METHOD AND APPARATUS FOR VEHICLE-TO-VEHICLE COMMUNICATION
First Claim
1. An data communication apparatus to be mounted in a vehicle, comprising:
- a wireless communication unit;
an authentication data acquisition unit configured to perform an authentication process with a roadside apparatus, through the wireless communication unit, thereby to acquire authentication data showing that the apparatus is authenticated in a specified area of a road;
a data transmitting/receiving unit configured to transmit and receive information containing the authentication data, to and from the vehicle-mounted apparatus mounted in any other vehicle; and
a controller configured to control the data transmitting/receiving unit in accordance with the authentication data, causing the data transmitting/receiving unit to transmit and receive data other than the authentication data.
1 Assignment
0 Petitions
Accused Products
Abstract
According to one embodiment, a vehicle-mounted apparatus includes a wireless communication unit, an authentication data acquisition unit, a data transmitting/receiving unit, and a controller. The authentication data acquisition unit is configured to perform an authentication process with a roadside apparatus, through the wireless communication unit, and thereby to acquire authentication data showing that the apparatus is authenticated in a specified area of a road. The data transmitting/receiving unit is configured to transmit and receive information containing the authentication data, to and from the vehicle-mounted apparatus mounted in any other vehicle. The controller is configured to control the data transmitting/receiving unit in accordance with the authentication data, causing the data transmitting/receiving unit to transmit and receive data other than the authentication data.
66 Citations
11 Claims
-
1. An data communication apparatus to be mounted in a vehicle, comprising:
-
a wireless communication unit; an authentication data acquisition unit configured to perform an authentication process with a roadside apparatus, through the wireless communication unit, thereby to acquire authentication data showing that the apparatus is authenticated in a specified area of a road; a data transmitting/receiving unit configured to transmit and receive information containing the authentication data, to and from the vehicle-mounted apparatus mounted in any other vehicle; and a controller configured to control the data transmitting/receiving unit in accordance with the authentication data, causing the data transmitting/receiving unit to transmit and receive data other than the authentication data. - View Dependent Claims (2, 3, 4, 5, 6, 7)
-
-
8. A vehicle-to-vehicle communication system designed to perform wireless data communication between vehicle-mounted apparatuses mounted in vehicles, the system comprising a roadside unit configured to transmit authentication data representing the authenticity the vehicle-mounted apparatuses have in a specified area of a road, to the vehicle-mounted apparatuses by means of the wireless data communication,
wherein each of the vehicle-mounted apparatuses has: -
a unit configured to receive the authentication data transmitted from the roadside apparatus; a data transmitting/receiving unit configured to transmit and receive information containing the authentication data, to and from a vehicle-mounted mounted in any other vehicle; and a controller configured to control the data transmitting/receiving unit in accordance with the authentication data, causing the data transmitting/receiving unit to transmit and receive data other than the authentication data. - View Dependent Claims (9)
-
-
10. A vehicle-to-vehicle communication method for use in a vehicle-to-vehicle communication system designed to perform wireless data communication between vehicle-mounted apparatuses mounted in vehicles, the method comprising:
-
receiving authentication data representing the authenticity the vehicle-mounted apparatuses have in a specified area of a road, by means of the wireless data communication; transmitting and receiving information containing the authentication data, to and from a vehicle-mounted apparatus mounted in any other vehicle; and controlling the transmission and receipt of data other than the authentication data in accordance with the authentication data.
-
-
11. A non-transitory, computer-readable medium having thereon a computer program which is executable by a computer incorporated in a vehicle-mounted apparatus mounted in a vehicle and which controls the computer to execute functions of:
-
receiving authentication data representing authenticity the vehicle-mounted apparatus has in a specified area of a road, from a roadside apparatus by means of wireless communication; transmitting and receiving information containing the authentication data, to and from a vehicle-mounted apparatus mounted in any other vehicle; and controlling the transmission and receipt of data other than the authentication data in accordance with the authentication data.
-
Specification