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:
May. 25, 2004
Filed:
Sep. 21, 2001
Applicant:
Inventors:
William L. Densham, Los Gatos, CA (US);
Vlad Mihail Popescu-Stanesti, San Jose, CA (US);
Constantin Spiridon, San Jose, CA (US);
Assignee:
O2Micro International Limited, Georgetown, KY;
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/04 ;
U.S. Cl.
CPC ...
H02J 7/04 ;
Abstract
A power management topology for portable electronic devices that includes a feed-enabled AC/DC adapter that receives feedback data from a charge controller associated with the portable device. The feedback data can include battery charging current, battery voltage, or power requirements of the portable device. Using the feedback data, the external AC/DC adapter can adjust the DC output to meet the charging requirement of the battery and/or the power requirements of the portable device.