Digital TV telecast system and its method based on radio transmission
A digital TV broadcasting and wireless transmission technology, applied in transmission systems, two-way working systems, pulse modulated TV signal transmission and other directions, can solve problems such as imperfection and achieve rich diversity
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[0074] The design core of the technical solution of the present invention is to provide a system and method for information interaction between the user and the network side in the digital TV broadcasting service based on wireless transmission. The terminal captures the interactive scene information of the user participating in the digital TV broadcast program and transmits it to the network side through the wireless communication network (such as the third-generation or next-generation mobile communication network, etc.), and the network side superimposes the interactive information sent by the user on the currently playing In the digital TV broadcast program, it is then broadcast and distributed through the broadcast channel in the wireless communication system or wireless digital TV broadcast system. After receiving the digital TV broadcast program with interactive information superimposed on the user terminal, it can play the interactive picture mixed with participants. con...
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