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:
Oct. 29, 2013
Filed:
Dec. 02, 2011
Applicant:
Lip Kai Soh, Sitiawan, MY;
Inventor:
Lip Kai Soh, Sitiawan, MY;
Assignee:
Altera Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
One embodiment relates to an interpolator-based clock and data recovery circuit which includes a de-multiplexer and a voting circuit. The de-multiplexer is arranged to de-multiplex a feedback signal from a sampler, and the voting circuit is arranged decimate the de-multiplexed feedback signal. The decimated feedback signal may be provided to a digital filter. Another embodiment relates to a method for clock and data recovery from a data signal. The method includes de-multiplexing and decimation of a feedback signal. Other embodiments and features are also disclosed.