公开(公告)号：US20220365772A1

公开(公告)日：2022-11-17

申请号：US17875183

申请日：2022-07-27

Applicant: DENSO CORPORATION

Inventor： Shoma OKAMOTO ,  Kazuhiro UEHARA ,  Yuzo HARATA

IPC: G06F8/656 ,  G06F8/41 ,  B60R16/023

Abstract: A first package corresponding to a first system and a second package corresponding to a second system are downloaded from a center device, and an update data is extracted from the first package and the second package. An electronic control device as a write target installs the update data and activates the update data after an install of the update data is completed. All electronic control devices as a first write target corresponding to the first system and all electronic control devices as a second write target corresponding to the second system are instructed at a same timing to activate the update data after completing the install of the update data in all the electronic control devices.