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:
Mar. 05, 2024
Filed:
Jun. 20, 2023
Applicant:
Beijing Zhongke Guoguang Quantum Technology Co., Ltd., Beijing, CN;
Inventors:
Assignee:
BEIJING ZHONGKE GUOGUANG QUANTUM TECHNOLOGY CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/61 (2013.01); G02F 1/21 (2006.01);
U.S. Cl.
CPC ...
H04B 10/614 (2013.01); G02F 1/212 (2021.01); H04B 10/616 (2013.01);
Abstract
Disclosed is a self-coherent receiver based on polarization-independent delay interferometers, relating to a technical field of optical communication, including a first beam splitter, a first circulator, a second circulator, a first polarization-independent delay interferometer, a second polarization-independent delay interferometer, a first balanced detector, a second balanced detector and an electrical signal processing module.