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. 09, 2025
Filed:
Oct. 10, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jinyoung Kim, Suwon-si, KR;
Sehwan Park, Suwon-si, KR;
Ilhan Park, Suwon-si, KR;
Youngdeok Seo, Suwon-si, KR;
Dongmin Shin, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A memory device may include a memory block and a control circuit. The memory block may include a first sub-block and a second sub-block that are connected between a common source line and a plurality of bit lines and may be vertically stacked. The control circuit may be configured to select any one of the common source line and the plurality of bit lines as a transmission path of an erase voltage based on positions of the first sub-block and the second sub-block, and perform erase operations on the first sub-block and the second sub-block in units of sub-blocks.