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.:

US 9748793 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 29, 2017

Filed:

Jul. 21, 2015
Applicant:

Quanta Computer Inc., Taoyuan, TW;

Inventors:

Chi-Jui Huang, Taoyuan, TW;

Tsung-Ta Chen, Taoyuan, TW;

Tien-Lung Hsieh, Taoyuan, TW;

Jyun-Ching Luo, Taoyuan, TW;

Assignee:

QUANTA COMPUTER INC., Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/02 (2016.01); H02J 7/00 (2006.01); H02J 50/10 (2016.01);
U.S. Cl.
CPC ...
H02J 7/025 (2013.01); H02J 7/0055 (2013.01); H02J 7/0068 (2013.01); H02J 50/10 (2016.02); H02J 7/02 (2013.01);
Abstract

A power input circuit. A wireless power receiver receives power from a wireless power transmitter. A charging circuit is coupled to the battery. A first switch is controlled by a first control signal. A second switch is controlled by the first control signal. A third switch is coupled between the battery and the voltage input terminal and controlled by a second control signal. A fourth switch is coupled between the voltage input terminal and the charging circuit and controlled by a third control signal. A fifth switch is coupled between the wireless power receiver and the charging circuit and controlled by a fourth control signal. When the wireless power receiver receives power, the third switch and the fifth switch are closed to transmit the received power to the charging circuit for charging the battery, and the computer device is powered by the battery.


Find Patent Forward Citations

Huang, Chi-Jui. (2017). Power input circuits (U.S. Patent No. 9748793). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9748793

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