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:
Jun. 06, 2017
Filed:
Oct. 09, 2012
Applicant:
Astrium Limited, Stevenage, GB;
Inventors:
Stephen Sweeney, Stevenage, GB;
Yaping Zhang, Stevenage, GB;
Assignee:
ASTRIUM LIMITED, Stevenage, Hertfordshire, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 3/02 (2006.01); G02B 6/122 (2006.01); G02B 6/293 (2006.01);
U.S. Cl.
CPC ...
G01J 3/0256 (2013.01); G01J 3/0205 (2013.01); G01J 3/0259 (2013.01); G02B 6/1228 (2013.01); G02B 6/29343 (2013.01);
Abstract
A spectrometer comprises a substrate and a waveguide on the substrate, the waveguide including an elongate part and a tapered input for guiding electromagnetic radiation to the elongate part. The tapered input includes an input end for receiving the electromagnetic radiation and an output end coupled to the elongate part, the input end being wider than the output end. The spectrometer may further comprise a plurality of resonators coupled to the elongate part of the waveguide.