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DVB-RCS通信系统是一个基于交互式应用的卫星通信系统,目前已受到业界的广泛关注。文中首先介绍了DVB-RCS系统的多址接入方式,分析了系统采用多频时分多址所带来的优点,然后重点讨论了回传终端进入和退出网络的过程,分析了每个阶段的目的和意义,并对必要的信令传递过程进行了说明。最后对系统接入技术的实现难点进行了讨论。
The DVB-RCS communication system is a satellite communication system based on interactive applications and has received wide attention from the industry. This paper introduces the multiple access methods of DVB-RCS system firstly, analyzes the advantages brought by multi-frequency time division multiple access in the system, and then focuses on the process of backhaul terminals entering and exiting the network. Purpose and significance, and the necessary signaling transfer process is described. Finally, the implementation of system access technology to discuss the difficulties.