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时延约束下的等效带宽估计 被引量：8

Equivalent bandwidth estimation with delay constrain
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摘要 本文利用流体流方法计算了实时媒体流在缓冲区中的时延概率分布函数 ,给出了时延约束下实时媒体流的等效带宽的表达式。讨论了相关参数对等效带宽的影响。进行了仿真分析和验证。该表达式计算简单 ,便于实时带宽估计和控制。 In this paper,the delay probability distribution function(pdf)and the approximate expression for the equivalent bandwidth of the real time multimedia flow have been developed with fluid flow method.The impacts of some relevant parameters have been investigated by numerical computation and simulation analysis.The expression is computationally simple and convenient for real time bandwidth estimation and control
作者 张志飞 王黎伟 裘正定
机构地区 北方交通大学信息所
出处 《通信学报》 EI CSCD 北大核心 2000年第12期73-77,共5页 Journal on Communications
基金 国家"九五"攻关项目子课题"可视化通信平台的研究与实现"基金资助项目!( 96- 4 14- 0 5- 11)
关键词 时延概率分布 时延约束 等效带宽 多媒体通信 delay probability distribution delay constrain equivalent bandwidth
分类号 TN919.85 [电子电信—通信与信息系统]
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参考文献12

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同被引文献46

  • 1陈有汉,胡仲海,桂志波.考虑不确定信息的QoS路由算法综述[J].计算机工程与应用,2006,42(15):125-128. 被引量：3
  • 2程远,张源,高西奇.差错信道下无线局域网丢包率性能分析[J].通信学报,2007,28(5):126-131. 被引量：13
  • 3BRIA A, GESSLER F, QUESETH O, STRIDH R, UNBEHAUN M, Wu Jiang, ZANDER J. 4th-generation wireless infrastructures: scenarios and research challenges[J]. IEEE Personal Communications, 2001, 8(11): 25-31.
  • 4KIM K, HAN Y, LEE J. Load sharing in heterogeneous wireless systems using dynamic load measures[C]//IEEE 63rd Vehicular Technology Conference, Anyang, Korea, 2006: 368-372.
  • 5PILLEKEIT A, DERAKHSHAN F, JUGL E, MITSCHELETHIEL A. Force-based load balancing in co-located UMTS/GSM networks[C]//IEEE 63rd Vehicular Technology Conference, Melbourne, Australia, 2004: 4402-4406.
  • 6WANG Lusheng, BINET D. MADM-based network selection in heterogeneous wireless networks: a simulation study[C]//1st International Conference on Wireless Communication, Vehicular Technology, Information Theory and Aerospace and Electronic Systems Technology, Aalborg Denmark, 2009: 559-564.
  • 7SON H, LEE S, KIM S, SHIN Y. Soft load balancing over heterogeneous wireless networks[J]. IEEE Transactions on Vehicular Technology, 2008, 57(4): 2632- 2638.
  • 8LOUHA K, JUN J H, AGRAWAL D P. Exploring load balancing in heterogeneous networks by rate distribution[C]//IEEE International Performance, Computing and Communications Conference, Texas, USA, 2008: 427-432.
  • 9LI Bin, SHI Wenxiao, LI Na. A hierarchical semicentralized architecture for load balancing of heterogeneous wireless networks[C]//The 2nd International Conference on Networks Security, Wireless Communications and Trusted Computing, Wuhan, China, 2010: 28-31.
  • 10TAN Penghui, Wu Yan, SUN Sumei. Link adaptation based on adaptive modulation and coding for multiple-antenna OFDM systemIJ]. IEEE Journal on Selected Areas in Communications, 2008, 26(8): 1599-1606.

引证文献8

二级引证文献19

通信学报
2000年 第12期

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