Projects at the Radio Communications Research Unit (RCRU)

RUTHERFORD APPLETON LABORATORY

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The Propagation Research Programme

Radar

Studies using radar data on the structure of precipitation to model the effects of rain, snow and hail on communications systems.

Ongoing Projects

 

Completed Projects

Chilbolton Rain Radar Studies
Radar Studies of Horizontal and Vertical Rain Structure including Tropical Regions
Lidar Measurement of Tropospheric Radio Refractivity

Terrestrial Services

Studies undertaken for terrestrial services, point-to-point and point-to-area, for both "wanted" and "unwanted" signals.

Ongoing Projects

Propagation above 50GHz
Link Reliability Studies

Completed Projects

Area Coverage Studies for Millimetre Wave Services
Interference Studies for Millimetre Wave Services
Prediction Methods using Building Databases
Measurement of Dielectric Constants for Building Materials

Earth-Space Services

Earth-space propagation studies at frequencies from Ku band to millimetre wavelengths to assist with planning civil and military satellite systems.

Ongoing Projects

Earth-Space Propagation Studies at EHF using ITALSAT
Slant Path Attenuation at EHF caused by Cloud
Elevated Platform Feasibility

Completed Projects

Theoretical Modelling

Studies using numerical models to understand the problems caused by scattering and diffraction of radiowaves, especially using parabolic equation and iterative marching techniques.

Ongoing Projects

 

Completed Projects

Iterative Marching Techniques for Propagation Modelling
Effects of Propagation Between the Indoor and Outdoor Environment

Interference and Co-ordination (International Activities)

Studies related to frequency co-ordination procedures and spectrum sharing issues, including preparation for, and participation in, international committees, particularly ITU-R.

Ongoing Projects

List of international contributions

Completed Projects

Refractivity Climatology
Frequency Sharing and Co-ordination

Ionospheric Studies

Development of models and support of services for forecasting ionospheric conditions.

Ongoing Projects

Impact of Space Weather on Communications

Completed Projects

Radio Experiments for the 1999 Eclipse
Short-term Forecasting of the Ionospheric Channel
Oblique Ionospheric Sounder
Operation of the Ionosonde Service

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