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Radio-astronomy

Results:227 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 152 ]  
 
ITU-R Study Group 5 Recommendation to be brought to the attention of Study Group 7     BR Study Group Department     2010-05-11
[ 151 ]  
 
Liaison statement to Working Party 5C (copy to Working Parties 4A, 4C, 5A, 5C, 6B, 6C, 7B and 7D for information) - Studies on WRC-12 Agenda item 1.5 - Harmonization of tuning ranges for use by terrestrial electronic news gathering     WP 6A     2010-05-04
[ 150 ]  
 
Liaison statement to Working Party 4A on WRC-12 Agenda item 1.13 (copy to Working Parties 3M, 4B, 5A, 5C, 6A and 7D for information)     WP 6B     2010-05-04
[ 149 ]  
 
Liaison statement to Working Party 7D - Information for studies related to WRC-12 Agenda item 1.25     WP 4C     2010-04-30
[ 148 ]  
 
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     WP 4A     2010-04-30
[ 147 ]  
 
Liaison statement to Working Parties 5C and 6B for action and to Working Parties 3M, 4B, 5A, 6A and 7D for information on WRC-12 Agenda item 1.13     WP 4A     2010-04-14
[ 146 ]  
 
Liaison statement to the relevant Working Parties of Study Groups 4, 5, 6 and 7 (copy to ITU-T Study Group 15 for information) - Further work on power line telecommunications     WP 1A   221-1/1   2010-03-01
[ 145 ]  
 
Liaison statement to Working Parties 7C and 7D - WRC-12 Agenda item 1.6 - Resolution 950 (Rev. WRC-07)     WP 1A     2010-02-18
[ 144 ]  
 
ITU-R Study Group 4 Question to be brought to the attention of Study Groups 5 and 7     BR Study Group Department     2010-02-04
[ 143 ]  
 
Liaison statement - Interference modelling between HAPS gateway links and radio astronomy service in the 5 850-7 075 MHz band (WRC-12 Agenda item 1.20)     WP 5C     2009-12-17
[ 142 ]  
 
Liaison statement to Working Party 1A (copy to Working Parties 5A, 5B, 5C and 7D for information) - Report ITU-R SM.2158 - Impact of power line telecommunication systems on radiocommunication systems operating in the LF, MF, HF and VHF bands below 80 MHz     WP 6A     2009-12-08
[ 141 ]  
 
Reply liaison statement to Working Party 7D - Transition from analogue to digital terrestrial broadcasting     WP 6A     2009-12-08
[ 140 ]  
 
Liaison statement to Working Parties 4A, 4C, 5A, 5B, 5D, 6A, 6B, 6C, 7B, 7D and to the Working Party of the Special Committee - WRC-12 Agenda item 1.5 - Harmonization of spectrum for use by terrestrial electronic news gathering systems     WP 5C     2009-12-04
[ 139 ]  
 
Liaison statement to Working Party 7D - Radio astronomy issues related to WRC-12 Agenda item 1.15     WP 5B     2009-12-01
[ 138 ]  
 
Liaison statement to Working Party 5C (copy to Working Parties 4A, 4C, 5A, 6A, 6C, 7B and 7D for information) - Studies on WRC-12 Agenda item 1.5 - Harmonization of spectrum for use by terrestrial electronic news gathering systems     WP 6B     2009-11-20
[ 137 ]  
 
Liaison statement to Working Party 5C (copy to Working Parties 4A, 4C, 5A, 5C, 6B, 6C, 7B and 7D for information) - Studies on WRC-12 Agenda item 1.5 - Harmonization of spectrum for use by terrestrial electronic news gathering systems.     WP 6A     2009-11-20
[ 136 ]  
 
Liaison statement to Working Party 5B (copy to Working Parties 3M and 7D for information) - Preliminary draft new Report on compatibility analysis and results for radiolocation systems planned to operate in the 15.4 to 17.3 GHz band and fixed-satellite service operating in the 15.4-15.7 GHz band     WP 4A     2009-10-14
[ 135 ]  
 
Liaison statement to Working Party 7D - Radio astronomy issues related to WRC-12 Agenda item 1.13     WP 4A     2009-10-14
[ 134 ]  
 
Reply liaison statement to Working Party 7D - Impact from PLT systems and measurement methods     WP 1C   218/1   2009-10-13
[ 133 ]  
 
Liaison statement to Working Party 7D on the study of software-defined radio and cognitive radio systems     WP 1B     2009-10-12
[ 132 ]  
 
Liaison statement to ITU-R Study Group 3 and Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7B, 7C, 7D on the progress of WRC-12 Agenda item 1.19     WP 1B     2009-10-12
[ 131 ]  
 
Liaison statement to Working Parties 7C and 7D - WRC-12 Agenda item 1.6, Resolution 950(Rev.WRC-07)     WP 1A     2009-10-09
[ 130 ]  
 
Reply to liaison statement from Working Party 7D - Impact of powerline telecommunications systems on radiocommunication systems operating in the LF, MF, HF and VHF bands below 80 MHz     WP 1A     2009-10-09
[ 129 ]  
+Ann.1-7 
Report of the meeting of Working Party 7D - (Geneva, 8-14 September 2009)     Chairman, WP 7D     2009-09-14
[ 128 ]  
 
Final List of Participants - Geneva, 8-11 September 2009     Director, BR     2009-09-11
[ 127 ]  
 
Liaison statement to Working Parties 7B, 7C and 7D - Informations for studies related to WRC-12 Agenda item 1.25     WP 4C     2009-09-09
[ 126 ]  
 
List of documents issued     BR Study Group Department     2009-09-07
[ 125 ]  
 
Liaison statement to Working Party 7D - Information for studies related to WRC-12 Agenda item 1.25     WP 4C     2009-09-04
[ 124 ]  
 
A working document towards preliminary draft revision of the Report ITU-R RA.2099 - Time scale based on the timing of pulsar ensemble - PTA     Russian Federation     2009-08-28
[ 123 ]  
 
Working document towards a draft new ITU-R Report on characteristics of radio quiet zones - Proposed radio quiet zones around fast in China     China (People's Republic of)   242/7   2009-09-01
[ 122 ]  
 
Working document towards text for the draft CPM Report on WRC-12 Agenda item 1.6 (Resolution 950 (Rev.WRC-07)) on the use of the frequencies between 275 and 3 000 GHz     Korea (Republic of)     2009-09-01
[ 121 ]  
 
Contribution to the preliminary draft new Report ITU-R RA.[DTV] - The transition to digital television and its impact on the unprotected use by the radio astronomy service of bands used for terrestrial television broadcasting     Brazil (Federative Republic of)   145/7   2009-08-31
[ 120 ]  
 
Contribution to draft new Report on radio quiet zones - Studies of the emission management zone around the Dominion Radio Astrophysical Observatory, Penticton, Canada     Canada   242/7   2009-08-28
[ 119 ]  
 
Preliminary draft new Report ITU-R [ESSENTIAL ROLE OBSERVATIONS] - The essential role and global importance of radio spectrum use for Earth observations of environmental change monitoring, disaster mitigation environmental change, weather, water and prediction, detection and mitigation of disasters and for other related science applications     Canada     2009-08-28
[ 118 ]  
 
Preliminary draft new Question ITU-R [GROUND]/7 ground-based passive sensors     Canada     2009-08-28
[ 117 ]  
 
Working document towards a preliminary draft new Recommendation (or Report) - Distant clock comparison by pulsar Giant Radio Pulses     Russian Federation   250/7   2009-08-28
[ 116 ]  
 
Working document towards a preliminary draft new Report - Report ITU-R RA.[THZ-SHARE] - Sharing between the radio astronomy service and active services in the frequency range 1 000-3 000GHz     United States of America     2009-08-28
[ 115 ]  
 
Contribution to preliminary draft new Report ITU-R [ESSENTIAL ROLE OBSERVATIONS] - The essential role and global importance of radio spectrum use for Earth observations of climate change, weather, water and prediction, detection and mitigation of disasters and for other related science applications     United States of America     2009-08-28
[ 114 ]  
 
Change frequency bands in Recommendation ITU-R RA.1417 in part connected with Millimetron mission     Russian Federation   242/7   2009-08-28
[ 113 ]  
 
Radio quiet zone - Pushchino Radio Astronomy Observatory of the Astro Space Centre in the Physics Institute of the Russian Academy of Sciences     Russian Federation   242/7   2009-08-28
[ 112 ]  
 
Contribution to the preliminary draft new Report ITU-R RA.[DTV] - The transition to digital television and its impact on the unprotected use by the radio astronomy service of bands used for terrestrial television broadcasting     Australia   145/7   2009-08-27
[ 111 ]  
 
Working document towards a draft new Report on characteristics of radio quiet zones (RQZs)     Australia   242/7   2009-08-27
[ 110 ]  
 
Proposed liaison statement to Working Parties 1A and 6A - Measurement results of leaked emissions from access power line telecommunication (PLT) system in the HF and the UHF bands     IUCAF   221/1, 218/1   2009-08-27
[ 109 ]  
 
Proposed update to working document towards a preliminary draft new Recommendation ITU-R RA.[1-3 THz]     IUCAF     2009-08-21
[ 108 ]  
 
Working document towards a draft new ITU-R Report on characteristics of radio quiet zones     South Africa (Republic of)   242/7   2009-08-20
[ 107 ]  
 
Modifications to draft CPM text for WRC-12 Agenda item 1.6, Resolution 950 (Rev.WRC-07) and example Resolution for radio astronomy     United States of America     2009-08-19
[ 106 ]  
 
Draft liaison statement to Working Party 5C - WRC-12 Agenda item 1.20 -- HAPS gateway links     United States of America     2009-08-19
[ 105 ]  
 
Radio Astronomy Issues Related to WRC-12 Agenda item 1.13     United States of America     2009-08-19
[ 104 ]  
 
Working document towards a preliminary draft new Report ITU-R RA.[PFD and EIRP Levels Potentially Damaging to Radio Astronomy Receivers]     United States of America   145/7   2009-08-19
[ 103 ]  
 
Preliminary draft new Report ITU-R [ESSENTIAL ROLE OBSERVATIONS] - The essential role and global importance of radio spectrum use for Earth observations of climate change, weather, water, and prediction, detection and mitigation of disasters and for other related science applications     Correspondence Group on Essential role of obser.     2009-08-01
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