Abstract
In this paper we investigate the performance of different block turbo codes in the context of Enhanced VDSL. We first describe the VDSL system used in our simulation link. We then propose an iterative decoding algorithm based on Pyndiah's SISO decoder for product turbo block codes that can be implemented with reasonable complexity. We also illustrate several results for various QAM modulation schemes. The coding gains obtained for the different codes and modulations then allow us to predict the attainable bit rates as a function of the line length. We show that such a turbo block decoding outperforms the classical Reed Solomon hard decoding used in the ADSL system.
| Original language | English |
|---|---|
| Pages (from-to) | 1773-1776 |
| Number of pages | 4 |
| Journal | IEEE Vehicular Technology Conference |
| Volume | 56 |
| Issue number | 3 |
| Publication status | Published - 1 Jan 2002 |
| Externally published | Yes |
| Event | 56th Vehicular Technology Conference - Vancouver, BC, Canada Duration: 24 Sept 2002 → 28 Sept 2002 |
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