11-32 <strong>Propagation</strong> <strong>Effects</strong> <strong>for</strong> <strong>Vehicular</strong> <strong>and</strong> Personal Mobile Satellite Systems Barts, R. M. <strong>and</strong> W. L. Stutzman, [1991] “Modeling <strong>and</strong> Simulation <strong>of</strong> Mobile Satellite <strong>Propagation</strong>," IEEE Trans. Antennas <strong>and</strong> <strong>Propagation</strong>, Vol. 40, No. 4, pp. 375-382, April. Barts, R. M., W. L. Stutzman, W. T. Smith, R. S. Schmier, <strong>and</strong> C. W. Bostian [1987], “L<strong>and</strong> Mobile Satellite <strong>Propagation</strong> Modeling,” Proc. <strong>of</strong> the 1987 IEEE A&P Society International Symposium, Vol. 1, pp 20-23. Clarke, R. H. [1968], “A Statistical Theory <strong>of</strong> Mobile-Radio Reception,” Bell System Technical Journal, Vol. 47, No. 6, July-August, pp. 957-1000. Cygan, D., M. Dippold <strong>and</strong> J. Finkenzeller [1988], “Kanalmodelle für die Satellitengestützte Kommunikation L<strong>and</strong>mobiler Teilnehmer,” Archiv für Elektronik und Übertragungstechnik, Vol. 42, No. 6, pp. 329-339. Davies, K. [19901, Ionospheric Radio, IEE/Peter Peregrinnus Ltd., London, U.K. Flock, W. L. [1987], “<strong>Propagation</strong> <strong>Effects</strong> on Satellite Systems at Frequencies Below 10 GHz; A <strong>H<strong>and</strong>book</strong> <strong>for</strong> Satellite System Design (Second Edition),” NASA Reference Publication 1108 (02), December. Hess, G. C. [1980], “L<strong>and</strong>-Mobile Satellite Excess Path Loss Measurements,” IEEE Trans. on <strong>Vehicular</strong> Tech., Vol. VT-29, No. 2, pp. 290-297, May. ITU-R, <strong>for</strong>merly CCIR [1986a], Recommendations <strong>and</strong> Reports <strong>of</strong> the CCIR, Volume V, <strong>Propagation</strong> in Non-Ionized Media, International Telecommunications Union, Geneva, Switzerl<strong>and</strong>. ITU-R, <strong>for</strong>merly CCIR [1986b], Recommendations <strong>and</strong> Reports <strong>of</strong> the CCIR, Volume VI, <strong>Propagation</strong> in Ionized Media, International Telecommunications Union, Geneva, Switzerl<strong>and</strong>. Jakes, W. C., Jr. (Editor) [1974], Microwave Mobile Communications, Wiley, New York. LaGrone, A. H. <strong>and</strong> C. W. Chapman [1961], “Some <strong>Propagation</strong> Characteristics <strong>of</strong> High UHF Signals in the Immediate Vicinity <strong>of</strong> Trees,” IRE Trans. on Antennas <strong>and</strong> Propagat., Vol. AP-9, September, pp. 487-491. Lee, W. C. Y. [1986], Mobile Communications Design Fundamentals, H. W. Sams <strong>and</strong> Co., Indianapolis, Indiana. Loo, C. [1985], “A Statistical Model <strong>for</strong> A L<strong>and</strong> Mobile Satellite Link,” IEEE Trans. on <strong>Vehicular</strong> Tech., Vol. VT-34, No. 3, August, pp. 122-127. Loo, C. [1987], “Measurements <strong>and</strong> Models <strong>of</strong> A L<strong>and</strong> Mobile Satellite Channel <strong>and</strong> Their Applications to MSK Signals,” IEEE Trans. on <strong>Vehicular</strong> Tech., Vol. VT-35, No. 3, August, pp. 114-121. Lutz, E., W. Papke, <strong>and</strong> E. Ploechinger [1986], “L<strong>and</strong> Mobile Satellite Communications Channel Model, Modulation <strong>and</strong> Error Control,” Seventh International Conference on Digital Satellite Communications, 12 - 16 May, pp. 537-543. Papoulis, A. [1965], Probability, R<strong>and</strong>om Variables, <strong>and</strong> Stochastic Processes, McGraw- Hill, New York. Reed, H. R., <strong>and</strong> C. M. Russel [1966], Ultra High Frequency <strong>Propagation</strong>, Boston Technical Publishers, Inc., Cambridge, MA.
Theoretical Modeling Considerations 11-33 Smith, W. T. <strong>and</strong> W. L. Stutzman [1986], “Statistical Modeling <strong>for</strong> L<strong>and</strong> Mobile Satellite Communications,” Virginia Tech Report EE Satcom 86-3, Virginia Tech, Blacksburg, VA, August. Vishakantaiah, P. <strong>and</strong> W. J. Vogel [1989], “LMSS Drive Simulator <strong>for</strong> Multipath <strong>Propagation</strong>,” Proc. <strong>of</strong> NAPEX XIII, San Jose, CA, 29-30 June, pp. 42-47 (Jet Propulsion Laboratory Publication JPL 89-26). Vogel, W. J., <strong>and</strong> U.-S. Hong [1988], “Measurement <strong>and</strong> Modeling <strong>of</strong> L<strong>and</strong> Mobile Satellite <strong>Propagation</strong> at UHF <strong>and</strong> L-b<strong>and</strong>,” IEEE Trans. Antennas Propagat., Vol. AP-36, No. 5, pp. 707-719, May. Wakana, H. [1991], “A <strong>Propagation</strong> Model <strong>for</strong> L<strong>and</strong>-Mobile-Satellite Communication,” 1991 North American Radio Science Meeting <strong>and</strong> IEEE/APS Symposium, The University <strong>of</strong> Western Ontario, London, Ontario, Canada, June 24-28. Yoshikawa, M., <strong>and</strong> M. Kagohara [1989], “<strong>Propagation</strong> Characteristics in L<strong>and</strong> Mobile Satellite Systems,” 39th IEEE <strong>Vehicular</strong> Technology Conference, 1-3 May, pp. 550- 556.
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Table of Contents 1 Introduction __
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10 Optical Methods for Assessing Fa
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1-2 Propagation Effects for Vehicul
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1-4 Propagation Effects for Vehicul
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1-6 Propagation Effects for Vehicul
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Table of Contents 2 Attenuation Due
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Chapter 2 Attenuation Due to Trees:
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Attenuation Due to Trees: Static Ca
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Attenuation Due to Trees: Static Ca
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Attenuation Due to Trees: Static Ca
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Table of Contents 3 Attenuation Due
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Figure 3-23: Fade distributions at
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3-2 Propagation Effects for Vehicul
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3-4 Relative Signal Level (dB) 5 0
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3-6 Propagation Effects for Vehicul
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3-24 Percentage of Distance Fade >
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3-26 and where 1 2 Propagation Effe
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3-28 Percentage of the Time Fade >
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3-34 Propagation Effects for Vehicu
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Chapter 4 Signal Degradation for Li
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Table of Tables Table 4-1: Summary
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4-4 Percentage of Distance Fade > A
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4-8 Percentage of Distance Fade > A
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4-14 Percentage of Distance or Time
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Chapter 5 Fade and Non-Fade Duratio
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Chapter 6 Polarization, Antenna Gai
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Polarization, Antenna Gain and Dive
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was derived from measurements over
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7-2 Propagation Effects for Vehicul
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7-4 Percentage of Distance Fade > A
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7-6 7.3 Belgium (PROSAT Experiment)
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7-8 Percentage of Distance Fade > A
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7-10 Probability Fade > Abscissa (%
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7-14 Percentage of Time Fade > Absc
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7-16 Percentage of Distance Fade >
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7-20 Percentage of Distance Fade >
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7-24 Probability (%) > Abscissa 100
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7-26 Percentage of Distance Fade >
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7-28 Propagation Effects for Vehicu
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Chapter 8 Earth-Satellite Propagati
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Table of Figures Figure 8-1: Maximu
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Chapter 8 Earth-Satellite Propagati
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Earth-Satellite Propagation Effects
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Chapter 9 Maritime-Mobile Satellite
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Figure 9-7: Fading depth versus pat
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9-2 Propagation Effects for Vehicul
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9-4 Propagation Effects for Vehicul
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9-6 Roughness Parameter, u (Rad) 28
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9-8 Cθ = ( θo − 7) / 2 dB for
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9-10 Fading Depth (dB) 6 5 4 3 2 1
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9-12 Fading Depth (dB) 6 5 4 3 2 1
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9-18 Mean Fade Occurrence Interval,
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9-20 Mean Fade Duration, T D (sec)
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9-22 Fade Depth (dB) 7.0 6.5 6.0 5.
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9-26 Propagation Effects for Vehicu
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Table of Contents 10 Optical Method
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Chapter 10 Optical Methods for Asse
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Optical Methods for Assessing Fade
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