Communication system capable of improving a speech quality by a

Details Communication system capable of improving a speech quality by a Communication system capable of improving a speech quality by a

1989-12-15

1991-06-25

Kemeny, Emanuel S.

Electrical audio signal processing systems and devices

One-way audio signal program distribution

Public address system

381 40, 381 49, 381 38, G10L 500

Patent

active

050274058

ABSTRACT:
A second approximation of the multipulse excitation signal is derived from a difference signal developed from use of a first approximation of the multipulse excitation signal. Also, spectrum parameters are weighted by a periodicity measure.

REFERENCES:
patent: 4701954 (1987-10-01), Atal
patent: 4797926 (1989-01-01), Bronson
patent: 4864621 (1989-09-01), Boyd
patent: 4881267 (1989-11-01), Taguchi

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