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WO/2014/064975A1 |
A wireless power transmission device (1) comprises: a housing (1A) having a placement surface (1B) on which a wireless power receiving device (2) can be placed and a plurality of recessed portions (1a) dispersedly arranged on the placeme...
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WO/2014/065442A1 |
This standard defines the interface for wireless power transfer to multiple devices (including one device) that require charging within several meters. In order to provide WPT for multi-devices, functionalities, system structure, primiti...
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WO/2014/065469A1 |
A wireless transceiver is built-in into a mobile terminal, and by means of a wireless transceiver of one mobile terminal connected to a power source, another mobile terminal can be recharged. A mobile terminal according to the present in...
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WO/2014/065468A1 |
A transmission antenna of an apparatus for supplying wireless power is disposed on an incline, and is fixed on a sliding-type plate which can be attached to an electronic device. An apparatus for supplying wireless power according to the...
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WO/2014/064759A1 |
This power receiving device is provided with: a power receiving unit (20) which contactlessly receives electric power from a power transmitting unit (56) provided to a vehicle exterior; and a power-receiving-unit support mechanism (30) w...
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WO/2014/062019A1 |
A method for setting a sleep mode in a wireless power receiver that receives wireless charging power from a wireless power transmitter is provided, including receiving wireless charging power from the wireless power transmitter, measurin...
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WO/2014/061217A1 |
A first switch (SW1) is provided between one end (22) of a receiving antenna (20) and one end (32) of a load (30). A second switch (SW2) is provided between one end (22) of the receiving antenna (20) and the other end (24) thereof. A con...
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WO/2014/061490A1 |
Harmonics are generated when wireless power (RF power) having a predetermined fundamental frequency is rectified, but the odd harmonic components become zero in the time integral of the product in a mathematical formula indicating the fr...
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WO/2014/062023A1 |
A wireless power transmission device is disclosed. According to one embodiment of the present invention, provided is a current collection device in a wireless power transmission system, comprising: a secondary coil for generating an indu...
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WO/2014/061321A1 |
A wireless power reception device (2) includes: a sheet-shaped electrode sheet unit (2A) provided with a sheet-shaped power reception device-side active electrode (41A) and a power reception device-side passive electrode (41P) disposed i...
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WO/2014/061934A1 |
An apparatus and a method are provided for efficiently transmitting emergency information in a wireless charging network. The method includes receiving wireless charging power from a wireless power transmitter; detecting an occurrence of...
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WO/2014/060871A1 |
A power transmitter (101) transfers power to a power receiver (105) using a wireless power signal. The power transmitter (101) comprises an inductor (103) driven by a power signal generator (201) to provide the power signal. A calibratio...
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WO/2014/061987A1 |
Disclosed are a mobile terminal capable of receiving wireless power, a display portion included therein, and a method for manufacturing wireless power receiving portion. A method for manufacturing the display portion and the wireless pow...
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WO/2014/062308A1 |
A system comprises an energy-harvesting unit configured to provide power to the system from electromagnetic radiation, a transducer configured to detect measureable quantities, an electronic circuit and an antenna, wherein the electronic...
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WO/2014/059508A1 |
The present document describes activation circuits, having magnets mounted on a zipper slider, a magnetic switch, to detect the magnetic field from the magnet in proximity and activate an electronic circuit, and a battery, to power the a...
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WO/2014/057587A1 |
The present invention provides a contactless electrical power feeder that is capable of providing a continuous supply of electricity. A contactless electrical power feeding device supplies electrical power from an electrical-power-supply...
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WO/2014/057577A1 |
The present invention is equipped with a transformer (13), which has a primary coil wherein a coil between coil terminals a-b and a coil between coil terminals b-c are connected in series; and switching circuit units (18), which select a...
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WO/2014/057959A1 |
A power transmission loop coil (np) provided on a power transmission device (PSU) extracts electric energy from a DC power source to generate cyclically-variable resonance energy for an electromagnetic field in the space. A power receivi...
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WO/2014/054893A1 |
Provided is an electromagnetic booster for wireless charging, comprising a magnet part having a magnetic sheet (10) and a coil part (20) disposed on the magnetic sheet, wherein the magnetic sheet is composed of a first magnetic sheet (11...
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WO/2014/054953A1 |
The invention relates to inductive power transfer (IPT) systems, and has particular relevance to control of IPT systems, and to operation of IPT system primary power supplier. There is provided a method for controlling an IPT system prim...
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WO/2014/054358A1 |
In this non-contact power supply system comprising a power supply coil (4) that is provided on the ground and a power-receiving coil (11) that is positioned above the power supply coil (4), electrical power is supplied through non-contac...
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WO/2014/054608A1 |
A noncontact power supply device is provided with: a power transmission coil (12) which transmits power in a noncontact manner by magnetically being coupled to a power reception coil (22) provided in a vehicle (200); a power transmission...
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WO/2014/054157A1 |
According to an embodiment, this control device includes a control unit and an estimation unit. The control unit instructs a variable-frequency signal source, which generates an input signal to a second resonator coupled to a first reson...
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WO/2014/049750A1 |
This electrostatic-coupling-type non-contact power supply apparatus is provided with power supply electrodes and a high-frequency power supply circuit, which are provided in a fixed section; and power receiving electrodes and a power rec...
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WO/2014/049679A1 |
A device including: a unit; a unit mounting part to which the unit is mounted; a power supply circuit that wirelessly supplies power from the unit mounting part to the unit; and a current detector that detects the current flowing through...
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WO/2014/050778A1 |
[Problem] To provide a mobile body system capable of easily positioning a power feeding unit and a power receiving unit with a vehicle capable of easily identifying the position of a power receiving unit mounted on the vehicle, thus incr...
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WO/2014/052070A1 |
A battery input receives a power discharge from a first battery of a local device. A controllable charging circuit generates a charging signal based on the power discharge, a charge status of the first battery, a charge status of one or ...
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WO/2014/049683A1 |
An electrostatically-coupled non-contact power supply device according to the present invention includes a high frequency power source and an electrode for supplying power that are provided to a fixed section, a received power convertor ...
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WO/2014/049920A1 |
This electromagnetic wave propagation system is provided with: an electromagnetic wave interface apparatus (300); an electromagnetic wave propagation sheet (100); and a shield structure (600), which includes the electromagnetic wave inte...
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WO/2014/049869A1 |
This non-contact power-feed apparatus is provided with: a power-feed element and a high-frequency power-source unit provided to a fixed part; a power-receiving element and a power-receiving conversion unit provided to a movable part; and...
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WO/2014/049906A1 |
A wireless power reception device (11) is equipped with at least one reception unit (13) that receives wireless power. A convex section of the wireless power reception device or of an object to be connected to said device comprises a con...
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WO/2014/049870A1 |
This coil for high frequency power is configured by spirally winding a multilayer wire rod configured from: two or more tube-like conductor layers, which are formed of a conductor material, and which are coaxially disposed inside and out...
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WO/2014/049868A1 |
This capacitive-coupling-system non-contacting power-feed apparatus is provided with: a plurality of power-feed electrodes provided on a fixed part; a high-frequency power-source circuit for supplying high-frequency electrical power amon...
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WO/2014/048161A1 |
Methods and systems are described for using detection coils to detect metallic or conductive foreign objects that can interfere with the wireless transfer of power from a power transmitter to a power receiver. In particular, the detectio...
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WO/2014/047534A1 |
Various embodiments of methods and systems for wireless power and/or data communications transmissions to a sensor subassembly above a mud motor in a bottom hole assembly are disclosed. Power and/or data are supplied by rotary modulator ...
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WO/2014/047541A1 |
Various embodiments for wireless power and data communications transmissions between a cartridge in a rotary steering system and components within a drill collar are disclosed. In a certain embodiment, magnetic fields are used to transfe...
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WO/2014/047597A1 |
Various embodiments of methods and systems for wireless power and data communications transmissions to a sensor subassembly below a mud motor in a bottom hole assembly are disclosed. Power and/or communications are transmitted through st...
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WO/2014/047253A1 |
Subscription based multiple-input-single-output and multiple-input-multiple-output wireless energy transfer enables selective charging and powering of mobile devices using a plurality of spatially distributed transmitters that are synchr...
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WO/2014/047543A1 |
A bottom hole assembly (BHA) configured for use in a drill string of a wellsite drilling system. The BHA includes a measuring-while-drilling (MWD) module, a wireless power and data connection, and a rotary steerable system (RSS). The MWD...
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WO/2014/045375A1 |
This contactless power supply device is provided with: a power supply element furnished to a stationary part; a high-frequency power supply circuit for supplying high-frequency power to the power supply element; a power reception element...
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WO/2014/047552A1 |
Various embodiments of methods and systems for wireless power and data communications transmissions to a sensor subassembly below a mud motor in a bottom hole assembly are disclosed. In a certain embodiment, a float valve is located abov...
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WO/2014/047537A1 |
A logging while drilling (LWD) caliper includes a drill collar, at least one movable pad, a hinge coupler, a power transmitter and a power receiver. The hinge coupler couples the movable pad to the drill collar in such a way that the mov...
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WO/2014/047596A1 |
Various embodiments of methods and systems for providing wireless power and data communication in a drilling assembly. One embodiment includes a system for transmitting power or data communications in a drill string. The system includes ...
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WO/2014/046504A1 |
A method for wireless power transmission includes establishing respective wireless communication link between a coordinating transmitter and each receiver. The method further includes measuring respective mutual impedance between a coord...
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WO/2014/042788A1 |
This disclosure provides systems, methods and apparatus for wireless power transfer and particularly wireless power transfer to remote systems such as electric vehicles. In one aspect the disclosure provides for an apparatus for wireless...
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WO/2014/042791A1 |
This disclosure provides systems, methods and apparatus for wireless power transfer. In one aspect, an apparatus is provided that includes a first conductive structure configured to wirelessly receive power via a magnetic field generated...
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WO/2014/042441A1 |
Provided is an apparatus and method to control a resonance frequency of a device subject to wireless power transmission interference. The apparatus and method include supplying power from a printed circuit board (PCB) to an integrated ci...
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WO/2014/041655A1 |
This non-contact power supply system (10) contactlessly supplies power from a power transmission device (200) to a vehicle (100). The power transmission device includes an impedance adjusting unit (260) for adjusting the impedance betwee...
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WO/2014/041729A1 |
A wireless power supply system is provided with: a power supply means (5) that supplies power in the wireless manner; a power reception means (10) that receives power from the power supply means (5); a power supply area storage means (6)...
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WO/2014/041875A1 |
In the present invention, when power is to be contactlessly supplied from a power-supply device provided with a primary-side coil to a terminal device provided with a secondary-side coil, a regulator for converting electrical power recei...
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