Patent ID: 11876913
Assignee: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 3:
4. The control method according to claim 3, wherein
the status information further includes an open/closed status of the IoT device, and
the control method further comprising:
obtaining, from the terminal, third transaction data indicating a request to unlock the IoT device based on the right to use;
transferring the third transaction data obtained, to the plurality of second servers;
executing, together with the plurality of second servers, a third consensus algorithm for an agreement on an authenticity of the third transaction data; and
recording a block containing the third transaction data in the distributed ledger of the first server to change the open/closed status of the IoT device included in the status information, when the authenticity of the third transaction data is verified by the third consensus algorithm.