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Ionospheric propagation and radio noise

Results:98 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 23 ]  
 
Liaison reply to Working Party 4C (copied to Working Parties 3J, 3K, 3L, 3M, 7A, 7B, 7C, 7D, 4A, 4B, 6A, 6B, 6C, 1A, 1B, 1C, 5A, 5B, 5C and 5D for information) - Studies related to WRC-11 Agenda item 1.25     WP 6A     2008-06-11
[ 22 ]  
 
List of documents issued     BR Study Group Department     2008-05-29
[ 21 ]  
 
Revision to Recommendation ITU-R P.684-4 - LF field strength prediction in longer propagation distances than 4 000 km     Japan     2008-05-29
[ 20 ]  
 
Radio noise databank     Germany (Federal Republic of)   214/3   2008-05-28
[ 19 ]  
 
Working paper towards a preliminary draft new report - Measurement and evaluation methods for radio noise in the HF frquency band     Germany (Federal Republic of)   214-3/3   2008-05-28
[ 18 ]  
 
Proposed reply to liaison statement from WP 5B in doc. 3J/5; 3K/3 and 3L/3 - Considerations relating to propogation models for studies in support of WRC-11 Agenda Item 1.15     United Kingdom of Great Britain and Northern Ireland     2008-05-28
[ 17 ]  
 
A description of the Bullington diffraction method applied over a range of time percentages & the subsequent comparison between Recommendation ITU-R P.1812 and a modified vesion containing the new method     United Kingdom of Great Britain and Northern Ireland     2008-05-28
[ 16 ]  
 
Discussion paper concerning Recommendation ITU-R P.1812 - The ducting model at low frequencies     United Kingdom of Great Britain and Northern Ireland     2008-05-28
[ 15 ]  
 
Recommendation ITU-R P.1147 - Prediction of Sky-Wave field strength at frequencies between about 150 and 1700 KHz - Sea gain     United Kingdom of Great Britain and Northern Ireland     2008-05-28
[ 14 ]  
 
Draft revision of Recommendation ITU-R P.533-9 - Method for the prediction of the performance of HF circuits     United Kingdom of Great Britain and Northern Ireland     2008-05-28
[ 13 ]  
 
PLC non intentional radiated RF level on HF bands     Brazil (Federative Republic of)   230/3   2008-05-27
[ 12 ]  
 
Experiments on voice and data HF transmission     Brazil (Federative Republic of)   229/3   2008-05-27
[ 11 ]  
 
Contribution towards the revision of Recommendations ITU-R P.533-9 and ITU-R P.1239 - The development of maps of ionospheric characteristics     United States of America     2008-05-16
[ 10 ]  
 
Durations of signal fades and threshold excesses int the LF-MF ionosphere channels     Russian Federation     2008-05-15
[ 9 ]  
 
Document regarding Recommendation ITU-R P.533-9 - Procedures for the prediction of the performance of HF circuits*     Germany (Federal Republic of)   212/3   2008-05-13
[ 8 ]  
 
Proposed amendment to Recommendation ITU-R P.1239-1     Germany (Federal Republic of)   212/3   2008-05-13
[ 7 ]  
 
Proposed revision of Recommendation ITU-R P.1239-1     Germany (Federal Republic of)   212/3   2008-05-13
[ 6 ]  
 
Liaison statement to Working Parties 7A, 7B, 7C, 7D, 4A, 4B, 6D, 6X, 6G, 1A, 1B, 1C, 5A, 5B, 5C and 5D (copy for information to Working Parties 3J, 3K, 3L and 3M) - Information for studies related to WRC-11 Agenda item 1.25     WP 4C     2008-04-22
[ 5 ]  
 
Liaison statement to Working Parties 3J and 3L - Considerations relating to propagation models for studies in support of WRC-11 Agenda item 1.16 (Resolution 671 [COM6/16] (WRC-07))     WP 7C     2008-04-07
[ 4 ]  
(Rev.1) 
Structure of Study Group 3 and its Working Parties     Chairman, SG 3     2008-03-31
[ 3 ]  
 
Liaison statement to Working Parties 3J, 3K, 3L - Considerations relating to propagation models for studies in support of WRC-11 Agenda item 1.15     WP 5B     2008-02-20
[ 2 ]  
 
Liaison statement to WP 5B (Copy for information to WP 3L) - WRC-11 Agenda item 1.15     WP 5C     2008-02-08
[ 1 ]  
 
Documents to be carried over from the 2003-2007 Study period     WP 3L     2007-11-19
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