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. 15, 2019
Filed:
Sep. 15, 2017
Macronix International Co., Ltd., Hsinchu, TW;
MACRONIX INTERNATIONAL CO., LTD., Hsinchu, TW;
Abstract
A data management method for memory and a memory apparatus are provided. The memory includes a number of memory pages. Each of the memory pages includes multiple memory cells. Each of the memory cells includes a first bit and a second bit. Each of the memory cells has a first logical state, a second logical state, a third logical state, and a fourth logical state. The data management method for memory includes the following steps. A data update command corresponding to a logical address is received. The logical address corresponds to a physical address before receiving the data update command. A sanitizing voltage is applied to a first target memory cell of the memory cells in a target memory page of the memory pages located at the physical address. The logical state of the first target memory cell is changed.