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:
May. 21, 2019

Filed:

Mar. 20, 2018
Applicant:

Dell Products, Lp, Round Rock, TX (US);

Inventors:

Arun R. Chada, Round Rock, TX (US);

Han Deng, Round Rock, TX (US);

Bhyrav M. Mutnury, Austin, TX (US);

Assignee:

Dell Products, LP, Round Rock, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 25/03 (2006.01); H04L 7/00 (2006.01);
U.S. Cl.
CPC ...
H04L 25/03025 (2013.01); H04L 7/0058 (2013.01); H04L 25/03343 (2013.01); H04L 25/03878 (2013.01);
Abstract

A high-speed serial data interface includes a transmitter and a receiver. The transmitter includes a feed-forward equalization (FFE) module. The FFE module has a main tap and at least one secondary tap. In a first mode, a sum of absolute values of a main tap compensation value and a secondary tap compensation value of each one of the at least one secondary tap is equal to one. In a second mode, the main tap compensation value has a unity gain equal to one, and each secondary tap compensation value is greater than or equal to the secondary tap compensation value in the first mode divided by the main tap compensation value in the first mode.


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