Communication Systems and Techniques

Preface.

PART I Mischa Schwartz.

Chapter 1. GENERAL TUTORIAL MATERIAL.

1-1. Summary of Statistical Properties of Noise.

1-2. Orthogonal Series Representations of Noise.

1-3. A Simple Application to Binary Transmission.

1-4. Narrowband Noise and Envelope Detection.

1-5. Application to Binary Transmission.

1-6. Hilbert-transform Representation of Signals.

1-7. Preenvelope and Envelope of Signals; Application to Noise.

1-8. Low-pass Equivalents of Bandpass Signals.

Chapter 2. STATISttCAL COMMUNICATION THEORY AS APPLIED TO DIGITAt COMMUNICATIONS.

2-1. Statistical Decision Theory.

2-2. Decision Theory in the Case of Binary-signal Repetition.

2-3. Neyman-Pearson Theory of Testing Hypotheses with Application to Radar.

2-4. Signal Shape and Matched Filters.

2-5. Transmission of Two Known Messages of Arbitrary Shape.

2-6. Sampling of Band-limited Signals.

2-7. Decision-theory Approach to Af-ary Signal Transmission.

Chapter 3. CW COMMUNICATIONS: COMPARISON OF AM AND FM.

3-1. S/N ratios in AM.

3-2. Spectral Analysis of Envelope Detectors.

3-3. Correlation-function Method of Determining Power Spectrum.

3-4. Frequency-modulation Noise Analysis.

3-5. FM Noise Output, Carrier Absent.

3-6. Second Threshold in FM: Decrease in Output Signal.

3-7. Zero-crossing Analysis.

3-8. A Heuristic Approach to FM Threshold Analysis—Rice's "Clicks" Analysis.

3-9. Threshold Extension in FM: FMFB Demodulators and Phase-locked Loops.

3-10. FM Spectrum Analysis, Noiselike Modulating Signal.

PART II William R. Bennett.

Chapter 4. AMPLITUDE MODULATION AND RELATED CW SYSTEMS.

4-1. Structure of an AM Wave.

4-2. Amplitude Modulators.

4-3. Amplitude Detectors.

4-4. Systems Derived from AM.

4-5. Analysis of Modulating and Demodulating Circuits.

4-6. Effect of Distortion in Transmitting Medium.

4-7. Multiplexing of AM Channels.

Chapter 6. ANGLE MODULATION IN CW SYSTEMS.

5-1. Phase Modulation.

5-2. Frequency Modulation.

5-3. Spectral Resolution for Sinusoidal Angle Modulation.

5-4. Transmission through Linear Networks.

5-5. The FM Interference Problem.

5-6. Compound CW Modulation Systems.

Chapter 6. PULSE MODULATION.

6-1. Pulse Amplitude Modulation (PAM).

6-2. Pulse Time Modulation.

6-3. Pulse Code Modulation (PCM).

6-4. Compound Pulse-modulation Systems.

PART III Seymour Stein.

Chapter 7. BASIC BINARY COMMUNICATIONS TECHNIQUES.

7-1. Carrier Telegraphy.

7-2. Relation of Character or Code Performance to Binary Error Rate.

7-3. Representations of Bandpass Signals, Noise, and Filtering.

7-4. On-off Keying.

7-5. Frequency-shift Keying (FSK).

7-6. Phase-shift Keying (PSK).

7-7. Suboptimum versus Matched Filters.

Chapter 8. GENERAL ANALYSIS OF SINGLE-CHANNEL BINARY SYSTEMS IN ADDITIVE NOISE.

8-1. Generalized Models.

8-2. A Unified Formulation and Its Solution.

8-3. Specializations, Including Previous Results.

8-4. Distribution of Instantaneous Frequency For Signal Plus Noise.

8-5. Binary FSK with Frequency Detection.

Chapter 9. FADING COMMUNICATION MEDIA.

9-1. Role of Fading Channels within the Radio Spectrum.

9-2. Phenomenological Descriptions of Multipath and Fading.

9-3. High-frequency Ionospheric-skywave Propagation.

9-4. Tropospheric-scatter Propagation.

9-5. Single Binary Channels in Slow, Nonselective Rayleigh Fading.

9-6. Signal Behavior in Channels with Arbitrary Selectivity and Rapidity.

Chapter 10. LINE ARDIVERSITY COMBINING TECHNIQUES.

10-1. Methods for Achieving Diversity Branches.

10-2. General Principles of Linear Combining.

10-3. Diversity Improvement and Relation to System Design.

10-4. Selection Combining.

10-5. Maximal-ratio Combining.

10-6. Equal-gain Combining.

10-7. Further Comments on Comparative Combiner Statistics.

10-8. Digital Data Performance of Ideal Linear Combining Systems.

10-9. Postdetection versus Predetection Combining in FM Systems; Digital Data Transmission in FDM-FM.

10-10. Effect of Correlation in Fading among Diversity Branches.

10-11. Effect of Diversity on Distributions of Lengths of Fades.

10-12. Effect of External Noise or Interference.

Chapter 11. DECISION-ORIENTED DIVERSITY FOR DIGITAL TRANSMISSION.

11-1. Optimum Combining for Digital Signaling in Slow, Nonselective Fading.

11-2. Performance of Quadratic Combiner Systems in Slow, Multiplicative Fading.

11-3. Performance of Suboptimal Systems.

11-4. Diversity Operation Involving Energy Sharing and Energy Detection.

11-5. Wideband Antimultipath Systems (Rake).

APPENDIX A. The Q Function and Related Integrals.

APPENDIX B. Distribution of Hermitian Quadratic Form in Complex Gaussian Variates.

Bibliography.

Index.