CHAPTER 2. LITERATURE REVIEW ON THE PLANNING OF UMTS NETWORKS
2.1 Evolution of cellular networks 4 2.1.1 1G cellular networks 4
2.1.2 The second generation & phase 2+ systems (digital) 6
2.1.3 The third-generation (WCDMA in UMTS,CDMA 2000 8
& TC-SCDMA) 2.2 Spread spectrum techniques 11 2.2.1 DS-CDMA 12 2.2.2 Frequency-Hopping CDMA 12
2.2.3 Time-Hopping CDMA 13
2.2.4 Multicarrier CDMA 14
2.3 Approaches to planning problems 14
2.3.1 Sequential Approach 14
2.3.2 Global Approach 24
2.3.3 Sectional Remarks 25
CHAPTER 3. CODE PLANNING & NETWORK PLANNING OF 3G UMTS MOBILE NETWORKS
3.1 Introduction 27 3.2 Radio network planning 27 3.2.1 Dimensioning 28
3.2.2 Capacity and coverage planning 31
3.3 WCDMA/UMTS Optimization methodology 33
3.4 Importance of Network Planning 37
3.5 Network Planning Process 37
3.6 Issues to be considered in Network Planning of WCDMA 39
3.6.1 Pilot Pollution 39
3.6.2 SHO Parameters 39
3.6.3 HO Problems 39
3.6.4 Hierarchical Cells 40
3.7 Other Issues 40
3.7.1 Link Budgets 40
3.8 Planning tool which we used in our project (ATOLL software.) 42
CHAPTER 4. RESULTS AND CONCLUSIONS
4.1 Results obtained by using Atoll RF Software Planning tool 46
|