Patent ID: 11938897
Assignee: SUMITOMO WIRING SYSTEMS, LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC B  H  G | IPC B  G  H

Claim 6:
7. A management method to be performed in an on-vehicle device that is mounted on a vehicle, and that includes a processing unit, and a secure area accessible from the processing unit when the processing unit has output predetermined information,
the secure area having, stored therein, an encoded control program for causing the processing unit to implement a management function by communicating with an external device,
the method comprising:
determining whether or not the vehicle is in a predetermined stop state; and
in response to a result of the determination being that the vehicle is in the predetermined stop state, causing the processing unit to access the secure area, and perform an acquisition process of acquiring the encoded control program for causing the processing unit to implement the management function from the secure area, wherein
the control program is a management program for causing the processing unit to implement the management function for (i) providing the external device with a console for command operation or (ii) providing the on-vehicle device with a filter setting for CAN communication or Ethernet communication, and
the processing unit discards the management program or returns the management program to the secure area when the vehicle has started to move or when use of the management program has ended.