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.
Patent No.:
Date of Patent:
Mar. 31, 2026
Filed:
Feb. 28, 2024
Sandisk Technologies, Inc., Milpitas, CA (US);
Ganesh Kumar Pathirakani, Kovilpatti, IN;
Nagarajan Ragupathy, Bangalore, IN;
Ashutosh Kumar, Bangalore, IN;
Sandisk Technologies, Inc., Milpitas, CA (US);
Abstract
A data storage device (DSD) () comprising: a storage medium (); and at least one flash interface module (FIM) (), wherein in response to a signal () of a switch () is configured to selectively transition operation of the DSD () between two modes. A confidential mode, in which security data () is stored with user data () as protected data () in the storage medium () of the DSD () during a write operation (), and the security data () is used to validate subsequent requests to access (), or modify, the corresponding stored user data (). A normal mode, in which access to the protected data () is prevented.