1
Introduction
2 References
3 Basic planning principle
4 The impairment factor method
5 Equipment impairment factor, Ie
6
Quantization distortion unit (qdu)
Annex A – A comparison of the qdu approach versus the Ie-value assignment for ADPCM (32 kbit/s)
Appendix I – Provisional planning values for the equipment impairment factor Ie
Appendix II – Considerations concerning the Advantage Factor A
II.1 Introduction
II.2 Components of user expectation
Appendix III – Guidelines regarding individual transmission impairment parameters
other than qdu and Equipment Impairment Factor Ie
III.1 Attenuation distortion
III.2 Group delay distortion
III.3
Talker echo
III.4 One-way transmission time
III.5 Effect of random bit errors
III.6 Effect of burst errors
III.7 Effect of syllable speech clipping