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:
Feb. 21, 2012
Filed:
Jun. 18, 2010
Applicant:
Yuji Gendai, Kanagawa, JP;
Inventor:
Yuji Gendai, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A Phase Locked Loop circuit, includes: a main path through which an input signal is propagated, and an actual signal is output; a main feedback path through which the actual signal is fed back to an input stage of the main path; and a local feedback path through which feedback is carried out from a path middle of the main path to a path middle of an input stage side; the main path including a phase detector, a loop filter, and a controlled oscillator, and the local feedback path including a replica portion, a delay portion, a first subtracter, and a second subtracter.