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.

Date of Patent:
Jul. 12, 2022

Filed:

Apr. 27, 2021
Applicant:

Macronix International Co., Ltd., Hsinchu, TW;

Inventors:

Chin-Chu Chung, Hsinchu, TW;

Chien-Hsin Liu, Hsinchu, TW;

Yu-Chih Yeh, Hsinchu, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0659 (2013.01); G06F 3/064 (2013.01); G06F 3/0625 (2013.01); G06F 3/0679 (2013.01);
Abstract

A method of operating a memory is provided. The method includes, in response to an access of a block of memory updating a first queue to identify the accessed block in response to a determination that the block is not already identified in the first queue and a determination that the block is not already identified in a second queue, and updating the second queue to identify the accessed block of memory in response to a determination that the block is already identified in the first queue. The method further includes scanning the second queue to identify, as a read setup candidate, each block of the memory that is identified as present in the second queue longer than a threshold, and performing a read setup operation on a block of memory that has been identified as the read setup candidate.


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