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Service mobile maritime, y compris le Système mondial de détresse et de sécurité en mer (SMDSM); service mobile aéronautique et service de radiorepérage

Resultats:155 documents
Résultats :  1 - 2 - 3 - 4 - 5 - 6 - 7  - Suivant Next
Contributions  [ Source: United States of America ]   Documents / Contributions
 
Numéro 
Date Source Titre
[ 506 ]  
 
2014-10-20 United States of America   Preliminary draft new Recommendation ITU-R M.[AMS-CHAR-15GHZ] - Technical characteristics and protection criteria for aeronautical mobile service systems in the frequency range 145-15.35 GHz    
[ 482 ]  
 
2014-10-17 United States of America   Preliminary draft new Recommendation ITU-R M.[AMS-CHAR-24] - Technical characteristics and protection criteria for aeronautical mobile service systems in the frequency bands 22.5-23.6 and 25.25-27.5 GHz    
[ 481 ]  
 
2014-10-17 United States of America   Preliminary draft new Report ITU-R M.[UAS-FSS] - Annex 8 - Technical and operational characteristics, interference and regulatory environments associated with the use ff frequency bands allocated to the fixed-satellite service not subject to Appendices 30, 30a and 30b for the control and non-payload communications of unmanned aircraft systems in non-segregated airspace    
[ 480 ]  
 
2014-10-17 United States of America   Proposed preliminary draft Corrigendum 1 to Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple acess in the VHF maritime mobile band    
[ 479 ]  
 
2014-10-17 United States of America   Sharing studies on emissions from earth stations on board unmanned aircraft intended to communicate with a satellite network in frequency bands allocated to the fixed satellite service into incumbent terrestrial services for link 3    
[ 478 ]  
 
2014-10-17 United States of America   Draft new Report ITU-R M.[WAIC_SHARING _E 4 200-4 400 MHZ] - Compatibility analysis between wireless avonics intra-communication systems and systems in the existing services in the frequency band 4 200-4 400 MHz    
[ 477 ]  
 
2014-10-17 United States of America   Preliminary draft new Report ITU-R M.[WAIC_SHARING_22/23 GHZ] - Sharing studies between wireless avionics intra-communication systems and systems in the 22.5-22.55 GHz and 23.55-23.6 GHz frequency bands and compatibility studies with systems allocated to the passive services in the 22.21-22.5 GHz and 23.6-24.0 GHz frequency bands    
[ 476 ]  
 
2014-10-17 United States of America   Draft new Report ITU-R M.[WAIC BANDS] - Consideration of the aeronautical mobile (route), aeronautical mobile, and aeronautical radionavigation services allocations to accommodate wireless avionics intra-communication    
[ 475 ]  
 
2014-10-17 United States of America   Preliminary draft new Recommendation ITU-R M.[WAIC] - Technical characteristics and protection criteria for Wireless Avionics Intra-Communication systems    
[ 474 ]  
 
2014-10-17 United States of America   Working document towards a preliminary draft new Report ITU-R M.[UAS-FSS]    
[ 473 ]  
 
2014-10-17 United States of America   U.S. Proposal on completion of the document - Preliminary draft new Report - Guidelines for the use of spectrum by oceanographic radars in the frequency range 3 to 50 MHz    
[ 472 ]  
 
2014-10-17 United States of America   Draft revision of Recommendation ITU-R M.1460-1 - Technical and operational characteristics and protection criteria of radiodetermination radars in the frequency band 2 900-3 100 MHz    
[ 471 ]  
 
2014-10-17 United States of America   Annex 6 to Report ITU-R M.[UAS-FSS] - Effects of emissions from incumbent services into earth stations onboard unmanned aircraft intended to communicate with a satellite network in frequency bands allocated to the fixed satellite service (link 2)    
[ 470 ]  
 
2014-10-17 United States of America   Update to working document towards a preliminary draft new Recommendation [PEAK FDR]    
[ 469 ]  
 
2014-10-17 United States of America   Working document toward a preliminary draft new Report ITU-R M. [MAT-MSS] on use of non-geostationary orbit mobile satellite systems to enhance maritime safety    
[ 468 ]  
 
2014-10-17 United States of America   Preliminary draft revision of Recommendation ITU-R M.1463-2 - Characteristics of and protection criteria for radars operating in the radiodetermination service in the frequency band 1 215-1 400 MHz    
[ 467 ]  
 
2014-10-17 United States of America   Working document towards a preliminary draft new Report ITU-R M.[ASR PERF 2 700-2 900 MHZ] - Radar receiver performance measurements of interference into aeronautical radionavigation service radars operating in the 2 700-2 900 MHz frequency band    
[ 466 ]  
 
2014-10-17 United States of America   Working document towards a preliminary draft revision of Recommendation ITU-R M.1849 - Technical and operational aspects of ground-based meteorological radars    
[ 465 ]  
 
2014-10-17 United States of America   Preliminary draft revision of Recommendation ITU-R M.1464-1 - Characteristics of radiolocation radars, and characteristics and protection criteria for sharing studies for aeronautical radionavigation radars in the radiodetermination service operating in the frequency band 2 700-2 900 MHz    
[ 464 ]  
 
2014-10-17 United States of America   Proposed draft reply liaison statement to Working Party 7C WRC-15 agenda item 1.12 - PDNR ITU-R RS.[EESS-9GHZ_RDS] - Sharing analyses of very wideband EESS SAR transmission with stations in the radio determination service operating in the frequency bands 8 700-9 300 MHz and 9 900-10 500 MHz    
[ 463 ]  
 
2014-10-17 United States of America   Proposed draft reply liaison statement to Working Party 7C on PDN Report ITU-R RS.[EESS-ARNS RADARS 1 215-1 300 MHZ] - Potential interference from the Earth exploration-satellite (active) spaceborne radars operating in the 1 215-1 300 MHz frequency band to the aeronautical radionavigation surveillance radar receiver in the 1 240-1 370 MHz frequency band    
[ 399 ]  
 
2014-05-09 United States of America   Working document on comparison of methods of FSS with AMS(R)S and FSS without AMS(R)S    
[ 398 ]  
 
2014-05-09 United States of America   Working document toward a draft new Report ITU-R M.[VDES] "Selection of the channel plan for a VHF data exchange system (VDES)" under WRC-15 agenda item 1.16    
[ 397 ]  
 
2014-05-09 United States of America   Working document towards a preliminary draft new Report ITU-R M.[ADS-OCEAN] - Replacement text    
[ 396 ]  
 
2014-05-09 United States of America   Modification of draft CPM text on WRC-15 agenda item 1.17 - Resolution 423 (WRC-12)    
Resultats:155 documents
Résultats :  1 - 2 - 3 - 4 - 5 - 6 - 7  - Suivant Next
 
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