Abstract
Mobile channels cannot provide guaranteed Quality of Service parameters. We illustrate this problem with a ray tracing simulation of an indoor DECT channel. Unreliable transmission poses severe problems for the transmission of motion video, using compression schemes such as described in the ITU-T H.263 international standard due to temporal error propagation. We discuss compatible extensions of H.263 that utilize a feedback channel for robust transmission. In conjunction with FEC and ARQ, an intelligent source coder control can provide excellent robustness at bit error rates worse than 10-2.
| Original language | English |
|---|---|
| Pages | 3-12 |
| Number of pages | 10 |
| State | Published - 1996 |
| Externally published | Yes |
| Event | Proceedings of the 1996 9th IEEE Workshop on VLSI Signal Processing - San Francisco, CA, USA Duration: 30 Oct 1996 → 1 Nov 1996 |
Conference
| Conference | Proceedings of the 1996 9th IEEE Workshop on VLSI Signal Processing |
|---|---|
| City | San Francisco, CA, USA |
| Period | 30/10/96 → 1/11/96 |
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