US 12,406,744 B2
Memory controller, storage device, and operating method of storage device
Taek Gyu Lee, Gyeonggi-do (KR); Byung Jun Kim, Gyeonggi-do (KR); Hui Won Lee, Gyeonggi-do (KR); and Kyoung Ku Cho, Gyeonggi-do (KR)
Assigned to SK hynix Inc., Gyeonggi-do (KR)
Filed by SK hynix Inc., Gyeonggi-do (KR)
Filed on Nov. 10, 2023, as Appl. No. 18/506,184.
Claims priority of application No. 10-2023-0066801 (KR), filed on May 24, 2023.
Prior Publication US 2024/0395347 A1, Nov. 28, 2024
Int. Cl. G11C 29/12 (2006.01)
CPC G11C 29/12 (2013.01) 20 Claims
OG exemplary drawing
 
15. A method of operating a storage device, the method comprising:
receiving, from an external device, a diagnostic command for requesting performance of a self-test operation;
performing the self-test operation in response to the diagnostic command; and
generating a response including result information on the self-test operation,
wherein the response includes:
a basic header segment included in protocol information units transmitted/received between the storage device and the external device; and
an extra header segment including result information indicating a result of the self-test operation,
wherein the protocol information units are a type of data packet generated according to a predefined protocol.