| 摘要 |
<P>PROBLEM TO BE SOLVED: To promptly detect the fault of a radio communication apparatus. <P>SOLUTION: When a period not receiving a radio wave exceeds a specified time interval, the apparatus makes a signal generator for diagnosis 70 operate, inputs a receiving signal for diagnosis Ds1 to an RF 20, determines the fault based on a generated signal in the transmitter and receiver 60 when the transmitter and receiver 60 outputs receiving data corresponding to the receiving signal for diagnosis Ds1. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
