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Patent Searching and Data


Matches 401 - 450 out of 3,711

Document Document Title
WO/2015/050934A1
A first device is wirelessly charged by a second device. Bi-directional communication is performed between the first device and the second device during the wireless charging, where the bi-directional communication includes messaging fro...  
WO/2015/045058A1
The present invention is provided with a power transmission device (10) provided on the ground and a power reception device (20) provided on a vehicle. Power controlled by an inverter circuit (12) is transmitted wirelessly from the power...  
WO/2015/046639A1
This item establishes a system for an in-band network, from which both wireless power transfer and data transmission are carried out simultaneously at a same frequency band. It provides technical solution for a remote and consistent powe...  
WO/2015/047872A1
A rotatable LIDAR device including contactless electrical couplings is disclosed. An example rotatable LIDAR device includes a vehicle electrical coupling including (i) a first conductive ring, (ii) a second conductive ring, and (Hi) a f...  
WO/2015/043247A1
An authentication method for a vehicle-mounted charging device and a corresponding device, which are applied to the authentication when a vehicle-mounted charging device which is provided with a user card accesses a charging station serv...  
WO/2015/045085A1
The present invention is provided with an electricity reception-side coil (13) that is mounted at the bottom surface of a vehicle body and that contactlessly receives electrical power transmitted from an electricity supply-side coil (11)...  
WO/2015/045088A1
A conductor arrangement structure for a contactless power supply system which is equipped with a ground-side device (3) that is installed on the ground side and has a power-feeding coil (L1) and a vehicle-side device (2) that is installe...  
WO/2015/045160A1
Provided is a power transmission apparatus capable of highly accurately adjusting resonant frequencies of a plurality of power transmitters. This power transmission apparatus includes a first power transmitter and a second power transmit...  
WO/2015/046640A1
This item defines management protocols for wireless power transfer to multiple devices in Multi-device Wireless Power Management System. Various functions of Multi-device Wireless Power Management System are justified from this item. The...  
WO/2015/043249A1
Disclosed are a method and system for regulating a contactless transformer; the method is applied to the regulating system comprising the contactless transformer and a detection device (2), the contactless transformer comprises a transmi...  
WO/2015/045141A1
A wireless power supply device (100) is equipped with a marker (M) provided away from a power transmission coil unit (102) that houses a power transmission coil (12) and on a side from which a vehicle (200) approaches when the vehicle is...  
WO/2015/045663A1
In this vehicle mounting structure of a contactless power reception device, a power reception-side coil (221) that is mounted to the bottom surface of a vehicle body and that has an electrically conductive wire wound with the front-back ...  
WO/2015/043242A1
A non-contact transformer detection method, device and computer storage medium, the method comprising: collecting circuit parameters; comparing the collected circuit parameters with pre-stored circuit parameters corresponding to the know...  
WO/2015/043250A1
A control method and device for a wireless power transfer system. The wireless power transfer system comprises a transmitting assembly and a receiving assembly, and also comprises a non-contact transformer and compensation (CT&C) circuit...  
WO/2015/041308A1
A method of determining a power transmission device to be set as a master device such that wasteful communication is not caused. In a wireless power feeding system, a power transmission device that transmits electric power to a power rec...  
WO/2015/041705A1
An apparatus is provided for supplying electrical power to an electronic device. The apparatus includes a pair of electrode, a converter, and a distribution unit. The electrodes are configured for being joined to a user's skin and draw i...  
WO/2015/040650A1
The purpose of the present invention is to provide a contactless charging device which reduces magnetic field leaking from an air gap between a primary coil and a secondary coil so as to suppress radiation noise in contactless electrical...  
WO/2015/041790A1
Exemplary embodiments are directed to detection and validation of wirelessly chargeable devices positioned within a charging region of a wireless power transmitter. A device may include a detection circuit comprising an oscillator, the d...  
WO/2015/041129A1
A communication system comprising a first communication apparatus (101) that operates using a battery (11) as a main power source, and a second communication apparatus (201) that communicates with the first communication apparatus (101)....  
WO/2015/040649A1
Provided is a wireless power transmission device that detects an abnormality of, for example, a secondary coil and a rectifier unit independently of wireless communication and can quickly shift to a safe operation. This device comprises:...  
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/2015/038576A1
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/2015/035741A1
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/2015/038618A1
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/2015/038573A1
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/2015/033719A1
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/2015/029658A1
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/2015/027784A1
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/2015/019908A1
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 ...  

Matches 401 - 450 out of 3,711