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:
May. 29, 2018
Filed:
Apr. 17, 2017
Applicants:
Stmicroelectronics S.a., Montrouge, FR;
Stmicroelectronics (Crolles 2) Sas, Crolles, FR;
Inventors:
Axel Crocherie, Grenoble, FR;
Michel Marty, Saint Paul de Varces, FR;
Jean-Luc Huguenin, Grenoble, FR;
Sébastien Jouan, Crolles, FR;
Assignees:
STMICROELECTRONICS S.A., Montrouge, FR;
STMICROELECTRONICS (Crolles 2) SAS, Crolles, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 31/113 (2006.01); H01L 29/66 (2006.01); H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
H01L 29/66977 (2013.01); H01L 27/14629 (2013.01); H01L 27/14685 (2013.01);
Abstract
An integrated image sensor may include adjacent pixels, with each pixel including an active semiconductor region including a photodiode, an antireflection layer disposed above the photodiode, a dielectric region disposed above the antireflection layer, an optical filter disposed above the dielectric region, and a diffraction grating disposed in the antireflection layer. The diffraction grating includes an array of pads.