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:
Sep. 16, 2025

Filed:

Sep. 25, 2023
Applicant:

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

Inventors:

Lovish Singla, Bangalore, IN;

Shaheed Nehal A, Bangalore, IN;

Prathmesh Tandon, Bangalore, IN;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/0862 (2016.01);
U.S. Cl.
CPC ...
G06F 3/061 (2013.01); G06F 3/0659 (2013.01); G06F 3/0679 (2013.01); G06F 12/0862 (2013.01); G06F 2212/6022 (2013.01); G06F 2212/6028 (2013.01);
Abstract

A controller of a data storage device manages access to sequential streams based on predicted commands from a host device. When a command is received, the controller analyzes command characteristics associated with the command. The controller also analyzes command characteristics associated with each predicted command. The controller compares the command characteristics to determine whether any of the predicted commands are sequential to the received command. If the controller determines that one or more of the predicted commands are sequential to the received command, the controller enables data associated with the received command to be written to a sequential stream. The controller also updates a stream counter associated with the sequential stream. The stream counter is used to determine which sequential stream will be closed and subsequently opened when a new set of sequential commands is received or identified.


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