563489578934

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Contents v 2–8 Discrete Fourier Transform 97 Using the DFT to Compute the Continuous Fourier Transform, 98 Using the DFT to Compute the Fourier Series, 103 2–9 Bandwidth of Signals 105 2–10 Summary 112 2–11 Study-Aid Examples 113 Problems 117 3 BASEBAND PULSE AND DIGITAL SIGNALING 132 3–1 Introduction 132 3–2 Pulse Amplitude Modulation 133 Natural Sampling (Gating), 133 Instantaneous Sampling (Flat-Top PAM), 137 3–3 Pulse Code Modulation 141 Sampling, Quantizing, and Encoding, 142 Practical PCM Circuits, 145 Bandwidth of PCM Signals, 146 Effects of Noise, 148 Nonuniform Quantizing: µ-Law and A-Law Companding, 152 3–4 Digital Signaling 155 Vector Representation, 157 Bandwidth Estimation, 160 Binary Signaling, 160 Multilevel Signaling, 162 3–5 Line Codes and Spectra 164 Binary Line Coding, 164 Power Spectra for Binary Line Codes, 167 Differential Coding, 174 Eye Patterns, 175 Regenerative Repeaters, 176 Bit Synchronization, 178 Power Spectra for Multilevel Polar NRZ Signals, 181 Spectral Efficiency, 184 3–6 Intersymbol Interference 185 Nyquist’s First Method (Zero ISI), 188 Raised Cosine-Rolloff Nyquist Filtering, 189 Nyquist’s Second and Third Methods for Control of ISI, 194 3–7 Differential Pulse Code Modulation 194 3–8 Delta Modulation 198 Granular Noise and Slope Overload Noise, 201 Adaptive Delta Modulation and Continuously Variable Slope Delta Modulation, 203 Speech Coding, 204
Page 2: Abbreviations AC ADC ADM AM ANSI AP
Page 6: DIGITAL AND ANALOG COMMUNICATION SY
Page 10: CONTENTS PREFACE LIST OF SYMBOLS xi
Page 16: vi Contents 3-9 Time-Division Multi
Page 20: viii Contents 5-11 Minimum-Shift Ke
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8 Introduction Chap. 1 If needed, a
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10 Introduction Chap. 1 receiver ca
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12 Introduction Chap. 1 TABLE 1-2 (
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14 Introduction Chap. 1 Signal prop
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16 Introduction Chap. 1 d Tangent t
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18 Introduction Chap. 1 For ease of
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20 Introduction Chap. 1 In analog s
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22 Introduction Chap. 1 detected an
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24 Introduction Chap. 1 Constraint
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26 Introduction Chap. 1 Code Interl
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28 Introduction Chap. 1 where B is
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30 Introduction Chap. 1 When a conv
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32 Introduction Chap. 1 1-5 A cellu
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C h a p t e r SIGNALS AND SPECTRA C
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36 Signals and Spectra Chap. 2 w(t)
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38 Signals and Spectra Chap. 2 For
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40 Signals and Spectra Chap. 2 V dc
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42 Signals and Spectra Chap. 2 aver
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44 Signals and Spectra Chap. 2 wher
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46 Signals and Spectra Chap. 2 Thes
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48 Signals and Spectra Chap. 2 The
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50 Signals and Spectra Chap. 2 Inte
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52 Signals and Spectra Chap. 2 TABL
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54 Signals and Spectra Chap. 2 Exam
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56 Signals and Spectra Chap. 2 DEFI
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( ( 58 Signals and Spectra Chap. 2
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60 Signals and Spectra Chap. 2 Usin
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62 Signals and Spectra Chap. 2 t w
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64 Signals and Spectra Chap. 2 TABL
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66 Signals and Spectra Chap. 2 wher
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68 Signals and Spectra Chap. 2 Orth
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70 Signals and Spectra Chap. 2 obta
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72 Signals and Spectra Chap. 2 2. I
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74 Signals and Spectra Chap. 2 Pola
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76 Signals and Spectra Chap. 2 PROO
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78 Signals and Spectra Chap. 2 w(t)
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80 Signals and Spectra Chap. 2 PROO
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82 Signals and Spectra Chap. 2 Inpu
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84 Signals and Spectra Chap. 2 is t
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86 Signals and Spectra Chap. 2 From
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88 Signals and Spectra Chap. 2 0 dB
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90 Signals and Spectra Chap. 2 Band
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92 Signals and Spectra Chap. 2 f s
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94 Signals and Spectra Chap. 2 w s
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96 Signals and Spectra Chap. 2 W(f)
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98 Signals and Spectra Chap. 2 MATL
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100 Signals and Spectra Chap. 2 aga
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102 Signals and Spectra Chap. 2 TAB
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104 Signals and Spectra Chap. 2 We
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106 Signals and Spectra Chap. 2 5 T
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108 Signals and Spectra Chap. 2 A =
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110 Signals and Spectra Chap. 2 the
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112 Signals and Spectra Chap. 2 rep
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114 Signals and Spectra Chap. 2 Sol
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116 Signals and Spectra Chap. 2 Sol
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118 Signals and Spectra Chap. 2 v(t
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120 w(t) Signals and Spectra Chap.
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122 Signals and Spectra Chap. 2 2-3
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124 Signals and Spectra Chap. 2 ★
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126 Signals and Spectra Chap. 2 2-6
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128 Signals and Spectra Chap. 2 0.0
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ƒ ƒ ƒ ƒ 130 Signals and Spectra
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C h a p t e r BASEBAND PULSE AND DI
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134 Baseband Pulse and Digital Sign
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( 192 Baseband Pulse and Digital Si
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196 DPCM transmitter Analog input s
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214 24 DS-0 inputs, 64 kb/s each (1
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216 TABLE 3-9 SPECIFICATIONS FOR T-
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238 Bandpass Signaling Principles a
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242 TABLE 4-1 COMPLEX ENVELOPE FUNC
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314 AM, FM, and Digital Modulated S
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320 TABLE 5-1 AM BROADCAST STATION
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338 TABLE 5-2 FOUR-PLACE VALUES OF
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TABLE 5-6 V.32 MODEM STANDARD Item
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386 Baseband signal processing RF c
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C h a p t e r RANDOM PROCESSES AND
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416 Random Processes and Spectral A
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452 will be WSS if and only if and
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C h a p t e r PERFORMANCE OF COMMUN
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494 Performance of Communication Sy
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508 Upper channel Receiver r(t)=s(t
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518 DPSK signal plus noise in Bandp
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520 QPSK signal plus noise (data ra
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TABLE 7-1 COMPARISON OF DIGITALSIGN
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- f c f c f 566 Performance of Comm
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570 Wire and Wireless Communication
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576 Tip (green wire) POTS line card
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TABLE 8-2 CAPACITY OF PUBLIC-SWITCH
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( 610 Wire and Wireless Communicati
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ƒ ƒ 640 Wire and Wireless Communi
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Channel Broadcast On-the-Air Channe
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Channel Broadcast On-the-Air Channe
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670 Mathematical Techniques, Identi
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678 A-10 TABULATION OF Q (z) Mathem
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A p p e n d i x PROBABILITY AND RAN
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682 Probability and Random Variable
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684 which is identical to Eq. (B-4)
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TABLE B-1 SOME DISTRIBUTIONS AND TH
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ƒ ƒ 704 Probability and Random Va
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710 3. F(a 1 , a 2 ,..., a N ) Prob
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724 Using MATLAB Appendix C Of cour
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726 Using MATLAB Appendix C 6. The
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728 References AT&T, FT-2000 OC-48
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730 References COUCH, L. W., Digita
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732 References HAMMING, R. W., “E
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734 References LIN, D. W., C. CHEN,
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736 References PRITCHARD, W. L., an
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738 References UNGERBOECK, G., “C
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740 Answers to Selected Problems Ch
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742 Answers to Selected Problems 2
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744 Answers to Selected Problems 5-
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746 Answers to Selected Problems h
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748 Index Amplitude shift keying (A
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750 Index Coding/codes (cont.) chan
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752 Index Effective isotropic radia
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754 Index In-phase components, 638
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756 Index Multilevel signaling, 157
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758 Index Process/processing (cont.
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760 Index Signal/signaling (cont.)
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762 Index Two-level data, 165 Two-q
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TABLE 2-2 SOME FOURIER TRANSFORM PA
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