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.

Date of Patent:
Sep. 18, 2012

Filed:

Jun. 22, 2009
Applicants:

Yasuo Hidaka, Cupertino, CA (US);

Weixin Gai, San Jose, CA (US);

Inventors:

Yasuo Hidaka, Cupertino, CA (US);

Weixin Gai, San Jose, CA (US);

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 7/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

In one embodiment, a method includes receiving an input signal from a receiver, receiving a data clock (DCLK) signal, and receiving a boundary clock (BCLK) signal. The method includes, based on the input signal and the DCLK signal, recovering data from the input signal to produce a first output signal. The method includes, based on the input signal and the BCLK signal, recovering boundaries between bits in the input signal to produce a second output signal. The method includes, based on the first and second output signals, producing the DCLK and BCLK signals, with the DCLK signal being delayed with respect to the BCLK signal less than approximately 0.5 unit intervals (UIs) and greater than or equal to approximately zero UIs.


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