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:
Jun. 30, 2020
Filed:
May. 08, 2018
Applicant:
Vanguard International Semiconductor Corporation, Hsinchu, TW;
Inventors:
Han-Liang Tseng, Hsinchu, TW;
Hsin-Hui Lee, Kaohsiung, TW;
Assignee:
VANGUARD INTERNATIONAL SEMICONDUCTOR CORPORATION, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/20 (2006.01); G06K 9/00 (2006.01); G02B 5/20 (2006.01); G02B 5/00 (2006.01); G02B 27/30 (2006.01);
U.S. Cl.
CPC ...
G06K 9/00013 (2013.01); G02B 5/003 (2013.01); G02B 5/208 (2013.01); G02B 27/30 (2013.01);
Abstract
An optical sensor is provided, wherein the optical sensor includes an image sensing array, a collimator layer, and a light-shielding layer. The image sensor array includes a plurality of pixels. The collimator layer is disposed on the image sensor array and includes a plurality of openings corresponding to the pixels. The collimator layer includes a first surface facing the image sensor array and a second surface opposite to the first surface. The light-shielding layer is disposed on sidewalls of the openings.