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  Home : ITU-R : R23-WP4A : Meeting 2026-10-19 : Temporary Documents  Recently posted -  Search Meeting Documents
   
ITU-R R23-WP4A  TD (2026-10-19) 

ITU-R R23-WP4A

Efficient Orbit/Spectrum Utilization for FSS and BSS

Meeting  from 2026-10-19 to 2026-10-29

held in Switzerland [Geneva]

Results:23 total items.
Temporary Documents  [ Source: WG 4A1 ]   Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 339 ]  
 
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     2026-10-28
[ 338 ]  
 
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     2026-10-28
[ 337 ]  
 
Compilation of elements regarding improvements of Recommendation ITU-R S.2157     WG 4A1     2026-10-28
[ 336 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1529 - Analytical method for determining the statistics of interference between non geostationary satellite orbit fixed-satellite service systems and other non geostationary satellite orbit fixed satellite service systems or geostationary satellite orbit fixed satellite service networks     WG 4A1     2026-10-28
[ 335 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1715 - Guidelines developed in response to the studies requested in Resolution 140 (WRC 03)     WG 4A1     2026-10-28
[ 334 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R S.1526-1     WG 4A1     2026-10-28
[ 333 ]  
 
Working document towards a preliminary draft new Recommendation ITU-R S.[NON-GSO-MODELLING] - Modelling and simulation of non-GSO FSS systems for use in sharing and compatibility studies     WG 4A1     2026-10-28
[ 332 ]  
 
Detailed work plan for a revision to Recommendation ITU-R S.1503     WG 4A1     2026-10-28
[ 331 ]  
 
Clarifications and editorials to Recommendation ITU-R S.1503-4 - 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 Article 22 of the Radio Regulations     WG 4A1     2026-10-28
[ 330 ]  
 
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     2026-10-28
[ 329 ]  
 
Element to 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     2026-10-28
[ 328 ]  
 
Supporting material in relation to possible revision of Recommendations ITU-R S.1428 and ITU-R BO.1443, where appropriate and applicable     WG 4A1     2026-10-28
[ 327 ]  
 
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     2026-10-28
[ 326 ]  
 
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     2026-10-28
[ 325 ]  
 
Resolution 76 (Rev.WRC-23) framework for the development of Stages 1 and 2     WG 4A1     2026-10-28
[ 324 ]  
 
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     2026-10-28
[ 323 ]  
 
Updates to working documents towards a preliminary draft revision of Recommendation ITU-R S.1325 - Simulation methodologies for determining statistics of short term interference between co frequency, codirectional non-geostationary-satellite orbit fixed-satellite service systems in circular orbits and other ...     WG 4A1     2026-10-28
[ 322 ]  
 
First 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     2026-10-28
[ 321 ]  
 
Technical studies in response to WRC-23 minutes on RR Article 22 EPFD limits     WG 4A1     2026-10-28
[ 320 ]  
 
Draft liaison statement to Working Party 3M (copy for information to Working Party 3J) on the correlation of rain attenuation between multiple space-to-Earth paths     WG 4A1     2026-10-28
[ 316 ]  
 
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 GHz and 275 GHz are involved     WG 4A1     2026-10-23
[ 315 ]  
 
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   AI1.3   2026-10-23
[ 314 ]  
 
Draft CPM text for WRC-27 agenda item 1.3     WG 4A1   AI1.3   2026-10-23
Results:23 total items.
 
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