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Cover image for Radio propagation and adaptive antennas for wireless communication links :  terrestrial, atmospheric and ionospheric
Title:
Radio propagation and adaptive antennas for wireless communication links : terrestrial, atmospheric and ionospheric
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Publication Information:
Hoboken, NJ : Wiley-Interscience, 2007
ISBN:
9780471251217

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30000010127055 TK7871.67.A33 B52 2007 Open Access Book Book
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Summary

Summary

Antennas and Propogation for Wireless Communication covers the basics of wireless communication system design with emphasis on antennas and propagation. It contains information on antenna fundamentals and the latest developments in smart antennas, as well as the radiation effects of hand-held devices.

Antennas and Propogation for Wireless Communication provides a complete discussion of all the topics important to the design of wireless communication systems. Written by acknowledged authorities in their respective fields, the book deals with practical applications and presents real world examples. A solutions manual for college adopters accompanies the text. Ideal for engineers working in communication, antennas, and propagation for telecomm, military, and aerospace applications, as well as students of electrical engineering, this book covers all topics needed for a complete system design.


Author Notes

Nathan Blaunstein received his BSc. and MSc. in Radiophysics and Electronics from the State University, Tomsk, and his Ph.D. and DSc. in Radiophysics and Electronics from the Institute of Terrestrial Magnetism, Ionosphere and Radiowave Propagation Academy of Sciences in Moscow, both in the former USSR.

Blaunstein is a professor at the Ben-Gurion University of the Negev and at Tel-Aviv University, Israel. He is the author of Radio Propagation in Cellular Networks (Artech House, 2000). He has done extensive research in problems of the ionosphere and ionospheric radio propagation for geophysical purposes, diffraction and scattering in various media for purpose of radiolocation, mobile-satellite and terrestrial communications, and for cellular and mobile systems performance and services (2 books, more than 130 articles and 3 patents), being a scientific adviser of Tadiran Telecom, InnoWave, Spectrolink, Magal Security Systems (Israel), Stellar-Senstar, Inc. (Canada), Ancoras (USA).

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Table of Contents

Prefacep. xv
Chapter 1 Fundamentals of Radio Communicationsp. 1
1.1 Radio Communication Linkp. 1
1.2 Frequency Band for Radio Communicationsp. 2
1.3 Noise in Radio Communication Linksp. 3
1.4 Main Propagation Characteristicsp. 4
1.4.1 Path Lossp. 6
1.4.2 Characteristics of Multipath Propagationp. 7
1.4.3 Signal Presentation in Wireless Communication Channelsp. 10
1.4.4 Parameters of the Multipath Communication Channelp. 14
1.4.5 Types of Fading in Multipath Communication Channelsp. 17
1.5 Problems in Adaptive Antennas Applicationp. 20
Bibliographyp. 21
Chapter 2 Antenna Fundamentalsp. 22
2.1 Radiation Patternp. 23
2.2 Field Regions of an Antennap. 26
2.3 Radiation Intensityp. 27
2.4 Directivity and Gainp. 29
2.5 Polarizationp. 31
2.5.1 Wave and Antenna Polarizationp. 31
2.5.2 Linear, Circular, and Elliptical Polarizationp. 31
2.6 Terminal Antennas in Free Spacep. 34
2.7 Antenna Typesp. 34
Bibliographyp. 35
Chapter 3 Fundamentals of Wave Propagation in Random Mediap. 36
3.1 Main Wave Equations and Random Functionsp. 37
3.1.1 Wave Equationsp. 37
3.1.2 Random Functions and Their Momentsp. 39
3.1.3 Random Equationsp. 42
3.2 The Perturbation Method for Multiple Scatteringp. 43
The Mean Perturbed Propagatorp. 46
The Mean Double Propagatorp. 48
Mass Operator and Dyson Equationp. 49
3.3 An Exact Solution of ID-Equationp. 51
3.4 Approximations of the Perturbation Methodp. 54
3.4.1 Low Order Approximationsp. 54
3.4.2 Convergence of the Perturbation Expansionp. 57
3.4.3 Bourret's Bilocal and Kraichnan's Random Coupling Modelsp. 58
3.5 Random Taylor Expansion at Short Wavelengthsp. 65
3.6 An Exact Solution of the Scalar Wave Equationp. 67
Approximate Evaluations of the Functional Integral (3.137)p. 71
3.7 The Electromagnetic Wave Equationp. 72
3.8 Propagation in Statistically Inhomogeneous Mediap. 74
3.9 Propagation in Homogeneous Anisotropic Mediap. 76
3.9.1 Coupling Between Wave Modesp. 76
3.9.2 Energy Transfer Between Wave Modesp. 79
Bibliographyp. 85
Chapter 4 Electromagnetic Aspects of Wave Propagation over Terrainp. 87
4.1 Waves Propagation in Free Spacep. 88
4.1.1 A Plane, Cylindrical and Spherical Wave Presentationp. 88
4.1.2 Green's Function Presentationp. 89
4.1.3 Huygen's Principlep. 90
4.1.4 The Concept of Fresnel Zones for Free Spacep. 92
4.1.5 Polarization of Radio Wavesp. 96
4.2 Path Loss in Free Spacep. 97
4.3 Radio Propagation Above Flat Terrainp. 98
4.3.1 Boundary Conditions at the Perfectly Conductive Surfacep. 98
4.3.2 Areas Significant for Reflectionp. 99
4.3.3 Reflection Coefficientsp. 104
4.4 Propagation Above Rough Terrain Under LOS Conditionsp. 106
4.4.1 Scattering from a Rough Ground Surfacep. 106
4.4.2 The Perturbation Solutionp. 107
4.4.3 Kirchhoff's Approximationp. 111
4.4.4 The Rayleigh Approximationp. 115
4.5 Propagation Above a Smooth Curved Terrainp. 116
4.6 Effect of a Single Obstacle Placed on a Flat Terrainp. 119
Bibliographyp. 122
Chapter 5 Terrestrial Radio Communicationsp. 125
5.1 Characterization of the Terrainp. 126
5.2 Propagation Scenarios in Terrestrial Communication Linksp. 127
5.3 Propagation over a Flat Terrain in LOS Conditionsp. 127
5.4 Propagation over a Hilly Terrain in NLOS Conditionsp. 131
5.5 Effect of a Building on the Radio Propagation Channelp. 131
5.5.1 The Electric Field of the Vertical Dipolep. 132
5.5.2 Diffraction from the Edge of a Perfectly Conductive Buildingp. 133
5.5.3 Diffraction at an Impedance Edge of a Buildingp. 134
5.5.4 Diffraction from Roofsp. 135
5.5.5 Field Distribution Around a Buildingp. 137
5.5.6 Total Wave Field Reflected from the Walls and the Ground Surfacep. 138
5.6 Propagation in Rural Forest Environmentsp. 140
5.6.1 A Model of Multiple Scattering in a Forested Areap. 140
5.6.2 Comparison with Other Modelsp. 146
5.7 Propagation in Mixed Residential Areasp. 146
5.7.1 Statistical Description of Mixed Residential Areap. 146
5.7.2 The Average Field Intensityp. 148
5.8 Propagation in Urban Environmentsp. 149
5.8.1 Propagation in Urban Areas with Regularly Distributed Rows of Buildingsp. 150
5.8.2 Propagation Above Urban Irregular Terrainp. 154
5.8.3 Comparison with Existing Modelsp. 169
Bibliographyp. 170
Chapter 6 Effects of the Troposphere on Radio Propagationp. 175
6.1 Main Propagation Effects of the Troposphere as a Spherical Layered Gaseous Continuump. 175
6.1.1 Model of the Troposphere and Main Tropospheric Processesp. 175
6.1.2 Tropospheric Refractionp. 179
6.1.3 Wave Attenuation by Atmospheric Gaseous Structuresp. 185
6.1.4 Scattering in the Troposphere by Gaseous Structuresp. 189
6.1.5 Propagation Clearancep. 191
6.1.6 Depolarization of Radio Wave in the Atmospherep. 192
6.2 Effects of the Hydrometeors on Radio Propagation in the Tropospherep. 193
6.2.1 Effects of Rainp. 193
6.2.2 Effects of Clouds and Fogp. 206
6.3 Effects of Tropospheric Turbulences on Radio Propagationp. 210
6.3.1 Main Characteristics and Parameters of Atmospheric Turbulencep. 210
6.3.2 Tropospheric Scintillationsp. 219
6.3.3 Effects of Troposheric Turbulences on Signal Fadingp. 228
6.3.4 Radio Propagation Caused by Tropospheric Scatteringp. 230
6.4 Link Budget Design for Tropospheric Communication Linksp. 232
Bibliographyp. 233
Chapter 7 Ionospheric Radio Propagationp. 237
7.1 Main Ionospheric Effects on Radio Propagationp. 238
7.1.1 Parameters and Processes Affecting Radio Propagation in the Ionospherep. 238
7.1.2 Main Effects of Radio Propagation Through the Ionospherep. 250
7.2 Effects of the Inhomogeneous Ionosphere on Radio Propagationp. 254
7.2.1 Propagation Effects of Large-Scale Inhomogeneitiesp. 255
7.2.2 Propagation Effects of Small-Scale Inhomogeneitiesp. 262
7.2.3 Scattering Phenomena Caused by Small-Scale Inhomogeneitiesp. 272
7.3 Back and Forward Scattering of Radio Waves by Small-Scale Ionospheric Inhomogeneitiesp. 290
7.3.1 Effects of Back and Forward Scatteringp. 291
7.3.2 Power of H[subscript E]-Scatter Signalsp. 294
Bibliographyp. 299
Chapter 8 Indoor Radio Propagationp. 302
8.1 Main Propagation Processes and Characteristicsp. 304
8.2 Modeling of Loss Characteristics in Various Indoor Environmentsp. 306
8.2.1 Numerical Ray-Tracing UTD Modelp. 307
8.2.2 Physical Waveguide Model of Radio Propagation Along the Corridorp. 311
8.2.3 Physical Model of Radio Propagation Between Floors and Wallsp. 314
8.2.4 Empirical Modelsp. 318
8.3 Link Budget Design Verification by Experimental Datap. 325
Bibliographyp. 332
Chapter 9 Adaptive Antennas for Wireless Networksp. 335
9.1 Antenna Arraysp. 336
9.1.1 Antenna Array Terminologyp. 337
9.1.2 Architecture of the Antenna Arrayp. 340
9.2 Beamforming Techniquesp. 343
9.2.1 Analog Beamformingp. 344
9.2.2 Digital Beamformingp. 348
9.3 Adaptive Antenna for Wireless Communication Applicationsp. 357
9.3.1 Adaptive Antennas for Outdoor Wireless Communicationsp. 357
9.3.2 Adaptive Antennas for Indoor Wireless Communicationsp. 367
9.3.3 Adaptive Antennas for Satellite-Mobile Communicationsp. 369
9.4 Network Performance Improvement Using an Antenna Arrayp. 371
9.4.1 Reduction in Multipath Phenomenap. 371
9.4.2 Reduction in Delay Spreadp. 373
9.4.3 Reduction in Angular Spreadp. 374
9.4.4 Range Increasep. 375
9.4.5 Reduction in Co-Channel Interference and Outage Probabilityp. 376
9.4.6 Increase in Spectrum Efficiency and Decrease of BER by Using Smart Antennasp. 380
Summaryp. 382
Bibliographyp. 382
Chapter 10 Prediction of Signal Distribution in Space, Time and Frequency Domains in Radio Channels for Adaptive Antenna Applicationsp. 393
10.1 Predicting Models for Indoor Communication Channelsp. 395
10.2 Predicting Models for Outdoor Communication Channelsp. 401
10.3 Experimental Verification of Signal Power Distribution in Azimuth, Elevation, and Time Delay Domainsp. 417
10.4 Signal Power Spectra Distribution in Frequency Shift Domainp. 432
10.4.1 Spatial Signal Distributionp. 432
10.4.2 Signal Power Distribution in Doppler Shift Domainp. 434
Bibliographyp. 437
Chapter 11 Multipath Fading Phenomena in Land Wireless Linksp. 441
11.1 Prediction of Loss Characteristics for Land Radio Linksp. 442
11.1.1 Statistical Distribution of Buildings in Urban Environmentsp. 443
11.1.2 Influence of Terrain Features on Loss Characteristicsp. 446
11.1.3 Frequency Dependence of Signal Intensity in Various Built-Up Areasp. 448
11.1.4 Radio Pattern Around a Building-Comparison Theory and Experimentp. 451
11.1.5 Verification of the Stochastic Approach via Numerous Experimentsp. 453
11.1.6 Advantages and Limitations of 3D Stochasic MultiParametric Approachp. 465
11.2 Link Budget Design for Various Land Environmentsp. 468
11.2.1 Existing Methods of Link Budget Designp. 468
11.2.2 Link Budget Design Based on the Stochastic Approachp. 473
11.2.3 Experimental Verification of the Link Budgetp. 476
11.2.4 Experimental Verification of Slow and Fast Fadingp. 478
11.3 Characterization of Multipath Radio Channel by Rician Factorp. 484
11.4 Main Algorithm of Radio Coverage (Radio Map) Designp. 486
Bibliographyp. 493
Chapter 12 Cellular Communication Networks Design Based on Radio Propagation Phenomenap. 497
12.1 Grade of Service (GOS) Design Operating in Multipath Fading Environmentp. 498
12.1.1 The Conceptp. 499
12.1.2 Simulation Testsp. 500
12.1.3 Traffic Computation in Wireless Channels with Fadingp. 501
12.2 Propagation Aspects of Cell Planningp. 504
12.2.1 Main Characteristics of Uniform Cellular Patternp. 505
12.2.2 Methods of Cellular Map Designp. 508
12.2.3 Strategy of Non Uniform Cellular Maps Designp. 513
12.3 Prediction of Parameters of Information Data Streamp. 520
Channel Capacity and Spectral Efficiencyp. 520
Relations Between Main Parametersp. 523
Bibliographyp. 526
Chapter 13 Prediction of Operational Characteristics of Adaptive Antennasp. 530
13.1 Experimental Verification of Signal Distribution in Azimuth, Time Delay, and Doppler Shift Domainsp. 530
13.2 Prediction of Adaptive Antenna Characteristics Based on Unified Stochastic Approachp. 540
13.2.1 Tilt-Dependence of the Base Station Antennap. 541
13.2.2 Azimuth-Dependence of the Base Station Antenna Maximum Loopp. 542
13.2.3 Directivity-Dependence of the Base Station Antennap. 543
Bibliographyp. 546
Chapter 14 Land-Satellite Communication Linksp. 548
14.1 Objectivep. 548
14.2 Type of Signals in Land-Satellite Communication Linksp. 553
14.3 Statistical Modelsp. 555
14.3.1 Loo's Modelp. 555
14.3.2 Extended Suzuki Modelp. 558
14.3.3 Corazza-Vatalaro Modelp. 559
14.3.4 The Xie-Fang Modelp. 561
14.3.5 Three-State Propagation Channelp. 564
14.3.6 Lutz Statistical Modelp. 568
14.3.7 Abdi's Modelp. 569
14.4 Physical-Statistical Modelsp. 572
14.4.1 The Model of Shadowingp. 573
14.4.2 Multiparametric Stochastic Approachp. 574
14.5 The Unified Algorithm for Fading Phenomena Predictionp. 576
14.6 Mega-Cell Concept for Land Satellite Communication Linksp. 585
14.6.1 Existing Land-Satellite Personal and Mobile Systemsp. 587
14.6.2 Global Land-Satellite Personal Communication Systems (PCS)p. 591
14.7 "Mega-Cell" Global Networks Designp. 598
Summaryp. 602
Bibliographyp. 603
Indexp. 607
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