Casale, et al, IEEE Global Telecommunications Conference and Exhibition, Hollywood, FL, "A DSP implemented . . . discriminator" Nov. 28-Dec. 1, 1988, vol. 3, pp. 1419-1427. |
"A Highly Sensitive Speech Detector and High-Speed Voiceband Data Discriminator in DSI-ADPCM Systems" Y. Yatsuzuka, IEEE Transactions on Communications, vol. COM-30, No. 4, Apr. 1982. |
"Pattern Recognition Approach to Voiced-Unvoiced-Silence Classification with Applications to Speech Recognition." B. S. Atal and L. R. Rabiner, IEEE Transactions on Acoustics, Speech, and Signal Processing, vol. ASSP-24, No. 3, Jun. 1976. |