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. 03, 2017
Filed:
Jun. 18, 2015
Applicant:
Aquifi, Inc., Palo Alto, CA (US);
Inventors:
Aryan Hazeghi, Palo Alto, CA (US);
Carlo Dal Mutto, Sunnyvale, CA (US);
Assignee:
Aquifi, Inc., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/00 (2006.01); G02B 27/30 (2006.01); G02B 27/42 (2006.01); G01B 11/00 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
G02B 27/30 (2013.01); G01B 11/00 (2013.01); G02B 27/0075 (2013.01); G02B 27/4205 (2013.01); H04N 5/2256 (2013.01);
Abstract
A diffractive optical element includes: a first facet configured to perform an expansion optical function; and a second facet configured to perform a collimation optical function and a pattern generation function.