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:
Oct. 13, 2020
Filed:
Jun. 11, 2015
Applicant:
Nokia Technologies Oy, Espoo, FI;
Inventor:
David Bitauld, Cambridge, GB;
Assignee:
Nokia Technologies Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04B 10/70 (2013.01); H04B 10/2587 (2013.01); H04B 10/516 (2013.01); H04B 10/85 (2013.01); H04B 10/25 (2013.01);
U.S. Cl.
CPC ...
H04L 9/0852 (2013.01); H04B 10/2587 (2013.01); H04B 10/516 (2013.01); H04B 10/70 (2013.01); H04B 10/85 (2013.01); H04B 10/25 (2013.01);
Abstract
According to an example aspect, there is provided an apparatus comprising a fibre interface coupled, via a first waveguide, with at least one encoder, a controller configured to cause the at least one encoder to encode light received in the apparatus via the fibre interface with information, and to cause a frequency shift in the light, and wherein the apparatus is configured to cause the light to propagate back to the fibre interface.