OPTICOM OPERA Telecom Manuals

Manuals and User Guides for OPTICOM OPERA Telecom. We have 1 OPTICOM OPERA Telecom manual available for free PDF download: User Manual

OPTICOM OPERA Telecom User Manual

OPTICOM OPERA Telecom User Manual (204 pages)

Objective Perceptual Analyzer

Brand: OPTICOM | Category: Analytical Instruments | Size: 4.13 MB

Table of Contents

Table of Contents
3
Software License Agreement and Limitations

7
Preface

11
- Conventions Used in this Manual
  12
- Further Information and Support
  13
1 Introduction

15
2 Test Methodology

19
3 Installation and Setup

29
- OPERA™ Software Suite
  29
- Unpacking the Software
  29
- System Requirements
  29
- Installation and Setup
  30
- Verification
  30
- OPERA™ Measurement System
  30
- Workstation Version
  30
- Portable PC Version
  32
4 Getting to Know the OPERA™ Framework

35
- General Concept
  35
- Data Acquisition Using Opticall
  36
- POTS Telephony Interfaces
  36
- Audio Interfaces
  39
- The Opticall™ Program
  46
- The OPERA™ Framework
  60
- The Underlying Generic Algorithm Model
  60
- The Structure of the OPERA™ Framework
  61
- Basic Operation
  63
- The Main Window
  63
- How to Select a Measurement Algorithm
  64
- How to Start a Measurement
  66
- How to Display the Results
  74
- Setting Markers in Diagrams
  79
- Logging Results
  80
- Performing Online Measurements in Realtime
  80
- Measuring Only Parts of the Input Files
  81
- Printing
  82
- Exporting Graphs
  82
- Summary of the Menu Options
  83
- Performing Measurements from Batch Files
  87
- Syntax of the Command Line Parameters in a Batch File
  87
- How to Use a Configuration File
  88
- Example Runpsqm.bat
  89
5 Wide Band Audio Quality Testing

91
6 Telephony Band Voice Quality Testing

123
- What to Know about Testing Telephony Band Voice Quality
  123
- Reference Files for Voice Quality Testing and Echo Measurements
  124
- PSQM as an Example for Perception Based Measurement Algorithms
  125
- PSQM or PESQ, Which One Shall I Use
  126
- PSQM Measurement
  127
- Fundamentals of the PSQM Measurement Algorithm
  127
- Signal Acquisition
  129
- PSQM Algorithm Properties
  130
- Diagram Types
  130
- Command Line Arguments
  140
- Common Mistakes
  141
- PESQ Measurement and VAD Measurement
  143
- Advantage of Using PESQ Instead of PSQM
  144
- Explanation of the Measured Parameters
  144
- Using PESQ
  149
- Diagram Types
  150
- Command Line Arguments
  154
- Echo Measurement
  154
- Fundamentals of the Echo Measurement Algorithm
  154
- Interpretation of Echo Parameters
  155
- Signal Acquisition
  155
- Echo Algorithm Properties
  156
- Specific Settings for the Echo Measurement
  156
- Diagram Types
  157
- Command Line Arguments
  162
- Measurement Examples
  163
- Example 1: Stand Alone Loop Measurement
  163
- Example 2: Measurements from a Batch File
  171
- More Examples
  173
7 Automation and Programming

175
- General
  175
- Performing Measurements from Batch Files
  175
- Syntax of the Command Line Parameters
  175
- Parameters Common to All Algorithms
  176
- How to Use a Configuration File
  177
- Parameters Specific to the Measurement Algorithms
  178
- Parameters Specific to Opticall
  179
- Example Runpsqm.bat
  181
- Example, Bulk Call Testing
  181
8 Technical Specifications

183
- Software
  183
- Framework
  183
- PEAQ Algorithm
  184
- PSQM Algorithm
  185
- PESQ Algorithm
  186
- Echo Algorithm
  187
- Hardware
  187
- POTS Telephony Board
  187
- Audio Interface Option (Lynxone)
  188
- Audio Interface Option (Digigram)
  189
- OPERA Workstation
  189
- OPERA Portable
  189
References

191
Glossary of Terms

195
Index

201
Appendix

203

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