| 摘要 |
<p>A method of instructing a receiver/decoder to perform an action is described. The method comprises transmitting a command to the receiver/decoder via a broadcast system, the command instructing the receiver/decoder to perform the action. Apparatus for generating a message comprising a command for transmission in a broadcast system, a corresponding receiver/decoder, and a message for transmission in a broadcast system, the message comprising a command to instruct the receiver/decoder to perform an action, are also described. <IMAGE></p> |
