| 摘要 |
PURPOSE:To attain multi-function and to make the operation stable without giving mobile freedom during talking by separating a radiotelephone set into a main body and a transceiver section and connecting the two with the 2nd radio line. CONSTITUTION:The radiotelephone 5 of the radiotelephone equipment consists of the main body 6 and the handset section 7 except transceivers 46, 47 and the main body 6 is provided with a power supply circuit 61 rectifying the commercial power supply. Further, the main body 6 is provided with the 2nd transmission/reception circuit comprising a transmitter 63, a receiver 64 communicating with a connected device 2, a synthesizer 62, a transmitter 63, a receiver 64 and antennas 65, 66 and the main body is controlled by a control circuit 67. The 2nd radio line 8 is formed between the main body 6 and the handset section 7 and the connecting part between the main body 6 and the handset section 7 is provided with a control terminal 55 for control line and a terminal 56 for power output. Then the multi-function is sttained without disturbing the mobility of the equipment during talking to make the operation of the radiotelephone equipment stable. |
