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:
Jul. 21, 2015
Filed:
Jul. 29, 2012
Jatupum Jenwatanavet, San Diego, CA (US);
Zhen Ning Low, San Diego, CA (US);
Ernest T. Ozaki, Poway, CA (US);
Jatupum Jenwatanavet, San Diego, CA (US);
Zhen Ning Low, San Diego, CA (US);
Ernest T. Ozaki, Poway, CA (US);
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
An apparatus for wireless charging using radio frequency (RF) energy includes a charger coil configured to produce RF charging energy as a magnetic field, the charger coil located proximate to a magnetic material and a metal material, the magnetic material and the metal material located to attenuate the magnetic field generated by the charger coil beyond a plane defined by a major surface of the magnetic material and the metal material, a first portion of the magnetic material underlying the charger coil and a second portion of magnetic material overlying the charger coil.