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:
Sep. 11, 2018
Filed:
Sep. 21, 2016
Applicant:
X-fab Semiconductor Foundries Ag, Erfurt, DE;
Inventors:
Xuezhou Cao, Devon, GB;
Daniel Gaebler, Apolda, DE;
Assignee:
X-FAB SEMICONDUCTOR FOUNDRIES AG, Erfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); H04N 5/361 (2011.01);
U.S. Cl.
CPC ...
H01L 27/14623 (2013.01); H01L 27/14685 (2013.01); H04N 5/361 (2013.01);
Abstract
A light shield for shielding a light sensitive element in an image sensor comprising a primary plate located such as to shield the light sensitive element from incident light, the primary plate comprising at least one aperture and the or each aperture being associated with a light blocking structure, wherein the light blocking structure comprises a secondary plate and a wall; the wall is arranged between the primary plate and the secondary plate, and is configured to act as a light barrier to light passing between the primary plate and the secondary plate.