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:
Apr. 18, 2023
Filed:
Aug. 19, 2020
Applicants:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;
Inventor:
Koichi Kokubun, Yokohama Kanagawa, JP;
Assignees:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/144 (2006.01);
U.S. Cl.
CPC ...
H01L 27/1443 (2013.01); H01L 27/1446 (2013.01);
Abstract
According to one embodiment, a light receiving device, includes pixel regions, each comprising a photoelectric transducer. Each photoelectric transducer is connected to a quenching resistor. A deep trench isolation structure surrounds and separates each pixel region. A plurality of shallow trench isolation portions is in the light receiving device. Each shallow trench isolation portion is below a quenching resistor and on a portion the deep trench isolation structure.