| 摘要 |
PROBLEM TO BE SOLVED: To provide a wireless communication device capable of improving communication quality with an on-vehicle communication device.SOLUTION: Roadside wireless communication devices 300-1 and 300-2 each comprise: reception means (an antenna 301, an RF switch 302, and a reception unit 304) for receiving an uplink signal 201 or 202 transmitted by an on-vehicle wireless communication device 100; relay signal reception means (a relay reception antenna 306 and a relay reception unit 307) for receiving a relay signal including the uplink signal transmitted by the on-vehicle wireless communication device 100 and received by the other roadside wireless communication device; and relay signal transmission means (a relay signal transmission unit 308 and a relay transmission antenna 309) for generating a relay signal to be transmitted to the other roadside wireless communication device on the basis of the uplink signal received by the reception means and the relay signal received by the relay signal reception means, and for transmitting the generated relay signal.SELECTED DRAWING: Figure 1 |
