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ITU-R R23-WP4A  TD (2026-05-04) 

ITU-R R23-WP4A

Efficient Orbit/Spectrum Utilization for FSS and BSS

Meeting  from 2026-05-04 to 2026-05-14

held in Switzerland [Geneva]
Results:58 total items.
Result page:  1 - 2  - Next Next
Temporary Documents  Documents / Contributions
 
Number 
Title Source AI/Question
 		Date
[ 309 ]  
  		Request for information to BR (To be annexed to Chair' Report)     WG 4A2     2026-05-14
[ 308 ]  
  		Note to the Director regarding orbital tolerances for satellite systems not subject to Resolution 8 (WRC-23)     WG 4A3     2026-05-14
[ 307 ]  
  		Working document towards draft CPM text for wrc-27 agenda item 7 [TOPIC] - Potential Regulatory Improvements Related to the Application of RR No. 4.4 to Stations of Space Services     WG 4A3     2026-05-14
[ 306 ]  
  		Working document towards draft CPM text for WRC-27 agenda item 7 [TOPIC] - Revision of Resolution 553 (Rev.WRC-23)     WG 4A3   AI7   2026-05-14
[ 305 ]  
  		Working document towards draft CPM text for WRC-27 agenda item 7 [TOPIC] - Revision of Resolution 170 (Rev.WRC-23)     WG 4A3   AI7   2026-05-14
[ 304 ]  
  		Working document towards draft CPM text for WRC-27 agenda item 7 [TOPIC] - New Coordination Arc     WG 4A3   AI7   2026-05-14
[ 303 ]  
  		Working document towards draft CPM text for WRC-27 agenda item 7 [TOPIC] - Proposed Modifications to Appendix 4     WG 4A3   AI7   2026-05-14
[ 302 ]  
  		Working document towards draft CPM text on WRC-27 agenda item 1.6     WG 4A3   AI1.6   2026-05-14
[ 301 ]  
  		Draft liaison statement to Working Parties 1B and 4C - WRC-27 agenda item 1.5     WG 4A3   AI1.5   2026-05-14
[ 300 ]  
  		Three examples submitted to ITU-R on how to identify and deactivate unauthorized FSS and MSS uplink transmissions from Earth stations/terminals     WG 4A3     2026-05-14
[ 299 ]  
  		Document relating to DRAFT CPM text for WRC-27 agenda item 1.5     WG 4A3   AI1.5   2026-05-14
[ 298 ]  
  		Working document toward preliminary draft new Report on FPA/ESA terminal qualification & test requirements     WG 4A2     2026-05-14
[ 297 ]  
  		Working document toward preliminary draft new Report on FPA/ESA background information     WG 4A2     2026-05-14
[ 296 ]  
  		Working document towards a preliminary draft new Report ITU-R S.[IOS SPEC NEEDS] - Spectrum needs and operational description of in-orbit servicing (IOS) to support their safe operation     WG 4A2     2026-05-14
[ 295 ]  
  		Elements towards submission of satellite system characteristics as per recommends 4 of Recommendation ITU-R S.1328 - Satellite system characteristics to be considered in frequency sharing analyses within the fixed-satellite service     WG 4A2d     2026-05-14
[ 294 ]  
  		Preliminary draft revision of Recommendation ITU-R S.673-2     WG 4A2     2026-05-14
[ 293 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1528 - Satellite antenna radiation patterns for non-geostationary orbit satellite antennas operating in the fixed-satellite service below 30 GHz     WG 4A2     2026-05-14
[ 292 ]  
  		Draft revision of Recommendation ITU-R S.1528 - Satellite antenna radiation patterns for non-geostationary orbit satellite antennas operating in the fixed-satellite service below 30 GHz     WG 4A2     2026-05-14
[ 291 ]  
  		Draft reply liaison statement to Working Party 7D on WRC-27 agenda item 1.18 - Technical information to support studies under WRC-27 agenda item 1.18 relating to FSS characteristics in certain frequency bands     WG 4A2     2026-05-14
[ 290 ]  
  		[Draft] reply liaison statement to Working Parties 5A, 5B, 5C and 7C - WRC-27 agenda item 1.4     WG 4A2   AI1.4   2026-05-14
[ 289 ]  
  		Draft work plan for WRC-27 agenda item 1.4     WG 4A2   AI1.4   2026-05-14
[ 288 ]  
  		Working document on WRC-27 agenda item 1.4     WG 4A2   AI1.4   2026-05-14
[ 287 ]  
  		Working document towards draft CPM text for WRC-27 agenda item 1.4     WG 4A2   AI1.4   2026-05-14
[ 286 ]  
+Ann.1-8  		Working document on WRC-27 agenda item 1.2 - Operational and technical limitations for FSS earth stations in the frequency band 13.75-14 GHz (Earth-to-space)     WG 4A2   AI1.2   2026-05-14
[ 285 ]  
  		Parameters table for comparison (WRC-27 agenda Item 1.2)     WG 4A2   AI1.2   2026-05-14
[ 284 ]  
  		Working document towards draft CPM text for WRC-27 agenda item 1.2     WG 4A2   AI1.2   2026-05-14
[ 283 ]  
  		Working document related to a preliminary draft new Recommendation ITU-R S.[ESIM-NCMC] - The functionalities and implementation of a network control and monitoring centre for earth stations in motion     WG 4A2     2026-05-14
[ 282 ]  
  		Supporting material for draft CPM text on WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service     WG 4A2   AI1.1   2026-05-14
[ 281 ]  
  		Working document towards draft CPM text on WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service     WG 4A1   AI1.1   2026-05-14
[ 280 ]  
  		Note to the Director, Radiocommunication Bureau - Possible improvements of Recommendation ITU-R S.1503-4 and points for clarification regarding Recommendation ITU-R S.2157     WG 4A1     2026-05-14
[ 279 ]  
  		Working document towards a preliminary draft new Recommendation ITU-R S.[RESOLUTION 769] - Methodology for evaluating the aggregate unavailability increase and throughput degradation of geostationary satellite networks in the fixed-satellite service from multiple non-geostationary satellite systems in the Q/V frequency bands in the frequency bands covered by Resolution 769 (WRC-19)     WG 4A1     2026-05-14
[ 278 ]  
  		Working document towards preliminary draft new Recommendation ITU-R S.[RES 769 SUP LINKS] - Methodology to validate supplemental link for the protection of geostationary networks from the aggregate interference produced by non-geostationary FSS systems in the Q/V band ranges     WG 4A1     2026-05-14
[ 277 ]  
  		Draft new Recommendation ITU-R S.[RESOLUTION 770] - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks in Q/V band with criteria contained in No. 22.5L of the Radio Regulations     WG 4A1     2026-05-14
[ 276 ]  
  		Compilation of elements regarding improvements of ITU-R S.2157     WG 4A1     2026-05-14
[ 275 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1529     WG 4A1     2026-05-14
[ 274 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1715     WG 4A1     2026-05-14
[ 273 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1526-1     WG 4A1     2026-05-14
[ 272 ]  
  		Working document towards a preliminary draft new Recommendation ITU-R S.[NON-GSO-MODELLING]     WG 4A1     2026-05-14
[ 271 ]  
  		Preliminary draft new Report ITU-R S.[INTERFERENCE-NGSO-NGSO/GSO] - Examples of methodologies to assess interference levels during coordination when non-geostationary FSS satellite systems for frequency ranges between 10.7 and 52.4 GHz are involved     WG 4A1     2026-05-14
[ 270 ]  
  		Detailed work plan for a revision to Recommendation ITU-R S.1503     WG 4A1     2026-05-14
[ 269 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R BO.1443-3 - Reference BSS earth station antenna patterns for use in interference assessment involving non-GSO satellites in frequency bands covered by RR Appendix 30     WG 4A1     2026-05-14
[ 268 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1428-1 - Reference FSS earth-station radiation patterns for use in interference assessment involving non-GSO satellites in frequency bands between 10.7 GHz and 30 GHz     WG 4A1     2026-05-14
[ 267 ]  
  		Supporting material in relation to possible revision of Recommendations ITU-R S.1428 and ITU-R BO.1443, where appropriate and applicable     WG 4A1     2026-05-14
[ 266 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1503 - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks with limits contained in RR Article 22 of the Radio Regulations     WG 4A1     2026-05-14
[ 265 ]  
  		Working document towards a preliminary draft revision of Recommendation ITU-R S.1325 - Simulation methodologies for determining statistics of short term fixed-satellite service systems in circular orbits... non-geostationary fixed satellite service systems in circular orbits or geostationary-satellite orbit fixed satellite service networks     WG 4A1     2026-05-14
[ 264 ]  
  		1ST consultation meeting draft Terms of Reference - Text elements for the Chair's Report on the development of Terms of Reference for the first Consultation Meeting as required under Resolution 76 (Rev.WRC-23)     WG 4A1     2026-05-14
[ 263 ]  
  		Stage 2 process (Resolution 76 (REV.WRC-23)) - Text elements for the Chair's Report on the development of the Stage 2 Process (Detailed Analysis prior to Consultation Meeting Based on Operational Parameters) as required under Resolution 76 (Rev.WRC-23)     WG 4A1     2026-05-14
[ 262 ]  
  		Stage 1 process (Resolution 76 (Rev.WRC-23)) - Text elements for the Chair's Report on the development of the Stage 1 Process (Consultation Meeting Trigger) as required under Resolution 76 (Rev.WRC-23)     WG 4A1     2026-05-14
[ 261 ]  
  		Technical studies in response to WRC-23 minutes on Article 22 EPFD limits     WG 4A1     2026-05-14
[ 260 ]  
  		Working document relating to WRC-27 agenda item 1.3 - Studies relating to the use of the frequency band 51.4-52.4 GHz to enable its use by gateway earth stations transmitting to non-geostationary-satellite orbit systems in the fixed-satellite service (Earth-to-space)     WG 4A1     2026-05-14
Results:58 total items.
Result page:  1 - 2  - Next Next
 
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