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.
Patent No.:
Date of Patent:
Oct. 21, 2025
Filed:
Jun. 30, 2023
Applicant:
Fujitsu Limited, Kawasaki, JP;
Inventors:
Ke Zhang, Beijing, CN;
Zhenning Tao, Beijing, CN;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 23/02 (2006.01); H04L 25/03 (2006.01); H04L 25/49 (2006.01);
U.S. Cl.
CPC ...
H04L 25/03171 (2013.01); H04L 25/49 (2013.01);
Abstract
A method, an apparatus and a communication system of evaluating a nonlinear compensation performance. The method for evaluating a nonlinear compensation performance comprises: evaluating a nonlinear compensation performance by using a probability-maintained notch signal as a test signal; the probability-maintained notch signal having a probability density function (PDF) that is maintained unchanged after notching as compared with before notching.