Network TV Introduction IPTV is interactive network TV, is a new technology to provide a variety of interactive services including digital TV using broadband cable TV, set Internet, multimedia, communication, etc. . Users can have two ways to enjoy IPTV services at home: (1) Computer, (2) Network set-top box ordinary TV.
Network TV Key Technology IPTV Key Technologies is to use computers or "set top box TV" to complete function of receiving video on demand programs, video broadcasting and online surfing. It uses high efficient video compression technology to make video streaming bandwidth at 800kb / s to have access to DVD viewing effect (usually 3MB / s of DVD video streaming bandwidth required), to carry out video services such as Internet video live online video live , Far away from true video on demand, program source production, etc., there is a strong advantage, a brand new technology concept.
Network TV is unique to the traditional analog cable TV, which is also different from the raised digital TV. Because the analog TV and digital TV have the characteristics of frequency division, timing, unidirectional broadcasting, etc.; although there are many technological innovations relative to the analog TV, it is only a change in signal form, but does not touch the communication method of media content. IPTV is also different from data broadcasting, data broadcasting provides users with a certain menu to make users and center simple interactions, but it is not possible to achieve a variety of interactive services in real sense.
