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:
Aug. 22, 2023
Filed:
Feb. 25, 2022
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Robert Ian Woodward, Cambridge, GB;
Zhiliang Yuan, Cambridge, GB;
Andrew James Shields, Cambridge, GB;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2013.01); H04B 10/50 (2013.01); H04B 10/70 (2013.01); H04J 14/00 (2006.01);
U.S. Cl.
CPC ...
H04B 10/503 (2013.01); H04B 10/70 (2013.01);
Abstract
An optical emitter comprising a primary laser and a plurality of secondary lasers wherein each secondary laser is optically injection locked to said primary laser, the emitter further comprising at least one polarisation controller configured to control the polarisation of the output of at least one of the secondary lasers,