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:
Sep. 10, 2024
Filed:
Jun. 27, 2023
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventor:
Kosaku Saeki, Toyama, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/146 (2006.01); H04N 25/76 (2023.01); H04N 25/75 (2023.01);
U.S. Cl.
CPC ...
H01L 27/14612 (2013.01); H01L 27/1461 (2013.01); H01L 27/14636 (2013.01); H01L 27/14643 (2013.01); H01L 27/14665 (2013.01); H04N 25/76 (2023.01); H04N 25/75 (2023.01);
Abstract
An imaging apparatus including a semiconductor substrate which includes a charge accumulation portion containing an impurity of a first conductivity type; a contact plug which is connected to the charge accumulation portion, contains an impurity of the first conductivity type, and is not silicide; a first insulating film which includes an upper wall located above the contact plug; and a second insulating film which includes a portion located above the upper wall. A material of the second insulating film is different from a material of the first insulating film.