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:
Jul. 03, 2007
Filed:
Jan. 06, 2005
Applicants:
Cheung Fai Lee, Shatin, HK;
Stephen Wai-yan Lai, Kowloon, HK;
Alvin Chit-sang Chan, Tai Po, HK;
David Chin-tung OR, Kowloon, HK;
Inventors:
Cheung Fai Lee, Shatin, HK;
Stephen Wai-Yan Lai, Kowloon, HK;
Alvin Chit-Sang Chan, Tai Po, HK;
David Chin-Tung Or, Kowloon, HK;
Assignee:
Solomon Systech Limited, New Territories, HK;
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
A DC-DC converter circuit includes an inductor having an inductor current, an inductor current emulation circuit for producing an emulated inductor current, and a control circuit coupled with the emulation circuit for receiving the emulated inductor current and determining a peak inductor current for the DC-DC converter.