John Doble has over 40 years experience in radio and satellite communications, most of which have been with British Telecom Research Laboratories in the UK. Currently a visiting lecturer on the subject of antenna propagation, he earned his B.S. in electrical engineering from London University.

• Radio Refractive Index: Background to Microwave Radio Links. The Sea-Level Value of the RRI and its Variation with Height. The Measurement of RRI. Deviations from Normal Lapse Rate. Fading on Microwave Systems: The Mechanics of Fading. The Effect of Fading on System Performance. The Effect of Fading on Antenna Performance. The Use of Diversity to Reduce System Performance Degradation: Frequency Diversity. Space Diversity. Angle Diversity. The Relative Merits of the Three Types of Diversity. Propagation Induced Interference: Adjacent Channel Interference. Co-Channel Interference. Nodal Interference. Rain Attenuation and Molecular Absorption: Polarization and Frequency Sensitivity of Rain Attenuation. Sources of Rain-Rate Data. Using Rain-Rate Data to Calculate Path Attenuation. The Prediction of Rain Attenuation. Path Diversity. Molecular Absorption. System Outage Modelling: CCIR Performance Objectives for Analog Systems. Multipath Prediction Models. CCIR Performance for Digital Systems. System Signatures. Performance Prediction Models for Digital Systems. System Planning: Basic Transmission Information. General Planning Concepts. Basic Propagation Topics: The Different Types of Mobile Services. A General Discussion. Basic Propagation. Antenna Effects. Radio Noise. Prediction Methods, Models and Measurements for Mobile Systems in Rural, Suburban, and Urban Locations: Path Loss Predictions at VHF and UHF. Path Loss Predictions at the Lower Microwave Frequencies. Practical Measurements of Path Loss. Delay Measurements. Propagation Aspects of Cellular Radio Systems: The Evolution of Cellular Radio Systems. A Basic Description of Analog Cellular Radio. Digital Cellular Systems. System Capacity Engineering. COST 231 Definitions of Cell Types. Miscellaneous Topics. Communication Into and Within Buildings: Background. Building Penetration Loss. In-Building Losses. Comments on Available Models. Anomalous Experimental Results. Propagation in Fixed and Mobile Systems -- A Comparison: Path Loss. Multipath and Mean Depression Fading. Multipath Delays. Diversity. Frequency Re-Use.