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:
Jul. 12, 2005

Filed:

Apr. 16, 2002
Applicants:

Emanuela Grandi, Pavia, IT;

Mauro Macchi, Gorla Maggiore, IT;

Inventors:

Emanuela Grandi, Pavia, IT;

Mauro Macchi, Gorla Maggiore, IT;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L001/20 ;
U.S. Cl.
CPC ...
Abstract

An optical receiver threshold may be optimized in real time based on a forward error correction (FEC) error statistics. A relative number of corrected ones as compared to corrected zeros is tracked. The threshold is shifted in response to an imbalance between the two types of errors.


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