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. 03, 2023
Filed:
Mar. 01, 2021
SK Hynix Inc., Icheon-si, KR;
Da Eun Song, Icheon-si, KR;
SK HYNIX INC., Icheon-si, KR;
Abstract
A data storage device includes a first memory device storing first data; a second memory device including a first zone storing second data, a second zone storing third data, and a third zone storing fourth data; a storage; and a controller in communication with the first memory device, the second memory device, and the storage and configured to receive one or more requests from a host and control an input and output of data from and to the first memory device, the second memory device, and the storage in response to the one or more requests from the host. The controller is further configured to copy a portion of the first data read from the first memory device to the first zone, copy a portion of the second data read from the first zone to the second zone, copy a portion of the third data read from the second zone to the third zone, and store data read more than a set number of times among data stored in the first memory device and the second memory device in the third zone.