Digital Processing of Speech Signals : 9780132136037

Digital Processing of Speech Signals

Published by
Pearson Higher Ed USA
Out of stock
Title type

The material in this book is intended as a one-semester course in speech processing.

The purpose of this text is to show how digital signal processing techniques can be applied to problems related to speech communication. The book gives an extensive description of the physical basis for speech coding including fourier analysis, digital representation and digital and time domain models of the wave form. It goes on to discuss homomorphic speech processing, linear predictive coding and digital processing for machine communication by voice.

Table of contents

1. Introduction.

2. Fundamentals of Digital Speech Processing.

3. Digital Models for the Speech Signal.

4. Time-Domain Models for Speech Processing.

5. Digital Representation of the Speech Waveform.

6. Short-Time Fourier Analysis.

7. Homomorphic Speech Processing.

8. Linear Predictive Coding of Speech.

9. Digital Speech Processing for Man-Machine Communication by Voice.
Features & benefits
  • This book is organized around several basic approaches to digital representations of speech signals with discussions of specific parameter estimation techniques and applications serving as examples of the utility of each representation. Pg.___
  • Chapter 2 provides a review of the fundamentals of digital signal processing and an extensive discussion of sampling, and decimation and interpolation, key processes that are fundamental to most speech processing systems. Pg.___
  • Chapter 3 deals with digital models for the speech signal, discussing the physical basis for sound production in the vocal tract, and discussing various types of digital models to approximate this process. Pg.___
  • Includes coverage of time domain methods in speech processing.
    • Short-Time energy. Pg.___

    • Average magnitude. Pg.___

    • Short-Time average zero-crossing rate. Pg.___

    • Short-Time autocorrelation. Pg.___

  • Coverage of a variety of coders from simple pulse code modulation (PCM) to adaptive differential PCM (ADPCM) coding, discussing the following:
    • Instantaneous quantization (both uniform and nonuniform). Pg.___

    • Adaptive quantization. Pg.___

    • Differential quantization. Pg.___

    • Predictive coding (both fixed and adaptive). Pg.___

  • Each chapter contains a set of representative homework problems which are intended to reinforce the ideas discussed in each chapter. Pg.___