| 摘要 |
<p>A first terminal for use in a time division duplex communication system comprising apparatus (3, 7) for automatically, successively, repetitively and alternatingly transmitting and receiving compressed signals to and from another terminal via a single transmit and receive the divided channel (1), including apparatus (16, 18) for changing a transmit and receive mode of the first terminal in synchronism with an opposite transmit and receive mode of another terminal (37), apparatus (16) for receiving a timing signal which is the same timing signal received by another terminal, and apparatus (18) for changing the mode at intervals determined from reception of the timing signal.</p> |
