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:
Jan. 17, 2023

Filed:

Aug. 06, 2021
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventor:

Meng Wei, Shanghai, CN;

Assignee:

MICRON TECHNOLOGY, INC., Boise, ID (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 12/0882 (2016.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0253 (2013.01); G06F 3/064 (2013.01); G06F 3/0619 (2013.01); G06F 3/0679 (2013.01); G06F 12/0246 (2013.01); G06F 12/0882 (2013.01); G06F 2212/7201 (2013.01);
Abstract

A method is described that includes determining, by a memory subsystem, that a garbage collection process is to be performed on a memory device and selecting a first candidate block stripe for folding into a first target block stripe in response to determining that the garbage collection process is to be performed. The method further includes determining, by the memory subsystem, that a physical-to-logical table stored in the first candidate block stripe is unavailable; reducing a write command rate, which controls a rate at which writes are fulfilled by the memory subsystem, in response to determining that the physical-to-logical table stored in the first candidate block stripe is unavailable; and performing folding of the first candidate block stripe into the first target block stripe using a logical-to-physical table.


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