Engineering Project Report (B.Tech) IEEE prescribed

1. TABLE OF CONTENTS
CHAPTER NO TITLE PAGE NO
ABSTRACT III
LIST OF FIGURES IV
LIST OF ABBREVATION V
CHAPTER 1 INTRODUCTION 1
1.1 Background 4
1.2 Wireless Network Topologies 9
1.3 IEEE 802.16 Standards 10
1.4 Motivation 11
CHAPTER 2 LITERATURE SURVEY 15
2.1 Gaps in Study 19
2.2 Objective of Thesis 19
CHAPTER 3 MOBILE COMMUNICATION NETWORKS 20
3.1 Evolution of Mobile Networks 20
3.1.1 3G Cellular Systems 21
3.1.2 Wi-Fi Systems 22
3.1.3 Comparison WiMAX with 3G and Wi-Fi 22
3.2 Evolving WiMAX Standards 23
3.3 Key Features of WiMAX 25
CHAPTER 4 WIRELESS TECHNOLOGIES 27
4.1 Wi-Fi Technology 27
4.1.1 Interoperability and Compatibility 28
4.1.2 Proprietary versus Standard 28
4.1.3 Peer-to-Peer versus Infrastructure Mode 29
4.1.4 Range and Coverage 29
4.1.5 Throughput 29

2. 4.1.6 Interference 30
4.1.7 Licensing 30
4.1.8 Battery Life 30
4.1.9 Safety and Health Concerns 31
4.2 WiMAX Technology 31
4.2.1 How Does WiMAX Work? 31
4.2.2 Physical Layer 33
4.2.3 MAC Layer 36
4.2.4 Reference Network Architecture 39
CHAPTER 5 HANDOVER PERFORMANCE 42
5.1 The Fundamental handover of Cellular Networks 42
5.1.1 Initialization of a Handover 43
5.1.2 Handover Decision 45
5.1.3 Different types of Handovers 46
5.2 Handover Process and Cell Reselection 49
5.2.1 Cell Resection 49
5.2.2 Handover Decision and Initiation 50
5.2.3 Synchronization to the Target BS 52
5.2.4 Ranging with Target BS 52
5.2.5 Termination of Context with Previous BS 53
CHAPTER 6 VERTICAL AND HORIZONTAL HANDOVER 54
6.1 Vertical Handover 54
6.1.1 Discovery Time (td) 55
6.1.2 Address Configuration Period (tc) 55
6.1.3 Network Registration Period (tr) 55
6.1.4 Causes of Vertical Handover 55
6.1.5 Problems in Vertical Handover 58
6.1.6 Vertical Handover Strategies 58
6.2 Horizontal Handover 59

3. CHAPTER 7 FUZZY LOGIC 62
7.1 Basic Definitions and Terminology 63
7.2 Membership Functions (MF) 64
7.3 Linguistic Variables and Fuzzy If-Then Rules 64
7.4 Fuzzy Logic Controller (FLC) Design 66
7.5 Fuzzification, Implication, Aggregation and Defuzzification 67
CHAPTER 8 SIMULATION 68
8.1 Introduction To OPNET MODELLER 68
8.2 OPNET MODELLER Tools 68
8.3 The Modeller Workflow 71
8.4 Create Network Model 71
8.5 Advantages of OPNET 73
8.6 Connection design and Proposed Model 74
8.7 Stimulation Results 75
CONCLUSION VI
REFERENCES VII