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.:

US 7502186 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 10, 2009

Filed:

Mar. 31, 2006
Applicants:

Jingliang Zhang, Singapore, SG;

Branislav Hredzak, Singapore, SG;

Qing LI, Shanghai, CN;

Guoxiao Guo, Singapore, SG;

Inventors:

Jingliang Zhang, Singapore, SG;

Branislav Hredzak, Singapore, SG;

Qing Li, Shanghai, CN;

Guoxiao Guo, Singapore, SG;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 5/09 (2006.01);
U.S. Cl.
CPC ...
Abstract

A clock tracking circuit and method uses a clock compensation signal to compensate for timing marks on a media disk. The clock compensation signal may compensate for at least one of improper clock track closure and written-in jitter of the timing marks used to produce the measured clock signal. The clock compensation signal may be used to control a controllable oscillator used to generate the clock signal that thereby provides a compensated clock signal.


Find Patent Forward Citations

Zhang, Jingliang. (2009). Disk drive clock tracking circuit, error compensation circuit and method (U.S. Patent No. 7502186). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7502186

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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