Method and apparatus for controlling operation of signal decoder in broadcasting system
A technology for broadcasting signals and controlling signals, which is applied in the field of broadcasting signals and can solve harmful and other problems
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[0015] refer to figure 1 , which shows a broadcasting system in which stations 1-3 are coupled together with a multiplexing unit 4. The multiplexing unit 4 comprises modules for scrambling, encoding and compressing the broadcast signals provided by the broadcasting stations 1-3, and modules for multiplexing the digital data streams thus obtained into a digital transport stream . In the embodiment shown, this digital transport stream is modulated by modulator 5 before transmission.
[0016] The operator of the equipment comprising the multiplexing unit 4 and the modulator 5 is responsible for transmitting the signal to receiving equipment of the public, e.g. figure 1 The TV set 6 exemplified in. One or more of Radio Stations 1-3 may be privately owned radio stations operating on a pay TV basis, which means that people who want to watch a program broadcast by a particular radio station have to subscribe to those stations and pay the appropriate cost.
[0017] The transmissi...
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