Patent ID: 11886747
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 8:
9. A method of operating a storage device including a first memory region and a second memory region having different bit-densities, comprising:
receiving a write command, a latest received logical address, and data from a host;
inserting the latest received logical address into a logical address list including a number of received logical addresses;
determining a repeatability index of the received logical addresses inserted into the logical address list;
adjusting weights of the received logical addresses included in the logical address list based on the repeatability index;
summing the weights of the received logical addresses having values, equal to a value of the latest received logical address, according to the adjusted weights to determine hotness of the latest received logical address; and
storing the data in the first memory region or the second memory region based on the hotness of the latest received logical address.