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:
Nov. 10, 2026

Filed:

Oct. 24, 2024
Applicant:

Cable Television Laboratories, Inc., Louisville, CO (US);

Inventors:

Zhensheng Jia, Superior, CO (US);

Haipeng Zhang, Boulder, CO (US);

Qun Zhang, Mankato, MN (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 25/03 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04L 25/03057 (2013.01); H04L 1/0045 (2013.01);
Abstract

A decoding optimization method includes detecting a modulated optical signal to yield a demodulated signal and converting the demodulated signal to a digital signal; equalizing, with a decision-feedback equalizer (DFE) operating a first number of active filter-taps, a first data stream of the digital signal to yield a first equalized data stream; determining, at least in part based on the first number of active filter-taps and a pre-forward error correction (FEC) bit error rate of the first equalized data stream, a subsequent number of active filter-taps of the DFE, the subsequent number differing from the first number that yields a subsequent pre-FEC bit error rate differing from the pre-FEC bit error rate; equalizing, with the DFE operating with the subsequent number of active filter-taps, a subsequent data stream to yield a subsequent equalized data stream; and decoding the subsequent equalized data stream to yield a subsequent decoded data stream.


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Jia, Zhensheng. (2026). Decoding optimization method and associated signal processor (U.S. Patent No. 12794740). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12794740

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