A Companded Delta Modulator with Low Power Consumption,

Abstract

This report describes a companded delta modulator for coding speech signals. The circuit is designed for low power consumption, and is primarily intended for operation at 16 kilobits per second. The principles of operation are described, and full circuit details are included. An appendix gives the complete test procedure used to check whether the equipment is operating correctly. Results of electrical measurements of performance are presented, but not intelligibility or other subjective test results. (Author)

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 1976
Accession Number
ADA032688

Entities

People

  • R. M. Wilkinson

Tags

Communities of Interest

  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Amplifiers
  • Amplitude Modulators
  • Audio Amplifiers
  • Circuits
  • Electrical Measurement
  • Energy Consumption
  • Filters
  • Frequency
  • Frequency Response
  • Low Pass Filters
  • Measurement
  • Modulators
  • Power Supplies
  • Pulse Amplitude
  • Shift Registers
  • Sine Waves
  • Speech

Readers

  • Aerospace Test and Evaluation
  • Electrical Engineering
  • Speech Processing/Speech Recognition.