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:
Nov. 14, 2017
Filed:
Mar. 01, 2016
Applicant:
Futurewei Technologies, Inc., Plano, TX (US);
Inventors:
Yangjing Wen, Cupertino, CA (US);
Fei Zhu, Coral Gables, FL (US);
Yu Sheng Bai, Los Altos Hills, CA (US);
Assignee:
Futurewei Technolgies, Inc., Plano, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 14/00 (2006.01); H04B 10/61 (2013.01); H04B 10/532 (2013.01); H04B 10/2507 (2013.01); H04B 10/50 (2013.01);
U.S. Cl.
CPC ...
H04B 10/614 (2013.01); H04B 10/2572 (2013.01); H04B 10/5053 (2013.01); H04B 10/532 (2013.01); H04B 10/6151 (2013.01);
Abstract
A system comprises: a polarization state aligner (PSA) comprising: an input port; a first polarization beam splitter (PBS) coupled to the input port; a first phase shifter (PS) coupled to the first PBS; a first polarization rotator (PR) coupled to the first PBS; a first beam splitter (BS) coupled to the first PS and the first PR; a first output port coupled to the first BS; and a second output port coupled to the first BS.