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:
Jul. 19, 2016
Filed:
Oct. 03, 2012
Applicant:
Universiteit Twente, Enschede, NL;
Inventors:
Willem Paul Beeker, Cambridge, GB;
Chris Gerardus Hermanus Roeloffzen, Weerselo, NL;
Leimeng Zhuang, Zwolle, NL;
Johannes Wilhelmus Eikenbroek, Emmen, NL;
Paul Klatser, Markelo, NL;
Paulus Wilhelmus Leonardus van Dijk, Tilburg, NL;
Assignee:
Universiteit Twente, , NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 3/00 (2006.01); H01Q 3/26 (2006.01); H01Q 21/00 (2006.01);
U.S. Cl.
CPC ...
H01Q 3/2682 (2013.01); H01Q 3/2676 (2013.01); H01Q 21/0087 (2013.01);
Abstract
A phased-array antenna that includes a photonic beamformer is disclosed. In some embodiments, a front stage of electrical-domain processing applies a 16-to-1 signal-combination ratio, a single stage of photonic beamforming applies a 4-to-1 signal-combination ratio, and a passive, electrical-domain, signal combiner applies a 32-to-1 signal-combination ratio.