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 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        
Annex C – Speech files prepared for use with ITU-T P.800 conformant applications and perceptual-based objective speech quality prediction    
        C.1     General          
        C.2     Test sentences            
Annex D – Speech files composed of a pair of sentences spoken by a male and a female speaker    
        D.1     General         
        D.2     Test sentences           
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