Adaptive raptor coded video streaming for a WiMAX channel

Laith Al-Jobouri*, Martin Fleury

*Corresponding author for this work

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

Abstract

This paper proposes an adaptive channel coding scheme for data-partitioned video streaming over a mobile access network, namely IEEE 802.16e (WiMAX). Raptor coding, for reduced latency, is applied at the byte-level rather than the block level. Adaptation is achieved by a single retransmission, when necessary, of extra redundant data to reconstruct corrupted packets. Packet drops are responded to through the error resiliency inherent in partitioned source coding. The paper finds that operation of the proposed scheme depends on: choice of group-of-pictures structure; selection of an appropriate quantization parameter; and configuration of data partitioning to reduce inter-partition dependencies.

Original languageEnglish
Title of host publication2012 4th Computer Science and Electronic Engineering Conference (CEEC)
Subtitle of host publicationconference proceedings
Place of PublicationPiscataway
PublisherIEEE
Pages89-93
Number of pages5
ISBN (Electronic)9781467326667, 9781467326643
ISBN (Print)9781467326650
DOIs
Publication statusPublished - 6 Dec 2012
Externally publishedYes
Event2012 4th Computer Science and Electronic Engineering Conference - University of Essex, Colchester, Essex, United Kingdom
Duration: 12 Sept 201213 Sept 2012
Conference number: 4th

Conference

Conference2012 4th Computer Science and Electronic Engineering Conference
Abbreviated titleCEEC 2012
Country/TerritoryUnited Kingdom
CityColchester, Essex
Period12/09/1213/09/12

Keywords

  • Broadband wireless access
  • Raptor channel coding
  • Video streaming

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