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:
Dec. 16, 2014
Filed:
May. 09, 2012
Applicants:
Te-lung Wu, New Taipei, TW;
Yin-yu Chen, New Taipei, TW;
Inventors:
Te-Lung Wu, New Taipei, TW;
Yin-Yu Chen, New Taipei, TW;
Assignee:
Wistron Corporation, New Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 1/10 (2006.01); H02J 7/02 (2006.01); H02J 9/06 (2006.01); H02J 7/34 (2006.01);
U.S. Cl.
CPC ...
H02J 7/02 (2013.01); H02J 9/06 (2013.01); H02J 1/10 (2013.01); H02J 7/34 (2013.01);
Abstract
A power supply system with a variable supply voltage is provided. The power supply system includes a power adaptor, a battery unit, a switching circuit, and a main equipment. The power adaptor is suitable for producing a power voltage. The switching circuit selects the power adaptor or the battery unit for powering the main equipment. Wherein, the power adaptor adjusts the power voltage according to whether the battery unit performs a charge operation.