Advances in Communication Systems

List of ContributorsPrefaceContents of Previous VolumesThe Outlook for Communication I. Communication In Our World II. Broadcast Radio III. Television IV. Ultrahigh Frequency TV V. Cable TV VI. Person-To-Person Communication VII. Mobile Telephones VIII. Mobile Communication For Ships IX. Video Telephones X. Optical Fibers XI. Domestic Satellites XII. The Introduction Of Video Service XIII. Plain Old Telephone Service XIV. Data Communication XV. Data Networks XVI. Data Terminals - The Crucial Problem XVII. The Outlook And The ProblemsAdvances in Communication through Light Fibers I. Introduction II. Theoretical Considerations A. General Properties of Optical Dielectric Waveguides B. Optical Fiber Waves C. Excitation of Modes on Optical Fibers D. Pulse Distortion in Optical Fibers E. Coupled Mode Theory of Optical Fibers F. Effects of Fiber Imperfections III. Practical Considerations A. Glass Fibers B. Sources C. Modulators D. Detectors E. Systems IV. Integrated Optical Circuits A. Basic IOC Structure B. Couplers C. Materials and Fabrication Techniques D. Concluding Remarks ReferencesAdvances in Equalization for Intersymbol Interference I. Introduction A. Intersymbol Interference in Data Transmitted through Time-Dispersive Channels B. A Discrete-Time Channel Model II. Linear Equalization A. Transversal Equalizer B. Linear Feedback Equalizer C. Performance Limiations of Linear Equalizers III. Nonlinear Detection Techniques A. Decision-Feedback Filter B. A Detection Technique Based on Maximum a Posteriori Probabilities C. Maximum Likelihood Sequence Estimation (MLSE) and the Viterbi Algorithm (VA) D. An Adaptive Channel Estimator E. Performance of the Adaptive Viterbi Algorithm F. Concluding Remarks on Nonlinear Detection Techniques IV. Recursive Algorithms for Adaptive Equalization A. The Performance Index B. Adaptive Algorithms Based on Estimates of Gradients C. Stability and Self-Noise of the Algorithms Based on Linearly Filtered Gradients ReferencesAdvances in Data Compression I. Introduction A. Summary B. Source Modeling II. Variable-Rate Noiseless Source Codes III. Fixed-Rate Noiseless Coding IV. Universal Coding on Video Data V. Fixed-Rate Coding Subject to a Fidelity Criterion VI. Variable-Rate Coding with Distortion VII. Conclusions ReferencesSome Advances in Broadcast Channels I. Introduction II. An Example of a Gaussian Broadcast Channel III. Broadcast Channel Formulation IV. Review of Some Extreme Broadcast Channels A. Orthogonal Channels B. Incompatible Channels C. Bottleneck Channels V. Degraded Broadcast Channels VI. An Achievable Region for the General Broadcast Channel A. Random Encoding for Theorem 2' B. Decoding Rule VII. The General Multiuser Framework VIII. The Multiaccess Gaussian Channel IX. Concluding Remarks ReferencesFeedback Decoding of Convolutional Codes I. Introduction II. Convolutional Encoding III. Feedback Decoding IV. Syndrome Decoding for Systematatic Codes V. Code Selection VI. Performance VII. Application to Burst Error Channels VIII. Code Synchronization IX. Conclusions ReferencesAdvances in Coding and Modulation for Noncoherent Channels Affected by Fading, Partial Band, and Multiple-Access Interference I. Introduction II. Basic Modulation, Channel Models, and Optimum Diversity III. Performance Improvement Through Coding A. Multiple Alphabets - Block Orthogonal Codes B. Convolutional Codes C.