Table of Contents

 1     Scope          
 2     References               
 3     Definitions 
        3.1     Terms defined elsewhere        
        3.2     Terms defined in this Recommendation            
 4     Abbreviations and acronyms             
 5     Conventions             
 6     Overview of test signals and typical applications       
 7     Types of test signals              
        7.1     Non-speech-like (fully artificial) signals              
        7.2     Speech-like signals      
        7.3     Speech signals               
        7.4     Additional languages  
Annex A – Test signals for terminal coupling loss (TCL) tests    
Annex B – Speech files and noise sequences    
        B.1     General           
        B.2     Description of the recording procedure used for speech signals             
        B.3     Test sentences             
        B.4     Noise sequences         
Appendix I – Description of the processing applied to the speech signals in clause 7.3    
        I.1                   Filter for DC removal     
        I.2                   Creation of the single-talk speech sequence      
        I.3                   Example high-pass filter designs              
Bibliography