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Contents ix 6–10 Appendix: Proof of Schwarz’s Inequality 477 6–11 Study-Aid Examples 479 Problems 481 7 PERFORMANCE OF COMMUNICATION SYSTEMS CORRUPTED BY NOISE 492 7–1 Error Probabilities for Binary Signaling 493 General Results, 493 Results for Gaussian Noise, 495 Results for White Gaussian Noise and Matched-Filter Reception, 497 Results for Colored Gaussian Noise and Matched-Filter Reception, 498 7–2 Performance of Baseband Binary Systems 499 Unipolar Signaling, 499 Polar Signaling, 502 Bipolar Signaling, 502 7–3 Coherent Detection of Bandpass Binary Signals 504 On-Off Keying, 504 Binary-Phase-Shift Keying, 506 Frequency-Shift Keying, 507 7–4 Noncoherent Detection of Bandpass Binary Signals 511 On-Off Keying, 511 Frequency-Shift Keying, 515 Differential Phase-Shift Keying, 517 7–5 Quadrature Phase-Shift Keying and Minimum-Shift Keying 519 7–6 Comparison of Digital Signaling Systems 521 Bit-Error Rate and Bandwidth, 521 Symbol Error and Bit Error for Multilevel Signaling, 523 Synchronization, 524 7–7 Output Signal-to-Noise Ratio for PCM Systems 525 7–8 Output Signal-to-Noise Ratios for Analog Systems 530 Comparison with Baseband Systems, 531 AM Systems with Product Detection, 532 AM Systems with Envelope Detection, 533 DSB-SC Systems, 535 SSB Systems, 535 PM Systems, 536 FM Systems, 540 FM Systems with Threshold Extension, 543 FM Systems with Deemphasis, 545 7–9 Comparison of Analog Signaling Systems 548 Ideal System Performance, 548
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 14: Contents v 2-8 Discrete Fourier Tra
Page 18: Contents vii 4-16 Transmitters and
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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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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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68 Signals and Spectra Chap. 2 Orth
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70 Signals and Spectra Chap. 2 obta
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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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108 Signals and Spectra Chap. 2 A =
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110 Signals and Spectra Chap. 2 the
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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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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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