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ITU-R SG03

Radiowave propagation

Results:111 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 86 ]  
(Rev.1) 
Draft revision of Question ITU-R 226-3/3 - Ionospheric and tropospheric characteristics along satellite-to-satellite paths     WP 3L     2011-10-26
[ 85 ]  
(Rev.1) 
Draft revision of Question ITU-R 221-1/3 - Propagation by way of sporadic E and other ionization     WP 3L     2011-10-26
[ 84 ]  
(Rev.1) 
Draft revision of Question ITU-R 218-4/3 - Ionospheric influences on satellite systems     WP 3L     2011-10-26
[ 83 ]  
(Rev.1) 
Draft revision of Question ITU-R 214-3/3 - Radio noise     WP 3L     2011-10-26
[ 82 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1239-2 - ITU-R Reference Ionospheric Characteristics     WP 3L     2011-10-26
[ 81 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.533-10 - Method for the prediction of the performance of HF circuits     WP 3L     2011-10-26
[ 80 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.832-2 - World atlas of ground conductivities     WP 3L     2011-10-26
[ 79 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.534-4 - Method for calculating sporadic-E field strength     WP 3L     2011-10-26
[ 78 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.684-5 - Prediction of field strength at frequencies below about 150 kHz     WP 3L     2011-10-26
[ 77 ]  
 
Draft revision of Question ITU-R 211-5/3 - Propagation data and propagation models in the frequency range 300 MHz to 100 GHz for the design of short-range wireless radiocommunication systems and wireless local area networks (WLAN)     WP3K   211-5/3   2011-10-26
[ 76 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1238-6 - Propagation data and prediction methods for the planning of indoor radiocommunication systems and radio local area networks in the frequency range 900 MHz to 100 GHz     WP 3K   211-5/3   2011-10-26
[ 75 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1816 - The prediction of the time and the spatial profile for broadband land mobile services using UHF and SHF bands     WP 3K   211-5/3   2011-10-26
[ 74 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.528-2 - Propagation curves for aeronautical mobile and radionavigation services using the VHF, UHF and SHF bands     WP 3K   203-4/3   2011-10-26
[ 73 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1144-5 - Guide to the application of the propagation methods of Radiocommunication Study Group 3     WP 3M     2011-10-26
[ 72 ]  
(Rev.1) 
Draft revision to Recommendation ITU-R P.526-11 - Propagation by diffraction     WP 3J   202-3/3   2011-10-26
[ 71 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.840-4 - Attenuation due to clouds and fog     WP 3J   201-3/3   2011-10-26
[ 70 ]  
(Rev.1) 
Draft revision to Recommendation ITU-R P.833-6 - Attenuation in vegetation     WP 3J   202-3/3   2011-10-26
[ 69 ]  
(Rev.1) 
Draft revision to Recommendation ITU-R P.453-9 - The radio refractive index: its formula and refractivity data     WP 3J   201-3/3   2011-10-26
[ 68 ]  
(Rev.1) 
Draft revision of Question ITU-R 201-3/3 - Radiometeorological data required for the planning of terrestrial and space communication systems and space research application     WP 3J   201-3/3   2011-10-26
[ 67 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.837-5 - Characteristics of precipitation for propagation modelling     WP 3J   201-3/3   2011-10-25
[ 66 ]  
(Rev.1) 
Draft new Question ITU-R [NANO]/3 - The effect of nanostructure materials on propagation     WP 3J     2011-10-25
[ 65 ]  
(Rev.1) 
Draft revision to Recommendation ITU-R P.676-8 - Attenuation by atmospheric gases     WP 3J   201-3/3   2011-10-25
[ 64 ]  
(Rev.1-2) 
Draft revision of Recommendation ITU-R P.835-4 - Reference standard atmospheres     WP 3J   201-3/3   2011-10-25
[ 63 ]  
 
Draft revision of Resolution ITU-R 40-2 - Worldwide databases of terrain height and surface features     WP 3J     2011-10-25
[ 62 ]  
(Rev.1) 
Draft revision of Question ITU-R 209/3 - Variability and risk parameters in system performance analysis     WP 3J     2011-10-25
[ 61 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1411-5 - 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     WP 3K   211-5/3   2011-10-25
[ 60 ]  
(Rev.1) 
Draft modification to Recommendation ITU-R P.1410-4 - 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     WP 3K   203-4/3   2011-10-21
[ 59 ]  
(Rev.1) 
Draft modification to Question 203-4/3     WP 3K     2011-10-21
[ 58 ]  
 
Draft new Question ITU-R [NANO]/3 - The effect of nanostructure materials on electromagnetic emission     Iran (Islamic Republic of)     2011-08-08
[ 57 ]  
 
Proposed modification to Resolution ITU-R 25-2     United States of America     2011-10-10
[ 56 ]  
 
Note from Study Group 6 to the RAG proposal for revision to the guidelines for the working methods and/or Resolution ITU-R 1     SG 6     2010-12-16
[ 55 ]  
 
Liaison statement to Study Group 3 - Question ITU-R 230-1/3 on "Prediction methods and models applicable to power line telecommunications systems"     WP 1A   221-1/1, 218-1/1   2010-02-18
[ 54 ]  
 
Draft Liaison statement to Working Parties 4A, 4C, 5A, and 6A (copy to Working Parties 5B, 5C, 7A, 7B, 7C and Study Group 3) on WRC-12 Agenda item 1.2     WP 1B     2010-02-17
[ 53 ]  
 
Invitation to contribute to CWG-WCIT12     Director, BR     2010-02-16
[ 52 ]  
 
Liaison statement to ITU-R Study Group 3 and Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7B, 7C, 7D on the progress of WRC-12 Agenda item 1.19     WP 1B     2009-10-12
[ 51 ]  
 
World Telecommunication Policy Forum 2009 (WTPF-09)     Director, BR     2009-07-01
[ 50 ]  
 
Study Group 3 Summary Record (Meeting: 11-12 June 2009)     Chairman, SG 3     2009-06-12
[ 49 ]  
 
Final List of Participants - Study Group 3 (Geneva, 11-12 June 2009)     Director, BR     2009-06-12
[ 48 ]  
 
List of documents issued     BR Study Group Department     2009-06-10
[ 47 ]  
(Rev.1) 
Draft revision to Recommendation ITU-R P.840-3 - Attenuation due to clouds and fog (Question ITU-R 201-3/3)     WP 3J   201/3   2009-06-10
[ 46 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1144-4 - Guide to the application of the propagation methods of Radiocommunication Study Group 3     WP 3M     2009-06-10
[ 45 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.681-6 - Propogation data required for the design of earth-space land mobile telecommunication systems - Proposed new wideband LMSS model (Question ITU-R 207-3/3)     WP 3M   207/3   2009-06-10
[ 44 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1321-2 - Propagation factors affecting systems using digital modulation techniques at LF and MF (Question ITU-R 225/3)     WP 3L   225/3   2009-06-10
[ 43 ]  
 
Executive Report to Study Group 3     Chairman, WP 3J     2009-06-10
[ 42 ]  
 
Proposed modifications to Question ITU-R 211-4/3 - Propagation data and propagation models for the design of short-range wirelesws communication and access systems and wireless local area networks (WLAN) in the frequency range 300 MHz ot 100 GHz     WP 3K     2009-06-10
[ 41 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.311 - Acquisiton, presentation and analysis of data in studies of tropospheric propagation     WP 3M     2009-06-10
[ 40 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.684-4 - Prediction of field strength at frequencies below about 150 kHz (Question 225-5/3)     WP 3L   225/3   2009-06-10
[ 39 ]  
 
Draft revision of Question ITU-R 230/3 - Prediction methods and models applicable to power line telecommunications systems     WP 3L     2009-06-10
[ 38 ]  
 
Draft revision of Question ITU-R 213-1/3 - The short-term forecasting of operational parameters for ionospheric and trans-ionospheric radiocommunications and radionavigation services     WP 3L     2009-06-10
[ 37 ]  
 
Ionospheric propagation and radio noise - Executive Report     Chairman, WP 3L     2009-06-10
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