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:
Dec. 30, 2025
Filed:
Oct. 30, 2023
Samsung Electronics Co., Ltd., Suwon-si, KR;
Yohan Lee, Suwon-si, KR;
Jaeduk Yu, Suwon-si, KR;
Sangsoo Park, Suwon-si, KR;
Yonghyuk Choi, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A method of controlling a nonvolatile memory device, includes: determining, based on a write address, whether selected memory cells of the nonvolatile memory device corresponding to the write address are included in an over-erased group; based on the selected memory cells being included in the over-erased group, performing a preprogram operation to increase threshold voltages of an over-erased state of the selected memory cells; and after completion of the preprogram operation, performing a data program operation to store write data in the selected memory cells.