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:
Aug. 02, 2021
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventor:
Sung Ryong Lee, Gyeonggi-do, KR;
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01); H01L 23/522 (2006.01); H01L 23/58 (2006.01);
U.S. Cl.
CPC ...
H01L 23/562 (2013.01); H01L 23/5226 (2013.01); H01L 23/585 (2013.01);
Abstract
A semiconductor device includes a crack detection ring and a crack detection structure. The semiconductor device comprises a first seal-ring surrounding a circuit region; a crack detection ring surrounding the first seal-ring; a second seal-ring surrounding the first seal-ring and the crack detection ring; a connection part connecting the first seal-ring and the crack detection ring; and a crack detection structure disposed in the circuit region and electrically connected to the crack detection ring.