About 151 results
https://drivepatents.com/patents/969883 · 17 Sep 2014
A wireless charging system (100, 200) includes a power transmitting device (110, 210) and a power receiving device (130, 230). In the transmitting device, a transmitting coil (212) converts (302) a drive signal from a drive signal circuit (216) into an alt...
https://drivepatents.com/patents/970518 · 3 Sep 2014
Method and apparatus example embodiments provide device-to-device charging. According to an example embodiment of the invention, a method comprises accessing, by an apparatus, parameters relating to power loss in wirelessly charging a rechargeable battery ...
https://drivepatents.com/patents/970851 · 27 Aug 2014
The present invention provides an apparatus and method for detecting a foreign object in a wireless power transmitting system. [0002] The wireless power transmitting apparatus measures an initial transmission power transmitted from the primary core block (...
https://drivepatents.com/patents/971365 · 13 Aug 2014
By supplying power from the power-supplying resonator 22 to the power-receiving resonator 32 by means of resonance, an electromagnetic space Z having a relatively low magnetic field strength is formed between the power-supplying resonator 22 and the power-...
https://drivepatents.com/patents/972560 · 16 Jul 2014
A transmission device 10 that performs power supply by wireless power transfer acquires a current position of the power receiving device 20, and performs control to authorize the power supply in a case where the power receiving device 20 is in a preset are...
https://drivepatents.com/patents/972543 · 16 Jul 2014
Provided are a non-contact power transmitting device which simultaneously charges power receiving devices, a power receiving device, and a non-contact charging method. Referenced is variable information used in varying a resonance frequency of a Q value of...
https://drivepatents.com/patents/972662 · 9 Jul 2014
A method and apparatus for providing information about a plurality of wireless charging pads to an electronic device such that the electronic device performs wireless charging efficiently is provided. The method includes receiving information about the plu...
https://drivepatents.com/patents/972636 · 9 Jul 2014
A mobile terminal comprises a terminal body having a battery; a contact unit formed at one side of the terminal body, and to which an adaptor is coupled; and a plurality of conductive lines configured to connect the contact unit with the battery such that ...
https://drivepatents.com/patents/974506 · 28 May 2014
The present description relates to an apparatus for transmitting wireless power and a method for same, comprising: a power transmission control portion for generating a packet comprising data for at least one electronic device; a modulation/demodulation po...
https://drivepatents.com/patents/975177 · 7 May 2014
Method and apparatus for a receiving device to wirelessly receive electric power from a transmitting device. A power capacity is configured at the receiving device, based on a default power capacity known by both the receiving device and the transmitting d...