Look-Ahead Based Sigma-Delta Modulation
(Sprache: Englisch)
Aiming to expand our existing knowledge of discrete-time 1-bit look-ahead modulation, this volume analyzes potential improvements to digital noise-shaping look-ahead solutions. The results are expressed through the SA-CD lossless data compression algorithm.
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Aiming to expand our existing knowledge of discrete-time 1-bit look-ahead modulation, this volume analyzes potential improvements to digital noise-shaping look-ahead solutions. The results are expressed through the SA-CD lossless data compression algorithm.
Klappentext zu „Look-Ahead Based Sigma-Delta Modulation “
The aim of this book is to expand and improve upon the existing knowledge on discrete-time 1-bit look-ahead sigma-delta modulation in general, and to come to a solution for the above mentioned specific issues arising from 1-bit sigma-delta modulation for SA-CD. In order to achieve this objective an analysis is made of the possibilities for improving the performance of digital noise-shaping look-ahead solutions. On the basis of the insights obtained from the analysis, several novel generic 1-bit look-ahead solutions that improve upon the state-of-the-art will be derived and their performance will be evaluated and compared. Finally, all the insights are combined with the knowledge of the SA-CD lossless data compression algorithm to come to a specifically for SA-CD optimized look-ahead design.
Inhaltsverzeichnis zu „Look-Ahead Based Sigma-Delta Modulation “
1. Introduction.- 2. Basics of sigma-delta modulation.- 3. Transient SDM performance.- 4. Noise-shaping quantizer model.- 5. Look-ahead sigma-delta modulation.- 6. Reducing the complexity of LA DD conversion.- 7. Trellis sigma-delta modulation.- 8. Efficient Trellis sigma-delta modulation.- 9. Pruned Tree sigma-delta modulation.- 10. Pruned Tree sigma-delta modulation for SA-CD.- 11. Comparison of look-ahead SDM techniques.- 12. Maximum SNR analysis.- 13. General Conclusions.- Appendix A: FFT calculations - coherent and power averaging.- Appendix B: Descriptions of the used Sigma-Delta Modulators.Bibliographische Angaben
- Autoren: Erwin Janssen , Arthur van Roermund
- 2013, 248 Seiten, Maße: 23,5 cm, Kartoniert (TB), Englisch
- Verlag: Springer Netherlands
- ISBN-10: 9400735855
- ISBN-13: 9789400735859
Sprache:
Englisch
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