Ultra Wideband Signals and Systems in Communication Engineering

Preface. Acknowledgments. List of Figures. List of Tables. Introduction. I.1 Ultra wideband overview. I.2 A note on terminology. I.3 Historical development of UWB. I.4 UWB regulation overview. I.5 Key benefits of UWB. I.6 UWB and Shannon's theory. I.7 Challenges for UWB. I.8 Summary. 1 Basic properties of UWB signals and systems. 1.1 Introduction. 1.2 Power spectral density. 1.3 Pulse shape. 1.4 Pulse trains. 1.5 Spectral masks. 1.6 Multipath. 1.7 Penetration characteristics. 1.8 Spatial and spectral capacities. 1.9 Speed of data transmission. 1.10 Cost. 1.11 Size. 1.12 Power consumption. 1.13 Summary. 2 Generation of UWB waveforms. 2.1 Introduction. 2.2 Gaussian waveforms. 2.3 Designing waveforms for specific spectral masks. 2.4 Practical constraints and effects of imperfections. 2.5 Summary. 3 Signal-processing techniques for UWB systems. 3.1 The effects of a lossy medium on a UWB transmitted signal. 3.2 Time domain analysis. 3.3 Frequency domain techniques. 3.4 UWB signal-processing issues and algorithms. 3.5 Detection and amplification. 3.6 Summary. 4 UWB channel modeling. 4.1 A simplified UWB multipath channel model. 4.2 Path loss model. 4.3 Two-ray UWB propagation model. 4.4 Frequency domain autoregressive model. 4.5 IEEE proposals for UWB channel models. 4.6 Summary. 5 UWB communications. 5.1 Introduction. 5.2 UWB modulation methods. 5.3 Other modulation methods. 5.4 Pulse trains. 5.5 UWB transmitter. 5.6 UWB receiver. 5.7 Multiple access techniques in UWB. 5.8 Capacity of UWB systems. 5.9 Comparison of UWB with other wideband communication systems. 5.10 Interference and coexistence of UWB with other systems. 5.11 Summary. 6 Advanced UWB pulse generation. 6.1 Hermite pulses. 6.2 Orthogonal prolate spheroidal wave functions. 6.3 Wavelet packets in UWB PSM. 6.4 Summary. 7 UWB antennas and arrays. 7.1 Antenna fundamentals. 7.2 Antenna radiation for UWB signals. 7.3 Suitability of conventional antennas for the UWB system. 7.4 Impulse antennas. 7.5 Beamforming for UWB signals. 7.6 Radar UWB array systems. 7.7 Summary. 8 Position and location with UWB signals. 8.1 Wireless positioning and location. 8.2 GPS techniques. 8.3 Positioning techniques. 8.4 Time resolution issues. 8.5 UWB positioning and communications. 8.6 Summary. 9 Applications using UWB systems. 9.1 Military applications. 9.2 Commercial applications. 9.3 UWB potentials in medicine. 9.4 Summary. 10 UWB communication standards. 10.1 UWB standardization in wireless personal area networks. 10.2 DS-UWB proposal. 10.3 MB-OFDM UWB proposal. 10.4 A short comment on the term 'impulse radio'. 10.5 Summary. 11 Advanced topics in UWB communication systems. 11.1 UWB ad-hoc networks. 11.2 UWB sensor networks. 11.3 Multiple inputs multiple outputs and space-time coding for UWB systems. 11.4 Self-interference in high-data-rate UWB communications. 11.5 Coexistence of DS-UWB with Wi-Max. 11.6 Vehicular radars in the 22-29 GHz band. 11.7 Summary. References. Index.