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:
Oct. 12, 2021
Filed:
Aug. 14, 2020
Applicant:
Key Foundry Co., Ltd., Cheongju-si, KR;
Inventors:
Jong Min Cho, Cheongju-si, KR;
Sung Bum Park, Seongnam-si, KR;
Kee Sik Ahn, Hwaseong-si, KR;
Seong Jun Park, Suwon-si, KR;
Assignee:
Key Foundry Co., Ltd., Cheongju-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 17/18 (2006.01); H01L 27/112 (2006.01); G11C 17/16 (2006.01);
U.S. Cl.
CPC ...
G11C 17/18 (2013.01); G11C 17/165 (2013.01); H01L 27/11206 (2013.01);
Abstract
An eFuse cell array includes a first unit cell and a second unit cell, each including a PN diode, a cell read transistor, and a fuse element. A first placement order of the PN diode, the cell read transistor, and the fuse element in the first unit cell is reversed with respect to a second placement order of the PN diode, the cell read transistor, and the fuse element in the second unit cell.