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:
Nov. 02, 2004
Filed:
Jan. 23, 2003
Applicant:
Inventors:
Gin S. Yee, Sunnyvale, CA (US);
Claude R. Gauthier, Cupertino, CA (US);
Pradeep R. Trivedi, Sunnyvale, CA (US);
Assignee:
Sun Microsystems, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03L 7/06 ;
U.S. Cl.
CPC ...
H03L 7/06 ;
Abstract
A charge pump is arranged to generate a current dependent on a phase difference between a first signal and a second signal. A reference circuit is operatively connected to the charge pump and arranged to adjust the charge pump so that the charge pump is independent of an aging effect.