REFERENCES
- V Rammamcorthy & N S Jayant, Enhancement of ADPCM speech by adaptive postfiltering, AT&T Bell Laboratories Technical Journal, pp 1465–1475, Oct 1984.
- N S Jayant & V Ramamoorthy, Adaptive postfiltering of ADPCM speech, Proc ICASSP, pp 16.4.1–16.4.4, 1986.
- B S Atal, Predictive coding of speech at low bit rates, IEEE Trans on Communications, Special Issue on Bit Rate Reduction and Speech Interpolation, pp 600–614, 1982.
- P Cummiskey, N S Jayant & J L Flanagan, Adaptive quantization in differential PCM coding of speech, Bell System Technical Journal pp 1105–118, 1973.
- D W Petr, 32 kbps ADPCM-DLQ coding for network applications, Proc IEEE Clobecom Conf, pp A 8.3.1–A 8.3.5, 1982.
- N S Jayant & P Noll, Digital Coding of Waveforms, Prentice Hall, 1984.
- CCITT Study Group XVIII, Report on the meeting held in Geneva (8–15 July, 1986), Temporary Document No. 26P, Annex 1 (Modified G. 721 Algorithm), (source: United States of America, Geneva. July 1986).
- R V Cox, A family of ADPCM coders implemented on real-time hardware, AT&T Bell Laboratories—Private Correspondence, 1986.
- H Alrutz, Implementation of a multipulse coder on a single chip floating point signal processor, Proc ICASSP 86, pp 2367–2370, 1986.
- D O Bowker & C A Dvorak, Transmission of several 12–16 kb/s voice coders, AT&T Bell Laboratories, Private Correspondence, 1986.
- T Taniguchi, S Unagami, K Iseda, Y Mochida & S Taming, A 16 KBPS ADPCM with multi-quantize (ADPCM-MQ) codec and its implementation by digital signal processor, Proc ICASSP 87, pp 31-5–31.5.4, 1987.
- J Chen & A Gersho, Real-time vector APC speech coding at 4800 bps with adaptive post filtering, Proc ICASSP 87, pp 51.3.1–51.3.4, 1987.
- P Kroon & B S Atal, Quantization procedures for the excitation in CELP coders, Proc ICASSP 87, pp 38.8.1–38.8.4, 1987.