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Radio-astronomy

Results:227 total items.
Result page:  1 - 2 - 3 - 4 - 5  - Next Next
Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 227 ]  
 
Liaison statement to Working Parties 7C and 7D - Coexistence between fixed service operating in 71-76 GHz, 81-86 GHz and 92-94 GHz bands and -passive services     WP 5C     2011-11-17
[ 226 ]  
 
Liaison statement to Working Parties 1A, 1B, 3M, 4A, 4C, 5A, 5B, 5D, 6A, 7B, 7C and 7D - Draft revision of Recommendation ITU-R F.758-4     WP 5C     2011-11-16
[ 225 ]  
 
Liaison statement to Working Parties 5B, 7C and 7D - Draft revision of Report ITU-R F.2107-1 - Characteristics and applications of fixed wireless systems operating in frequency ranges between 57 GHz and 134 GHz     WP 5C     2011-11-16
[ 224 ]  
 
Liaison statement to Working Parties 1A, 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7B, 7C and 7D - Handbook on "Propagation information for the prediction of interference and coordination distance"     SG 3     2011-10-31
[ 223 ]  
 
Preliminary draft revision of Recommendation ITU-R SA.509 - Space research earth station and radio astronomy reference antenna radiation pattern for use in inteference calculations, including cordination procedures     WP 7B     2011-10-25
[ 222 ]  
 
Liaison statement to Working Parties 5A, 5C, 5D and 7D - Assessment of interference into the broadcasting service from other services/applications     WP 6A     2011-10-06
[ 221 ]  
 
Liaison statement to Working Party 5C (copy to Working Party 7D for information) - Coexistence between fixed service operating in 71-76 GHz 81-86 GHz and 92-94 GHz bands and passive services     WP 7C     2011-10-04
[ 220 ]  
+Ann.1-5 
Report of the meeting of Working Party 7D - (Geneva, 26-30 September 2011)     Chairman, WP 7D     2011-10-03
[ 219 ]  
 
Final List of Participants - Working Party 7D (Geneva, 26-30 September 2011)     Director, BR     2011-09-30
[ 218 ]  
 
Liaison statement to Study Group 1 (copy to Study Groups 5, 6, 7 and Working Party 1A) - A database for the protection of radio services     WP 4A     2011-09-29
[ 217 ]  
 
Liaison statement to Study Group 1 (copy to Study Groups 5, 6, 7 and Working parties 1A, 4A) - A database for the protection of radio services     WP 4C     2011-09-28
[ 216 ]  
 
Liaison statement to Working Party 7D - Draft new Report ITU-R M.[MSS-SHARING]     WP 4C     2011-09-26
[ 215 ]  
 
List of documents issued     BR Study Group Department     2011-09-23
[ 214 ]  
 
Revision of Report ITU-R RA.2099 - Radio observations of pulsars for precision timekeeping     Russian Federation     2011-09-16
[ 213 ]  
 
Draft reply liaison statement to Working Party 5B in relation to revision of Report ITU-R M.2172     Russian Federation     2011-09-16
[ 212 ]  
 
Preliminary analysis of the impact of unwanted emissions of SAR operating at 9 GHz into SRS deep space stations operating in the band 8.4-8.5 GHz and radioastronomy stations operating in the band 10.6-10.7 GHz     France , Germany (Federal Republic of)     2011-09-16
[ 211 ]  
 
ITU-R Handbook on Radio Astronomy     United States of America     2011-09-12
[ 210 ]  
 
Working document towards the DRAFT Revision of Report ITU-R RA.2126     United States of America     2011-09-12
[ 209 ]  
 
Report of RAG activities     Chairman, SG 7     2011-09-05
[ 208 ]  
 
Revision of Recommendation ITU-R RA.1417 - A radio-quiet zone in the vicinity of the L2 Sun-Earth Lagrange point     Japan     2011-09-01
[ 207 ]  
 
Comments on Annex 12 to Document 4C/595 (Working document towards a preliminary draft new Report ITU-R M.[MSS-SHARING] - Feasibility of MSS operations in certain frequency bands) - Compatibility between RAS operations and MSS uplinks operating in the band 15.43-15.63 GHz     BR SGD     2011-08-29
[ 206 ]  
 
Questions assigned to Radiocommunication Study Group 7 - Science services     Chairman, SG 7     2011-07-28
[ 205 ]  
 
Liaison statement to Working Party 7D - Preliminary draft Report ITU-R M.2172     WP 5B     2011-07-05
[ 204 ]  
 
Liaison statement to Working Parties 4A, 4C and 7D - Frequency band study to support Line of Sight control and non-payload communications (CNPC) links for unmanned aircraft systems (UAS) within proposed new allocations in the 5 000-5 150 MHz and 15.4-15.5 GHz bands     WP 5B     2011-07-01
[ 203 ]  
 
Liaison statement to Working Parties 5B and 7D - Automotive radar in the 79 GHz band     WP 5A     2011-06-27
[ 202 ]  
 
Liaison statement to Working Parties 4A, 4C, 5B, 5C, 7B, 7C and 7D - On proposed revisions to Recommendation ITU-R M.1732     WP 5A     2011-06-27
[ 201 ]  
 
Liaison statement to relevant Working Parties of ITU-R Study Groups 4, 5, 6 and 7 - Status of studies in support of WRC-12 Agenda item 1.5     WP 5C     2011-06-24
[ 200 ]  
 
Liaison statement to Working Parties 7C and 7D - Coexistence between fixed service operating in 71-76 GHz, 81-86 GHz and 92-94 GHz bands and passive services     WP 5C     2011-06-23
[ 199 ]  
 
Liaison statement to ITU-R Working Parties 1A, 1B, 4A, 4C, 5A, 5B, 5D, 6A, 7B, 7C and 7D - Revisions of F-Series Recommendations on the interference criteria (Recommendations ITU-R F.758-4 and ITU-R F.1495-1)     WP 5C     2011-06-22
[ 198 ]  
 
Liaison statement to Working Parties 7C and 7D - Development of new ITU-R Recommendations on radio frequency arrangements for fixed service systems in frequency arrangements for fixed service systems in frequency ranges 40.5-43.5 GHz, 71-86 GHz and 92-95 GHz     WP 5C     2011-06-22
[ 197 ]  
 
Liaison statement to Working Parties 7C and 7D - Proposed modifications to preliminary draft revision of Report ITU-R F.2107-1 - Characteristics and applications of fixed wireless systems operating in frequency range between 57 GHz and 134 GHz     WP 5C     2011-06-22
[ 196 ]  
 
Liaison statement to ITU-R Working Parties 4C, 5A, 5B, 5C 6A and 7D (copy to ITU-R Working Party 3L and to ITU-T Study Groups 5 and 15 for information and/or action if any) - Developments on PLT systems     WP 1A     2011-06-10
[ 195 ]  
 
Liaison statement to Study Groups 4, 5, 6 and 7 and relevant Working Parties (copy to ITU-T Study Group 15) - Activities regarding the protection range calculation between inductive systems and radiocommunication services using frequencies below 30 MHz     WP 1A     2011-06-10
[ 194 ]  
 
Liaison statement to Study Groups 4, 5, 6 and 7 and relevant Working Parties - Protection of radiocommunication services using digital modulation against interference caused by radiation from industrial, scientific and medical (ISM) equipment     WP 1A     2011-06-10
[ 193 ]  
 
Liaison statement to Study Groups 4, 6 and 7 and Working Parties 5A, 5B, 5C and 5D on a database for the protection of radio services     SG 1     2011-06-08
[ 192 ]  
 
Liaison statement to Working Party 7D - Sharing studies related to WRC-12 Agenda item 1.25     WP 4C     2011-05-24
[ 191 ]  
 
Liaison statement to Working Party 1A (copy to relevant Working Parties of Study Groups 4, 5, 7 and copy to ITU-T Study Groups 9 and 15 for information) Further work on power line telecommunications     WP 6A     2011-05-20
[ 190 ]  
 
Liaison statement to Working Party 1A (copy to relevant Working Parties of Study Groups 4, 5, 7 and copy to ITU-T Study Groups 9 and 15 for information) - Further work on power line telecommunications     WP 6A     2011-05-20
[ 189 ]  
 
Progress of the studies requested by WRC Resolutions and Recommendations (except those related to WRC-12 Agenda items)     Chairman, SG 7     2011-05-16
[ 188 ]  
 
Note to Chairmen of Working Parties 1A, 1B, 3M, 4A, 4C, 5A, 5B, 5D, 6A, 7B, 7C and 7D - Consideration of draft revision of Recommendation ITU-R F.758-4     Chairman, WP 5C     2011-04-01
[ 187 ]  
 
Draft revision of Recommendation ITU-R RA.1417     Chairman, SG 7     2011-03-31
[ 186 ]  
 
ITU-R Study Group 1 Recommendation SM.1541-3 to be brought to the attention of Study Groups 4, 5, 6 and 7     BR Study Group Department     2011-02-07
[ 185 ]  
 
Response to Document 5/214 from the Chairman of Study Group 7 on consideration of the adoption of Recommendations and a Report by Study Group 5     Chairman, SG 5     2011-01-17
[ 184 ]  
 
This document has been withdrawn     WP 5C     2011-01-10
[ 183 ]  
 
Liaison statement to Working Party 7D - Development of a Handbook on propagation information for the prediction of interference and coordination distance     WP 3M     2010-12-08
[ 182 ]  
 
Liaison statement to Working Party 7D - Atmospheric absorption in the frequency range 1-350 THz     WP 3J     2010-12-08
[ 181 ]  
 
Liaison statement to Working Parties 1A, 1C, 4A, 5A, 5D, 7B and 7D - Spreadsheet implementation of the clear-air portion of Recommendation ITU-R P.452-14     WP 3M     2010-12-08
[ 180 ]  
(Rev.1) 
Liaison statement to ITU-R Working Party 7D on Recommendation ITU-R M.1452 and other potential issues of mutual concern to Working Party 5A and Working Party 7D     WP 5A     2010-11-25
[ 179 ]  
 
Liaison statement to Working Parties of ITU-R Study Groups 4, 6 and 7, as well as Working Parties 5A, 5B and 5D - Studies in support of WRC-12 Agenda item 1.5     WP 5C     2010-11-22
[ 178 ]  
 
Liaison statement to ITU-R Working Party 1A and its Rapporteur Group on PLT issues (copy to ITU-R Working Parties 3L, 4C, 5A, 5B, 6A and 7D and to ITU-T Study Groups 5 and 15) - Working Parties 5A, 5B and 5C comments relating to PLT systems     WPs 5A, 5B and 5C     2010-11-14
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