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:
Jan. 02, 2024
Filed:
Nov. 23, 2022
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventors:
You-Cheng Jhang, Hsinchu, TW;
Han-Zong Pan, Hsinchu, TW;
Wei-Ding Wu, Zhubei, TW;
Jiu-Chun Weng, Taipei, TW;
Hsin-Yu Chen, Hsinchu, TW;
Cheng-San Chou, Hsin-Chu, TW;
Chin-Min Lin, Hsinchu, TW;
Assignee:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/13 (2022.01); G02B 27/30 (2006.01); G06F 3/041 (2006.01); G06F 21/32 (2013.01); H01L 27/146 (2006.01);
U.S. Cl.
CPC ...
G06V 40/13 (2022.01); G02B 27/30 (2013.01); G06F 3/0412 (2013.01); G06F 21/32 (2013.01); H01L 27/14625 (2013.01);
Abstract
Optical sensors and their making methods are described herein. In some embodiments, a described sensing apparatus includes: an image sensor; a collimator above the image sensor, wherein the collimator includes an array of apertures; and an optical filtering layer above the collimator, wherein the optical filtering layer is configured to filter a portion of light to be transmitted into the array of apertures.