Abstract
In the existing digital TV platform based on direct broadcast satellite, using the idle repeater resources, digital TV intelligent operating system and the core technology of middleware can present multiple functions such as broadcast TV, cable TV network etc. in one terminal without increasing the cost of existing satellite receiving terminal, realizing a variety of digital service like satellite TV channels, local channels, movies pushing Well-being community, health care, culture sharing, government affairs openness, television, newspapers and magazines. At the same time it can be transmitted to the edge server of Internet, the front of cable TV network and other network environment to realize the integration of three kinds of networks, which creates a kind of public digital cultural information service system with less investment, multiple functions, wide coverage, fast transmission speed, resource sharing, safe and controllable.
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