Cross layer optimization for scalable video multicast over 802.11 WLANs

Liqiao Han, Dipankar Raychaudhuri, Hang Liu, Kumar Ramaswamy

Research output: Chapter in Book/Report/Conference proceedingConference contribution

9 Scopus citations

Abstract

Compared with unicast, video multicast over 802.11 WLANs should handle varying channel conditions of multiple users and user topology changes as well as scalability to achieve good quality for all users in the serving area. This paper analyzes error control strategies available in different layers of the network stack, including modulation and channel coding in physical layer, cross-packet Forward Error Correction (FEC), packet size optimization and scalable video coding in application layer. By combining and adapting these schemes jointly, an adaptive cross layer optimization algorithm is proposed for scalable video multicast over 802.11 WLANs. Based on a variety of criteria, improvement in overall video quality for all the targeted users can be achieved.

Original languageEnglish (US)
Title of host publication2006 3rd IEEE Consumer Communications and Networking Conference, CCNC 2006
Pages838-843
Number of pages6
DOIs
StatePublished - 2006
Event2006 3rd IEEE Consumer Communications and Networking Conference, CCNC 2006 - Las Vegas, NV, United States
Duration: Jan 8 2006Jan 10 2006

Publication series

Name2006 3rd IEEE Consumer Communications and Networking Conference, CCNC 2006
Volume2

Other

Other2006 3rd IEEE Consumer Communications and Networking Conference, CCNC 2006
Country/TerritoryUnited States
CityLas Vegas, NV
Period1/8/061/10/06

All Science Journal Classification (ASJC) codes

  • General Engineering

Keywords

  • Cross layer
  • Video multicast
  • Wireless LAN

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