Safwan El Assad - Digital Communications 1

9 Chapter 7 Figure 7.1(a). Schematic block diagram of a digital radio transmission system Figure 7.1(b).Schematic block diagram of a digital radio transmission system (f... Figure 7.2. Principle of multiple access techniques: FDMA, TDMA and DS-CDMA Figure 7.3. Principle of direct sequence spread spectrum for a user Figure 7.4. Allocation in France of the OFDM spectrum in the 802.11.g standard Figure 7.5. Structure of a terrestrial link (one jump) Figure 7.6. Structure of a satellite link Figure 7.7. Urban radio-mobile propagation: downlink Figure 7.8.Direct and delayed propagation in the case of a terrestrial-satellit... Figure 7.9. Oscillation of |M(f)| for parameters typical of a terrestrial-satell... Figure 7.10.Harmful effects of non-linearities of power amplifiers on transmiss... Figure 7.11. Power spectral density of the modulated signal Figure 7.12.General structure of the linear digital modulator. For a color vers... Figure 7.13. Consrtuction of the spatial diagram Figure 7.14. General scheme of a digital radio transmission system Figure 7.15. Simplified block diagram of a digital radio transmission system Figure 7.16. Complex envelope and equivalent baseband filter Figure 7.17.Distribution of the signals on the carrier in-phase and on the carr... Figure 7.18.Construction of the complex envelope sc,e(t) from the information-b... Figure 7.19.Transition from a digital transmission with carrier modulation to a... Figure 7.20. Block diagram of the BPSK modulator and constellation diagram Figure 7.21. Block diagram of the BPSK demodulator Figure 7.22.Output of the BPSK modulator for a binary sequence that changes alt... Figure 7.23.Minimum frequency bandwidth required for a channel to transmit wito... Figure 7.24. Block diagram of the QPSK modulator Figure 7.25. Coding table and vectorial diagram of QPSK modulation Figure 7.26.Channels I(t) and Q(t) for a binary sequence that changes alternate... Figure 7.27. QPSK receiver Figure 7.28(a). Differential BPSK coding and decoding table Figure 7.28(b). Associated circuits (following) Figure 7.29. Differential QPSK coding and decoding table and Karnaugh tables Figure 7.30.Simplified equations of the differential QPSK encoder and its imple... Figure 7.31.Simplified equations of the differential QPSK decoder by Karnaugh t... Figure 7.32. Implementation scheme of the differential QPSK decoder Figure 7.33(a).Binary signal, modulating signal and phases of the OQPSK modulat... Figure 7.33(b). Constellation diagram of the OQPSK modulation (following) Figure 7.34. Gray coding tables of the 16-QAM modulation Figure 7.35. Constellation diagram of the 16-QAM modulation Figure 7.36.Block diagram of the 16-QAM modulator with differential coding base... Figure 7.37.16-QAM modulator based on the use of two separately controlled QPSK... Figure 7.38.Different channels for a binary sequence that changes alternately b... Figure 7.39.CIR (4, 4, 4, 4) modulation. For a color version of this figure, se... Figure 7.40. 8-PSK modulator coding tables Figure 7.41. Constellation diagram of the 8-PSK modulation Figure 7.42. Simulation of the differential 8-PSK encoder with Simulink Figure 7.43. Simulation of the differential 8-PSK decoder with Simulink Figure 7.44.Implementation of the differential encoder (top) and the decoder (b... Figure 7.45. Diagram of the 8-PSK transmitter including the differential encoder Figure 7.46. Diagram of the 8-PSK receiver including the differential decoder Figure 7.47.Different channels for a binary sequence that changes alternately b...

1 Chapter 1 Table 1.1. Examples of telecommunications services

2 Chapter 3 Table 3.1.Examples of unique decoding and separable codes (except codes C1 and ... Table 3.2. Example of the design of an instantaneous binary code Table 3.3. Characteristics of a two-symbol source Table 3.4. Binary coding example of Shannon–Fano coding Table 3.5. Example of Huffman binary code designing Table 3.6. Performance comparison of coding methods

3 Chapter 4 Table 4.1. State of the register at each clock cycle Table 4.2.Summary of the values of the cross-correlation of the M-sequences and... Table 4.3. XOR operator Table 4.4. Specifications Table 4.5. Parameters

4 Chapter 6 Table 6.1.Main features of the five digital transmission systems standardized i... Table 6.2. Calculation of the conditional probabilities P(m[/0) = Pr{mt/ak = 0} Table 6.3. Calculation of the conditional probabilities p ( mι/–1) = Pr{mi/ak = –1... Table 6.4. Calculation of the conditional probabilities p(ml/1 = Pr{ml/ak =1 }

5 Chapter 7 Table 7.1. Frequency characteristics of channels 1, 6 and 11 Table 7.2. Key features of the standards: UMTS (3G), LTE (4G) and IMT-2020 (5G) Table 7.3.Phase jump value as a function of the value of the three-bit sequence... Table 7.4. Complete differential 8-PSK coding and decoding table (64 states) Table 7.5.Performance of linear digital modulations in spectral occupancy and e...

1 Cover

2 Table of Contents

3 Title page

4 Copyright First published 2020 in Great Britain and the United States by ISTE Ltd and John Wiley & Sons, Inc. Apart from any fair dealing for the purposes of research or private study, or criticism or review, as permitted under the Copyright, Designs and Patents Act 1988, this publication may only be reproduced, stored or transmitted, in any form or by any means, with the prior permission in writing of the publishers, or in the case of reprographic reproduction in accordance with the terms and licenses issued by the CLA. Enquiries concerning reproduction outside these terms should be sent to the publishers at the undermentioned address: ISTE Ltd 27–37 St George’s Road London SW19 4EU UK www.iste.co.uk John Wiley & Sons, Inc. 111 River Street Hoboken, NJ 07030 USA www.wiley.com © ISTE Ltd 2020 The rights of Safwan El Assad and Dominique Barba to be identified as the authors of this work have been asserted by them in accordance with the Copyright, Designs and Patents Act 1988. Library of Congress Control Number: 2020936357 British Library Cataloguing-in-Publication Data A CIP record for this book is available from the British Library ISBN 978-1-78630-541-1

5 Foreword