Weighted size-aware packet distribution for multipath live streaming

  • Authors:
  • Yanfeng Zhang;Cuirong Wang;Yuan Gao

  • Affiliations:
  • College of Information Science and Engineering, Northeastern University, Shenyang, P.R.China;College of Information Science and Engineering, Northeastern University, Shenyang, P.R.China;College of Information Science and Engineering, Northeastern University, Shenyang, P.R.China

  • Venue:
  • ICC'09 Proceedings of the 2009 IEEE international conference on Communications
  • Year:
  • 2009

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Abstract

We focus on the problem of packet distribution for live media streaming over multipath networks. After proposing multipath live streaming model and an in-depth analysis of it, we suggest that traffic load should be allocated to paths in proportion to the paths' available bandwidths, considering complicated network status changing as well as burst of media sending rate, that can minimize the bandwidth overload probability. Moreover, weighted size-aware packet distribution algorithm is proposed to avoid the actual traffic deviation from expected due to variance of packet sizes. Simulation results show that the proposed algorithm outperforms other traditional algorithms, especially on reducing late packets, which has negative impact on real-time requirement.