Patent ID: 11947840
Assignee: MICRON TECHNOLOGY, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 33:
34. A method comprising:
transmitting, by a host device, a first command to a first die of a memory device, the first command directing the memory device to enter a self-refresh mode;
receiving, by the first die of the memory device, the first command;
performing at least one first refresh operation at the first die responsive to the receiving of the first command;
transmitting, by the first die of the memory device, a second command to a second die of the memory device, the second command relating to at least one second refresh operation;
receiving, by the second die of the memory device, the second command from the first die of the memory device;
performing the at least one second refresh operation at the second die so as to at least partially overlap the at least one first refresh operation responsive to the receiving of the second command;
transmitting, by the second die of the memory device, a third command to a third die of the memory device responsive to the receiving of the second command, the third command relating to at least one third refresh operation;
receiving, by the third die of the memory device, the third command from the second die of the memory device; and
performing the at least one third refresh operation at the third die so as to at least partially overlap the at least one second refresh operation responsive to the receiving of the third command.