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. 14, 2026

Filed:

Nov. 27, 2023
Applicant:

Sandisk Technologies, Inc., Milpitas, CA (US);

Inventors:

Xiangying Deng, Milpitas, CA (US);

Parth Amin, Livermore, CA (US);

Peng Wang, San Jose, CA (US);

Assignee:

Sandisk Technologies, Inc., Milpitas, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0655 (2013.01); G06F 3/0604 (2013.01); G06F 3/0679 (2013.01);
Abstract

A non-volatile memory apparatus performs a memory operation using one or more parameters that are set or adjusted based on an amount (e.g., percentage or ratio) of non-volatile memory cells that have not experienced programming since a last erase process. The amount of non-volatile memory cells that have not experienced programming since the last erase process is determined as a function of current measured in the non-volatile memory apparatus. To take into account changes to the non-volatile memory over time, the current value used to determine the amount of non-volatile memory cells that have not experienced programming since the last erase process is offset based on a number of program/erase cycles experienced.


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