Mobile television, is to use with the operating system and streaming video function of smartphones and now support of the intelligent machine RTSP can watch TV business. Although mobile TV business prospect is good, but its evolution can't flat. In analysing past, some mobile data service development course, you can find almost all walked in the way of is tortuous. Comprehensive consideration of the technology, market, content and user factors, the domestic mobile TV service in the development process devastates mainly face policy, cognitive, terminal, operation, contents, standards, network and money, etc of obstacles.
Mobile network
At present the United States and China mobile operators launch mobile TV business mainly depend on the existing mobile network realization. China mobile phone TV business is based on its GPRS network, China unicom is to rely on its CDMA1X network. This kind of mobile phone TV business is actually using streaming media technology, a mobile phone TV as a data service out. Whether it CDMA1X cell phones, mobile phone or GPRS with operating systems are also required to the mobile terminal (usually PDA phone installed on such high-end products), and corresponding player software corresponding TV programs by the mobile communications company or through the corresponding SP to organize and provide.
Satellite network
Use of mobile phones to receive satellite broadcast TV signal is a very novel idea. At present, only South Korea mobile television broadcasting in push this way (DMB). According to SK says, this DMB receiver can provide high quality images, use the receiver module can users can also receive ground wireless TV radio and satellite TV broadcasting signals.
At present the corresponding standards of South Korea and Japan have been confirmed this module will soon launch in the two. And the rest of the world will be relatively lags behind some. Responsible for producing such mobile terminal samsung says, DMB module will make handset price increase 20? $30. Samsung is expected to cell phones and TV, this DMB service will be in the third quarter of this year launched.
Mobile network
At present the United States and China mobile operators launch mobile TV business mainly depend on the existing mobile network realization. China mobile phone TV business is based on its GPRS network, China unicom is to rely on its CDMA1X network. This kind of mobile phone TV business is actually using streaming media technology, a mobile phone TV as a data service out. Whether it CDMA1X cell phones, mobile phone or GPRS with operating systems are also required to the mobile terminal (usually PDA phone installed on such high-end products), and corresponding player software corresponding TV programs by the mobile communications company or through the corresponding SP to organize and provide.
Satellite network
Use of mobile phones to receive satellite broadcast TV signal is a very novel idea. At present, only South Korea mobile television broadcasting in push this way (DMB). According to SK says, this DMB receiver can provide high quality images, use the receiver module can users can also receive ground wireless TV radio and satellite TV broadcasting signals.
At present the corresponding standards of South Korea and Japan have been confirmed this module will soon launch in the two. And the rest of the world will be relatively lags behind some. Responsible for producing such mobile terminal samsung says, DMB module will make handset price increase 20? $30. Samsung is expected to cell phones and TV, this DMB service will be in the third quarter of this year launched.
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