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.

Date of Patent:
May. 22, 2018

Filed:

Dec. 17, 2015
Applicant:

Motorola Solutions, Inc., Schaumburg, IL (US);

Inventors:

Wei Lun Oo, Penang, MY;

Kah Kheng Khoo, Penang, MY;

Chi T. Tran, Weston, FL (US);

Assignee:

MOTOROLA SOLUTIONS, INC., Chicago, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01F 27/42 (2006.01); H02J 7/02 (2016.01); H04B 5/00 (2006.01); H02J 50/12 (2016.01); H01F 38/14 (2006.01); H02J 7/04 (2006.01); H02J 50/40 (2016.01);
U.S. Cl.
CPC ...
H02J 7/025 (2013.01); H01F 38/14 (2013.01); H02J 7/0027 (2013.01); H02J 7/0044 (2013.01); H02J 7/0054 (2013.01); H02J 7/0072 (2013.01); H02J 50/12 (2016.02); H04B 5/0037 (2013.01); H02J 7/042 (2013.01); H02J 50/40 (2016.02);
Abstract

A method and device for wireless power transfer. The device includes a first sensor, a second sensor, and an electronic controller. The method includes determining, by the electronic controller, whether the first sensor senses a magnetic field. The method further includes determining, by the electronic controller, whether the second sensor senses the magnetic field. The method further includes determining, by the electronic controller, that the portable electronic device is in use when only the first sensor senses the magnetic field. The method further includes determining, by the electronic controller, that the portable electronic device is in storage when both the first and second sensors sense the magnetic field.


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