ITU-R R23-WP4A TD (2026-10-19)

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ITU-R R23-WP4A TD (2026-10-19)

ITU-R R23-WP4A	Max # of documents displayed/page:
Efficient Orbit/Spectrum Utilization for FSS and BSS

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

held in Switzerland [Geneva]

Results:49 total items.

Temporary Documents
	Number	Title	Source	AI/Question	Date
	[ 362 ]	Draft CPM text for WRC-27 agenda item 7, Topic D	WG 4A3	AI7	2026-10-29
	[ 361 ]	Draft CPM text for WRC-27 agenda item 7, Topic C	WG 4A3	AI7	2026-10-29
	[ 360 ]	Draft CPM text for WRC-27 agenda item 1.6	WG 4A3	AI1.6	2026-10-29
	[ 359 ]	Draft CPM text for WRC-27 agenda item 1.5	WG 4A3	AI1.5	2026-10-29
	[ 358 ]	Draft reply liaison statement to Working Party 4C - Handbook on Satellite Communications and Technologies	AH Group Sat Comm Tech Handbook		2026-10-29
	[ 357 ]	Draft work plan for the Handbook on satellite communications and technologies	AH Group Sat Comm Tech Handbook		2026-10-29
	[ 356 ]	Working document towards a draft new Handbook on satellite communications and technologies	AH Group Sat Comm Tech Handbook		2026-10-29
	[ 355 ]	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		2026-10-29
	[ 354 ]	Preliminary draft revision of Recommendation ITU-R S.673-2 - Terms and definitions relating to space radiocommunications	WG 4A2		2026-10-29
	[ 353 ]	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		2026-10-29
	[ 352 ]	Working document towards a preliminary draft revision of Report ITU-R BO.2029 - Broadcasting-satellite service earth station antenna pattern measurements and related analyses	WG 4A2		2026-10-29
	[ 351 ]	Elements towards submission of satellite system characteristics as per recommends 4 of Recommendation ITU-R S.1328	WG 4A2		2026-10-29
	[ 350 ]	Working document on WRC-27 agenda item 1.4	WG 4A2	AI1.4	2026-10-29
	[ 349 ]	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	2026-10-29
	[ 348 ]	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		2026-10-29
	[ 347 ]	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	2026-10-29
	[ 346 ]	Draft reply liaison statement to Working Party 7C - Request for input on FSS characteristics used in preliminary draft new Report ITU-R RS.[NGSO-18-GHz]	WG 4A3		2026-10-29
	[ 345 ]	Draft CPM text for WRC-27 agenda item 7, Topic E - Potential regulatory improvements related to the application of Radio Regulations No. 4.4 to frequency assignments to stations of space services	WG 4A3		2026-10-29
	[ 344 ]	Draft CPM text for WRC-27 agenda item 7, Topic B - New coordination arc	WG 4A3		2026-10-29
	[ 343 ]	Draft CPM text for WRC-27 agenda item 7, Topic A - Proposed modifications to Appendix 4	WG 4A3		2026-10-29
	[ 342 ]	Draft CPM text for WRC-27 agenda item 1.4	WG 4A2		2026-10-29
	[ 341 ]	Draft CPM text for WRC-27 agenda item 1.2	WG 4A2		2026-10-29
	[ 340 ]	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		2026-10-29
	[ 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
	[ 319 ]	Work plan of the Working Group of the Plenary on Resolution ITU-R 74	WG Plenary		2026-10-27
	[ 318 ]	Elements for a working document towards a preliminary draft [new Recommendation ITU-R S.[NGSO DEORBITING]] - [Guidance] on safe and efficient deorbit and/or disposal strategies and methodologies for non-GSO [space stations/systems] involved in radiocommunication services after the end of their life	WG Plenary		2026-10-27
	[ 317 ]	[Working document towards a] preliminary draft new ITU-R Handbook on best practices for the sustainable use of frequencies and associated non-geostationary-satellite orbits by space radiocommunication services	WG Plenary		2026-10-27
	[ 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:49 total items.

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