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:
Feb. 27, 2024
Filed:
Mar. 31, 2022
Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;
Yu-Der Chih, Hsin-Chu, TW;
Chung-Cheng Chou, Hsin-Chu, TW;
Chun-Yun Wu, Fuxing Township, Changhua County, TW;
Chen-Ming Hung, Zhubei, TW;
TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD., Hsinchu, TW;
Abstract
A memory device includes a main array comprising main memory cells; a redundancy array comprising redundancy memory cells; and write circuitry configured to perform a first programming operation on a main memory cell, to detect whether a current of the main memory cell exceeds a predefined current threshold during the first programming operation, and to disable a second programming operation for a redundancy memory cell if the current of the main memory cell exceeds the predefined current threshold during the first programming operation.