| 摘要 |
PROBLEM TO BE SOLVED: To provide a radio device for transmitting to the outside or receiving from the outside the information related to a protective radio part for transmitting or receiving a protective alarm signal, or the information related to a protective radio control part for controlling the protective radio part.SOLUTION: A radio device includes: a first radio part for transmitting a first signal for notifying of a state that the movement of a movable body is prevented using a radio wave of a first frequency; a first control part for controlling the first radio part; a second radio part for transmitting a second signal using a radio wave of a second frequency; and a second control part for controlling the second radio part. The second control part acquires the information related to the first control part or the first radio part. The second radio part transmits the information by the second signal, or the second radio part receives the information related to the first control part, the second control part, or the first radio part using the second signal. |
