Advances in Communications

Processes.- Transmultiplexing: Factors Influencing the Design of TDM to FDM Conversion.- Realisable Data Transmission Filters with Optimal Properties.- Synchronization Strategies in Digital Data Communication.- On Some Polling Strategies.- A Digital Transmitter and Receiver for Automatic Monitoring of Changes in the State of a Group of Switches.- Switched Polarity DPLL's for PSK Demodulation.- Combination of the Duobinary Technique with FM for Achieving High Bit Transmission Rates.- Signal Parameter Optimization for the Impulsive Noise Channel.- Hybrid Correlator Based on Exponental Delta Sigma Modulation.- The Design of a Broadband Delta Modulator with Optimum Performance.- A New Protocol for a Distributed Loop Communication Network.- Fiber Optics vs. Conventional Transmission Lines in Distance Communication Systems.- Distributed Processing Network Survivability.- Information Theoretic Approximations for M/G/1 Queuing Systems.- Queuing Analysis of Random Access Protocols.- Sharing a Processor for Monitoring Changes in Quality of Several Communication Links.- Adaptive Bifurcated Routing Algorithm with Threshold.- Congestion Avoidance in Hierarchical Packet Switched Networks.- Congestion Control in Packet Networks.- Congestion Control Techniques for Packet Networks.- Routing and Flow Control in Virtual Circuit Networks.- Towards a Unified Definition of Traffic Control in Communications Networks.- An Information Theoretic Approximation for Modelling Computer Network Nodal Queuing Delay: A Congestion Measure.- In-orbit Measurements of the RF Subsystem of Communications Satellites.- Multiple Access and Location Performance of the TIROS-N Data Collection System.- Synchronization and Synchronous Oscillators.- Section III: Pattern Recognition.- Relevance of a Posteriori Probability Errors in Bayesian Classification.- A Spatial Filtering Technique for MSS Unsupervised Classification Problems.- Factor Analysis and Clustering.- A Methodology for Graphical Identification.- Transmission Line Protection Using Pattern Classification Techniques.- Field Boundary Location by Pattern Recognition Methods.- A Case of Speaker Identification.- Prediction and Verification of Hypotheses in a Speech Recognition System.- Synthesis of Greek Speech with Elementary Speech Segments.- Author Index.