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:
Jul. 05, 2022
Filed:
Jul. 18, 2020
Samsung Electronics Co., Ltd., Suwon-si, KR;
Eunji Kim, Suwon-si, KR;
Sungdong Cho, Suwon-si, KR;
Kwangwuk Park, Suwon-si, KR;
Sangjun Park, Suwon-si, KR;
Daesuk Lee, Suwon-si, KR;
Hakseung Lee, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A semiconductor device includes a semiconductor substrate having an active surface on which semiconductor elements are provided. An interlayer insulating film is provided on the semiconductor substrate. A first via structure passes through the semiconductor substrate. The first via structure has a first diameter. A second via structure passes through the semiconductor substrate. The second via structure has a second diameter that is greater than the first diameter. The first via structure has a step portion that is in contact with the interlayer insulating film.