公开(公告)号：US20220113958A1

公开(公告)日：2022-04-14

申请号：US17558303

申请日：2021-12-21

Applicant: DENSO CORPORATION

Inventor： Ayaka OSAKABE ,  Kazutomo TSUCHIKAWA

IPC: G06F8/65 ,  H04L67/125 ,  H04L67/00

Abstract: A function extension system includes a first electronic control device, a second electronic control device, and a server. The first electronic control device includes a user information transmission unit configured to transmit user information to the server. The second electronic control device includes a specification information transmission unit configured to transmit specification information indicative of a specification of the second electronic control device to the server and a download unit configured to, when receiving an application list including at least one piece of application specifying information for specifying an application available to the at least one second electronic control device, download an application program specified by the application specifying information from the server. The server includes a creation unit configured to create the application list based on the user information and the specification information when receiving the user information and the specification information.