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ISBN10: 0071429158 | ISBN13: 9780071429153
ISBN10: 0071429158
ISBN13: 9780071429153
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VoIP (Voice over Internet Protocol), the next big advance in telecom, has proven difficult to implement. This resource gives service and enterprise telecom managers all the data they need on measurements, tools, and utilities to build a Voice over IP service that works as well as the telephone. * Offers specific techniques for evaluating every factor that affects quality of service * Written in an easy-to-understand "plain English" style * Explains how to translate problems of quality into measurable cause and effect
Part 1: FOUNDATIONS Chapter 1: Basics Chapter 2: Principal System-Level Determinants of Connection Quality Chapter 3: Quality Expectations and Requirements Chapter 4: Impairments Created or Exacerbated by Packet Switching Part 2: MEASUREMENT AND EVALUATION OF VOICE QUALITY Chapter 5: Voice Quality Chapter 6: Service Attribute Tests Chapter 7: Measurement of Speech Distortion Chapter 8: Multiple-Effects Models Chapter 9: Applications Part 3: OTHER ASPECTS OF QUALITY OF SERVICE Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Chapter 2: Principal System-Level Determinants of Connection Quality Chapter 3: Quality Expectations and Requirements Chapter 4: Impairments Created or Exacerbated by Packet Switching Part 2: MEASUREMENT AND EVALUATION OF VOICE QUALITY Chapter 5: Voice Quality Chapter 6: Service Attribute Tests Chapter 7: Measurement of Speech Distortion Chapter 8: Multiple-Effects Models Chapter 9: Applications Part 3: OTHER ASPECTS OF QUALITY OF SERVICE Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Chapter 4: Impairments Created or Exacerbated by Packet Switching Part 2: MEASUREMENT AND EVALUATION OF VOICE QUALITY Chapter 5: Voice Quality Chapter 6: Service Attribute Tests Chapter 7: Measurement of Speech Distortion Chapter 8: Multiple-Effects Models Chapter 9: Applications Part 3: OTHER ASPECTS OF QUALITY OF SERVICE Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Chapter 5: Voice Quality Chapter 6: Service Attribute Tests Chapter 7: Measurement of Speech Distortion Chapter 8: Multiple-Effects Models Chapter 9: Applications Part 3: OTHER ASPECTS OF QUALITY OF SERVICE Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Chapter 7: Measurement of Speech Distortion Chapter 8: Multiple-Effects Models Chapter 9: Applications Part 3: OTHER ASPECTS OF QUALITY OF SERVICE Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Chapter 9: Applications Part 3: OTHER ASPECTS OF QUALITY OF SERVICE Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Chapter 10: Other Quality of Service Concerns Chapter 11: Quality of Voice for Interactive Multimedia Exchange Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Afterword Appendix A: Types of Codecs Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Appendix B: How a Jitter Buffer Works Appendix C: Extensions of the Loss/Noise Grade ofService Model Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Appendix D: U.S. Patents for Voice QualityMeasurement and Analysis Technology References Index
Index
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