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. 28, 2017

Filed:

Dec. 10, 2013
Applicant:

Google Technology Holdings Llc, Mountain View, CA (US);

Inventors:

Daniel S. Rokusek, Long Grove, IL (US);

Wayne G. Anderson, Dacula, GA (US);

Daniel Nowak, Chicago, IL (US);

Daniel H. Wagner, Grayslake, IL (US);

Assignee:

Google Technology Holdings LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02M 7/23 (2006.01);
U.S. Cl.
CPC ...
H02M 7/23 (2013.01); H02J 7/0027 (2013.01); H02J 2007/0062 (2013.01);
Abstract

A method and apparatus charge devices using a multiple port power supply. The apparatus can include a power supply. The apparatus can include a first device charging port coupled to the power supply. The first device charging port can receive power from the power supply and output power to a first device. The apparatus can include a second device charging port coupled to the power supply. The second device charging port can receive power from the power supply and output power to a second device. The apparatus can include a device charging port monitor coupled to the first device charging port and coupled to the second device charging port. The device charging port monitor can detect a number of device charging ports in use. The apparatus can include a cable compensator coupled to the device charging port monitor. The cable compensator can select a first cable compensation if one device charging port is in use and can select a second cable compensation if two device charging ports are in use.


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