Digital processor for speech signals

Communications: electrical – Audible indication – Percussion-type sound producer

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H03M 112

Patent

active

045945756

ABSTRACT:
A method and implementation apparatus for converting analog signals, such as speech signals, into digital data signals, with improved fidelity by the use of dithering techniques coupled with amplitude clipping and filtering operations.

REFERENCES:
patent: 3656152 (1972-04-01), Gundersen
D. F. Stout et al. "Handbook of Operational Amplifier Circuit Design", 1976, McGraw-Hill Book Co.
D. Seitzer et al. "Electronic Analog-to-Digital Converters", 1983, John Wiley & Sons.

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