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 8885699 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 11, 2014

Filed:

Jan. 16, 2014
Applicant:

Pmc-sierra Us, Inc., Sunnyvale, CA (US);

Inventor:

Mathieu Gagnon, Verdun, CA;

Assignee:

PMC-Sierra US, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/30 (2006.01); H04L 25/03 (2006.01);
U.S. Cl.
CPC ...
H04L 25/03057 (2013.01);
Abstract

An unrolled decision feedback equalizer (DFE) as disclosed herein has a reduced number of compensation factors while keeping a suitable performance level for a given application. The Kpossible DFE correction levels are reduced or compressed into fewer levels (R), merging together the levels that are the closest together where K represents the number of possible symbols in each baud, or the number of bits encoded into each baud, and N represents the DFE depth in number of bauds. A mapping function is then provided to convert the Kcombinations of previous history bits into R sampler selections.


Find Patent Forward Citations

Gagnon, Mathieu. (2014). Compensation factor reduction in an unrolled decision feedback equalizer (U.S. Patent No. 8885699). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8885699

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