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:
Mar. 14, 2017
Filed:
May. 15, 2015
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventor:
Kang-Seol Lee, Gyeonggi-do, KR;
Assignee:
SK Hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 17/18 (2006.01); G11C 17/16 (2006.01); H01L 27/112 (2006.01); H01L 23/525 (2006.01); G11C 29/00 (2006.01);
U.S. Cl.
CPC ...
H01L 27/11206 (2013.01); G11C 17/16 (2013.01); G11C 17/18 (2013.01); G11C 29/785 (2013.01); H01L 23/5256 (2013.01);
Abstract
A fuse cell circuit may include a bit line, a first fuse transistor having first and second program states, a first select transistor coupled between one terminal of the first fuse transistor and the bit line, and suitable for turning on when the first fuse transistor is selected, a second fuse transistor including one terminal coupled to the other terminal of the first fuse transistor, and having first and second program states, and a second select transistor coupled between a other terminal of the second fuse transistor and the bit line, and suitable for turning on when the second fuse transistor is selected.