WO/2017/210591A1
A safety shield for over the air (OTA) charging includes: a structural element having: a first surface that reflects and refracts OTA charging transmissions; and a second surface that obstructs and absorbs OTA charging transmissions. An ...  
WO/2017/204597A1
An electronic device is provided that includes a housing and a power receiver disposed within the housing. The power receiver includes a conductive pattern for receiving power wirelessly. The conductive pattern includes a main coil havin...  
WO/2017/205671A1
In accordance with aspects of the present invention, a first wireless power enabled device includes a transceiver and control logic. The transceiver includes a plurality of switches coupled in a full-bridge configuration with a resonant ...  
WO/2017/204663A1
A coil arrangement for an inductive power transfer system comprising a core (32, 33) having a region of decreased permeability (34), a coil (45) associated with the core, and a tuning slug (35) which is moveable along an axis adjacent th...  
WO/2017/205176A1
A device includes a first inductor and a second inductor. The first inductor has a first inductive coupling profile. A first circuit component is coupled to the first inductor. A second inductor has a second inductive coupling profile. A...  
WO/2017/199869A1
Provided is a power supply device (100) which comprises at least two power transmission coils (111, 121). The face directions of the at least two power transmission coils (111, 121) are different from each other. The frequencies of the a...  
WO/2017/199361A1
A coil unit is provided with: a coil comprising a lead wire which is routed, on a first plane with a coil axis being normal thereto, so as to lie in an inner-outer direction about the coil axis; and a plurality of magnetic material plate...  
WO/2017/198269A1
Aspects of the present disclosure are generally directed to using a rotary transformer to transfer power for a wind turbine generator. Certain aspects of the present disclosure are directed to a multi-rotor wind turbine. The multi-rotor ...  
WO/2017/200310A1
A wireless power transmission apparatus for a vehicle is provided. The wireless power transmission apparatus according to an exemplary embodiment of the present invention comprises: a wireless power transmission module comprising at leas...  
WO/2017/195581A1
[Problem] To inexpensively provide a non-contact power supply device and a non-contact power supply system which are based on Faraday's law of electromagnetic induction in the air, in a material in which a propagation loss of an electrom...  
WO/2017/196466A1
Aspects of this disclosure include an apparatus configured to and methods for the transfer of wireless power. The apparatus comprises a first coil enclosing a first area. The apparatus also comprises a second coil enclosing a second area...  
WO/2017/196539A1
According to some implementations, an apparatus for transmitting charging power wirelessly to a load is provided. The apparatus comprises at least one ferrite structure comprising a first ferrite portion, a second ferrite portion compris...  
WO/2017/193604A1
Provided are a transformer (10) and a power supply board comprising the transformer (10). The transformer (10) comprises: a power supply circuit (100), which comprises a power supply antenna (110) and is configured to transmit power thro...  
WO/2017/195687A1
The purpose of the present invention is to provide an electric transmission device provided on a relatively rotating part of a machine device, wherein magnetic properties can be made stable and damage caused by contact of two magnetic el...  
WO/2017/195447A1
The present invention suppresses magnetic field leakage. A power coil that transmits or receives power has: an inner coil; a first outer coil that is formed so as to surround the inner coil, the first outer coil generating, at the outsid...  
WO/2017/191647A1
Energy Efficient Electromagnetic Contactor (EEEC) according to preferred embodiments of the present disclosure may include a lower body casing L, upper body casing U1, U2, U3, U4 or U5, a plurality of fixed contacts 11, 12 and 13, each o...  
WO/2017/191251A1
The invention relates to a system (2) for creating a virtual reality environment, comprising a stationary base (4); a platform (6) which is movably arranged with respect to the stationary base (4) and is enclosed by a film (14) which is ...  
WO/2017/186324A1
The present invention refers to HV apparatus (1) or (31), in particular a HV dry current transformer (1), insulated with an insulating gel (22), or a voltage transformer (31), insulated with an insulating gel (48). The dry HV current tra...  
WO/2017/187611A1
The present invention comprises: a transmission antenna (3) that has a resonant frequency and is formed into a shape extending in an arbitrary direction; a reception antenna (4) that has said resonant frequency and is formed into a recta...  
WO/2017/184994A1
An inductor sensor assembly for determining to position of object includes a layer of ferrite overlaying exciting and receiving coils formed on a substrate. A magnet attached to the target produces a virtual coupler in an area of ferrite...  
WO/2017/179118A1
An internal combustion engine ignition device (1) comprises: a center core (2); a primary coil (7) wound on the outside of the center core (2); a secondary coil (9) wound on the outside of the primary coil (7); a permanent magnet (13) wh...  
WO/2017/179562A1
An RFID tag 10 according to the present disclosure is provided with: an insulating substrate 1 that has an upper surface 1a; a coil conductor 2 that is arranged within the insulating substrate 1; a semiconductor element 3 that is mounted...  
WO/2017/175885A1
The present invention relates to an antenna structure comprising: a substrate having a predetermined shape; and a shielding sheet laminated on the top surface of the substrate, wherein the shielding sheet includes a nanocrystal layer. Ac...  
WO/2017/175113A1
A wireless powering device includes a first coil assembly having a first coil and a second coil assembly having a second coil adapted to be electromagnetically coupled with the first coil. The first coil assembly is adapted to be mounted...  
WO/2017/169543A1
A coil antenna (101) is equipped with a plurality of coil conductors (L1, L2) that are connected in parallel with one another, and wound around a winding axis (AX). The plurality of coil conductors (L1, L2) have a parallel section (PL) w...  
WO/2017/170073A1
A coil antenna (101) is equipped with a coil conductor (21) wound multiple times around a winding axis (AX), and also equipped with magnetic body members (31A, 31B, 31C, 31D). When viewed from the winding axis (AX) direction (Z-axis dire...  
WO/2017/167699A1
The invention relates to an electrical transformer (T, T') comprising: a primary central winding (11a) extending around an axis (X) and configured to generate a central magnetic flux when a current is passed through it circulating in a f...  
WO/2017/172023A1
Techniques for wireless transmitting power are described. An example power transmitting unit includes a magnetic resonance-type transmit coil array comprising a plurality of coil elements, wherein each coil element is tuned to a same res...  
WO/2017/169708A1
A coil antenna is equipped with coil conductors (21) that have two connection parts (T1, T2) connected to an external circuit (90), and that are shaped so as to be wound multiple times around a winding axis (CA) along a plane orthogonal ...  
WO/2017/168873A1
To provide a non-contact power transmission/reception device having excellent power transmission/reception efficiency, while preventing a current from flowing backward to the transmission power supply side, said current having been gener...  
WO/2017/167473A1
The invention relates to a primary coil unit (6) which is suitable for electromagnetically coupling with a secondary coil unit (7), the primary coil unit comprising a primary coil (6a) and a primary ferrite (6b), wherein the primary coil...  
WO/2017/165024A1
The invention described herein relates to wireless power transfer systems and methods that efficiently and safely transfer power to electronic devices. In an aspect of the disclosure, an apparatus for wirelessly receiving power is provid...  
WO/2017/164612A1
A wireless power receiver according to an embodiment comprises: a reception coil for wirelessly receiving alternating current power from a wireless power receiver; a rectifier for rectifying the alternating current power to direct curren...  
WO/2017/164598A1
A wireless power transmission system using multiple coils comprises a transmitter; and a receiver, wherein the transmitter includes a module for receiving a predetermined voltage, and a primary coil for generating a primary resonance fre...  

Matches 1 - 50 out of 25,099