Patent ID: 7394400
Filing Date: 2008-07-01
Classification: G08G

Abstract:
1. A vehicle communication apparatus mounted on a vehicle configured to communicate with other vehicles using transmission channels and receiving channels, wherein different transmission channels are assigned to roads, respectively, and the roads include a single lane road, a first approach road, and a second approach road, one end of the single lane road is joined to the first approach road, the other end of the single lane road is joined to the second approach road, wherein the single lane road is characterized by two vehicles being substantially unable to pass each other thereon, wherein the first and second approach roads are characterized by two vehicles being able to pass each other thereon, the vehicle communication apparatus comprising: road recognition means configured to recognize a road on which the vehicle equipped with the vehicle communication apparatus exists or is running; transmission channel switching means configured to switch to a transmission channel assigned to the road recognized by the road recognition means when a transmission of information is initiated to other vehicles; and vehicle communication means configured to communicate with on-coming vehicles among the other vehicles which travel on at least one of the single lane road and the second approach road using the transmission channel switched to by the transmission channel switching means.