Encoder capable of removing interaction between adjacent frames

Details Encoder capable of removing interaction between adjacent frames Encoder capable of removing interaction between adjacent frames

1985-04-23

1989-02-28

Kemeny, Emanuel S.

Electrical audio signal processing systems and devices

One-way audio signal program distribution

Public address system

381 51, 381 41, G10L 500

Patent

active

048093300

ABSTRACT:
In a multipulse pitch speech excitation generator, pulses which may everlap the next frame are eliminated by a subtraction process (CC-HH), and pulses from the next frame which may overlap the present frame are eliminated by selection.

REFERENCES:
patent: 4282405 (1981-08-01), Taguchi
patent: 4701954 (1987-10-01), Atal
patent: 4716592 (1987-12-01), Ozawa et al.
Viswanathan, et al., "Quantization Properties of Transmission Parameters in Linear Predictive Systems", IEEE Transations on Acousties, Speech, and Signal Processing, vol. A88P-23, No. 3, Jun. 1975, pp. 309 321.
Makhoul, "Linear Prediction: A Tutorial Review", Proceedings of the IEEE, vol. 63, No. 4, Apr. 1975, pp. 561-580.
ATAL, et al., "A New Model of LPC Excitation for Producing Natural-Sounding Speech at Low Bit Rates", Bell Laboratories to Proc. IASSP, 1982, pp. 614-617.

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