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:
Dec. 30, 2014
Filed:
Aug. 22, 2013
Applicant:
Arecont Vision, Llc., Glendale, CA (US);
Inventor:
Sri Rama Prasanna Pavani, Los Angeles, CA (US);
Assignee:
Arecont Vision, LLC., Glendale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 31/0232 (2014.01); H01L 27/146 (2006.01); H01L 31/0236 (2006.01); H01L 27/144 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14627 (2013.01); H01L 31/02366 (2013.01); H01L 27/1446 (2013.01);
Abstract
An image sensor for low light cameras including a plurality of image pixels, each including: a photodiode layer; an oxide layer; a metal layer; a first microlens layer for focusing an incident light onto the photodiode layer; and a second microlens layer formed on top of the first microlens layer for generating a collimated light from a sharp-angled light from a low light camera and illuminating said collimated light to the first microlens layer to be focused on the photodiode layer.