| 摘要 |
A mobile telephone comprising a main transmitter (29) for transmitting an audio signal at a first frequency, a main receiver (31) for receiving an audio signal at a second frequency, a communication signal processor (33) for processing a voice from the user, outputting the resultant audio signal to the main transmitter and processing the audio signal received by the main receiver to convert it into an audible signal, an auxiliary transmitter (35) for transmitting the audio signal processed by the communication signal processor at a third frequency, a wireless earphone/mircophone device (39) for receiving and demodulating the audio signal from the auxiliary transmitter, outputting the resultant voice to the user, modulating the voice from the user and transmitting the resultant audio signal at a fourth frequency, and an auxiliary receiver (37) for transferring the audio signal transmitted from the wireless device (39) to the processor (33). |
