公开(公告)号：US20210300432A1

公开(公告)日：2021-09-30

申请号：US17193027

申请日：2021-03-05

Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor： Teppei FUKUZAWA ,  Takeshi MATSUI ,  Yoshinari TAKEYAMA

IPC: B60W60/00 ,  B60W50/04 ,  B60R16/023 ,  H04L29/06

Abstract: A vehicle control system comprising: a driving control device that includes a first processor and controls a driving section at a vehicle; a control instructing device includes a second processor and controls the driving control device by giving instructions by communication to the driving control device; and a communication path connects a plurality of control devices, including the control instructing and the driving control devices, the plurality of control devices communicate with one another, wherein the vehicle control system is structured wherein the first and second processors respectively compare a communication period of communication with another control device via the communication path, and a reference period that is stored in advance, based on results of comparisons on the communication period and the reference period that have been carried out by the first processor and the second processor, the second processor judges that there is an attack on the communication path.

公开(公告)号：US20210136541A1

公开(公告)日：2021-05-06

申请号：US17074702

申请日：2020-10-20

Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor： Yoshinari TAKEYAMA ,  Shinichi IIYAMA

IPC: H04W4/40 ,  H04L12/26

Abstract: A communication device includes: a first judging section that performs, on received data, a communication abnormality determination based on detection rules; and a setting section that compares a category of data, which the first judging section has determined to represent a communication abnormality during a current trip, with a category of data that the first judging section has determined to represent a communication abnormality during a previous trip, and set a first category of data that has been determined to represent a communication abnormality during each of n trips, wherein n≥2, or a second category of data for which a frequency of having been determined to represent a communication abnormality during the n trips is greater than or equal to a predetermined value, to be a suppression target for which determination thereof as representing a communication abnormality by the first judging section is to be suppressed.