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:
May. 26, 2026

Filed:

Dec. 15, 2023
Applicant:

SK Hynix Nand Product Solutions Corporation, Rancho Cordova, CA (US);

Inventors:

Cory Lappi, Rochester, MN (US);

Ning Wu, Folsom, CA (US);

Jozsef Dudas, Vancouver, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0616 (2013.01); G06F 3/0644 (2013.01); G06F 3/0679 (2013.01);
Abstract

Mechanisms for providing solid-state drives (SSDs) (such as NAND SSDs) with a dynamic system area are provided. In some embodiments, the mechanism includes: determining a memory die from a plurality of individual memory dies on which system-related data is stored in a reserved band from a plurality of bands; determining lifetime information associated with the memory die on which the system-related data is stored in the reserved band; in response to determining that the lifetime information associated with the memory die is greater than a threshold value, determining unused dies from the plurality of individual memory dies on which the reserved band does not contain the system-related data; selecting at least one unused die based on the determined unused dies; and storing the system-related data in the reserved band of the selected unused die.


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