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Patent Searching and Data


Matches 451 - 500 out of 13,396

Document Document Title
WO/2015/035860A1
A low-frequency penetration-type power transmission apparatus capable of penetrating through a metal medium to wirelessly transmit electric power. The apparatus comprises a transmitter (10), a separator (30), and a receiver (20). The tra...  
WO/2015/037291A1
A contactless power supply device for contactlessly supplying electric power from a power-feeding coil (31) installed on the ground side to a power-receiving coil (32) of a moving body that is stopped at a feeding position, said contactl...  
WO/2015/038773A9
The present disclosure may provide an electric transmitter which may be used to provide wireless power transmission (WPT) while using suitable WPT techniques such as pocket-forming. Transmitter may operate as power source for electronic ...  
WO/2015/038576A1
The present disclosure describes a methodology for wireless power transmission based on pocket-forming. This methodology may include one transmitter and at least one or more receivers, being the transmitter the sender of energy and the r...  
WO/2015/037362A1
A rectifying circuit (304) is connected to a reception coil (302), and generates a rectified voltage (Vrect). A charging circuit (314) receives the rectified voltage (Vrect), and charges a secondary battery (310). A modulator (308) is co...  
WO/2015/035741A1
An electronic cigarette and a method for detecting battery rod insertion into or removal from an electronic cigarette case. The electronic cigarette case is used for charging an electronic cigarette battery rod having a built-in magnet. ...  
WO/2015/038539A1
One aspect provides a wireless power transmitter (802). The wireless power transmitter includes a transmit antenna (LI) configured to generate a field for wireless transmit power in both a first and second configuration. The wireless pow...  
WO/2015/037526A1
This electricity transmission device (101) uses electric-field coupling to transfer power to an electricity reception device (201) by applying an AC voltage to the following: an active electrode (13) that faces an active electrode (23) i...  
WO/2015/037525A1
In this electricity transmission device (101), which uses electric-field coupling to transfer power to an electricity reception device (201) by applying an AC voltage to an active electrode (13) that faces an active electrode (23) in the...  
WO/2015/037690A1
According to one embodiment, a control device (110) controls at least one or more power transmitting circuits (104-1,..., 104-M) that transmit electric power in a non-contact manner by causing a plurality of power transmitting coils (103...  
WO/2015/038773A1
The present disclosure may provide an electric transmitter which may be used to provide wireless power transmission (WPT) while using suitable WPT techniques such as pocket-forming. Transmitter may operate as power source for electronic ...  
WO/2015/038618A1
The present disclosure may provide an electric transmitter which may be used to provide wireless power transmission (WPT) while using suitable WPT techniques such as pocket-forming. Transmitter may operate as power source for rescue devi...  
WO/2015/037046A1
[Problem] To prevent radiation of an unwanted electromagnetic wave from a power feeding element. [Solution] In a contactless power feeding system in which power feeding is performed by sending electric power from a power feeding element ...  
WO/2015/038573A1
A wireless power distribution system for military applications is disclosed. The system includes a wireless power transmitter coupled with a power source. The transmitter may form pockets of energy using controlled radio frequencies. Ele...  
WO/2015/037861A1
A power transmitting unit (PTU) transmits a power wirelessly based on a location of a power receiving unit (PRU). The PTU determines whether the PRU is located within a charging area of the PTU based on frequency information correspondin...  
WO/2015/037949A1
A charging control device comprises a capacitor, a comparison unit and a switching unit. The capacitor is charged with a voltage converted from power received from a wireless power sending device. The comparison unit compares the voltage...  
WO/2015/035469A1
A device, system and assembly for inductive charging of a portable electronic device, the portable electronic device having a power charging port, and the device charging the portable electronic device through the power charging port.  
WO/2015/033860A1
The frequency of AC voltage applied to the active electrode and passive electrode of a power transmitting device is swept, and the input impedance (input voltage (DCV)) when viewing the power receiving device side from a DC-AC inverter c...  
WO/2015/033628A1
The purpose of the present invention is to improve the handling ability of the function of stopping the operation of a driving component when charging is performed, in such a way that the prohibition of the operation of the driving compo...  
WO/2015/033719A1
This position deviation detection device (110) is provided with: a comparator (120) that compares the current induced in a reception coil (302) of a reception apparatus (RX) (300) to which electrical power is supplied from a transmission...  
WO/2015/033407A1
Provided is a low-profile and small-size power transmission device capable of transmitting large power at high efficiency. The power transmission device has a first resonator (36, 37), a second resonator (38, 39) coupled to the first res...  
WO/2015/031068A1
Systems, methods, and apparatuses for receiving charging power wirelessly are described herein. One implementation may include an apparatus (608) for receiving charging power wirelessly from a charging transmitter (604) having a transmit...  
WO/2015/029363A1
A gate driving circuit (1000) comprises the following: a modulation circuit (30) for generating a first modulated signal and a second modulated signal; an insulated transmission unit having a first electromagnetic field resonance coupler...  
WO/2015/029221A1
A non-contact power reception system (200) is provided with: a power reception antenna (230), which is capable of receiving, in a non-contact manner, power outputted from a power transmission antenna (130) of a power transmission apparat...  
WO/2015/029297A1
This wireless power receiving device receives power wirelessly and is constituted by comprising: a resonant circuit including a power receiving coil for receiving the power supplied from a power supply coil and a resonant capacitor; and ...  
WO/2015/029658A1
This power transmission sheet comprises a base layer (225) adhered to the surface of a wall (50), transmits power by wireless power supply to a plug, and has a deformable shape. This power transmission sheet (22) is provided with: an ele...  
WO/2015/029078A3
The present invention provides a portable charger and a method of powering electronic devices by the portable charger. The portable charger includes at least one antenna for receiving a radio frequency signal, a rectifier for converting ...  
WO/2015/027784A1
A wireless power transmitter, comprising at least two loops, and separate drivers, each driving a respective one of the loops and providing respective alternating current to the respective loop, thereby to transmit wireless power for rec...  
WO/2015/027917A1
A wireless power supply method, a wireless power supply apparatus and a wireless power supply system. The method comprises: detecting whether there is power consumption equipment in the working area of the wireless power supply apparatus...  
WO/2015/031016A1
This disclosure provides systems, methods and apparatus for receiving power wirelessly. In one aspect, a receiver comprises an antenna that receives power wirelessly. The receiver further comprises a power circuit that operates according...  
WO/2015/025881A1
This resonant electrical power transmission device, which transmits electrical power using a transmission resonator (3) and a reception resonator (4) of which the resonance conditions are matched, is provided with: a transmission power s...  
WO/2015/025438A1
This resonant power transmission device transmits power using a reception resonator (4) and a transmission resonator (3) of which the resonant conditions are matched, wherein the resonant power transmission device is provided with: a tra...  
WO/2015/026119A1
A wireless power reception device that wirelessly receives power from a wireless power transmission device according to an embodiment of the present invention includes a reception coil receiving power from the wireless power transmission...  
WO/2015/025478A1
A portable terminal charging device is configured so as to detect a decrease in the magnetic flux of an inside section of a charging coil (8) and an increase in the magnetic flux on the outside thereof, when a metal foreign body (50) is ...  
WO/2015/022453A2
The invention relates to an apparatus (40) comprising: - an inductor (14), - a rectifier (16) coupled to the inductor, - a voltage converter (19 to 22) coupled to the rectifier, - a battery (12) coupled to the voltage converter, - a load...  
WO/2015/023092A1
The present invention relates to a wireless charging control method which performs an operation for sensing an event in a wireless charging mode; an operation for determining whether the sensed event is a predetermined wireless-charging ...  
WO/2015/023899A3
The disclosure features wireless power transfer systems that include a power transmitting apparatus (3101) configured to wirelessly transmit power, a power receiving apparatus (3102) connected to an electrical load (3214) and configured ...  
WO/2015/019908A1
In the present invention, the following are provided: a power transmission device (101) that imparts AC voltage to an active electrode (14) and a passive electrode (15); and a power reception device (201) for supplying, to a load (RL), v...  
WO/2015/018684A1
The invention relates to a method and an apparatus (2) for wireless energy transfer for a moving object (4) at a prespecified stop point (H), comprising a relatively moving antenna arrangement (6, 8) having a stop point-end transmission ...  
WO/2015/020683A1
Apparatus, system and method to provide switchable coils in a computing device, comprising: a plurality of electrically conductive coils to transfer electromagnetic energy; a sensor coupled to a processor, to select a coil from among the...  
WO/2015/020988A1
The present invention describes a methodology for wireless power transmission based on pocket-forming. This methodology may include one transmitter and at least one or more receivers, being the transmitter the source of energy and the re...  
WO/2015/021144A8
A method for detecting induction coil alignment error in resonant induction wireless power apparatus includes an eddy current coil array superimposed upon the primary induction coil, a switching device for each eddy current coil, a volta...  
WO/2015/018334A1
A method for identifying impedance related parameters in a wireless power transfer (WPT) system including n coils is disclosed. Said method includes determining optimum values of the impedance related parameters based on a set of measure...  
WO/2015/020141A1
A method for manufacturing a contactless power-supply device provided with a power supply (114) having a transmission coil (115), and a power receiver (125) having a reception coil (126). This invention is provided with: a step for inter...  
WO/2015/020416A1
An apparatus and a method for wireless power reception include converting a received wireless power to a wireless power for charging using a synchronous rectifier and a direct current/direct current (DC/DC) converter having a structure p...  
WO/2015/019106A3
Disclosed herein is an antenna apparatus for use in harvesting ambient radio frequency, RF, energy. The apparatus comprises one or more RF antenna components arranged to receive RF energy for producing electricity. The one or more RF ant...  
WO/2015/020987A1
The present disclosure provides a method for wirelessly sharing power within multiple mobile devices connected to a power sharing community network using a mobile device application. This method may provide an easy and effective way to w...  
WO/2015/020432A1
A wireless power transmission device for wirelessly transmitting power to a wireless power reception device, according to one embodiment of the present invention, comprises: a first transmission coil for transmitting power to the wireles...  
WO/2015/019561A1
Provided is a noncontact charging device equipped with: a detection unit (S100) that detects an electronic device (20) which is to be charged; a determination unit (S110) that determines the usage status of an electronic device (20) dete...  
WO/2015/021144A1
A method for detecting induction coil alignment error in resonant induction wireless power apparatus includes an eddy current coil array superimposed upon the primary induction coil, a switching device for each eddy current coil, a volta...  

Matches 451 - 500 out of 13,396