Miscommunication prevention device, fee receipt system, and miscommunication prevention method

摘要

The erroneous communication prevention device 1a is an erroneous communication prevention device 1a for preventing erroneous communication between the RFID tag A1 installed on the vehicle A and the RFID communication antenna 20 installed on the road side. ) Is outside the range of the RFID communication area Q1 that performs regular communication with the RFID communication antenna 20, and the RFID tag A1 is defined in the communication available area based on the radio wave transmitted from the RFID communication antenna 20. An erroneous communication prevention antenna 21 is provided for transmitting an erroneous communication prevention radio wave toward the radio wave leakage monitoring area Q2.