UIT-R R23-WP4A Documents de réunions

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UIT-R R23-WP4A Documents de réunions

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Numéro	Date	Source	Titre			Questions
	Numéro		Mise à disposition	Taille

[ 830 ]	2025-11-07	Chair, WP 4A	Report on the fifty-seventh meeting of Working Party 4A (Geneva, 27 October - 6 November 2025)			N/A
	[ 830 ] Annex 58 - English - Word		2025-11-25 [14:00]	968'976 octets
	[ 830 ] Annex 35 - English - Word		2025-11-25 [13:57]	216'912 octets	Elements for a 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
	[ 830 ] Annex 32 - English - Word		2025-11-25 [13:23]	127'423 octets	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
	[ 830 ] Annex 5 - Part 6 - English - Excel 2007		2025-11-25 [11:44]	39'043 octets	Aggregate RLS studies
	[ 830 ] Annex 5 - Part 5 - English - Word		2025-11-25 [11:43]	46'236 octets	Technical discussions
	[ 830 ] Annex 5 - Part 4 - English - Word		2025-11-25 [11:42]	21'587'091 octets	Annex 4 - Sharing and compatibility study of FSS systems with SRS operating in the 13.75-14 GHz frequency range
	[ 830 ] Annex 5 - Part 3 - English - Word		2025-11-25 [11:41]	3'052'248 octets	Annex 3 - Sharing and compatibility study of aggregated earth station interference from all FSS GSO networks and non-GSO systems with RLS operating in the 13.75-14 GHz frequency range
	[ 830 ] Annex 5 - Part 2 - English - Word		2025-11-25 [11:39]	43'836'490 octets	Annex 2 - Aggregated [GSO FSS] earth station interference for sharing and compatibility study []with RLS operating in the 13.75-14 GHz frequency range
	[ 830 ] Annex 5 - Part 1 - English - Word		2025-11-25 [11:38]	12'835'515 octets	Annex 1 - Single FSS Earth station interferer with RLS operating in the 13.75-14 GHz frequency range
	[ 830 ] Annex 15 - Part 7 - English - Word		2025-11-25 [11:23]	63'733 octets	Annex 7 - Concept of reserve capacity
	[ 830 ] Annex 15 - Part 6 - English - Word		2025-11-25 [11:23]	10'472'500 octets	Annex 6 - Measurement campaign of interference to GSO earth stations from non-GSO systems
	[ 830 ] Annex 15 - Part 5 - English - Word		2025-11-25 [11:22]	385'356 octets	Annex 5 - [Technical studies for the protection of GSO / Technical elements to derive epfd limits]
	[ 830 ] Annex 15 - Part 4 - English - Word		2025-11-25 [11:22]	92'695 octets	Annex 4 - Questions to be answered to complete technical studies on epfd limits in RR Article 22
	[ 830 ] Annex 15 - Part 3 - English - Word		2025-11-25 [11:21]	3'948'895 octets	Annex 3 - Overview of the epfd limits in RR Article 22
	[ 830 ] Annex 15 - Part 2 - English - Word		2025-11-25 [11:20]	18'704'390 octets	Annex 2 - Overview of studies
	[ 830 ] Annex 15 - Part 1 - English - Word		2025-11-25 [11:19]	1'990'999 octets	Annex 1 - Comparison between satellite parameters retained to conduct technical studies on the epfd limits in Article 22 in 1997-2000 and current state of the art
	[ 830 ] Annex 25 - English - Word		2025-11-25 [10:57]	1'215'581 octets	Working document towards a preliminary draft revision of Recommendation ITU-R S.1526-1 - Methodology to assess the interference environment in relation to Nos. 9.12, 9.12A and 9.13 of the Radio Regulations when non-geostationary-satellite orbit fixed-satellite service systems are involved
	[ 830 ] Annex 57 - English - Word		2025-11-25 [10:55]	8'279'175 octets	Working document towards a preliminary draft ITU-R Handbook on Best practices for the sustainable use of frequencies and associated non-GSO orbits by space radiocommunication services
	[ 830 ] Annex 21 - English - Word		2025-11-25 [10:38]	23'835'249 octets	Supporting material in relation to possible revision of Recommendations ITU-R S.1428 and ITU-R BO.1443, where appropriate and applicable
	[ 830 ] Annex 22 - English - Word		2025-11-24 [16:57]	65'094 octets	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
	[ 830 ] Annex 29 - English - Word		2025-11-24 [16:40]	124'742 octets	Working document towards a preliminary draft new revision of Recommendation ITU-R S.2157 - Procedures for the evaluation of interference from any non-geostationary-satellite system into a global set of the generic geostationary-satellite reference links in the frequency bands 37.5-39.5 GHz (space-to-Earth), 39.5-42.5 GHz (space-to-Earth), 47.2-50.2 GHz (Earth-to-space) and 50.4-51.4 GHz (Earth-to-space)
	[ 830 ] Annex 23 - English - Word		2025-11-24 [16:37]	112'006 octets	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
	[ 830 ] Annex 30 - Part 2 - English - Excel 2007		2025-11-24 [15:44]	2'094'291 octets
	[ 830 ] Annex 30 - Part 1 - English - Excel 2007		2025-11-24 [15:43]	1'343'658 octets
	[ 830 ] Annex 59 - English - Word		2025-11-24 [15:29]	38'058 octets	Work plan of the Working Group of the Plenary on Resolution ITU-R 74
	[ 830 ] Annex 28 - English - Word		2025-11-24 [15:11]	218'737 octets	Working document on ACM performance objectives
	[ 830 ] Annex 30 - English - Word		2025-11-24 [15:04]	4'468'178 octets	Preliminary 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
	[ 830 ] Annex 56 - English - Word		2025-11-24 [14:34]	34'127 octets	Draft work plan for the Handbook on Satellite Communications and Technologies
	[ 830 ] Annex 27 - English - Word		2025-11-24 [14:19]	1'543'459 octets	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
	[ 830 ] Annex 26 - English - Word		2025-11-24 [12:21]	65'497 octets	Working document towards a preliminary draft new Report ITU-R S.[INTERFERENCE-NGSO-NGSO/GSO]
	[ 830 ] Annex 24 - English - Word		2025-11-24 [11:51]	34'764 octets	Detailed work plan for a revision to Recommendation ITU-R S.1503
	[ 830 ] Annex 17 - English - Word		2025-11-24 [11:31]	102'213 octets	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 at Consultation Meeting Based on Operational Parameters) as required under Resolution 76 (Rev.WRC-23)
	[ 830 ] Annex 18 - English - Word		2025-11-24 [11:24]	50'154 octets	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)
	[ 830 ] Annex 19 - English - Word		2025-11-24 [11:11]	60'407 octets	Working document 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 non-geostationary fixed satellite service systems in circular orbits or geostationary-satellite orbit fixed satellite service networks
	[ 830 ] Annex 15 - English - Word		2025-11-21 [17:35]	381'611 octets	Technical studies in response to WRC-23 minutes on Article 22 epfd limits [without any regulatory consequences [for information]]
	[ 830 ] Annex 16 - English - Word		2025-11-21 [16:55]	73'088 octets	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
	[ 830 ] Annex 14 - English - Word		2025-11-21 [16:27]	50'193 octets	Draft revisions to WRC-27 agenda item 7 draft work plan
	[ 830 ] Annex 8 - English - Word		2025-11-21 [16:20]	233'882 octets	Working document towards draft CPM text for WRC-27 agenda item 1.4
	[ 830 ] Annex 2 - English - Word		2025-11-20 [11:50]	18'445'009 octets	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
	[ 830 ] Annex 3 - English - Word		2025-11-20 [10:36]	56'388 octets	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
	[ 830 ] Annex 10 - English - Word		2025-11-20 [09:28]	44'544 octets	Draft work plan for WRC-27 agenda item 1.4
	[ 830 ] Annex 9 - English - Word		2025-11-14 [10:56]	2'704'334 octets	Working document on WRC-27 agenda item 1.4
	[ 830 ] Annex 12 - English - Word		2025-11-13 [08:46]	41'400 octets	Information on non-GSO FSS and MSS satellite systems as support for WRC-27 agenda item 1.5
	[ 830 ] Annex 55 - Part 17 - English - Word		2025-11-12 [10:03]	57'455 octets	Annex A - List of abbrevations and Annex B - List of references
	[ 830 ] Annex 55 - Part 16 - English - Word		2025-11-12 [10:02]	62'026 octets	International Cooperation in Satellite Communications
	[ 830 ] Annex 55 - Part 15 - English - Word		2025-11-12 [10:02]	106'242 octets	Space Debris Mitigation
	[ 830 ] Annex 55 - Part 14 - English - Word		2025-11-12 [10:01]	274'279 octets	The Space Environment
	[ 830 ] Annex 55 - Part 13 - English - Word		2025-11-12 [10:01]	58'177 octets	Communication Satellite Reliability
	[ 830 ] Annex 55 - Part 12 - English - Word		2025-11-12 [10:00]	779'822 octets	Communication Satellite Link Performance
	[ 830 ] Annex 55 - Part 11 - English - Word		2025-11-12 [09:59]	6'012'824 octets	Launch Vehicles
Résultats: 112 documents Result Page: 1 - 2 - 3 - Suivant

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