MMB与TD-MBMS的技术和产业比较

Mobile TV is television service to subcribers via mobile terminal. It is a combination of mobile communication and tele-broadcast. It is the television and mobile telecommunication technologies integration products. As a new type of information service and media style mobile tv brings new development opportunities and challenges for information industry. In this case mobile tv is the hot spot of domestic and foreign technology and industrial development during next few years . Currently CMMB(China mobile multimedia broadcasting) and TD-MBMS(Mulitmedia Broadcast/multicase Service based on TD-SCDMA) are the two fasion mobile tv tecnologies. The former is the industry standard which is recommanded by State Administration of Radio Film and Television, and TD-MBMS is recommanded by China Mobile. CMMB and TD-MBMS all have their own technical characteristics. This article from the synchronization technology, anti-interference technology, bit rate and channel-numbers of both mobile TV technology analysis, and the prospects of industrialization on the comparison between the two.