The Research On Mobile TV And Its Application

With the development of communication, people gain information not only by fixed networks, but also on mobile .The service include not only sound by also multimedia. Media Mobile turns out and becomes more and more popular.China National Radio is the first radio station which opens the broadcasting through mobile phone. From 1940, when she was built ,China National Radio has many rare audio resource. Now our service is through CDMA1X networks. The system was set up at the beginning of 2005 and began to work at August that year. The flash is on brew technology.The media mobile include SARFT and Telecom which arouse my curiosity. Our signal transmit through 2.5G networks, but SARFT also advise its standard : CMMB at Oct 24 in 2006, which will attend the compete of the national standard.The author do the following work throw theory and practice.1,Study the different type of media mobile today. Mobile TV has come into true. The Mobile TV will be the mass media. In the long run, the market of it will be very large.2,Study DVB-H,T-DMB,S-DMB,ISDB-T, Media FLO, CMMB broadcasting technology; Streaming media on 2.5G networks; MBMS and BCMCS , the broadcasting technology in 3G networks.3,Help set up our broadcasting on mobile phone throw CDMA1X. The user can listen on demand or download the programs which also have flash and text. Our station now has three channels news, entertainment, information which includes 21 programs. 4,Analyses the future of the Mobile TV. Mobile TV needs different government to work together and make national standards. Only when each get his gain can the commercial chain be turn out .Thus the tech reform can take place. Mobile TV should be transmitted live program though broadcasting networks while interaction return channels are built by Telecom's networks. So the cooperation is very important.The article includes the following items :1,From home to abroad ,the mobile has become the 5th media. The commercial type of Mobile TV.2,DVB-H,T-DMB,S-DMB,ISDB-T, Media FLO, CMMB is broadcasting; Streaming media; MBMS and BCMCS;3,Our system on CDMA1X.4,The problems of Mobile TV and the solutions to develop Mobile TV. 5,The bright future of Mobile TV.