{"product_id":"ultra-wideband-antennas-and-propagation-isbn-9780470032558","title":"Ultra-Wideband Antennas and Propagation","description":"Providing up-to-date material for UWB antennas and propagation as used in a wide variety of applications, \"Ultra-wideband Antennas and Propagation for Communications, Radar and Imaging\" includes fundamental theory, practical design information and extensive discussion of UWB applications from biomedical imaging, through to radar and wireless communications.  \u003cp\u003eAn in-depth treatment of ultra-wideband signals in practical environments is given, including interference, coexistence and diversity considerations.  The text includes antennas and propagation in biological media in addition to more conventional environments. The topics covered are approached with the aim of helping practising engineers to view the subject from a different angle, and to consider items as variables that were treated as constants in narrowband and wideband systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFeatures tables of propagation data, photographs of antenna systems and graphs of results (e.g. radiation patterns, propagation characteristics)\u003c\/li\u003e \u003cli\u003eCovers the fundamentals of antennas and propagation, as well as offering an in-depth treatment of antenna elements and arrays for UWB systems, and UWB propagation models\u003c\/li\u003e \u003cli\u003eProvides a description of the underlying concepts for the design of antennas and arrays for conventional as well as ultra-wideband systems\u003c\/li\u003e \u003cli\u003eDraws together UWB theory by using case-studies to show applications of antennas and propagation in communication, radar and imaging systems\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe book highlights the unique design issues of using ultra-wideband and will serve both as an introductory text and a reference guide for designers and students alike.\u003c\/p\u003e \u003cp\u003eEditors xv\u003c\/p\u003e \u003cp\u003ePrime Contributors xvii\u003c\/p\u003e \u003cp\u003ePreface xxi\u003c\/p\u003e \u003cp\u003eAcknowledgments xxvii\u003c\/p\u003e \u003cp\u003eAbbreviations \u0026amp; Acronyms xxix\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Introduction to UWB Signals and Systems 1\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eAndreas F. Molisch\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e1.1 History of UWB 1\u003c\/p\u003e \u003cp\u003e1.2 Motivation 3\u003c\/p\u003e \u003cp\u003e1.3 UWB Signals and Systems 6\u003c\/p\u003e \u003cp\u003e1.4 Frequency Regulation 12\u003c\/p\u003e \u003cp\u003e1.5 Applications, Operating Scenarios and Standardisation 13\u003c\/p\u003e \u003cp\u003e1.6 System Outlook 15\u003c\/p\u003e \u003cp\u003eReferences 16\u003c\/p\u003e \u003cp\u003e\u003cb\u003ePart I Fundamentals 19\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eIntroduction to Part I 21\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eWasim Q. Malik and David J. Edwards\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Fundamental Electromagnetic Theory 25\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eMischa Dohler\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e2.1 Introduction 25\u003c\/p\u003e \u003cp\u003e2.2 Maxwell’s Equations 25\u003c\/p\u003e \u003cp\u003e2.3 Resulting Principles 30\u003c\/p\u003e \u003cp\u003eReferences 30\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Basic Antenna Elements 31\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eMischa Dohler\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e3.1 Introduction 31\u003c\/p\u003e \u003cp\u003e3.2 Hertzian Dipole 31\u003c\/p\u003e \u003cp\u003e3.3 Antenna Parameters and Terminology 34\u003c\/p\u003e \u003cp\u003e3.4 Basic Antenna Elements 42\u003c\/p\u003e \u003cp\u003eReferences 47\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Antenna Arrays 49\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eErnest E. Okon\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e4.1 Introduction 49\u003c\/p\u003e \u003cp\u003e4.2 Point Sources 49\u003c\/p\u003e \u003cp\u003e4.3 The Principle of Pattern Multiplication 55\u003c\/p\u003e \u003cp\u003e4.4 Linear Arrays of n Elements 56\u003c\/p\u003e \u003cp\u003e4.5 Linear Broadside Arrays with Nonuniform Amplitude Distributions 58\u003c\/p\u003e \u003cp\u003e4.6 Planar Arrays 62\u003c\/p\u003e \u003cp\u003e4.7 Design Considerations 65\u003c\/p\u003e \u003cp\u003e4.8 Summary 66\u003c\/p\u003e \u003cp\u003eReferences 66\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Beamforming 67\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eBen Allen\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e5.1 Introduction 67\u003c\/p\u003e \u003cp\u003e5.2 Antenna Arrays 69\u003c\/p\u003e \u003cp\u003e5.3 Adaptive Array Systems 73\u003c\/p\u003e \u003cp\u003e5.4 Beamforming 75\u003c\/p\u003e \u003cp\u003e5.5 Summary 86\u003c\/p\u003e \u003cp\u003eReferences 87\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 Antenna Diversity Techniques 89\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eJunsheng Liu, Wasim Q. Malik, David J. Edwards and Mohammad Ghavami\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e6.1 Introduction 89\u003c\/p\u003e \u003cp\u003e6.2 A Review of Fading 89\u003c\/p\u003e \u003cp\u003e6.3 Receive Diversity 93\u003c\/p\u003e \u003cp\u003e6.4 Transmit Diversity 100\u003c\/p\u003e \u003cp\u003e6.5 MIMO Diversity Systems 102\u003c\/p\u003e \u003cp\u003eReferences 103\u003c\/p\u003e \u003cp\u003e\u003cb\u003ePart II Antennas for UWB Communications 105\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eIntroduction to Part II 107\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eErnest E. Okon\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 Theory of UWB Antenna Elements 111\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eXiaodong Chen\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e7.1 Introduction 111\u003c\/p\u003e \u003cp\u003e7.2 Mechanism of UWB Monopole Antennas 112\u003c\/p\u003e \u003cp\u003e7.3 Planar UWB Monopole Antennas 121\u003c\/p\u003e \u003cp\u003e7.4 Planar UWB Slot Antennas 132\u003c\/p\u003e \u003cp\u003e7.5 Time-Domain Characteristics of Monopoles 140\u003c\/p\u003e \u003cp\u003e7.6 Summary 144\u003c\/p\u003e \u003cp\u003eAcknowledgements 144\u003c\/p\u003e \u003cp\u003eReferences 144\u003c\/p\u003e \u003cp\u003e\u003cb\u003e8 Antenna Elements for Impulse Radio 147\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eZhi Ning Chen\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e8.1 Introduction 147\u003c\/p\u003e \u003cp\u003e8.2 UWB Antenna Classification and Design Considerations 148\u003c\/p\u003e \u003cp\u003e8.3 Omnidirectional and Directional Designs 153\u003c\/p\u003e \u003cp\u003e8.4 Summary 160\u003c\/p\u003e \u003cp\u003eReferences 161\u003c\/p\u003e \u003cp\u003e\u003cb\u003e9 Planar Dipole-like Antennas for Consumer Products 163\u003c\/b\u003e\u003cbr\u003e\u003ci\u003ePeter Massey\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e9.1 Introduction 163\u003c\/p\u003e \u003cp\u003e9.2 Computer Modelling and Measurement Techniques 164\u003c\/p\u003e \u003cp\u003e9.3 Bicone Antennas and the Lossy Transmission Line Model 164\u003c\/p\u003e \u003cp\u003e9.4 Planar Dipoles 167\u003c\/p\u003e \u003cp\u003e9.5 Practical Antennas 178\u003c\/p\u003e \u003cp\u003e9.6 Summary 194\u003c\/p\u003e \u003cp\u003eAcknowledgements 195\u003c\/p\u003e \u003cp\u003eReferences 195\u003c\/p\u003e \u003cp\u003e\u003cb\u003e10 UWB Antenna Elements for Consumer Electronic Applications 197\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eDirk Manteuffel\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e10.1 Introduction 197\u003c\/p\u003e \u003cp\u003e10.2 Numerical Modelling and Extraction of the UWB Characterisation 199\u003c\/p\u003e \u003cp\u003e10.3 Antenna Design and Integration 205\u003c\/p\u003e \u003cp\u003e10.4 Propagation Modelling 214\u003c\/p\u003e \u003cp\u003e10.5 System Analysis 215\u003c\/p\u003e \u003cp\u003e10.6 Conclusions 218\u003c\/p\u003e \u003cp\u003eReferences 220\u003c\/p\u003e \u003cp\u003e\u003cb\u003e11 Ultra-wideband Arrays 221\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eErnest E. Okon\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e11.1 Introduction 221\u003c\/p\u003e \u003cp\u003e11.2 Linear Arrays 221\u003c\/p\u003e \u003cp\u003e11.3 Null and Maximum Directions for Uniform Arrays 225\u003c\/p\u003e \u003cp\u003e11.4 Phased Arrays 230\u003c\/p\u003e \u003cp\u003e11.5 Elements for UWB Array Design 232\u003c\/p\u003e \u003cp\u003e11.6 Modelling Considerations 234\u003c\/p\u003e \u003cp\u003e11.7 Feed Configurations 234\u003c\/p\u003e \u003cp\u003e11.8 Design Considerations 238\u003c\/p\u003e \u003cp\u003e11.9 Summary 239\u003c\/p\u003e \u003cp\u003eReferences 240\u003c\/p\u003e \u003cp\u003e\u003cb\u003e12 UWB Beamforming 241\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eMohammad Ghavami and Kaveh Heidary\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e12.1 Introduction 241\u003c\/p\u003e \u003cp\u003e12.2 Basic Concept 242\u003c\/p\u003e \u003cp\u003e12.3 A Simple Delay-line Transmitter Wideband Array 243\u003c\/p\u003e \u003cp\u003e12.4 UWB Mono-pulse Arrays 249\u003c\/p\u003e \u003cp\u003e12.5 Summary 257\u003c\/p\u003e \u003cp\u003eReferences 258\u003c\/p\u003e \u003cp\u003e\u003cb\u003ePart III Propagation Measurements and Modelling for UWB Communications 259\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eIntroduction to Part III 261\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eMischa Dohler and Ben Allen\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003e13 Analysis of UWB Signal Attenuation Through Typical Building Materials 265\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eDomenico Porcino\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e13.1 Introduction 265\u003c\/p\u003e \u003cp\u003e13.2 A Brief Overview of Channel Characteristics 267\u003c\/p\u003e \u003cp\u003e13.3 The Materials Under Test 270\u003c\/p\u003e \u003cp\u003e13.4 Experimental Campaign 272\u003c\/p\u003e \u003cp\u003e13.5 Conclusions 281\u003c\/p\u003e \u003cp\u003eReferences 281\u003c\/p\u003e \u003cp\u003e\u003cb\u003e14 Large- and Medium-scale Propagation Modelling 283\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eMischa Dohler, Junsheng Liu, R. Michael Buehrer, Swaroop Venkatesh and Ben Allen\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e14.1 Introduction 283\u003c\/p\u003e \u003cp\u003e14.2 Deterministic Models 284\u003c\/p\u003e \u003cp\u003e14.3 Statistical-Empirical Models 297\u003c\/p\u003e \u003cp\u003e14.4 Standardised Reference Models 303\u003c\/p\u003e \u003cp\u003e14.5 Conclusions 306\u003c\/p\u003e \u003cp\u003eReferences 306\u003c\/p\u003e \u003cp\u003e\u003cb\u003e15 Small-scale Ultra-wideband Propagation Modelling 309\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eSwaroop Venkatesh, R. Michael Buehrer, Junsheng Liu and Mischa Dohler\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e15.1 Introduction 309\u003c\/p\u003e \u003cp\u003e15.2 Small-scale Channel Modelling 310\u003c\/p\u003e \u003cp\u003e15.3 Spatial Modelling 321\u003c\/p\u003e \u003cp\u003e15.4 IEEE 802.15.3a Standard Model 324\u003c\/p\u003e \u003cp\u003e15.5 IEEE 802.15.4a Standard Model 325\u003c\/p\u003e \u003cp\u003e15.6 Summary 327\u003c\/p\u003e \u003cp\u003eReferences 327\u003c\/p\u003e \u003cp\u003e\u003cb\u003e16 Antenna Design and Propagation Measurements and Modelling for UWBWireless BAN 331\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eYang Hao, Akram Alomainy and Yan Zhao\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e16.1 Introduction 331\u003c\/p\u003e \u003cp\u003e16.2 Propagation Channel Measurements and Characteristics 332\u003c\/p\u003e \u003cp\u003e16.3 WBAN Channel Modelling 345\u003c\/p\u003e \u003cp\u003e16.4 UWB System-Level Modelling of Potential Body-Centric Networks 353\u003c\/p\u003e \u003cp\u003e16.5 Summary 355\u003c\/p\u003e \u003cp\u003eReferences 358\u003c\/p\u003e \u003cp\u003e\u003cb\u003e17 Ultra-wideband Spatial Channel Characteristics 361\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eWasim Q. Malik, Junsheng Liu, Ben Allen and David J. Edwards\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e17.1 Introduction 361\u003c\/p\u003e \u003cp\u003e17.2 Preliminaries 361\u003c\/p\u003e \u003cp\u003e17.3 UWB Spatial Channel Representation 362\u003c\/p\u003e \u003cp\u003e17.4 Characterisation Techniques 363\u003c\/p\u003e \u003cp\u003e17.5 Increase in the Communication Rate 364\u003c\/p\u003e \u003cp\u003e17.6 Signal Quality Improvement 370\u003c\/p\u003e \u003cp\u003e17.7 Performance Parameters 375\u003c\/p\u003e \u003cp\u003e17.8 Summary 381\u003c\/p\u003e \u003cp\u003eReferences 381\u003c\/p\u003e \u003cp\u003e\u003cb\u003ePart IV UWB Radar, Imaging and Ranging 385\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003eIntroduction to Part IV 387\u003c\/b\u003e\u003cbr\u003eAnthony K. Brown\u003c\/p\u003e \u003cp\u003e\u003cb\u003e18 Localisation in NLOS Scenarios with UWB Antenna Arrays 389\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eThomas Kaiser, Christiane Senger, Amr Eltaher and Bamrung Tau Sieskul\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e18.1 Introduction 389\u003c\/p\u003e \u003cp\u003e18.2 Underlying Mathematical Framework 394\u003c\/p\u003e \u003cp\u003e18.3 Properties of UWB Beamforming 398\u003c\/p\u003e \u003cp\u003e18.4 Beamloc Approach 401\u003c\/p\u003e \u003cp\u003e18.5 Algorithmic Framework 403\u003c\/p\u003e \u003cp\u003e18.6 Time-delay Estimation 404\u003c\/p\u003e \u003cp\u003e18.7 Simulation Results 406\u003c\/p\u003e \u003cp\u003e18.8 Conclusions 410\u003c\/p\u003e \u003cp\u003eReferences 410\u003c\/p\u003e \u003cp\u003e\u003cb\u003e19 Antennas for Ground-penetrating Radar 413\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eIan Craddock\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e19.1 Introduction 413\u003c\/p\u003e \u003cp\u003e19.2 GPR Example Applications 413\u003c\/p\u003e \u003cp\u003e19.3 Analysis and GPR Design 419\u003c\/p\u003e \u003cp\u003e19.4 Antenna Elements 425\u003c\/p\u003e \u003cp\u003e19.5 Antenna Measurements, Analysis and Simulation 430\u003c\/p\u003e \u003cp\u003e19.6 Conclusions 433\u003c\/p\u003e \u003cp\u003eAcknowledgements 434\u003c\/p\u003e \u003cp\u003eReferences 434\u003c\/p\u003e \u003cp\u003e\u003cb\u003e20 Wideband Antennas for Biomedical Imaging 437\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eIan Craddock\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e20.1 Introduction 437\u003c\/p\u003e \u003cp\u003e20.2 Detection and Imaging 437\u003c\/p\u003e \u003cp\u003e20.3 Waveform Choice and Antenna Design Criteria 440\u003c\/p\u003e \u003cp\u003e20.4 Antenna Elements 441\u003c\/p\u003e \u003cp\u003e20.5 Measurements, Analysis and Simulation 445\u003c\/p\u003e \u003cp\u003e20.6 Conclusions 447\u003c\/p\u003e \u003cp\u003eAcknowledgements 448\u003c\/p\u003e \u003cp\u003eReferences 448\u003c\/p\u003e \u003cp\u003e\u003cb\u003e21 UWB Antennas for Radar and Related Applications 451\u003c\/b\u003e\u003cbr\u003e\u003ci\u003eAnthony K. Brown\u003c\/i\u003e\u003c\/p\u003e \u003cp\u003e21.1 Introduction 451\u003c\/p\u003e \u003cp\u003e21.2 Medium- and Long-Range Radar 452\u003c\/p\u003e \u003cp\u003e21.3 UWB Reflector Antennas 453\u003c\/p\u003e \u003cp\u003e21.4 UWB Feed Designs 459\u003c\/p\u003e \u003cp\u003e21.5 Feeds with Low Dispersion 461\u003c\/p\u003e \u003cp\u003e21.6 Summary 468\u003c\/p\u003e \u003cp\u003eReferences 468\u003c\/p\u003e \u003cp\u003eIndex 471\u003c\/p\u003e  \u003cb\u003eBen Allen\u003c\/b\u003e completed his MSc and PhD degrees at the University of Bristol, U.K., in 1997 and 2001 respectively.Having undertaken post-doctorial research in the areas of smart antennas andMIMOwireless systems, he then became a lecturer at the Centre for Telecommunications Research, King’s College London where he co-founded the UWB research group. He is now with the Department of Engineering Science, University of Oxford. He has published numerous journal and conference papers in the above areas as well as a book on smart antennas. He has been in receipt of the IEE J Langham Thomson Premium and the ARMMS Best Paper Award, both for publications relating to UWB. He is a senior member of the IEEE, chartered engineer, member of the IEE, and a member of the IEE’s Professional Network Executive Committee on Antennas and Propagation.  \u003cp\u003e\u003cb\u003eMischa Dohler\u003c\/b\u003e obtained his MSc degree in Telecommunications from King’s College London, UK, in 1999, his Diploma in Electrical Engineering from Dresden University of Technology, Germany, in 2000, and his PhD from King’s College London in 2003. Hewas a lecturer at the Centre for Telecommunications Research, King’s College London, until June 2005. He is now a Senior Research Expert in the R\u0026amp;D department of France Telecom working on cognitive and sensor networks. Prior to Telecommunications, he studied Physics in Moscow. He has won various competitions in Mathematics and Physics, and participated in the 3rd round of the International Physics Olympics for Germany. He is a member of the IEEE and has been the Student Representative of the IEEE UKRI Section, member of the Student Activity Committee of IEEE Region 8 and the London Technology Network Business Fellow for King’s College London. He has published over 50 technical journal and conference papers, holds several patents, co-edited and contributed to several books, and has given numerous international short courses. He has been a TPC member and co-chair of various conferences and is an editor of the EURASIP journal, the IEEE Communication Letters, and the IEEE Transactions on Vehicular Technology.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eErnest E. Okon\u003c\/b\u003e received the PhD degree in Electronic Engineering from King’s College London in 2001 and the MSc (with distinction) and BSc (honours) degrees in Electrical Engineering from the University of Lagos in 1996 and 1992 respectively. His research interest is in electromagnetic modelling techniques, wide band antennas and arrays, sensor networks and RF circuits and devices. He taught undergraduate and postgraduate courses on antennas and propagation whilst at King’s College London. He joined BAE Systems Advanced Technology Centre UK in 2001 and is currently a research scientist working on electromagnetic problems, MEMS, antennas and arrays. He has written numerous reports, and published journal and conference papers. He is a member of the IEE, IEEE and Optical Society of America. He is also listed in Who’s Who in the World, Marquis USA.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eWasim Q. Malik\u003c\/b\u003e received his DPhil degree in Communications Engineering from the University of Oxford, UK, in 2005. Since then, he has been a Research Fellow at the University of Oxford, where his research focuses on ultrawideband propagation, antenna array systems, cognitive radio, and nanoscale sensors. He also holds a Junior Research Fellowship in Science at Wolfson College, Oxford, where he researches microwave tomographic imaging. Dr. Malik has published over 50 research papers in refereed journals and conferences, and has delivered keynote and invited talks at a number of conferences. He is a Guest Editor for the \u003ci\u003eIEE Proceedings on Microwaves Antennas and Propagations\u003c\/i\u003e forthcoming special issue on “Antenna systems and propagation for future wireless communications”. He has also been the General Co-Chair and Technical Program Committee Member at several international conferences. Dr. Malik received the Best Paper Award in the ARMMS RF and Microwave Conf., UK, Apr. 2006, the Recognition of Service Award from the Association for Computing Machinery (ACM) in 1997, and won the National Inter-University Computer Science Contest, Pakistan, in 1998. He is a member of the IEEE and the IET, and serves on the UK Task Group on Mobile and Terrestrial Propagation.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eAnthony K. Brown\u003c\/b\u003e is a Professor in Communications Engineering and leads the Microwave and Communication Systems research group at the University of Manchester (UK). He joined academia in 2003 having spent 28 years in industry, most recently for Easat Antennas Ltd where he is retained as company Chairman. He is a recognised expert in antennas and propagation as applied to radar and communications systems. Professor Brown is a member of the Technical Advisory Commission to the Federal Communication Commission (USA)- and is a UK representative to the EU’s COST Action 284 Management Committee. He has advised various international bodies including in Canada, Malaysia and USA. He has been a Steering Board member of the Applied Computational Electromagnetics Society (ACES USA), and is past recipient of the Founders Award from that organisation. He has served on many national and international committees (including for IEEE and IEE, EUROCAE and ARINC). He was a founder member of the EPSRC Communications College. Professor Brown is a frequent invited lecturer on antennas and related topics, most recently including application of such techniques to Ultra Wide Band communications. He is a listed expert on UWB systems by the Paris Ultra Wide Band Organisation (http:\/\/timederivative.com\/pubs.html). Prof Brown is a Fellow of the IEE and the IMA and is a Charted Engineer and Mathematician.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eDavid J.Edwards\u003c\/b\u003e has been an academic for 17 years after 12 years spent in the industry (BritishTelecom). He has a strong record of innovation in communications systems, electromagnetic measurements, ground probing radar and subsurface imaging radar. He has authored or co-authored in excess of 200 publications in his time as an academic. He has been in receipt of a number of awards and prizes (IEE Prize for Innovation, NPL Metrology award, IEE Mountbatten Premium (2 papers) and IEEE Neil Sheppy prize) for his work and has been extremely well supported by funding from research councils, industry and government agencies. He has a track record of wide collaboration within theUKand internationally. Prof. Edwards is serving and has served on a range of international committees in communications and related fields. He is a Fellow of the Institution of Electrical Engineers and a Fellow of the Royal Astronomical Society.\u003c\/p\u003e  Providing up-to-date material for UWB antennas and propagation as used in a wide variety of applications, \"Ultra-wideband Antennas and Propagation for Communications, Radar and Imaging\" includes fundamental theory, practical design information and extensive discussion of UWB applications from biomedical imaging, through to radar and wireless communications.  \u003cp\u003eAn in-depth treatment of ultra-wideband signals in practical environments is given, including interference, coexistence and diversity considerations. The text includes antennas and propagation in biological media in addition to more conventional environments. The topics covered are approached with the aim of helping practising engineers to view the subject from a different angle, and to consider items as variables that were treated as constants in narrowband and wideband systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eFeatures tables of propagation data, photographs of antenna systems and graphs of results (e.g. radiation patterns, propagation characteristics)\u003c\/li\u003e \u003cli\u003eCovers the fundamentals of antennas and propagation, as well as offering an in-depth treatment of antenna elements and arrays for UWB systems, and UWB propagation models\u003c\/li\u003e \u003cli\u003eProvides a description of the underlying concepts for the design of antennas and arrays for conventional as well as ultra-wideband systems\u003c\/li\u003e \u003cli\u003eDraws together UWB theory by using case-studies to show applications of antennas and propagation in communication, radar and imaging systems\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThe book highlights the unique design issues of using ultra-wideband and will serve both as an introductory text and a reference guide for designers and students alike.\u003c\/p\u003e","brand":"Wiley","offers":[{"title":"Default Title","offer_id":47990423519461,"sku":"NP9780470032558","price":190.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9780470032558.jpg?v=1761787768","url":"https:\/\/k12savings.com\/products\/ultra-wideband-antennas-and-propagation-isbn-9780470032558","provider":"K12savings","version":"1.0","type":"link"}