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. 29, 2015
Filed:
Jan. 23, 2009
Applicants:
Brian Sinclair Lowans, Malvern, GB;
Richard Michael Jenkins, Malvern, GB;
Ewan David Finlayson, Malvern, GB;
Inventors:
Brian Sinclair Lowans, Malvern, GB;
Richard Michael Jenkins, Malvern, GB;
Ewan David Finlayson, Malvern, GB;
Assignee:
QINETIQ LIMITED, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/08 (2006.01); H04B 10/00 (2013.01); H04B 10/70 (2013.01);
U.S. Cl.
CPC ...
H04B 10/30 (2013.01); H04B 10/70 (2013.01);
Abstract
An optical receiver for a quantum key distribution system comprises a plurality of optical components mounted or formed in a substrate and optically coupled by one or more hollow core waveguides formed in the substrate.