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Test Automation Tool for POLQA® and PESQ® Speech Quality Tests

This application note provides an application program for level alignment, test automation and reporting with PESQ, POLQA and delay measurements on the Audio Analyzer R&S®UPV or R&S®UPV66.

Contents

1 POLQA® and PESQ® Measurements

1.1 Objective Perceptual Speech Test Methods

1.2 Bandwidth and Listening Situation

1.3 Reference Signals

1.4 POLQA® and PESQ® on the R&S® Audio Analyzer UPV

1.5 POLQA® vs. PESQ®

1.6 Signal Levels

2 Using the Application Program

2.1 Installation

2.2 User Interface

2.3 Choosing a signal Path

2.3.1 Uplink

2.3.2 Downlink

2.3.3 Loopback on the Network Side

2.3.4 Loopback on the Mobile Side

2.3.5 Connection Cable between UPV and CMU Speech Connector

2.3.6 Connection Cable between UPV and UE Headset Connector

2.4 Calibration Functions

2.4.1 Decoder Calibration

2.4.2 Encoder Calibration

2.4.3 Mobile Input Calibration

2.4.3.1 M. I. Speech Cal.

2.4.4 Mobile Output Calibration

2.4.5 In / Out Calibration

2.4.6 Loading Calibration Values from File

2.5 Loading a Setup and Starting a Measurement in Manual Mode

2.5.1 Configuring the Test Signal

2.5.2 Choosing an equalizer filter

2.5.3 Options to be Carried out after Loading the Setup

2.5.4 Loading a Setup

2.6 Using the Monitor function

2.7 Running POLQA® or PESQ® Tests Automatically

2.7.1 User Interface of the Test Automation Tab

2.7.2 Compiling a List of Test Signals

2.7.3 Test and Averaging Options

2.7.4 Starting a Test Sequence

2.8 POLQA® and PESQ® Test Results

2.8.1 Viewing Results in the Data Grid

2.8.2 Statistical Evaluation and Limit Check of Result Data

2.8.3 Entering Auxiliary Data

2.8.4 Previewing a Report

2.8.5 Printing a Report

2.8.6 Export of Result Data to an ASCII file

2.9 Delay Measurements

2.10 Delay Results

3 Literature

4 Ordering Information

Name
Type
Version
Date
Size
Test Automation Tool for POLQA® and PESQ® Speech Quality Tests | 1GA62
Type
Application Note
Version
4e
Date
31-Jul-2017
Size
1 MB
1GA62 Installation file

Application program for level alignment, test automation and reporting with PESQ, POLQA and delay measurements on the Audio Analyzer R&SUPV or R&SUPV66.

New features in version 1.3.0:

- Handling of CMW500 calibration values

- Statistic evaluation and limit check

- Offline spectral and time-domain analysis of degraded signals

- Real speech signal for delay tests

New in version 1.3.1:

Fix for use with UPV FW version 4.0 and higher

New in version 1.3.2:

Fix for missing reference wav files

Type
Application Note File
Version
1.3.5
Date
12-Nov-2018
Size
10 MB
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