Dymarski P., et al., "Optimal and suboptimal algorithms for selecting the excitation in linear predictive coders", ICASSP 90, vol. 1, pp. 485-488, IEEE, 1990. |
J. Chen et al., "A Fixed-Point 16 Kb/s LD-CELP Algorithm", ICASSP 90 Proceedings, 1990 International Conference on Acoustics, Speech, and Signal Processing, Apr. 3-6, 1990, pp. 21-24. |
J. Chen, "High-Quality 16 Kb/s Speech Coding with a One-Way Delay Less Than 2 ms", ICASSP 91 Proceedings, 1991 International Conference on Acoustics, Speech, and Signal Processing, May 14-17, 1991, pp. 453-456. |
CCITT Draft Recommendation G.72x, Coding of Speech at 16 kbit/s Using Low-Delay Code Excited Linear Prediction (LD-CELP), pp. 1-30, Nov. 1991, Study Group XV. |