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. 13, 2025

Filed:

Jun. 30, 2023
Applicant:

Ciena Corporation, Hanover, MD (US);

Inventors:

Ramin Babaee, Ottawa, CA;

Shahab Oveis Gharan, Ottawa, CA;

Martin Bouchard, Cantley, CA;

Assignee:

CIENA CORPORATION, Hanover, MD (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/04 (2006.01); H04L 27/00 (2006.01); H04L 27/04 (2006.01);
U.S. Cl.
CPC ...
H04B 1/0475 (2013.01); H04L 27/0012 (2013.01); H04L 27/04 (2013.01);
Abstract

Aspects of the subject disclosure may include, for example, identifying a modulation scheme for transmitting data from a transmitter to a receiver, identifying a plurality of symbols associated with the modulation scheme, determining that a transfer function of a filter that is applied at the transmitter imposes an interdependence amongst at least two symbols of the plurality of symbols, determining, based on the transfer function, a joint probability distribution of the plurality of symbols that reduces a signal power of at least one signal that is used to transmit the data subject to a constraint that an information rate associated with the at least one signal is greater than a threshold, and causing the data to be transmitted via the at least one signal from the transmitter to the receiver in accordance with the joint probability distribution. Other aspects are disclosed.


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