Clinical applications of acoustic voice analysis

Main Article Content

Yoel Droguett G.

Keywords

Acoustic voice analysis, waveform, FFT spectrum, sonogram, linear pre- dictive code (LPC), long-term average spectrum (LTAS), cepstrum

Abstract

The acoustic voice analysis is an objective and non invasive vocal assessment method, used for voice diagnosis, therapy and research. It uses acoustic records obtai- ned from the patient’s voice using professional microphones. There is a variety of soft- wares and graphing programs available that allows process versatility and specificity. This review presents the most utilized methods of voice graphing.

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