公开(公告)号：US20180088856A1

公开(公告)日：2018-03-29

申请号：US15696443

申请日：2017-09-06

Applicant: Samsung Electronics Co., Ltd.

Inventor： Geun Yeong YU ,  Beom Kyu Shin ,  Myung Kyu Lee ,  Jun Jin Kong ,  Hong Rak Son

IPC: G06F3/06

CPC classification number: G06F3/0644 ,  G06F3/0604 ,  G06F3/0614 ,  G06F3/0647 ,  G06F3/0688 ,  G06F3/0689

Abstract: A data storage system that provides improved reliability and performance comprises a first memory device including a plurality of first storage components and a first memory controller, the first memory controller controls operation of the first storage components, a second memory device including a plurality of second storage components and a second memory controller, the second memory controller controls operation of the second storage components, a grading device determining grades for each of the first storage components and the second storage components, and a system controller that the location of data based on the grades of the first storage components and the second storage components.