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.

Date of Patent:
Aug. 09, 2022

Filed:

Jul. 29, 2021
Applicant:

Japan Display Inc., Tokyo, JP;

Inventor:

Keiji Tago, Tokyo, JP;

Assignee:

Japan Display Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 1/04 (2006.01); G01J 1/42 (2006.01); G01J 1/44 (2006.01);
U.S. Cl.
CPC ...
G01J 1/0437 (2013.01); G01J 1/0411 (2013.01); G01J 1/4228 (2013.01); G01J 1/44 (2013.01);
Abstract

According to an aspect, a detection device includes: a substrate; a plurality of photodiodes arranged on the substrate; a protective film that covers the photodiodes; a plurality of lenses provided so as to overlap the respective photodiodes; a first light-blocking layer that is provided between the photodiodes and the lenses and is provided with first openings in regions overlapping the respective photodiodes; and a second light-blocking layer that is provided between the first light-blocking layer and the lenses and is provided with second openings in regions overlapping the respective photodiodes and the respective first openings. The first light-blocking layer is provided with slits in regions overlapping gaps between the photodiodes adjacent to each other, and the second light-blocking layer is provided so as to be continuous across the photodiodes adjacent to each other and is provided so as to overlap the slits.


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