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:
Sep. 29, 2026
Filed:
Nov. 01, 2024
Applicant:
SK Hynix Inc., Icheon-si, KR;
Inventor:
Moon Sik Seo, Icheon-si, KR;
Assignee:
SK hynix Inc., Icheon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/10 (2006.01);
U.S. Cl.
CPC ...
G11C 16/10 (2013.01); G11C 16/0483 (2013.01);
Abstract
Provided herein is a memory device and a method of operating the memory device. The memory device includes a string connected between a bit line and a source line, wherein the string includes one or more memory cells, a drain select transistor connected between the one or more memory cells and the bit line, and first and second source select transistors and a buffer source select transistor connected between the one or more memory cells and the source line, wherein the first and second source select transistors have different threshold voltages, and the buffer source select transistor is in an erase state.