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:
Oct. 02, 2018
Filed:
Sep. 30, 2016
Steven G. Gaskill, Corvallis, OR (US);
Zhen Yao, San Jose, CA (US);
Yujuan Zhao, Santa Clara, CA (US);
Essam Elkhouly, Santa Clara, CA (US);
Songnan Yang, San Jose, CA (US);
Steven G. Gaskill, Corvallis, OR (US);
Zhen Yao, San Jose, CA (US);
Yujuan Zhao, Santa Clara, CA (US);
Essam Elkhouly, Santa Clara, CA (US);
Songnan Yang, San Jose, CA (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
A wireless power transfer device and method including a first coil of wire having a first winding to receive electrical current and emit a first electromagnetic field, a second coil of wire having a second winding to receive electrical current and emit a second electromagnetic field, the second electromagnetic field weaker than the first electromagnetic field. A combined electromagnetic field of the first electromagnetic field and the second electromagnetic field to transmit power wirelessly through a first external surface of the wireless power transfer device to a receiving device, and decay faster over distance through a second external surface of the wireless power transfer device than through the first external surface.