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:
Apr. 20, 2010
Filed:
Jul. 09, 2007
Applicants:
Tzu-chen Lin, Taipei, TW;
Pei-lun Huang, Longtan Shiang, TW;
Hung-che Chou, Jiadung Township, Pingtung County, TW;
Inventors:
Tzu-Chen Lin, Taipei, TW;
Pei-Lun Huang, Longtan Shiang, TW;
Hung-Che Chou, Jiadung Township, Pingtung County, TW;
Assignee:
Richtek Technology Corp., Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 3/02 (2006.01); H03K 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A frequency jittering circuit modulates a hysteretic band of an oscillator such that the clock generated by the oscillator has a jitter frequency, and thus a switching mode power supply operative on the clock will have a jittering switching frequency.