Design and description of CS-ACELP: A toll quality 8 kb/s speech coder

IEEE Transactions on Speech and Audio Processing

Volumn 6, Issue 2, 1998, Pages 116-130

  Salami, Redwan ^a   Laflamme, Claude ^a   Adoul, Jean Pierre ^a   Kataoka, Akitoshi ^b   Hayashi, Shinji ^b   Moriya, Takehiro ^b   Lamblin, Claude ^c   Massaloux, Dominique ^c   Proust, Stéphane ^c   Kroon, Peter ^d   Shoham, Yair ^d  

^a UNIVERSITÉ DE SHERBROOKE   (Canada)

^b NTT CORPORATION   (Japan)

^c ORANGE LABS   (France)

^d LUCENT TECHNOLOGIES   (United States)

Author keywords

Analysis by synthesis; Speech coding

Indexed keywords

ALGEBRA; ALGORITHMS; CODING ERRORS; COMMUNICATION CHANNELS (INFORMATION THEORY); COMPUTATIONAL COMPLEXITY; ERROR CORRECTION; MATHEMATICAL MODELS; REAL TIME SYSTEMS; SIGNAL FILTERING AND PREDICTION; SPEECH ANALYSIS; SPEECH SYNTHESIS;

CODE EXCITED LINEAR PREDICTION (CELP) CODING;

SPEECH CODING;

EID: 0032027758     PISSN: 10636676     EISSN: None     Source Type: Journal    
DOI: 10.1109/89.661471     Document Type: Article

References (41)

1. A. Kataoka, T. Moriya, and S. Hayashi, An 8 kbit/s speech coder based on conjugate structure CELP, in Proc. IEEE Int. Con}. Acoustics, Speech, Signal Processing, 1993,pp.II-592-II-595.
2. -:-, Implementation and performance of an 8 kb/s conjugate structure CELP speech coder, in Proc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, 1994, pp. 11-93-11-96.
3. _, An 8-kb/s conjugate structure CELP (CS-CELP) speech coder, IEEE Trans. Speech Audio Processing, no. 6,pp.401, Nov. 1996.
4. R. Salami, C. Laflamme, J.-P. Adoul, and D. Massaloux, A toll quality 8 kb/s speech codec for the personal communications system (PCS), IEEE Trans. Veil. Technol., vol. 43,pp.808-816, 1994.
5. G. Schroeder, The standardization process for the ITU-T 8 kbit/s speech codec, in Proc. IEEE Workshop on Speech Coding, 1995, pp. 1-2.
6. A. Kataoka, J.-P. Adoul, P. Combescure, and P. Kroon, ITU-T 8 kbit/s standard speech codec for personal communication services, in Proc. Int. Conf. Universal Personal Communications, 1995, pp. 818-822.
7. A. Kataoka, J. Ikedo, and S. Hayashi, LSP and gain quantization for the proposed ITU-T 8 kb/s speech coding standard, in Proc. IEEE Workshop on Speech Coding, 1995, pp. 7-8.
8. D. Massaloux and S. Proust, Spectral shaping in the proposed ITUT 8 kb/s speech coding standard, in Proc. IEEE Workshop on Speech Coding, 1995, pp. 9-10.
9. P. Kroon and Y. Shoham, Performance of the proposed ITU-T 8 kb/s speech coding standard for a Rayleigh fading channel, in Proc. IEEE Workshop on Speech Coding, 1995, pp. 11-12.
10. R. Salami et al., Description of the proposed ITU-T 8 kb/s speech coding standard, in Proc. IEEE Workshop on Speech Coding, 1995, pp. 3-4.
11. ITU-T, Recommendation G.729-Coding of speech at 8 kbit/s using conjugate-structure algebraic-code-excited linear-prediction (CSACELP), Mar. 1996.
12. M. R. Schroeder and B. S. Atal, Code-excited linear prediction (CELP): High quality speech at very low bit rates, in Proc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, Tampa, FL, 1985, pp. 937-940.
13. F. Itakura, Line spectrum representation of linear predictive coefficients, J. Acoust. Soc. Amer., vol. 57, Suppl. no. l, p. S35, 1975.
14. P. Kroon and B. S. Atal, On the use of pitch predictors with high temporal resolution, IEEE Trans. Signal Processing, vol. 39,pp.733-735, 1991.
15. J.-H. Chen, R. V. Cox, Y.-C. Lin, N. Jayant, and M. J. Melchner, A low-delay CELP coder for the CCITT 16 kb/s speech coding standard, IEEE]. Select. Areas Commun., vol. 10,pp.830-849, 1992.
16. J. D. Market and A. H. Gray, Linear Prediction of Speech. New York: Springer-Verlag, 1976.
17. D. Florencio, Investigating the use of asymmetric windows in CELP vocoders, in Proc. ICASSP, Minneapolis, MN, 1993,pp.II427-II430.
18. Y. Tohkura, F. Itakura, and S. Hashimoto, Spectral smoothing technique in PARCOR speech analysis-synthesis, IEEE Trans. Acoust., Speech, Signal Processing, vol. ASSP-26,pp.587-596, 1978.
19. B. S. Atal and M. R. Schroeder, Predictive coding of speech signals and subjective error criteria, IEEE Trans. Acoust., Speech, Signal Processing, vol. ASSP-27,'pp.247-254, 1979.
20. P. Kabal and R. P. Ramachandran, The computation of line-spectral frequencies using Chebyshev polynomials, IEEE Trans. Acoust., Speech, Signal Processing, vol. ASSP-34,pp.1419-1426, 1986.
21. K. K. Paliwal and W. B. Kleijn, Quantization of LPC parameters, in Speech Coding and Synthesis, W. B. Kleijn and K. K. Paliwal, Eds. Amsterdam, The Netherlands: Elsevier, 1995, pp. 433
22. M. R. Schroeder, B. S. Atal, and J. L. Hall, Optimizing digital speech coders by exploiting masking properties of the human ear, J. Acoust. Soc. Amer., vol. 66,pp.1647-1652, 1979.
23. B. S. Atal, R. V. Cox, and P. Kroon, Spectral quantization and interpolation for CELP coders, in Proc. Int. Conf. Acoustics, Speech, Signal Processing, Glasgow, U.K., 1989, pp. 69-72.
24. W. B. Kleijn, D. J. Krasinski, and R. H. Ketchum, An efficient stochastically excited linear predictive coding algorithm for high quality low bit rate transmission of speech, Speech Commun., vol. 7,pp.305-316, 1988.
25. J. Adoul, P. Mabilleau, M. Delprat, and S. Morisette, Fast CELP coding based on algebraic codes, in P roc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, 1987,pp.1957-1960.
26. J. Adoul and C. Lamblin, Comparison of some algebraic structures for CELP coding of speech, in Proc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, 1987,pp.1953-1956. '
27. C. Laflamme et al., 16 kbps wideband speech coding technique based on algebraic CELP, in P roc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, 1991, pp. 13-17.
28. T. Moriya, 'Two-channel conjugate vector quantizer for noisy channel speech coding, IEEE J. Select. Areas Commun., vol. 10,pp.866-874, 1992.
29. J. H. Chen and A. Gersho, Adaptive postfiltering for quality enhancement of coded speech, IEEE Trans. Speech Audio Processing, vol. 3,pp.59-71, 1995.
30. K. Zeger and A. Gersho, Pseudo-gray coding, IEEE Trans. Commun., vol. 38,pp.2147-2158, 1990.
31. P. Hedelin, P. Knagenhjelm, and M. Skoglund, Vector quantization for speech transmission, in Speech Coding and Synthesis, W. B. Kleijn and K. K. Paliwal, Eds. Amsterdam, The Netherlands: Elsevier,pp.311-345, 1995.
32. TIA/EIA, TDMA-Cellular/PCS-Radio interface-Enhanced fullrate speech codec, May 1996. .
33. R. V. Cox, W. B. Kleijn, and P. Kroon, Robust CELP coders for noisy backgrounds and noisy channels, in Proc. Int. Conf. Acoustics, Speech, Signal Processing, Glasgow, U.K., 1989, pp. 739-742.
34. B. Hansen el al., 'Toll quality codec for the GSM system, in Proc. IEEE Workshop on Speech Coding, 1995, pp. 59-60.
35. K. Swaminathan and R. Hammons, Selective error protection of ITUT G 729 codec for digital cellular channels, in Proc. IEEE Int. Conf. Acoustics, Speech, Signal Processing, 1996, pp. 577-580.
36. ITU-T, Recommendation P.80 Methods of Subjective Determination of Transmission Quality, ITU, 1993.
37. P. Usai et al., Subjective performance of the optimized ITU-T 8 kb/s coding algorithm (with voice and background signals), in Proc. IEEE Speech Coding Workshop, 1995, pp. 5-6.
38. V. K. Varma, 'Testing speech coders for usage in wireless communication systems, in Proc. IEEE Speech Coding Workshop, 1993, pp. 93-94.
39. D. Deleam and J. P. Petit, Real-time implementations of the recent ITUT low bit rate speech coders on the TI TMS320C54x DSP: Results, methodology, and applications, in Proc. Int. Conf. Signal Processing Applications and Technology (ICSPAT), 1996,pp.1656-1660.
40. M. E. Perkins, K. Evans, D. Pascal, and L. A. Thorpe, Characterizing the subjective performance of the ITU-T 8 kb/s speech coding algorithm: ITU-T G.729, IEEE Commun. Mag., vol. 35,pp.74-81, Sept. 1997.
41. R. Salami, C. Laflamme, B. Besette, and J. P. Adoul, ITU-T G.729 annex A: Reduced complexity 8 kb/s CS-ACELP codec for digital simultaneous voice and data, IEEE Commun. Mag., vol. 35,pp.56-63, Sept. 1997.