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:
Mar. 08, 2022
Filed:
Dec. 09, 2019
Applicant:
Vanguard International Semiconductor Corporation, Hsinchu, TW;
Inventors:
Hsin-Hui Lee, Kaohsiung, TW;
Han-Liang Tseng, Hsinchu, TW;
Hsueh-Jung Lin, Jhubei, TW;
Chin-Cheng Li, Changhua County, TW;
Assignee:
Vanguard International Semiconductor Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
H01L 27/14627 (2013.01); H01L 27/14623 (2013.01); H01L 27/14685 (2013.01); G06K 9/00013 (2013.01);
Abstract
A semiconductor device includes a substrate and a light collimator layer. The substrate has a plurality of pixels. The light collimator layer is disposed on the substrate. The light collimator layer includes a light shielding layer disposed on the substrate, a plurality of transparent pillars disposed in the light shielding layer, and a plurality of optical microlenses disposed on the pixels.