| 摘要 |
<p>A remote monitoring and control apparatus (10) comprises a receiver (74) adapted to receive one or more input signals (76) and provide one or more output signals for displaying content on a monitor (12); a telephony unit (26, 62, 64) for connecting a remote telephone (42) to a local interface (36, 38, 56) using a telephony signal; and a processing unit (60) operatively connected to the receiver (74) and the telephony unit (26, 62, 64), wherein the processing unit (60) is adapted to detect an incoming call (44) from the remote telephone (42) and in response thereto automatically; allocate and open a voice channel (70) of the telephony signal over which a user (20) of the remote telephone (42) and a user (18) of the local interface (36, 38, 56) can converse; and allocate and open a control channel (72) of the telephony signal over which the user (20) of the remote telephone (42) can send control signals (72) to control the operation of the receiver (74).</p> |
