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:
Jan. 13, 2015

Filed:

Jun. 15, 2010
Applicants:

Arthur Abnous, Irvine, CA (US);

Avanindra Madisetti, Coto De Caza, CA (US);

Christian A. J. Lutkemeyer, Irvine, CA (US);

Inventors:

Arthur Abnous, Irvine, CA (US);

Avanindra Madisetti, Coto De Caza, CA (US);

Christian A. J. Lutkemeyer, Irvine, CA (US);

Assignee:

Broadcom Corporation, Irvine, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/30 (2006.01); H03H 7/40 (2006.01); H03K 5/159 (2006.01); H04L 25/03 (2006.01); H04L 25/497 (2006.01);
U.S. Cl.
CPC ...
H04L 25/03267 (2013.01); H04L 25/03197 (2013.01); H04L 25/497 (2013.01); H04L 25/03235 (2013.01);
Abstract

A method for providing a next-cycle input sample from a decision feedback equalizer to a symbol decoder using look-ahead computations such that timing contention between the decision feedback equalizer and the symbol decoder is reduced. During a symbol period, a set of possible values is computed in the decision feedback equalizer and a set of path memory symbols is computed in the symbol decoder, the set of path memory symbols being based on a current input sample. During the same symbol period, one of the possible values is selected as the next-cycle input sample based on at least one of the next-cycle path memory symbols produced from the symbol decoder.


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