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:
Jun. 09, 2020
Filed:
Jul. 20, 2018
Applicant:
SK Hynix Inc., Gyeonggi-do, KR;
Inventors:
Assignee:
SK hynix Inc., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/11551 (2017.01); G11C 5/06 (2006.01); H01L 27/11578 (2017.01); G11C 16/00 (2006.01); G11C 7/18 (2006.01); G11C 8/14 (2006.01);
U.S. Cl.
CPC ...
H01L 27/11551 (2013.01); G11C 5/06 (2013.01); G11C 16/00 (2013.01); H01L 27/11578 (2013.01); G11C 7/18 (2013.01); G11C 8/14 (2013.01);
Abstract
A semiconductor memory device comprises a memory cell array disposed on a substrate, a plurality of bit lines disposed on the a memory cell array, each bit line extending in a first direction parallel to the top surface of the substrate and divided into a first bit line section and a second bit line section, and a plurality of source line pads disposed at the same layer as the bit lines between the first bit line sections of the bit lines and the second bit line sections of the bit lines.