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Systèmes de radiocommunication spatiale

Resultats:315 documents
Résultats :  1 - 2 - 3 - 4 - 5 - 6 - 7  - Suivant Next
Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 315 ]  
 
Liaison statement to Working Party 5D (copy to Working Parties 5A, 4A, 6A and 7B for information) - Draft revisions of Recommendations ITU-R M.1580-3 and ITU-R 1581-3     WP 5B     2011-11-18
[ 314 ]  
 
Liaison statement to Working Parties 3M, 4A, 5A, 5B, 7B and 7C - Studies in support of WRC-12 Agenda item 1.20     WP 5C     2011-11-16
[ 313 ]  
 
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
[ 312 ]  
 
ITU-R Study Group 1 Recommendation to be brought to the attention of Study Groups 4, 5, 6 and 7     BR Study Group Department     2011-11-03
[ 311 ]  
 
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
[ 310 ]  
 
Liaison statement to Working Parties 7B and 4C and for information to Study Group 5     WP 3K     2011-10-26
[ 309 ]  
 
Liaison statement to ITU-R Working Party 7B - Draft revisions of Recommendations ITU-R M.1580-3 and ITU-R M.1581-3     WP 5D     2011-10-24
[ 308 ]  
+Ann.1-6 
Report of the September 2011 meeting of Working Party 7B with a view to its next meeting (September 2012) - (Geneva, 26-30 September 2011)     Chairman, WP 7B     2011-10-03
[ 307 ]  
 
Final List of Participants - Working Party 7B (Geneva, 26-30 September 2011)     Director, BR     2011-09-30
[ 306 ]  
 
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
[ 305 ]  
 
Liaison statement to Working Party 5D (copy to Working Parties 5A, 5B, 6A and 7B for information) - Draft revisions of Recommendations ITU-R M.1580-3 and ITU-R M.1581-3     WP 4A     2011-09-29
[ 304 ]  
 
Liaison statement to Working Party 7B - Preliminary draft new Recommendation on protection criteria and interference assessment methods for non-GSO inter-satellite links in the 23.183-23.377 GHz band with respect to the space research service     WP 4A     2011-09-29
[ 303 ]  
 
Liaison statement to Working Party 7B - Working document towards a preliminary draft new Report ITU-R SA.[SRS SHARING 37 GHz] on the sharing between FSS and SRS in the band 37.5-38 GHz     WP 4A     2011-09-29
[ 302 ]  
 
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
[ 301 ]  
 
Proposed amendments to Report ITU-R SA.2164 and additional works required for Agenda item 1.24 prior to WRC-12     Iran (Islamic Republic of)     2011-09-18
[ 300 ]  
 
List of documents issued     BR Study Group Department     2011-09-23
[ 299 ]  
 
Proposed modifications to the Handbook on space research communication     United States of America     2011-09-19
[ 298 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R SA.509     United States of America     2011-09-19
[ 297 ]  
 
Proposed revisions to working document toward a preliminary draft new Recommendation ITU-R SA.[EES/MET CHAR] - Characteristics to be used for assessing interference to systems operating in the Earth exploration-satellite and meteorological-satellite services, and for conducting sharing studies     United States of America   139-4/7, 141-4/7   2011-09-19
[ 296 ]  
 
Proposed revision to a working document towards a preliminary draft new Recommendation ITU-R SA.[EES/MET CHAR]     Russian Federation   139/7, 141/7   2011-09-16
[ 295 ]  
 
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
[ 294 ]  
 
WRC-12 Agenda items 4 and 8.1.2 - Amendments ot No. 5.462A based on Resolution 124 (Rev. WRC-2000)     France     2011-09-16
[ 293 ]  
 
Proposal of a preliminary draft new Recommendation ITU-R SA.[EES/METSAT USAGE 401-403 MHz] - Basic general partitioning and sharing conditions for the band 401-403 MHz for future long-term coordinated use of data collection systems on geostationary and non-geostationary METSAT and EESS systems     France     2011-09-16
[ 292 ]  
 
Proposed preliminary draft new Recommendation ITU-R SA.[EES/MET DCS PERF] - Data Collection Platforms performance objectives in the presence of interference in the band 401-403 MHz     France     2011-09-16
[ 291 ]  
 
Proposed revision of the working document toward a preliminary draft new Recommendation ITU-R SA.[EES/MET CHAR] - Characteristics to be used for assessing interference to systems operating in the Earth exploration-satellite and meteorological-satellite services and for conducting sharing studies     France   139/7, 141/7   2011-09-16
[ 290 ]  
 
Proposed modifications to the working document toward a PDNR ITU-R SA.[EES/MET CHAR]     EUMETSAT   141/7, 139/7   2011-09-14
[ 289 ]  
 
Additional studies for WRC-12 Agenda item 1.24 and related proposal to revise Report ITU-R SA.2164 in accordance with activities identified in the CPM Report     EUMETSAT   141/7, 139/7   2011-09-14
[ 288 ]  
 
Notification and recording of frequency assignments to space launchers     France     2011-09-14
[ 287 ]  
 
Report of RAG activities     Chairman, SG 7     2011-09-05
[ 286 ]  
 
Preliminary draft new Recommendation ITU-R SA.[EES/MET METH] - Methodology for determining protection criteria for MetSat and EESS services     United States of America     2011-08-30
[ 285 ]  
 
Separation distances for AES and SRS Earth stations in the bands 7 145- 7 235 MHz and 8 400-8 500 MHz using IF-77     United States of America     2011-08-30
[ 284 ]  
 
Liaison statement to WP 3M - Use of the IF-77 program in calculating separation distances for AES and SRS earth stations     United States of America     2011-08-30
[ 283 ]  
 
Draft new Question ITU-R XXX/7 - Characteristics and spectrum requirements of nanosatellites, picosatellites and systems composed of such satellites     United States of America     2011-08-11
[ 282 ]  
 
Preliminary draft revision of Recommendation ITU-R SA.1414     United States of America     2011-08-11
[ 281 ]  
 
ITU-R Study Group 5 Recommendation ITU-R F.1107-2 - Probabilistic analysis for assessing interference into the fixed service from satellites using the geostationary orbit     BR Study Group Department     2011-08-09
[ 280 ]  
 
Questions assigned to Radiocommunication Study Group 7 - Science services     Chairman, SG 7     2011-07-28
[ 279 ]  
 
Liaison statement to ITU-R Working Party 4A, Working Party 5A, Working Party 5B, Working Party 6A, Working Party 7B for information only - Draft revisions of Recommendations ITU-R M.1580-3 and ITU-R M.1581-3     WP 5D     2011-07-26
[ 278 ]  
 
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
[ 277 ]  
 
Liaison statement to Working Parties 3M, 4A, 5A, 5B, 7B and 7C - Status of studies in support of WRC-12 Agenda item 1.20     WP 5C     2011-06-24
[ 276 ]  
 
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
[ 275 ]  
 
Liaison statement to Working Party 7B - Development of Recommendations ITU-R SA.1275-3 and ITU-R SA.1276-3     WP 5C     2011-06-23
[ 274 ]  
 
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
[ 273 ]  
 
Liaison statement to Study Groups 4, 5, 6 and 7 and relegvant 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
[ 272 ]  
 
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
[ 271 ]  
 
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
[ 270 ]  
 
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
[ 269 ]  
 
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
[ 268 ]  
 
Progress of the studies requested by WRC Resolutions and Recommendations (except those related to WRC-12 Agenda items)     Chairman, SG 7     2011-05-16
[ 267 ]  
 
Initial review of ITU-R Resolutions of specific concern to the scope of Study Group 7     Chairman, SG 7     2011-05-16
[ 266 ]  
 
Liaison statement to Working Parties 4A, 5A, 5C, 7B and 7C (copied to Working party 3M for information) - Sharing studies related to WRC-12 Agenda item 1.25     WP 4C     2011-05-04
Resultats:315 documents
Résultats :  1 - 2 - 3 - 4 - 5 - 6 - 7  - Suivant Next
 
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