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:
Sep. 16, 2014
Filed:
Jan. 12, 2012
Applicants:
Zhuhong Zhang, Ottawa, CA;
Yanming LI, Shenzhen, CN;
Chuandong LI, Ottawa, CA;
Fei Zhu, San Jose, CA (US);
Inventors:
Zhuhong Zhang, Ottawa, CA;
Yanming Li, Shenzhen, CN;
Chuandong Li, Ottawa, CA;
Fei Zhu, San Jose, CA (US);
Assignee:
Futurewei Technologies, Inc., Plano, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 10/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus comprising a frequency-domain equalizer that has been iteratively generated to compensate for filtering effects of a wavelength selective switch, wherein the FDEQ is configured to process in a frequency domain digital samples of a polarization multiplexed phase-shift-keying signal that has been transported over an optical channel.