US 12,066,889 B2
Storage device using host memory and operating method thereof
Kicheol Eom, Seoul (KR); Jaeho Sim, Seoul (KR); Dong-Ryoul Lee, Incheon (KR); Hyun Ju Yi, Hwaseong-si (KR); and Hyotaek Leem, Hwaseong-si (KR)
Assigned to Samsung Electronics Co., Ltd., (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Apr. 25, 2021, as Appl. No. 17/239,621.
Application 17/239,621 is a continuation of application No. 16/533,894, filed on Aug. 7, 2019, granted, now 11,016,846.
Claims priority of application No. 10-2018-0137228 (KR), filed on Nov. 9, 2018.
Prior Publication US 2021/0248035 A1, Aug. 12, 2021
Int. Cl. G06F 11/10 (2006.01); G06F 3/06 (2006.01); G06F 13/16 (2006.01); G06F 13/28 (2006.01); G06F 13/42 (2006.01)
CPC G06F 11/1068 (2013.01) [G06F 3/0619 (2013.01); G06F 3/0656 (2013.01); G06F 3/0659 (2013.01); G06F 3/0679 (2013.01); G06F 13/1668 (2013.01); G06F 13/28 (2013.01); G06F 13/4282 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A storage controller comprising:
an error correction code (ECC) circuit configured to generate first data,
wherein the storage controller is configured to receive a first command and a second command from an external host device,
the storage controller is configured to transmit the first data to an external host memory buffer allocated by the external device host in response to the first command,
the storage controller is configured to receive second data from the external host memory buffer in response to the second command, and
the first data includes a first parity, and the second data includes a second parity.