08487481 is referenced by 9 patents and cites 24 patents.

Exemplary embodiments are directed to wireless power transfer. A wireless power receiver includes a receive antenna for coupling with a transmit antenna of transmitter generating a magnetic near field. The receive antenna receives wireless power from the magnetic near field and includes a resonant tank and a parasitic resonant tank wirelessly coupled to the resonant tank. A wireless power transmitter includes a transmit antenna for coupling with a receive antenna of a receiver. The transmit antenna generates a magnetic near field for transmission of wireless power and includes a resonant tank and a parasitic resonant tank coupled to the resonant tank.

Title
Wireless power transmission for electronic devices
Application Number
13/529927
Publication Number
8487481 (B2)
Application Date
June 21, 2012
Publication Date
July 16, 2013
Inventor
Hanspeter Widmer
Wohlenschwil
CH
Lukas Sieber
Olten
CH
Nigel P Cook
El Cajon
CA, US
Agent
Knobbe Martens Olson & Bear
Assignee
QUALCOMM Incorporated
CA, US
IPC
H01F 27/42
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