Postby yangfe » 25 Feb 2016, 16:31
Table of Contents
1 Propagation Models
1.1 Introduction......................................................................................................1-1
1.2 The Plane Earth Model....................................................................................1-2
1.3 Diffraction Effects ............................................................................................1-3
1.4 Empirical Models.............................................................................................1-8
1.5 Okumura’s Measurements ...........................................................................1-10
2 CW Measurements and Model Tuning
2.1 Introduction......................................................................................................2-1
2.2 The Transmitter................................................................................................2-2
2.3 The Receiver .....................................................................................................2-3
2.4 CW Measurements. .........................................................................................2-4
2.5 Model Calibration Exercise. ...........................................................................2-7
2.6 Model Tuning.................................................................................................2-11
3 Link Budgets
3.1 Introduction to Power Budgets......................................................................3-1
3.2 The Downlink Power Budget.........................................................................3-4
3.3 Uplink Power Budget......................................................................................3-7
3.4 System Balance.................................................................................................3-8
Self-Assessment Exerecises ..........................................................................3-13
4 Network Dimensioning
4.1 Introduction to the Dimensioning Process...................................................4-1
4.2 Different Approaches to the Dimensioning Process ..................................4-4
Self-Assessment Exercises ............................................................................4-11
5 Traffic Analysis
5.1 Introduction to Traffic Analysis ....................................................................5-1
5.2 Trafic measurements - Erlangs ands Blocking ............................................5-2
5.3 The Traffic Analysis Process ..........................................................................5-4
5.4 Using Demographic Data ...............................................................................5-5
5.5 Market Projections and Traffic Maps............................................................5-7
5.6 Roll-out Strategy ..............................................................................................5-9
5.7 Capturing Traffic and Assessing Resource Requirements ......................5-11
Self-Assessment Exercises ............................................................................5-15
6 Nominal Planning
6.1 Introduction......................................................................................................6-1
6.2 The Nominal Planning Process......................................................................6-2
6.3 Creating a Nominal Plan using a Planning Tool.........................................6-7
6.4 Evaluating the Capacity of the Nominal Network. ..................................6-11
6.5 Mixing Packet and Circuit Switched Services. ..........................................6-15
6.6 Self-Assessment Exercises ............................................................................6-17
Appendix A - Solutions to Self Assessment Exercises
Appendix B - Erlang B Tables
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