ITU-R P: Radiowave propagation
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ITU-R P
Radiowave propagation
Definitions of terms relating to propagation in non-ionized media | |
Acquisition, presentation and analysis of data in studies of radiowave propagation | |
Exchange of information for short-term forecasts and transmission of ionospheric disturbance warnings Note – Suppressed on 10/10/2013 (CACE/636) | |
The concept of transmission loss for radio links | |
Ground-wave propagation curves for frequencies between 10 kHz and 30 MHz | |
Reference atmosphere for refraction Note – Suppressed on 24/10/97 (RA-97) – This Recommendation has been replaced by Rec. ITU-R P.453-6 | |
VHF and UHF propagation curves for the frequency range from 30 MHz to 1 000 MHz. Broadcasting services Note – Suppressed on 22/10/01 (CACE/233) | |
Choice of indices for long-term ionospheric predictions | |
Radio noise | |
Definitions of maximum and minimum transmission frequencies | |
ITU-R reference ionospheric characteristics and methods of basic MUF, operational MUF and ray-path prediction Note – Suppressed on 24/10/97 (RA-97) | |
Sky-wave field-strength prediction method for the broadcasting service in the frequency range 150 to 1600 kHz Note – Suppressed on 20/10/95 (RA-95) | |
Prediction procedure for the evaluation of interference between stations on the surface of the Earth at frequencies above about 0.1 GHz | |
The radio refractive index: its formula and refractivity data Note – This Recommendation replaces Rec. ITU-R P.369-6 | |
Calculation of free-space attenuation | |
Propagation by diffraction | |
Electrical characteristics of the surface of the Earth | |
Propagation curves for aeronautical mobile and radionavigation services using the VHF, UHF and SHF bands | |
Prediction methods for the terrestrial land mobile service in the VHF and UHF bands Note – Suppressed on 22/10/01 (CACE/233) | |
Propagation data and prediction methods required for the design of terrestrial line-of-sight systems | |
Ionospheric propagation data and prediction methods required for the design of satellite services and systems | |
Ionospheric effects and operational considerations associated with artificial modification of the ionosphere and the radio-wave channel | |
Method for the prediction of the performance of HF circuits | |
Method for calculating sporadic-E field strength | |
The concept of “worst month” | |
Propagation data for terrestrial maritime mobile services operating at frequencies above 30 MHz Note – Suppressed on 22/10/01 (CACE/233) | |
Propagation prediction techniques and data required for the design of trans-horizon radio-relay systems | |
Propagation data and prediction methods required for the design of Earth-space telecommunication systems | |
Propagation data required for the evaluation of interference between stations in space and those on the surface of the Earth | |
Propagation data required for the evaluation of coordination distances in the frequency range 100 MHz to 105 GHz | |
Attenuation by atmospheric gases | |
Characterization of the variability of propagation phenomena and estimation of the risk associated with propagation margin | |
Propagation data required for the design of broadcasting-satellite systems | |
Propagation data required for the design of Earth-space maritime mobile telecommunication systems | |
Propagation data required for the design of Earth-space land mobile telecommunication systems | |
Propagation data required for the design of Earth-space aeronautical mobile telecommunication systems | |
Sky-wave field strength prediction method for propagation to aircraft at about 500 kHz Note – Suppressed on 20/10/95 (RA-95) | |
Prediction of field strength at frequencies below about 150 kHz | |
World Atlas of Ground Conductivities | |
Attenuation in vegetation | |
Effects of tropospheric refraction on radiowave propagation | |
Reference Standard Atmospheres | |
Water vapour: surface density and total columnar content | |
Characteristics of precipitation for propagation modelling | |
Specific attenuation model for rain for use in prediction methods | |
Rain height model for prediction methods | |
Attenuation due to clouds and fog | |
Conversion of annual statistics to worst-month statistics | |
Computation of reliability and compatibility of HF radio systems | |
Communication by meteor-burst propagation | |
Ionospheric factors affecting frequency sharing in the VHF and UHF bands (30 MHz-3 GHz) | |
HF field-strength measurement | |
Measurements of ionospheric and related characteristics | |
Probability distributions relevant to radiowave propagation modelling | |
Digital topographic databases for propagation studies | |
Method for predicting sky-wave field strengths in the frequency range 1605 to 1705 kHz Note – Suppressed on 20/10/95 (RA-95) | |
Propagation factors affecting frequency sharing in HF terrestrial systems | |
Guide to the application of the propagation methods of Radiocommunication Study Group 3 | |
Propagation data for the terrestrial land mobile service in the VHF and UHF bands Note – Suppressed | |
The prediction of field strength for land mobile and terrestrial broadcasting services in the frequency range from 1 to 3 GHz Note – Suppressed on 22/10/01 (CACE/233) | |
Prediction of sky-wave field strength at frequencies between about 150 and 1 700 kHz | |
Standardized procedure for comparing predicted and observed HF sky-wave signal intensities and the presentation of such comparisons | |
Propagation data and prediction methods for the planning of indoor radiocommunication systems and radio local area networks in the frequency range 300 MHz to 100 GHz | |
ITU-R reference ionospheric characteristics | |
ITU-R methods of basic MUF, operational MUF and ray-path prediction | |
Propagation factors affecting systems using digital modulation techniques at LF and MF | |
Radiometric estimation of atmospheric attenuation Suppressed on 29/07/2015 (CACE/745) | |
Propagation effects relating to terrestrial land mobile and broadcasting services in the VHF and UHF bands | |
Multipath propagation and parameterization of its characteristics | |
Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 1 GHz | |
Propagation data and prediction methods required for the design of terrestrial broadband radio access systems operating in a frequency range from 3 to 60 GHz | |
Propagation data and prediction methods for the planning of short-range outdoor radiocommunication systems and radio local area networks in the frequency range 300 MHz to 100 GHz | |
Propagation data for the evaluation of coordination between Earth stations working in the bidirectionally allocated frequency bands | |
Annual mean surface temperature | |
Topography for Earth-to-space propagation modelling | |
Method for point-to-area predictions for terrestrial services in the frequency range 30 MHz to 3 000 MHz | |
Propagation data required for the design of Earth-space systems operating between 20 THz and 375 THz | |
Prediction methods required for the design of Earth-space systems operating between 20 THz and 375 THz | |
Prediction method of fade dynamics on Earth-space paths | |
Propagation prediction methods for assessment of the impact of ultra-wideband devices | |
A path-specific propagation prediction method for point-to-area terrestrial services in the VHF and UHF bands | |
Prediction methods required for the design of terrestrial free-space optical links | |
Differential rain attenuation | |
The prediction of the time and the spatial profile for broadband land mobile services using UHF and SHF bands | |
Propagation data required for the design of terrestrial free-space optical links | |
Tropospheric attenuation time series synthesis | |
A general purpose wide-range terrestrial propagation model in the frequency range 30 MHz to 50 GHz | |
Effects of building materials and structures on radiowave propagation above about 100 MHz | |
Prediction of path attenuation on links between an airborne platform and Space and between an airborne platform and the surface of the Earth |
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