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:
Aug. 30, 2022

Filed:

Dec. 18, 2020
Applicant:

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

Inventors:

Shirish D. Bahirat, Longmont, CO (US);

William Akin, Morgan Hill, CA (US);

Aditi P. Kulkarni, Boulder, CO (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 12/02 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G06F 3/064 (2013.01); G06F 3/0679 (2013.01); G06F 12/0253 (2013.01); G06F 2212/7201 (2013.01);
Abstract

Systems and methods for allocation of overprovisioned blocks for minimizing write amplification in solid state drives are disclosed. An example system comprises: a plurality of memory devices and a processing device operatively coupled to the memory devices, the controller configured to: determine a value of a data stream attribute associated with a data stream; determine, based on the value of the data stream attribute, an overprovisioning factor associated with the data stream, wherein the overprovisioning factor is calculated to provide a uniform distribution of valid translation unit counts (VTCs) across the data stream; and allocate, based on the overprovisioning factor, a plurality of overprovisioned blocks to the data stream.


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