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Literature |
Speech Quality Solutions
A Guide to measuring speech quality in telephone
and other transmission networks
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PESQ Perceptual Evaluation of Speech
Quality
Determining the subjective speech quality
of a transmission system has always been an expensive and laborious
process. Now the tool described in ITU-T Rec. P.862 Perceptual Evaluation
of Speech Quality - PESQ will provide a rapid and repeatable result
in a few moments. PESQ is an objective measurement tool that predicts
the results of subjective listening tests on telephony systems. |
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PAMS A Perceptual Analysis/Measurement
System
PAMS provides rapid and repeatable Listening
Quality and Listening Effort scores in a few moments across any
network, even those subject to packet loss or variations in delay. |
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Phonytalk TM
An artificial speech test stimulus that provides
an efficient and controllable signal source for DSLA and SPA users.
ASTS avoids the redundancy found in recorded human speech, substantially
reducing test time. |
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