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:
Jun. 23, 2009
Filed:
Oct. 23, 2006
Applicant:
Yueh-lin Yang, Hsinchu, TW;
Inventor:
Yueh-Lin Yang, Hsinchu, TW;
Assignee:
Wisepal Technologies, Inc., Miao-Li, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 11/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
An operating frequency generating method and circuit for a switching voltage converter are provided. The method includes the following steps. First, a reference clock signal and a digital period signal are received. The phase of the digital period signal is delayed according to at least one different delay time, so as to generate at least one delay period signal. The digital period signal or one of the delay period signals is selected as an operating frequency of the switching voltage converter at every predetermined time interval.