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Efficient orbit/spectrum utilization

Results:433 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 33 ]  
 
Revision of Recommendation ITU-R S.1587 to include new parameters and additional ESV systems     United States of America     2004-03-30
[ 32 ]  
 
Application of the uniform criterion of evaluating the effect of interference to radiocommunication links or networks     Russian Federation     2004-03-30
[ 31 ]  
 
Additional GSO systems data for the Recommendation ITU-R S.1328 database     United States of America     2004-03-30
[ 30 ]  
 
Draft response to liaison statement from ITU-R Working Party 8D - Satellite frequency allocations that could support the modernization of civil aviation telecommunications systems     United States of America     2004-03-29
[ 29 ]  
 
Draft response to liaison statement from WP 1B - Working material towards a draft new Recommendation ITU-R SM.[...] : Criteria for the evaluation of interference between radiocommunication networks operating in a shared frequency band     United States of America     2004-03-29
[ 28 ]  
+Corr.1 
Liaison statement to WP 4A - Sharing between the space research service (space very long baseline interferometry telemetry) and the fixed satellite service in the 37.5-38 GHz band     WP 7B   211/7   2004-03-25
[ 27 ]  
 
Recommendations to be brought to the attention of Working Parties 4A and 4B     Chairman, SG 4     2004-03-24
[ 26 ]  
 
Liaison statement to WP 4A - Sharing analyses between geostationary meteorological satellite systems operating in the space-to-Earth direction and the fixed, fixed-satellite and mobile service systems in the band 18-18.4 GHz     WP 7B     2004-03-22
[ 25 ]  
 
Revision of a PDNR - Static methodology for calculating EPFD down to trigger very large antenna coordination under Nos. 9.7A and 9.7B of the Radio Regulations     United States of America     2004-03-12
[ 24 ]  
 
Power flux-density values in the band 11.7-12.7 GHz and associated calculation methodology which may be used when the power flux-density values in § 6 of Annex 1 to Appendix 30 are exceeded     United States of America     2004-03-04
[ 23 ]  
 
Draft revision of Question ITU-R 270/4 - Fixed-satellite service systems using very wideband spreading signals     United States of America     2004-02-27
[ 22 ]  
 
Liaison statement to WP 4A - Request for comments on a preliminary draft revision of Recommendation ITU-R SF.1649     WP 4-9S     2004-02-18
[ 21 ]  
 
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     WP 4-9S     2004-02-18
[ 20 ]  
 
Recommendations to be brought to the attention of Working Party 4A     Chairman, WP 4A     2004-01-29
[ 19 ]  
 
Liaison statement to Working Parties 1A and 4A - Unwanted emission control for feeder links of the mobile-satellite service in bands near 1.4 GHz     WP 8D     2004-02-23
[ 18 ]  
 
Liaison statement to the Chairman of ITU-R Study Group 4 and ITU-R Working Parties 4A and 4B - Satellite frequency allocations that could support the modernization of civil aviation telecommunication systems     WP 8D     2004-01-28
[ 17 ]  
 
Comments in responses to Circular Letter CAR/159     BR Secretariat     2004-01-26
[ 16 ]  
 
Summary of results of RA-03, WRC-03 and CPM06-1     Chairman, SG 4     2004-01-19
[ 15 ]  
 
Liaison statement to Working Parties 4A and 4-9S - Use of Recommendation ITU-R P.452-11 in tropical coastal areas     WP 3M     2003-12-22
[ 14 ]  
 
Liaison statement to WPs 4A, 4-9S, 6E, 6S, 7B, 7C, 7D, 8A, 8B, 8D, 8F, 9A and 9D - Working material towards draft new Recommendation ITU-R SM.[ ] - Interference criteria for the evaluation of harmful effect of interference between radiocommunication networks operating in a shared frequency band     WP 1B     2003-11-13
[ 13 ]  
 
Liaison statement Study Groups 3, 4, 7, 8 and 9 - Bands above 3 000 GHz     WG 1A     2003-11-13
[ 12 ]  
 
Liaison statement to Working Parties 3J, 3M, 4A, 7C, 7D, 8A, 8D, 8F and 9B     WP 1A     2003-11-13
[ 11 ]  
 
Liaison statement to WP 4A - Compatibility between ultra-wideband and FSS systems     TG 1/8     2003-11-05
[ 10 ]  
 
Comments in responses to Circular Letter CAR/155     BR Secretariat     2003-10-29
[ 9 ]  
 
Liaison statement to Working Parties 4A, 8A and 9D - Sharing analyses between geostationary meteorological satellite systems operating in the space-to-Earth direction and the fixed, fixed-satellite and mobile service systems in the band 18-18.4 GHz     WP 7B     2003-10-27
[ 8 ]  
 
Liaison statement to Working Party 4A - A preliminary draft revision to Recommendation ITU-R S.1427 - Methodology and criterion to assess interference from radio local area (RLAN) transmitters to non-GSO MSS feeder links in the band 5 150-5 250 MHz     WP 7D     2003-10-09
[ 7 ]  
 
Liaison statement to Working Party 4A - A globally-harmonized FSS band allocation scheme for internet applications     WP 7D     2003-10-09
[ 6 ]  
 
Liaison statement from Working Party 7C - Preliminary draft revision of Recommendation ITU-R S.1427     WP 7C     2003-10-08
[ 5 ]  
 
Establishment of JTG 6-8-9 to study sharing among space and terrestrial services in the band 2 500-2 690 MHz     Chairman, JTG 6-8-9     2003-09-29
[ 4 ]  
 
The effect of ultra wideband (UWB) emissions on C-band FSS earth stations and on BSS digital audio radio services (S-DARDS)     North American Broadcasters Association (NABA)   227/1   2003-09-11
[ 3 ]  
 
Comments in responses to Circular Letter CAR/154     BR Secretariat     2003-08-26
[ 2 ]  
 
Re-categorisation of ITU-R Questions assigned to WP 4A     Chairman, WP 4A     2003-07-28
[ 1 ]  
 
Documents to be carried over from the 2000-2003 study period     WP 4A     2003-07-21
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