| 摘要 |
<P>PROBLEM TO BE SOLVED: To realize a communication device excellent in manufacturing efficiency by reducing the number of signal lines electrically connecting a first unit and a second unit. <P>SOLUTION: The communication device shares the ground of a first circuit 8 and a second circuit 9 and transmits an IF signal and a control signal through multiplexing, so that the number of signal lines for electrically connecting a first unit 2 and a second unit 3 is reduced to realize the communication device high in manufacturing efficiency, and the device is used suitably for wireless signal communication device for vehicles. <P>COPYRIGHT: (C)2010,JPO&INPIT |
