Contents
Preface
Chapter 1 Polling Systems 1
1.1 A two-class polling system model 2
1.1.1 Definition 2
1.1.2 Work conditions 3
1.1.3 Generation function 4
1.1.4 Performance parameter expression 4
1.2 A new polling scheme based on busyidle queues mechanism 5
1.2.1 Assumption conditions and variable definition 6
1.2.2 Probability generating function 7
1.2.3 Performance parameter expression 8
1.3 An asymmetric exhaustive service polling control system 10
1.3.1 Model principle description 10
1.3.2 System variable definition 10
1.3.3 Probability generating function 11
1.3.4 Performance parameter expression 12
1.4 Simulation and characteristics analyses 14
1.4.1 The first model 14
1.4.2 The second model 16
1.4.3 The third model 21
1.5 Conclusions 25
Chapter 2 Application of Polling System in Four Wireless Networks 27
2.1 Wireless network MAC algorithms 28
2.1.1 Control strategies for next generation networks 28
2.1.2 MAC algorithm of wireless local area network 29
2.1.3 MAC protocol of wireless metropolitan area network 31
2.1.4 MAC scheduling algorithm for Bluetooth system 34
2.2 Asymmetric polling system model in NGN 36
2.3 A new polling protocol in WLAN 41
2.4 Traffic service strategy based on service priority for wireless metropolitan area networks 47
2.5 Improved Bluetooth technology scheduling algorithm 50
2.6 Theoretical calculation and simulation 51
2.6.1 Analysis of experimental results in NGN 51
2.6.2 Analysis of experimental results in Wireless Local Area Network 53
2.6.3 Analysis and evaluation in wireless metropolitan area network 55
2.6.4 Analysis and evaluation of improved wireless personal area networks 57
2.7 Conclusion 59
Chapter 3 Polling MAC for Wireless Sensor Networks 61
3.1 PPSP-MAC model design 64
3.1.1 Definition 64
3.1.2 Work conditions 65
3.1.3 Generation function 65
3.1.4 Performance parameter expression 66
3.2 Adaptive exhaustive-service polling system model 69
3.2.1 Model principle description 69
3.2.2 System variable definition 70
3.2.3 Probability generating function 70
3.2.4 Performance parameter expression 71
3.3 Asymmetric polling control system in WSN 72
3.3.1 Analyses of the theoretical model 73
3.3.2 System variables definition 74
3.3.3 Generating function 75
3.3.4 Performance parameter expression 76
3.4 Simulation and analyses 80
3.4.1 Simulation and analyses of PPSP-MAC mODEL 80
3.4.2 Simulation and analyses of AES polling system 83
3.4.3 Simulation and analyses of asymmetric polling system 87
3.5 Tiny OS experiment 91
3.5.1 Tiny OS experiment of AES polling system 91
3.5.2 Tiny OS experiment of asymmetric polling system 92
3.6 Conclusion 94
Chapter 4 Environment Monitoring Platform Based on Wireless Sensor Network 96
4.1 The structure of wireless sensor network 96
4.2 Software platform and hardware platform of the system 97
4.2.1 Implementation of system software platform 97
4.2.2 Component structure of Tiny OS 98
4.2.3 NesC language 98
4.2.4 The design of system hardware platform 99
4.2.5 Cc2538cb node 99
4.2.6 Cc2538cb node structure 99
4.3 Wireless transmission and data reception 102
4.3.1 Data transmission 102
4.3.2 Data reception 103
4.4 Design of remote environment monitoring 104
4.4.1 Cloud server and database design 104
4.4.2 The design of android mobile phone software 105
4.5 Conclusions 106
Chapter 5 Access Network MAC Protocol Based on Polling Control Mechanism in Triple Play 108
5.1 HINOC access network and frame structure 109
5.1.1 Access network 109
5.1.2 HINOC frame structure 109
5.2 Designing frame 110
5.3 A new HM QoS control model 111
5.3.1 Definition 111
5.3.2 Work conditions 111
5.4 Generation function 112
5.5 System characteristics 113
5.5.1 Mean queue length 113
5.5.2 Mean cycle time 114
5.5.3 System throughput 114
5.5.4 Simulation and experiment analyses 114
5.6 Conclusion 117
Chapter 6 Summary and Outlook 118
References 119
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