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ITU-R SG03

Radiowave propagation

Results:22 total items.
Contributions  [ Source: WP 3L ]   Documents / Contributions
 
Number 
Received Source Title Questions
[ 115 ]  
(Rev.1) 
2007-04-26 WP 3L   Draft revision of Recommendation ITU-R P.1147-3 - Prediction of sky-wave field strength at frequencies between about 150 and 1 700 kHz     225/3  
[ 103 ]  
 
2007-04-25 Acting Chairman, WP 3L   Ionospheric Propagation - Executive Report     N/A  
[ 96 ]  
(Rev.1) 
2007-04-25 WP 3L   Draft revision of Recommendation ITU-R P.533-8 - Method for the prediction of the performance of HF circuits     N/A  
[ 79 ]  
(Rev.1) 
2006-10-09 WP 3L   Draft revision of Recommendation ITU-R P.531-8 - Ionospheric propagation data and prediction methods required for the design of satellite services and systems     218/3  
[ 74 ]  
 
2006-10-06 WP 3L   Draft new Report ITU-R P.[GISM]     N/A  
[ 71 ]  
 
2006-10-06 Chairman, WP 3L   Ionospheric propagation - Executive Report     N/A  
[ 69 ]  
 
2006-10-06 WP 3L   Draft revision of Question ITU-R 226-2/3 - Ionospheric and tropospheric characteristics along satellite-to-satellite paths     226/3  
[ 68 ]  
 
2006-10-06 WP 3L   Draft revision of Question ITU-R 218-2/3 - Ionospheric influences on space systems     218/3  
[ 59 ]  
(Rev.1) 
2006-10-05 WP 3L   Draft revision of Recommendation ITU-R P.842-3 - Computation of reliability and compatibility of HF radio systems     N/A  
[ 58 ]  
(Rev.1) 
2006-10-05 WP 3L   Draft revision of Recommendation ITU-R P.1240 - ITU-R methods of basic MUF, operational MUF and ray-path prediction     212/3  
[ 57 ]  
(Rev.1) 
2006-10-05 WP 3L   Draft revision of Recommendation ITU-R P.1239 - ITU-R reference ionospheric characteristics     212/3  
[ 55 ]  
 
2006-10-05 WP 3L   Draft revision of the Opinion ITU-R 22-6 - Routine ionospheric sounding     N/A  
[ 50 ]  
 
2005-11-24 WP 3L   Draft revision of Recommendation ITU-R P.373-7 - Definitions of maximum and minimum transmission frequencies     212/3  
[ 44 ]  
(Rev.1) 
2004-10-28 WP 3L   Draft revision of Recommendation ITU-R P.684-3 - Prediction of field strength at frequencies below about 150 kHz     225/3  
[ 42 ]  
(Rev.1) 
2004-10-27 WP 3L   Proposed revision of Recommendation ITU-R P.1147-2 - Prediction of sky-wave field strength at frequencies between about 150 and 1 700 kHz     225/3  
[ 41 ]  
(Rev.1) 
2004-10-27 WP 3L   Draft revision of Recommendation ITU-R P.842-2 - Computation of reliability and compatibility of HF radio systems     N/A  
[ 40 ]  
(Rev.1) 
2004-10-27 WP 3L   Proposed revision of Recommendation ITU-R P.533-7 - HF propagation prediction method     N/A  
[ 39 ]  
(Rev.1) 
2004-10-27 WP 3L   Draft revision of Recommendation ITU-R P.313-9 - Exchange of information for short-term forecasts and transmission of ionospheric disturbance warnings     213/3  
[ 36 ]  
 
2004-10-27 Chairman, WP 3L   Executive Report on the meeting of Working Party 3L (Geneva, 25-27 October 2004) - Ionospheric propagation     N/A  
[ 7 ]  
(Rev.2) 
2004-10-25 WP 3L   Proposed revision of Recommendation ITU-R P.531 - Ionospheric propagation data and prediction methods required for the design of satellite services and systems     218/3  
[ 6 ]  
 
2004-10-25 WP 3L   Draft revision of Question ITU-R 225-3/3 - The prediction of propagation factors affecting systems at LF and MF including the use of digital modulation techniques     225/3  
[ 2 ]  
 
2004-01-14 WP 3L   Draft new Question - Prediction methods and models applicable to Power Line Telecommunications systems     N/A  
Results:22 total items.
 
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