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:
Oct. 18, 2022
Filed:
Mar. 30, 2021
SK Hynix Inc., Gyeonggi-do, KR;
Han Choi, Gyeonggi-do, KR;
Dae Hee Kim, Gyeonggi-do, KR;
Yong Gap Bae, Gyeonggi-do, KR;
Gak Yang, Gyeonggi-do, KR;
SK hynix Inc., Gyeonggi-do, KR;
Abstract
There are provided a storage device and an operating method thereof. The storage device includes: a nonvolatile memory device including a system block for storing firmware data including a program code of firmware, a signature in which the program code is encoded, and an authentication key; a volatile memory device configured to store operational firmware data; and a memory controller configured to, when power is applied to the storage device, store the firmware data as the operational firmware data in the volatile memory device, perform a firmware validity test for detecting whether the operational firmware data and the firmware data matches each other, in response to a test event, and perform a reset operation based on a result of the firmware validity test.