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:
May. 31, 2022
Filed:
Mar. 20, 2019
Applicant:
Nec Corporation, Tokyo, JP;
Inventor:
Tatsuhiro Nakada, Tokyo, JP;
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/00 (2013.01); H04B 10/40 (2013.01); H04B 10/50 (2013.01); H04B 10/60 (2013.01); H04J 14/02 (2006.01); H04J 14/00 (2006.01);
U.S. Cl.
CPC ...
H04B 10/40 (2013.01); H04B 10/506 (2013.01); H04B 10/60 (2013.01); H04J 14/0212 (2013.01); H04J 14/0258 (2013.01);
Abstract
An optical transmitter includes: a plurality of client ports configured to receive a client signal from an end user device; a plurality of line ports configured to generate a line signal in which the client signal is stored, and transmit the line signal to an optical receiver; a switch configured to connect the plurality of client ports with the plurality of line ports; and a label provider configured to provide the client signal with a label for identifying a transmission destination in the optical receiver.