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:
Feb. 21, 2023
Filed:
Nov. 20, 2020
Applicant:
Raytheon Company, Waltham, MA (US);
Inventors:
Assignee:
RAYTHEON COMPANY, Waltham, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/11 (2006.01); H01L 27/146 (2006.01); H01L 31/0304 (2006.01); H01L 31/18 (2006.01);
U.S. Cl.
CPC ...
H01L 31/1105 (2013.01); H01L 27/14681 (2013.01); H01L 27/14689 (2013.01); H01L 31/03046 (2013.01); H01L 31/18 (2013.01);
Abstract
A photo detector having a substrate and a first structure formed on the substrate. The first structure includes an emitter layer formed on the substrate and a base layer formed on the emitter layer. Further, the first structure includes a collector layer formed on the base layer. The collector layer has a plasmonic structure. The plasmonic structure includes a first plurality of mesa structures. Each of the mesa structures of the first plurality of mesa structures includes a second plurality of mesa structures having ridges arranged in a regularly repeating pattern.