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. 03, 2023

Filed:

Dec. 07, 2021
Applicant:

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

Inventors:

Adee O. Ran, Maayan Baruch, IL;

Joel Dror, Pardes-Hanna-Karkur, IL;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01); H04L 25/02 (2006.01);
U.S. Cl.
CPC ...
H04B 1/0475 (2013.01); H04L 25/022 (2013.01); H04B 2001/0491 (2013.01);
Abstract

A method includes transmitting, by a transmitter and over a transmit channel to a remote device, a signal that includes a plurality of signal points and receiving, by a receiver and over a receive channel from the remote device, a response signal that includes a plurality of response points corresponding to the plurality of signal points. The method also includes adjusting the plurality of signal points of the signal until logical values of the plurality of response points invert to produce an adjusted signal, estimating, based on the adjusted signal, a pulse response of the transmit channel, and applying equalization in the transmitter based on the estimated pulse response to reduce an effect of the pulse response on the signal.


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