US 11,928,363 B2
Operating method of host device and storage device and storage device
Jun Ha Hwang, Seoul (KR); Chul-Hwan Choo, Hwaseong-si (KR); Gye Sik Oh, Seoul (KR); Young Bin Lee, Seoul (KR); and Sung Won Jo, Hwaseong-si (KR)
Assigned to SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Apr. 5, 2022, as Appl. No. 17/713,599.
Claims priority of application No. 10-2021-0106589 (KR), filed on Aug. 12, 2021.
Prior Publication US 2023/0049195 A1, Feb. 16, 2023
Int. Cl. G06F 3/06 (2006.01)
CPC G06F 3/0659 (2013.01) [G06F 3/0604 (2013.01); G06F 3/0679 (2013.01)] 20 Claims
OG exemplary drawing
 
11. A storage device comprising:
a memory controller; and
a first memory device configured to store data under control of the memory controller,
wherein the first memory device comprises:
a first mode register in which a partial array refresh enable setting is set; and
a second mode register configured to store data indicating a non-masking segment that is a target of a partial array refresh, and a masking segment that is not the target of the partial array refresh,
wherein the memory controller is configured to:
receive a refresh command from a host through a host interface;
receive a write command for the masking segment from the host through the host interface; and
store data in the first memory device according to the write command while performing the partial array refresh for the non-masking segment based on the refresh command in the first memory device.