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:
Dec. 14, 2021

Filed:

May. 26, 2021
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Erik English, Beacon, NY (US);

Chad Andrew Marquart, Austin, TX (US);

Pier Andrea Francese, Adliswil, CH;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/08 (2006.01); H04L 25/03 (2006.01);
U.S. Cl.
CPC ...
H04L 25/03878 (2013.01); H03L 7/0807 (2013.01);
Abstract

Embodiments are directed to continuous time linear equalization including a low frequency equalization circuit which maintains DC gain. A first all-pass filter is coupled to an integrated filter, the integrated filter having a low-pass filter and a second all-pass filter. A high-pass filter is coupled to the first all-pass filter and the integrated filter, a differential input terminal being coupled to the first all-pass filter, the integrated filter, and the high-pass filter, where a differential output terminal is coupled to the high-pass filter.


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