| 摘要 |
PROBLEM TO BE SOLVED: To provide an antenna for VICS(Vehicle Information and Communication System) capable of providing favorable receiving sensitivity to both of lights from optical beacon transmitting machines disposed right above a road and radio waves of radio wave beacon transmitting machines disposed on a shoulder (road left end). SOLUTION: In this antenna for the on-vehicle VICS having the optical beacon antennas 1 and the radio wave beacon antennas 2, at least, one of the radio wave beacon antennas 2 is attached to a different attachment face 4 from the attachment face 3 of the optical beacon antennas 1.
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