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. 24, 2023
Filed:
Jan. 04, 2022
Macronix International Co., Ltd., Hsinchu, TW;
Shih-Chung Lee, Katsuradaiminami, JP;
MACRONIX INTERNATIONAL CO., LTD., Hsinchu, TW;
Abstract
The disclosure provides an error detection method for a memory device, wherein the memory device comprises a plurality of memory blocks, and each of the memory blocks has a plurality of word lines connected to a plurality of memory cells, the error detection method comprises the following steps. Performing a plurality of times of programming operations on the memory cells connected to each of the word lines to program the memory cells as a plurality of programming-level states. Performing a plurality of times of verifying operations on the memory cells to verify the programming-level states respectively. When the number of verifications of the verifying operations for one of the programming-level states is greater than an upper limit number corresponding to the one of the programming-level states, marking the word line as an error word line.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile