In order to meet the future need of real-time and quasi-realtime applications, the OBS network design requires short latency time. 为了适应将来大数据量的实时和准实时性业务,降低突发延迟成为OBS网络设计中要解决的一个重要问题。
Introduces ALOHA access protocol, ARQ technology, contention resolution, Quasi-realtime telecommunication based on single LEO satellite and MAC frame structure. 介绍了ALOHA多址接入技术,讨论了自动重传控制、冲突解决,基于单星的准实时通信以及MAC层帧格式的问题。