高可靠卫星数据广播技术框架研究 |
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引用本文:潘晏涛,鲍振华,李雪飞,杨静飞.高可靠卫星数据广播技术框架研究[J].计算技术与自动化,2013,(3):132-136 |
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中文摘要:针对气象信息分发业务中存在的卫星广播信道不可靠问题,在现有的业务应用层和传输信道层之间插入可靠广播会话层和差错控制传输层,形成面向多信道卫星网络的可靠广播体系结构,整合前馈控制和反馈控制方法,利用基于异网反馈的自适应前向纠错和基于智能策略的多信道反馈差错控制等方法,在VSAT卫星网络上提供可靠性可控的广播分发服务。 |
中文关键词:卫星网络 可靠广播 |
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A Technical Framework for High Reliable Satellite Broadcast |
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Abstract:Since the satellite broadcasting was not reliable in meteorological data distribution, we propose a new framework which inserted two middle layers called reliable broadcast session layer and error correcting layer between application and transmission layers. Consequently, such a framework formed an integrated construction that contained many useful techniques such as a foreign network feedback based self-adaptive forward error correction, strategy based multi-channel feedback control. Such framework can provide reliable broadcasting service on VSAT satellite network. |
keywords:satellite network reliable broadcast |
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