The UAV Low Elevation Propagation Channel in Urban Areas: Statistical Analysis and Time-Series Generator von Simunek, Michal, Perez Fontain, Fernando, Pechac, Pavel

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A New Propagation Channel Synthesizer for UAVs in the Presence of Tree Canopies von Kvicera, Milan, Perez-Fontan, Fernando, Pechac, Pavel

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Seasonal Variations of Polarization Diversity Gain in a Vegetated Area considering High Elevation Angles and a Nomadic User von Kvicera, Milan, Pechac, Pavel

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Clutter Loss Modelling for Low Elevation Link Scenarios von Grabner, Martin, Pechac, Pavel, Zeleny, Jan, Valtr, Pavel

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Elevation Dependent Shadowing Model for Mobile Communications via High Altitude Platforms in Built-Up Areas von Holis, J., Pechac, P.

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Feasibility of UAV Link Space Diversity in Wooded Areas von Simunek, Michal, Pechac, Pavel, Fontán, Fernando Pérez

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Penetration Loss Measurement and Modeling for HAP Mobile Systems in Urban Environment von Holis, Jaroslav, Pechac, Pavel

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Tropospheric Refraction Modeling Using Ray-Tracing and Parabolic Equation von P. Pechac, P. Valtr

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Inclusion of Higher Order Diffracted Fields in the Epstein-Peterson Method von Valtr, Pavel, Pechac, Pavel, Grabner, Martin

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Semi-Deterministic Propagation Model for Subterranean Galleries and Tunnels von Subrt, Ludek, Pechac, Pavel

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Penetration Loss Measurement and Modeling for HAP Mobile Systems in Urban Environment von Holis, Jaroslav, Pechac, Pavel

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On horizontal distribution of vertical gradient of atmospheric refractivity von Grabner, Martin, Pechac, Pavel, Valtr, Pavel

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A New Model for Scattering From Tree Canopies Based on Physical Optics and Multiple Scattering Theory von Kvicera, Milan, Perez Fontan, Fernando, Israel, Jonathan, Pechac, Pavel

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Sensitivity Analysis of Multiple Scattering Theory Applied to Tree Canopies at Microwave Frequencies von Kvicera, Milan, Israel, Jonathan, Perez-Fontan, Fernando, Pechac, Pavel

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Excess Loss for High Elevation Angle Links Shadowed by a Single Tree: Measurements and Modeling von Horak, P., Pechac, P.

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Building Penetration Loss for Satellite Services at L-, S- and C-band: Measurement and Modeling von Kvicera, M., Pechac, P.

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A Mode-Matching Technique for Analysis of Scattering by Periodic Comb Surfaces von Valtr, Pavel, Davenport, Christopher J., Pechac, Pavel, Rigelsford, Jonathan M.

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Provision of 3G Mobile Services in Sparsely Populated Areas Using High Altitude Platforms von J. Holis, P. Pechac

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Estimation of the Refractivity Structure of the Lower Troposphere From Measurements on a Terrestrial Multiple-Receiver Radio Link von Valtr, Pavel, Pechac, Pavel, Kvicera, Vaclav, Grabner, Martin

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The use of the Fabry–Perot interferometer for high resolution microwave spectroscopy von Zvánovec, Stanislav, Černý, Petr, Piksa, Petr, Kořínek, Tomáš, Pechač, Pavel, Mazánek, Miloš, Varga, Juraj, Koubek, Jindřich, Urban, Štěpán

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