| 摘要 |
A handheld device is used to control the operation of a broadcast programmin g appliance, such as a television, and other media presentation devices. The device, preferably a remote control, has a display that is received from a wireless communications network that is distinct from that transmitting the broadcast programming. The device display includes content related to the broadcast programming content, and is timed in relation to the time of the broadcast programming. The device also is able to transmit information and to interact via the wireless networ k in real time relative to the time of the broadcast programming.
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