| 摘要 |
<p>The terminal comprises a wireless transmitter (210) for signals, such as infrared or radio signals, which can be operated by the user by means of a keyboard (212), and an overvoice modulator (230) which can be connected directly to a subscriber telephone wire pair (232), which is connected to an overvoice network for connection to a computer network to which a television station can be connected; the modulator (230) is driven by a transducer (238) that is suitable to receive and convert the signals sent by the wireless transmitter (210), so as to send, over the telephone wire pair (232), messages directed to the television station. The transmitter is preferably provided in a handheld size, is preferably provided with television control functions, and can be equipped with a magnetic card reader (222).</p> |
