Patent ID: 11934823
Assignee: DENSO CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC G  B | IPC B  G

Claim 7:
8. An electronic control system for a vehicle, comprising:
a center device; and
a vehicle system that includes:
an in-vehicle display;
a rewrite target electronic control unit that is a target for a program rewrite using update data; and
at least one processor that is configured to:
download, from the center device, the update data for a program update for the vehicle; and
perform the program rewrite for the rewrite target electronic control unit in response to a user giving an approval for the program update using the in-vehicle display or the user giving an approval for the program update using a mobile terminal, wherein:

the program update includes a campaign notification phase, a download phase, an installation phase, and an activation phase,
the approval by the user includes a separate approval for each phase of the program update and a collective approval for the entire program update, and
the at least one processor is configured to:
perform a separate program rewrite that requires an approval for each phase of the program update when the user gives the separate approval; and
perform a collective program rewrite that does not require an approval for each phase of the program update when the user gives the collective approval.