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:
Jul. 14, 2020
Filed:
Apr. 18, 2019
Applicant:
Macronix International Co., Ltd., Hsinchu, TW;
Inventors:
Ya-Jui Lee, Taichung, TW;
Kuan-Fu Chen, Taipei, TW;
Assignee:
MACRONIX INTERNATIONAL CO., LTD., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/34 (2006.01); G06F 11/14 (2006.01); G11C 16/26 (2006.01); G11C 16/10 (2006.01); G11C 16/08 (2006.01);
U.S. Cl.
CPC ...
G11C 16/3459 (2013.01); G06F 11/1451 (2013.01); G11C 16/08 (2013.01); G11C 16/10 (2013.01); G11C 16/26 (2013.01);
Abstract
A memory device and a program verification method thereof are provided. The write verification method includes: reading a previous page to obtain first read data, writing input data to a current page, reading the previous page or the current page to obtain second read data, and analyzing at least one of the first read data and the second read data to determine whether to back up at least one of the first read data and the input data to a redundant block of the memory device.