The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 14, 2016
Filed:
Mar. 15, 2013
Applicant:
Qualcomm Incorporated, San Diego, CA (US);
Inventors:
Cody B. Wheeland, San Diego, CA (US);
Linda S. Irish, San Diego, CA (US);
William H. Von Novak, III, San Diego, CA (US);
Gabriel Isaac Mayo, North Potomac, MD (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/42 (2006.01); H01F 37/00 (2006.01); H01F 38/00 (2006.01); H02J 5/00 (2016.01); H02J 7/02 (2016.01); H03J 3/20 (2006.01);
U.S. Cl.
CPC ...
H02J 5/005 (2013.01); H02J 7/025 (2013.01); H03J 3/20 (2013.01);
Abstract
Systems, methods, and apparatus are provided for tuning in wireless power transfer circuits. One aspect of the disclosure provides an apparatus for tuning. The apparatus includes a field effect transistor having a gate, source, and drain, where the field effect transistor is configured to electrically engage a tuning element to an AC power path. In some embodiments, one of the source or drain contacts is at an alternating current voltage.