An Investigation of the Impact of Signal Strength on Wi-Fi Link ...

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References [1] F. Ye, H. Yang, and B. Sikdar, "Enhancing MAC Coordination to Boost Spatial Reuse in IEEE 802.11 Ad Hoc Networks," presented at IEEE International Conference on Communications, 2006, pp. 3814-3819. [2] P. Chatzimisios, A. C. Boucouvalas, and V. Vitsas, "Performance analysis <strong>of</strong> IEEE 802.11 DCF in presence <strong>of</strong> transmission errors," presented at IEEE International Conference on Communication, 2004, pp. 3854-3858. [3] L. Zhang, Y. Shu, and W. W. Yang, "Performance Improvement for 802.11 Based Wireless Local Area Networks," presented at IEEE International Conference on Communications, 2006, pp. 4774-4779. [4] P. Chatzimisios, A. C. Boucouvalas, and V. Vitsas, "Optimisation <strong>of</strong> RTS/CTS handshake in IEEE 802.11 wireless LANs for maximum performance," presented at IEEE Global Telecommunications Conference Workshops, 2004, pp. 270-275. [5] K. Xu, M. Gerla, and S. Bae, "How effective is <strong>the</strong> IEEE 802.11 RTS/CTS handshake in ad hoc networks," presented at IEEE Global Telecommunications Conference, 2002, pp. 72-76. [6] J. Rao and S. Biswas, "Transmission power control for 802.11: a carrier-sense based NAV extension approach," presented at IEEE Global Telecommunications Conference, 2005, pp. 3439-3444. [7] S. Datta and S. Biswas, "Energy savings by intelligent interface idling in 802.11 based wireless networks," presented at IEEE International Conference on Electro Information Technology, 2005, pp. 6-12. [8] A. Muqattash and M. M. Krunz, "A distributed transmission power control protocol for mobile ad hoc networks," IEEE Transactions on Mobile Computing, vol. 3, no. 2, pp. 113-128, 2004. [9] J. K. L. Wong, A. J. Mason, M. J. Neve, and K. W. Sowerby, "Base station - 102 -
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Page 1 and 2:
An Investi
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2.3.5 Signal <stro
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Attestation of Aut
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Abstract Wireless local area networ
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List of Abbreviati
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List of Figures Fi
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List of Tables Tab
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Chapter 1 Introduction There has be
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WLAN performance evaluation and ana
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Chapter 2 Background and Related Wo
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The IEEE 802.11 networks have two o
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The coverage of a
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2.2.1 Physical Layer Figure 2.8 sho
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throughput significantly at higher
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DCF is designed to provide “best-
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Figure 2.11: Backof</strong
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modulation in [37]. According to si
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Figure 2.12: Net throughput <strong
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As highlighted in [46, 47], distanc
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2.3.2 Base Station Placement <stron
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gained an insight that this would m
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proposed to improve WLAN performanc
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specifications of
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dynamic and complicated. As argued
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In addition, we surveyed and review
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4.1 Performance Metrics A stopwatch
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Model: DWL-G132 Specification: Sta
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Figure 4.1: WY building layout. - 4
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Figure 4.2 shows wireless configura
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4.4.2 Wireless Adapter Configuratio
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4.4.3 AP Operation Mode Two APs (D-
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meeting room with different distanc
Page 65 and 66: Scenario 4 In figure 4.12, two APs
Page 67 and 68: “(H-3.5m)F-H” is the</s
Page 69 and 70: Figure 4.16: Phase 2 measurement: A
Page 71 and 72: performed the prop
Page 73 and 74: The receiver sensitivity is an impo
Page 75 and 76: In table 5.1, the
Page 77 and 78: Ethernet connectio
Page 79 and 80: sufficient signal coverage and thro
Page 81 and 82: throughput decreases along with low
Page 83 and 84: In table 5.1, when RSS is larger th
Page 85 and 86: (for example, measurement point “
Page 87 and 88: AP at Position “R” Figure 5.13
Page 89 and 90: The measurement results indicated t
Page 91 and 92: 5.2.2 Throughput An</strong
Page 93 and 94: impact on RSS and throughput. Resul
Page 95 and 96: The throughput of
Page 97 and 98: The RSS of “WDS
Page 99 and 100: The average throughput of</
Page 101 and 102: The average data size of</s
Page 103 and 104: 5.6.1 SOHO Environment Due to <stro
Page 105 and 106: The following notes are needed to b
Page 107 and 108: when APs were placed at positions
Page 109 and 110: Real and accurate results for AP pl
Page 111 and 112: Chapter 7 Summary and Conclusions W
Page 113 and 114: planning. Propagation measurement (
Page 115: deployment. Many WLANs are deployed
Page 119 and 120: Communications, vol. 2, no. 5, pp.
Page 121 and 122: [56] J. K. L. Wong, M. J. Neve, and
Page 123 and 124: eceived signal strength of<
Page 125 and 126: Appendix A Preliminary Experimental
Page 127 and 128: 2. AP Mode Measurement in t
Page 129 and 130: 7. The Ad-Hoc Mode Measurement on <
Page 131 and 132: Appendix B Phase 1 Experimental Res
Page 133 and 134: (P-1.5m)O-P 32.78 -86 193.6 0.453 N
Page 135 and 136: 3. Access Point at Position “E-3M
Page 137 and 138: (C-5m)C-D 21.63 -83 46.8 1.875 NLOS
Page 139 and 140: J 9.00 -44 8.2 10.703 LOS (J-1.5m)J
Page 141 and 142: 7. Access Point at Position “H”
Page 143 and 144: Figure B.2: Throughput map for AP a
Page 145 and 146: 60 40 20 0 -20 -40 -60 -80 -100 Acc
Page 147 and 148: (N-3m)N-O 15.00 -72 15.6 5.626 NLOS
Page 149 and 150: (C-3m)C-D 14.32 -74 13.6 6.453 NLOS
Page 151 and 152: Figure B.8: Throughput map for AP a
Page 153 and 154: 60 40 20 0 -20 -40 -60 -80 -100 Acc
Page 155 and 156: AP at A RX Position Left-Hand Area
Page 157 and 158: AP at L RX Position Left-Hand Area
Page 159 and 160: Appendix D Phase 3 Experimental Res
Page 161 and 162: TX at 2M from E-3M Data File: 153.6
Page 163 and 164: IEEE 802.11 b/g Access Point DWL-21
Page 165 and 166: Standards • IEEE 802.11g • IEEE
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1 Maximum wireless signal rate deri
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Wireless 108G Standards • 802.11b
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Wireless 108G Add 802.11g Wireless
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2.4GHz Omni-Directional 7dBi Indoor
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