Key Filters

Study group

Resp. WPs

Approval date

Target year


Skip Navigation LinksITU-R Questions : r-que-sg03

You can search ITU-R Questions using the key filters​ in left column. Selection of the filtering elements are found by clicking each Key Filter browsing icon. More than one filter will work as additional filtering (the output will be the Questions​ satisfying all the f​​iltering co​nditions).

You can also:

Resp. WPs
Count= 25
Folder: R-QUE-SG03.201-7-2019201-7/3Radiometeorological data required for the planning of terrestrial and space communication systems and space research application
Folder: R-QUE-SG03.202-4-2015202-4/3Methods for predicting propagation over the surface of the EarthSG3WP3J20152010S2
Folder: R-QUE-SG03.203-8-2019203-8/3Propagation prediction methods for terrestrial broadcasting, fixed (broadband access) and mobile services using frequencies above 30 MHz<br/>
Folder: R-QUE-SG03.204-6-2015204-6/3Propagation data and prediction methods required for terrestrial line-of-sight systemsSG3WP3M20152015S2
Folder: R-QUE-SG03.205-2-2015205-2/3Propagation data and prediction methods required for trans-horizon systemsSG3WP3M2015N/AS2
Folder: R-QUE-SG03.206-4-2015206-4/3Propagation data and prediction methods for fixed- and broadcasting-satellite servicesSG3WP3M2015N/AS2
Folder: R-QUE-SG03.207-5-2015207-5/3Propagation data and prediction methods for satellite mobile and radiodetermination services above about 0.1 GHzSG3WP3M20152013S2
Folder: R-QUE-SG03.208-6-2019208-6/3Propagation factors in frequency sharing issues affecting space radiocommunication services and terrestrial servicesSG3WP3M20192023S2
Folder: R-QUE-SG03.209-2-2015209-2/3Variability and risk parameters in system performance analysisSG3WP3J20152015S3
Folder: R-QUE-SG03.211-7-2019211-7/3Propagation data and propagation models in the frequency range 300 MHz to 450 GHz for the design of short-range wireless radiocommunication systems and wireless local area networks (WLAN)
Folder: R-QUE-SG03.212-3-2015212-3/3Ionospheric propertiesSG3WP3L20152013S3
Folder: R-QUE-SG03.213-4-2015213-4/3The short-term forecasting of operational parameters for trans-ionospheric radiocommunication and radionavigation servicesSG3WP3L20152015S3
Folder: R-QUE-SG03.214-6-2019214-6/3Radio noiseSG3WP3L20192023S2
Folder: R-QUE-SG03.218-6-2015218-6/3Ionospheric influences on satellite systemsSG3WP3L20152015S2
Folder: R-QUE-SG03.222-5-2016222-5/3Measurements and data banks of ionospheric characteristics and radio noiseSG3WP3L20162015S2
Folder: R-QUE-SG03.225-7-2015225-7/3The prediction of propagation factors affecting systems at LF and MF including the use of digital modulation techniquesSG3WP3J; WP3L20152015S3
Folder: R-QUE-SG03.226-5-2015226-5/3Ionospheric and tropospheric characteristics along satellite-to-satellite pathsSG3WP3L20152015S2
Folder: R-QUE-SG03.228-3-2019228-3/3Propagation data required for the planning of radiocommunication systems operating above 275 GHz
Folder: R-QUE-SG03.229-3-2015229-3/3Prediction of sky-wave propagation conditions, signal intensity, circuit performance and reliability at frequencies between about 1.6 and 30 MHz, in particular for systems using digital modulation techniquesSG3WP3L20152015S2
Folder: R-QUE-SG03.230-3-2015230-3/3Prediction methods and models applicable to power line telecommunication systemsSG3WP3L20152015S2
Folder: R-QUE-SG03.231-1-2015231-1/3The effect of electromagnetic emissions from man-made sources on the radiocommunication systems and networksSG3WP3J20152010S2
Folder: R-QUE-SG03.232-1-2015232-1/3The effect of nanostructure materials on propagationSG3WP3J20152015S2
Folder: R-QUE-SG03.233-1-2015233-1/3Methods for the prediction of propagation path losses between an airborne platform and a satellite, ground terminal or another airborne platformSG3WP3M20152015S2
Folder: R-QUE-SG03.234-2017234/3Computation of ionospheric scintillation indicesSG32017
Folder: R-QUE-SG03.235-2019235/3Impact of engineered electromagnetic surfaces on radiowave propagationSG3WP3K20192023S3