II Low Delay Speech Coding.- 1. High Quality Low-Delay Speech Coding at 12 kb/s.- 2. Low Delay Speech Coder at 8 kbit/s with Conditional Pitch Prediction.- 3. Low Delay Coding of Speech and Audio Using Nonuniform Band Filter Banks.- 4. 8 kb/s Low-Delay CELP Coding of Speech.- 5. Lattice Low Delay Vector Excitation for 8 kb/s Speech Coding.- III Speech Quality.- 6. Subjective Assessment Methods for the Measurement of Digital Speech Coder Quality.- 7. Speech Quality Evaluation of the European, North-American and Japanese Speech Coding Standards for Digital Cellular Systems.- 8. A Comparison of Subjective Methods for Evaluating Speech Quality.- IV Speech Coding for Wireless Transmission.- 9. Delayed Decision Coding of Pitch and Innovation Signals in Code-Excited Linear Prediction Coding of Speech.- 10. Variable Rate Speech Coding for Cellular Networks.- 11. QCELP: A Variable Rate Speech Coder for CDMA Digital Cellular.- 12. Performance and Optimization of a GSM Half Rate Candidate.- 13. Joint Design of Multi-Stage VQ Codebooks for LSP Quantization with Applications to 4 kbit/s Speech Coding.- 14. Waveform Interpolation in Speech Coding.- V Audio Coding.- 15. A Wideband CELP Coder at 16 kbit/s for Real Time Applications.- 16. Multirate STC and Its Application to Multi-Speaker Conferencing.- 17. Low Delay Coding of Wideband Speech at 32 Kbps Using Tree Structures.- 18. A Two-Band CELP Audio Coder at 16 Kbit/s and Its Evaluation.- 19. 9.6 kbit/s ACELP Coding of Wideband Speech.- 20. High Fidelity Audio Coding with Generalized Product Code VQ.- VI Speech Coding for Noisy Transmission Channels.- 21. On Noisy Channel Quantizer Design for Unequal Error Protection.- 22. Channel Coding Schemes for the GSM Half-Rate System.- 23. Combined Source-Channel Coding of LSP Parameters UsingMulti-Stage Vector Quantization.- 24. Vector Quantization of LPC Parameters in the Presence of Channel Errors.- 25. Error Control and Index Assignment for Speech Codecs.- VII Topics in Speech Coding.- 26. Efficient Techniques for Determining and Encoding the Long Term Predictor Lags for Analysis-by-Synthesis Coders.- 27. Structured Stochastic Codebook and Codebook Adaptation for CELP.- 28. Efficient Multi-Tap Pitch Prediction for Stochastic Coding.- 29. QR Factorization in the CELP Coder.- 30. Efficient Frequency-Domain Representation of LPC Excitation.- 31. Product Code Vector Quantization of LPC Parameters.- 32. A Mixed Excitation LPC Vocoder with Frequency-Dependent Voicing Strength.- 33. Adaptive Predictive Coding with Transform Domain Quantization.- 34. Finite-State VQ Excitations for CELP Coders.- Author Index.