| 摘要 |
PURPOSE: A traffic information system preventing the loss of data between adjacent RSEs by the protecting of the collision of the messages is provided to prevent the collision of the packet or a message between RSEs. CONSTITUTION: A traffic information system(10) comprises an OBE(On Board Equipment)(100) and a plurality of RSE(Road Side Equipment)(210,220,230). The OBE is installed in the vehicles. The RSE is installed in the fixed location. The RSE for example transmits information about trafficking the message. In order that messages are not collided with each other, adjacent RSEs transmit messages with OBE. |
