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Space radio systems

Results:14 total items.
Contributions  [ Source: WP 4A ]   Documents / Contributions
 
Number 
Received Source Title
[ 306 ]  
 
2011-09-29 WP 4A   Liaison statement to Study Group 1 (copy to Study Groups 5, 6, 7 and Working Party 1A) - A database for the protection of radio services    
[ 305 ]  
 
2011-09-29 WP 4A   Liaison statement to Working Party 5D (copy to Working Parties 5A, 5B, 6A and 7B for information) - Draft revisions of Recommendations ITU-R M.1580-3 and ITU-R M.1581-3    
[ 304 ]  
 
2011-09-29 WP 4A   Liaison statement to Working Party 7B - Preliminary draft new Recommendation on protection criteria and interference assessment methods for non-GSO inter-satellite links in the 23.183-23.377 GHz band with respect to the space research service    
[ 303 ]  
 
2011-09-29 WP 4A   Liaison statement to Working Party 7B - Working document towards a preliminary draft new Report ITU-R SA.[SRS SHARING 37 GHz] on the sharing between FSS and SRS in the band 37.5-38 GHz    
[ 201 ]  
 
2010-04-30 WP 4A   Liaison statement to Working Parties 5A, 5C, 7A, 7B, 7C and 7D regarding potential candidate bands for BSS feeder links under WRC-12 Agenda item 1.13    
[ 200 ]  
 
2010-04-30 WP 4A   Liaison statement Working Party 7B (copy to Working Party 5C for information) - Parameters for compatibility studies between NGSO-ISS systems and SRS systems under WRC-12 Agenda item 1.11    
[ 199 ]  
 
2010-04-30 WP 4A   Liaison statement to Working Party 5C with copy to Working Party 7B - Considerations on protection criteria for NGSO-ISS systems and SRS systems under WRC-12 Agenda item 1.11    
[ 133 ]  
 
2009-05-28 WP 4A   Liaison statement to Working Party 7B - Protection of HIBLEO-2 inter-satellite service (ISS) in the band 23.15 to 23.55 GHz from unwanted emissions from space research service (SRS) Earth-to-space transmissions below 23.15 GHz (WRC-11 Agenda item 1.11)    
[ 69 ]  
 
2008-10-23 WP 4A   Liaison statement to Working Parties 7B, 5B and 5C - WRC-11 Agenda item 1.12    
[ 66 ]  
 
2008-10-10 WP 4A   Liaison statement to WP 7B - Working document towards a preliminary draft new Recommendation ITU-R SA.[23 GHz SRS Sharing] - Sharing between the space research service (Earth-to-space) and in the inter-satellite, fixed and mobile services in the band 22.55-23.15 GHz (WRC-11 Agenda item 1.11)    
[ 65 ]  
 
2008-10-09 WP 4A   Liaison statement to WP 7B - Coordination between GSO FSS and GSO METSAT networks in the frequency bands 18.1 - 18.4 GHz in Regions 1 and 3 and 18.0 - 18.3 GHz in Region 3    
[ 36 ]  
 
2008-05-07 WP 4A   Liaison statement to Working Party 7B - Applicability of Recommendation ITU-R S.1432 to the meteorological satellite service in the frequency bands 18.1-18.4 GHz in Regions 1 and 3 and 18.0-18.3 GHz in Region 2    
[ 35 ]  
 
2008-05-06 WP 4A   Liaison statement to Working Party 5C (copy to Working Parties 1A, 7B, 7C and 7D) - WRC-11 Agenda item 1.8    
[ 34 ]  
 
2008-05-06 WP 4A   Liaison statement to Working Party 5C for information and possible action to Working Parties 3M, 5A, 5B, 7B and 7C - Gateway links for high altitude platform stations in the range from 5 850 to 7 075 MHz (WRC-11 Agenda item 1.20)    
Results:14 total items.
 
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