Patent ID: 11907697
Assignee: DENSO CORPORATION
Field: Transport (Mechanical engineering)
Classification: CPC G  B | IPC B  G

Claim 0:
1. A vehicle electronic control system comprising:
a vehicle master device that controls program rewriting in an electronic control unit;
a display terminal that displays program rewriting related contents; and
a center device that can perform data communication with the vehicle master device and the display terminal,
wherein the center device includes at least one first processor configured to implement:
an update data storage unit that stores update data for a plurality of rewrite targets, wherein program rewriting to rewrite target electronic control units is one campaign;
a display control information storage unit that stores display control information necessary to display information related to the campaign on a vehicle side; and
an information transmission unit that transmits the update data stored in the update data storage unit and the display control information stored in the display control information storage unit to the vehicle master device,
wherein the vehicle master device includes a least one second processor configured to implement:
an information reception unit that receives the update data and the display control information from the center device;
a rewrite instruction unit that instructs a rewrite target electronic control unit to write the update data received by the information reception unit; and
a display instruction unit that, before the rewrite instruction unit instructs the rewrite target electronic control unit to write the update data, instructs the display terminal to display the information related to the campaign by using the display control information received by the information reception unit;
wherein the display control information includes a display control program controlling a display of an in-vehicle display; and
wherein the in-vehicle display displays display information related to rewriting of a program when the display control program is executed.