Patent ID: 11940932
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  Y | IPC G

Claim 6:
7. An operating method of a storage device, comprising:
providing temperature information of one or more volatile memory devices among a plurality of volatile memory devices, but not all of the plurality of volatile memory devices, to a host device when the storage device temperature is out of a first temperature range;
providing temperature information of each of the plurality of volatile memory devices in the storage device to the host device when the temperature information of at least one of the one or more volatile memory devices is out of a second temperature range; and
receiving a setting command including a number of rows of the plurality of volatile memory devices to be refreshed differently based on the temperature information in a refresh operation of the plurality of volatile memory devices from the host device,
wherein the plurality of volatile memory devices are classified into groups based on temperature information,
wherein the setting command indicates the of rows of the plurality of volatile memory devices to be refreshed differently for each of the groups based on the temperature information, and
wherein the plurality of volatile memory devices are classified into groups after the temperature information is obtained,
wherein the plurality of volatile memory devices comprises three or more volatile memory devices, and
wherein the one or more volatile memory devices includes two volatile memory devices corresponding to two pieces of temperature information having a largest difference among the temperature information of each of the plurality of volatile memory devices.