| 摘要 |
<p>PROBLEM TO BE SOLVED: To enhance reliability.SOLUTION: A communication device includes: a main control unit, including a timer unit for starting counting on the occurrence of an abnormal event, for setting a transmission/reception switchover signal to be a value indicative of reception on the occurrence of the abnormal event, until the count value of the timer unit reaches a specified value; a radio unit for demodulating a reception signal and modulating a transmission content into a transmission signal; and a transmission/reception switchover unit for outputting the transmission signal from the radio unit to an antenna unit when the transmission/reception switchover signal is a value indicative of transmission, and for outputting the reception signal from the antenna unit to the radio unit when the transmission/reception switchover signal is a value indicative of reception.</p> |
