Objective Measurement Techniques for Evaluating Voice Communication Channels

Abstract

The report presents methods for objectively evaluating the quality of voice communication circuits, based upon the Articulation Index (AI). The Speech Communication Index Meter (SCIM) and associated computer programs for calculating AI are discussed in some detail and procedures are presented for making system measurements.

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Document Details

Document Type
Technical Report
Publication Date
Jul 01, 1974
Accession Number
AD0786667

Entities

People

  • R. W. Hubbard
  • W. J. Hartman

Tags

Communities of Interest

  • Energy and Power Technologies
  • Space

DTIC Thesaurus Topics

  • Air Force
  • Communication Channels
  • Communication Systems
  • Communications Techniques
  • Computer Programs
  • Computers
  • Detectors
  • Diagrams
  • Frequency
  • Frequency Bands
  • Frequency Shift
  • Generators
  • Measurement
  • Modulation
  • Signal Generators
  • Test And Evaluation
  • Voice Communications

Fields of Study

  • Physics

Readers

  • Geodesy
  • Instructional Design and Training Evaluation.
  • Speech Processing/Speech Recognition.