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. 21, 2021
Filed:
Nov. 14, 2017
Applicant:
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Inventors:
Fabio Cavaliere, Pisa, IT;
Paola Iovanna, Pisa, IT;
Assignee:
Telefonaktiebolaget LM Ericsson (PubL), Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/08 (2006.01); H04B 10/564 (2013.01); H04B 10/60 (2013.01);
U.S. Cl.
CPC ...
H04J 14/08 (2013.01); H04B 10/564 (2013.01); H04B 10/60 (2013.01);
Abstract
Methods and apparatus are provided for receiving an optical signal. In one aspect, a method includes receiving a first optical signal comprising time division multiplexed transmissions from a plurality of optical transmitters, and determining that a transmission is not received during a time period from a first optical transmitter of the optical transmitters that is scheduled to transmit during the time period. A second optical signal is inserted into the first optical signal during the time period, the second optical signal having at least a non-zero power portion.