Patent ID: 11947951
Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
Field: Transport (Mechanical engineering)
Classification: CPC G  B | IPC B  G

Claim 2:
3. The center according to claim 1, wherein:
the update management information further includes latest versions of pieces of software of one or more second electronic control units each of which a control function does not need to be consistent with the control functions of the first electronic control units, the one or more second electronic control units being included in the electronic control units; and
the one or more processors are configured to
determine, based on the update management information stored in the storage device and the received current versions of the pieces of software, whether at least one of the pieces of software of the one or more second electronic control units needs to be updated; and
when determining that at least one of the pieces of software of the one or more second electronic control units needs to be updated, decide any one of a second difference package and a second total data package as the distribution package based on one or more pieces of software of the one or more second electronic control units that need to be updated, the second difference package containing difference data between a previous version and a latest version each of the pieces of software of the one or more second electronic control units, and the second total data package containing total data of the latest version each of the one or more pieces of software of the one or more second electronic control units that need to be updated.