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:
Aug. 22, 2006
Filed:
May. 25, 2004
Applicant:
Yasushi Fukuda, Yokohama, JP;
Inventor:
Yasushi Fukuda, Yokohama, JP;
Assignee:
Fujitsu Media Devices Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A PLL circuit includes a voltage-controlled oscillator having a control voltage terminal, a charge pump, a loop filter having an output coupled with the control voltage terminal via the loop filter, and a part for connecting any point on a route from an output terminal of the charge pump to the control voltage terminal to ground and disconnecting said point from the ground after a frequency of the voltage-controlled oscillator is adjusted.