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Efficient orbit/spectrum utilization

Results:7 total items.
Contributions  [ Source: WP 4-9S ]   Documents / Contributions
 
Number 
Received Source Title
[ 431 ]  
 
2007-06-29 WP 4-9S   Liaison statement to ITU-R Working Party 1B on the study of software defined radio and cognitive radio systems in Working Party 1B    
[ 328 ]  
 
2006-03-22 WP 4-9S   Liaison statement to WP 4A - Sharing between non-geostationary-satellite systems in the fixed-satellite service using highly inclined orbits and stations in the fixed service in the 17.7-19.7 GHz band    
[ 272 ]  
(Rev.1) 
2005-12-02 WP 4-9S   Liaison statement to WP 4A - Steps that may be taken for frequency sharing between bidirectional FSS networks comprising ubiquitously deployed earth stations    
[ 270 ]  
 
2005-11-23 WP 4-9S   Liaison statement to the Working Party of the Special Committee and to Working Party 4A for information - WRC-07 Agenda item 1.12 - Footnote 5.538    
[ 128 ]  
 
2004-10-11 WP 4-9S   Liaison statement to Working Party 4A - Request for clarification on the assumptions used to derive the number of active HIO satellites operating in the 17.7-19-7 GHz frequency band    
[ 22 ]  
 
2004-02-18 WP 4-9S   Liaison statement to WP 4A - Request for comments on a preliminary draft revision of Recommendation ITU-R SF.1649    
[ 21 ]  
 
2004-02-18 WP 4-9S   Liaison statement to WP 4A - Request for additional information on the characteristics of fixed-satellite service systems using highly inclined orbits in the 18 GHz band    
Results:7 total items.
 
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