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Radioastronomie

Resultats:16 documents
Contributions  [ Source: Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science ]   Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 169 ]  
 
IUCAF - CRAF views on necessary elements of HAPS - RAS compatibility studies for agenda item 1.14 - Separation distances, angular avoidance cone angles, OOB attenuation and system characteristics for HAPS platform downlinks in spectrum bands near 21, 24 & 31 GHz for information agenda item 1.14     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science , Committee on Radio Astronomy Frequencies   AI1.14   2018-06-03
[ 150 ]  
 
Draft reply liaison statement to Working Party 4A agenda item 9.1, issue 9.1.9 - Annex 52 to Working Party 4A Chairman Report 4A/675 - Draft CPM text     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science   AI9.1   2018-04-29
[ 149 ]  
 
Draft reply liaison statement to Working Party 4A agenda item 9.1, issue 9.1.9 - Annex 3 to Working Party 4A Chairman's Report 4A/675 - Preliminary draft new Report ITU-R S.[SPECTRUM_SHARING]: Sharing with incumbent service in the 51.4-52.4 GHz band and adjacent and nearby bands     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science   AI9.1   2018-04-29
[ 148 ]  
 
Draft reply liaison statement to Working Party 4C - WRC-19 agenda item 1.8 - Working document towards a preliminary draft new Report ITU-R M.[RAS-COMPAT] - Unwanted emissions in the RAS band from space-to-Earth transmissions     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science   AI1.8   2018-04-29
[ 147 ]  
 
Draft reply liaison statement to Working Party 4A agenda item 1.6 - Draft CPM text     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science   AI1.6   2018-04-29
[ 146 ]  
 
Draft reply liaison statement to Working Party 4A - WRC-19 agenda item 1.6 - Draft documents including draft CPM text related to WRC-19 agenda item 1.6, Resolution 159 (WRC-15)     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science   AI1.6   2018-04-29
[ 111 ]  
 
Draft liaison statement to Working Party 4C - Unwanted emissions in the RAS band from space-to-Earth transmissions from MSS satellites     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science , Committee on Radio Astronomy Frequencies   AI1.8   2017-10-16
[ 106 ]  
 
Reconsideration of RR. No. 4.6     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2017-09-28
[ 105 ]  
 
Compatibility between radio astronomy and fixed service operations in the spectrum band 275-450 GHz     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science   Q257/7, AI1.15   2017-09-26
[ 78 ]  
 
Draft liaison statement to Working Party 5C - Radio astronomy sites operating in the bands 21.4 - 22 GHz and 23.6 - 24 GHz in Region 2     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2017-03-06
[ 77 ]  
 
Draft liaison statement to Working Party 1A (copy to Working Party 5C for information) - Technical and operational characteristics of radio astronomy systems in the spectrum band 275-450 GHz     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2017-03-06
[ 76 ]  
 
Revision of Question ITU-R 226-2 (2012)     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2017-03-06
[ 48 ]  
 
Protection of radio astronomy operations in the band 1610.6 - 1613.8 MHz - Agenda item 1.8 (WRC-19)     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2016-10-13
[ 47 ]  
 
Draft liaison statement to Working Party 1A - Technical and operational characteristics of radio astronomy systems in the spectrum band 275-450 GHz     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2016-10-05
[ 46 ]  
 
Draft new Question ITU-R [RAS ABOVE 275 GHZ] - Technical and operational characteristics of radio astronomy applications operating above 275 GHz     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2016-10-05
[ 45 ]  
 
Preliminary draft new Recommendation ITU-R RA.[PASSIVEBANDPROTECTION] - Protection of the radio astronomy service operating in frequency bands subject to RR No 5.340 from unwanted emissions of active services     Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science     2016-10-05
Resultats:16 documents
 
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