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Novel Method of Packet Loss Rate Analysis in HD Video Network Systems
Author(s): 
Pages: 150-154
Year: Issue:  23
Journal: Video Engineering

Keyword:  bit error ratepacket loss ratedelayMarkov chain;
Abstract: 为了提高系统性能并最大限度降低算法实现复杂度,提出了一种新的高清视频联网系统中丢包率的更优近似分析方法,重点研究包长度对丢包率的影响.首先使用马尔科夫链模型估算数据包的误码率,进而得出数据包网络时延的概率分布,最后计算出基于包长度的丢包率的理论表达式.仿真结果表明,通过减小发包大小可以有效降低丢包率,同时基于包长度的丢包率的理论分析方法可以有效地运用到高清视频联网系统的分析研究中.
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