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:
Feb. 26, 2019

Filed:

Sep. 29, 2016
Applicant:

Intel Corporation, Santa Clara, CA (US);

Inventors:

Songnan Yang, San Jose, CA (US);

Bin Xiao, San Ramon, CA (US);

Essam Elkhouly, Santa Clara, CA (US);

Assignee:

Intel Corporation, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 7/02 (2016.01); H02J 50/12 (2016.01);
U.S. Cl.
CPC ...
H02J 7/025 (2013.01); H02J 50/12 (2016.02);
Abstract

An apparatus is described. The apparatus includes a transmission coil and a power amplifier. The power amplifier includes a microcontroller and a memory. The memory includes instructions to determine electric current output of the power amplifier, perform a lookup of load reactance range based on target electric current, detect load impedance, calculate reactance based on the load impedance, determine if reactance is within the load reactance range, and adjust reactance shift compensation to bring the reactance within the load reactance range if the reactance is not within the load reactance range.


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