Adaptive rateless coding for constant bit rate data-partitioned wireless IPTV

L. Al-Jobouri, M. Fleury, M. Ghanbari

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

Abstract

Constant Bit-Rate (CBR) video is often preferred by broadcasters, as it allows resources to be reserved. This paper applies an adaptive channel coding scheme to CBR video. Compared to some existing schemes advantages include: the coding rate is changed according to the channel conditions; it is byte-based rather than block-based, for reduced latency; and a single retransmission allows a further attempt at reconstruction. The scheme is demonstrated on data-partitioned video, resulting in a number of trade-offs between: frame sequence structure; inclusion of intra-refresh macroblocks; and partition coding isolation. With an appropriate choice of bit-rate reasonable video quality is achieve, including for a temporally active video sequence.

Original languageEnglish
Title of host publication2011 Wireless Telecommunications Symposium, WTS 2011
Subtitle of host publicationproceedings
PublisherIEEE
Pages381-386
Number of pages6
ISBN (Electronic)9781457701610, 9781457701603
ISBN (Print)9781457701627
DOIs
Publication statusPublished - 25 Jul 2011
Externally publishedYes
Event10th Annual Wireless Telecommunications Symposium, WTS 2011 - New York City, NY, United States
Duration: 13 Apr 201115 Apr 2011

Publication series

NameWireless Telecommunications Symposium
PublisherIEEE
ISSN (Print)1934-5070
ISSN (Electronic)1934-5070

Conference

Conference10th Annual Wireless Telecommunications Symposium, WTS 2011
Country/TerritoryUnited States
CityNew York City, NY
Period13/04/1115/04/11

Keywords

  • CBR
  • Data partitioning
  • IEEE 802.16
  • IPTV
  • Mobile TV
  • Raptor channel coding

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