Digital Transmission Systems

Preface. Acknowledgement. 1: Introduction to Digital Transmission Systems. 1.1. Historical Background. 1.2. Present-Day Digital Transmission. 1.3. Digital Transmission Standards. 1.4. Advantages of Digital Transmission. 1.5. A Simplified Digital Transmission System. 1.6. Summary. 2: Principles of System Design. 2.1. General Plan. 2.2. Transmission Services. 2.3. Hypothetical Reference Circuits. 2.4. Performance Objectives. 2.5. Summary. Problems. 3: Analog-to-Digital Conversion Techniques. 3.1. Introduction. 3.2. Pulse Code Modulation. 3.3. Differential PCM and Delta Modulation. 3.4. Adaptive Differential Pulse Code Modulation. 3.5. Subband Coding. 3.6. Transform Coding. 3.7. Comparison of Waveform Coders. 3.8. Voice Coders (Vocoders). 3.9. Hybrid Coders. 3.10. Video Coders. 3.11. Summary. Problems. 4: Time-Division Multiplexing. 4.1. Introduction. 4.2. Synchronous Multiplexing. 4.3. Asynchronous Multiplexing. 4.4. Digital Multiplex Hierarchies. 4.5. Statistical Multiplexing and Speech Interpolation. 4.6. Summary. Problems. 5: Baseband Transmission. 5.1. Introduction. 5.2. Types of Binary Coding. 5.3. Power Spectral Density of Binary Codes. 5.4. Error Performance of Binary Codes. 5.5. Block Line Codes. 5.6. Pulse Shaping and Intersymbol Interference. 5.7. Multilevel Baseband Transmission. 5.8. Partial Response Coding. 5.9. Eye Patterns. 5.10. Equalization. 5.11. Data Scrambling Techniques. 5.12. Spread Spectrum. 5.13. Access Techniques. 5.14. Error Detection and Correction Coding. 5.15. Summary. Problems. 6: Digital Modulation Techniques. 6.1. Introduction. 6.2. Binary Amplitude-Shift Keying (ASK). 6.3. Binary Frequency-Shift Keying (FSK). 6.4. Binary Phase-Shift Keying (PSK). 6.5. Comparison of Binary Modulation Systems. 6.6. M-ary FSK. 6.7. M-ary PSK. 6.8. Quadrature Amplitude Modulation (QAM). 6.9. Offset QPSK (OQPSK) and Minimum-Shift Keying (MSK). 6.10. Quadrature Partial Response (QPR). 6.11. Trellis Coded Modulation. 6.12. Orthogonal Frequency Division