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[343]� Report on the fifty-fifth meeting of Working Party 4A (Geneva, 21-31 October 2024)

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65966 octetos 2024-11-29 [343]�Annex 47- Working document towards a preliminary draft new Report - Maximum permissible levels of off-axis e.i.r.p. density from non-axially symmetric or active phased array earth station antennas transmitting to geostationary-satellite orbit networks operating in the fixed-satellite service in the 27.5-30 GHz frequency band

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2081137 octetos 2024-11-29 [343]�Annex 46 - Part 2

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1378295 octetos 2024-11-29 [343]�Annex 46 - Part 1

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5027878 octetos 2024-11-29 [343]�Annex 46- Preliminary draft new Recommendation ITU-R S.[RES 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

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48442 octetos 2024-11-18 [343]�Annex 45- Note from the Chair of Working Party 4A to the Chair of CPM-27 (Copy to the Chairs of Study Groups 4, 7 and Working Party 7C) - WRC-27 agenda item 1.19

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36447 octetos 2024-11-18 [343]�Annex 44- Note from the Chair of Working Party 4A to the Chair of CPM-27 (copy to the Chairs of Study Groups 4, 5 and Working Party 5D) - WRC-27 agenda item 1.7

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37197 octetos 2024-11-18 [343]�Annex 43- Document on contributions and proposals by ATU and African administrations

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41891 octetos 2024-11-29 [343]�Annex 42- List of requests to the Bureau

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2486376 octetos 2024-11-18 [343]�Annex 41- Working document towards preliminary draft new Report ITU-R S.[FUSELAGE ATTENUATION] - Simulation results of fuselage attenuation for Aeronautical Earth Stations In Motion (A-ESIM) in the 27.5-29.5 GHz band

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123393 octetos 2024-11-20 [343]�Annex 40- Draft reply liaison statement to Working Party 5D - Relevant technical information to support studies under WRC-27 agenda item 1.7

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104026 octetos 2024-11-18 [343]�Annex 39- Draft reply liaison statement to Working Party 7C - Technical and operational characteristics of FSS systems for sharing and compatibility studies on WRC-27 agenda item 1.19

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419688 octetos 2024-11-18 [343]�Annex 38- Working document towards a preliminary draft new revision of Recommendation ITU-R S.1586 - Calculation of unwanted emission levels produced by a non geostationary fixed-satellite service system at radio astronomy sites

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88429 octetos 2024-11-18 [343]�Annex 37- Working document towards a preliminary draft new revision of Recommendation ITU-R BO.1504 - Effective utilization of spectrum assigned to the broadcasting satellite service (sound)

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3092739 octetos 2024-11-18 [343]�Annex 36- Working document towards a preliminary draft revision to Report ITU-R BO.2029 - Broadcasting-satellite service earth station antenna pattern measurements and related analyses

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339856 octetos 2024-11-18 [343]�Annex 35- Working document towards a preliminary draft new Recommendation - Maximum allowable aggregate interference levels from time-variant sources from other services into fixed-satellite service links

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199066 octetos 2024-11-18 [343]�Annex 34- Supporting materials for working document towards a preliminary draft new Recommendation ITU-R S.[NGSO-MODELLING]

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1241333 octetos 2024-11-18 [343]�Annex 33- Working document towards a preliminary draft new Recommendation ITU-R S.[NON-GSO-MODELLING]

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6240913 octetos 2024-11-18 [343]�Annex 32- Working document towards a preliminary draft new Report ITU-R S.[INTERFERENCE-NGSO-NGSO/GSO-STUDIES]

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73083 octetos 2024-11-18 [343]�Annex 31- Working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO-GSO] -

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78481 octetos 2024-11-18 [343]�Annex 30- Working document towards a preliminary draft new Recommendation ITU-R S.[INTERFERENCE-NGSO-NGSO] - Methodology to assess average degradation in throughput and increase in unavailability for a non-geostationary system, due to the interference caused by another non-geostationary system operating co-frequency

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43614 octetos 2024-11-18 [343]�Annex 29- Detailed work plan for a revision to Recommendation ITU-R S.1503 in the period 2024-2025

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323705 octetos 2024-11-18 [343]�Annex 28- Working document containing technical work relating to the GSO ES gain patterns used by Recommendation ITU-R S.1503

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7817808 octetos 2024-11-20 [343]�Annex 27- 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

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905841 octetos 2024-11-18 [343]�Annex 26- Working document towards a preliminary draft revision of Recommendation ITU-R S.1529

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722687 octetos 2024-11-18 [343]�Annex 25- 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

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6563922 octetos 2024-11-18 [343]�Annex 24- Editorial clarifications 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

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37087 octetos 2024-11-18 [343]�Annex 23- Resolution 76 (Rev.WRC-23) Methodology - Key challenges for discussion

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1170951 octetos 2024-11-18 [343]�Annex 22- Working document towards a preliminary draft new Recommendation ITU-R S.[EXCEEDANCE EPFD KA KU] - Examples of Technical procedures for addressing any exceedance of aggregate equivalent power flux-density into geostationary satellite networks in the fixed-satellite service from multiple non-geostationary satellite systems in the Ku and Ka frequency bands in the frequency bands covered by Resolution 76 (WRC-23)

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582402 octetos 2024-11-18 [343]�Annex 21- Proposed updates to working document towards a preliminary draft new Recommendation ITU-R S.[AGGREGATE EPFD KA KU]

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21406761 octetos 2024-11-19 [343]�Annex 20- Outcome of the SWG 4A1B work on technical studies [for information] in response to WRC-23 minutes on Article 22 epfd limits without any regulatory consequences

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34546 octetos 2024-11-15 [343]�Annex 19- Draft work plan for the Handbook on Satellite Communications and Technologies

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38023 octetos 2024-11-15 [343]�Annex 18- Draft Table of Contents for the Handbook on Satellite Communications and Technologies

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2800578 octetos 2024-11-07 [343]�Annex 17- Elements for the a preliminary draft Handbook on best practices for the sustainable use of frequencies and associated non-GSO orbits by space radiocommunication services

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49473 octetos 2024-11-07 [343]�Annex 16- Working document towards a preliminary draft Handbook on best practices for the sustainable use of frequencies and associated non-GSO orbits by space radiocommunication services

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55443 octetos 2024-12-18 [343]�Annex 15 - Revision 1- Elements of a document towards transparency measures and improvements to the application of RR No. 4.4 to satellite services

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34501 octetos 2024-11-15 [343]�Annex 14- Draft work plan for WRC-27 agenda item 7

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710479 octetos 2024-11-15 [343]�Annex 13- Elements for a working document on WRC-27 agenda item 1.6

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294803 octetos 2024-11-15 [343]�Annex 12- Elements of working document towards draft CPM text for WRC-27 agenda item 1.5

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422014 octetos 2024-11-15 [343]�Annex 11- Elements towards a working document on WRC-27 agenda item 1.5 - Consideration of regulatory measures, and implementability thereof, to limit the unauthorized operations of non-geostationary-satellite orbit earth stations in the fixed-satellite and mobile-satellite services and associated issues related to the service area of non-geostationary-satellite orbit satellite systems in the fixed-satellite and mobile-satellite services, in accordance with Resolution 14 (WRC 23)

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38411 octetos 2024-11-15 [343]�Annex 10- Draft work plan for WRC-27 agenda item 1.4

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101658 octetos 2024-11-08 [343]�Annex 9- Elements for a working document towards draft CPM text for WRC-27 agenda item 1.4

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236363 octetos 2024-11-08 [343]�Annex 8- Elements of working document on WRC-27 agenda item 1.4

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35615 octetos 2024-11-15 [343]�Annex 7- Draft work plan for WRC-27 agenda item 1.3

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43065 octetos 2024-11-15 [343]�Annex 6- Working document towards draft CPM text for WRC-27 agenda item 1.3

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545817 octetos 2024-11-15 [343]�Annex 5- Elements of 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)

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34244 octetos 2024-11-15 [343]�Annex 4- Working document towards draft CPM text for WRC-27 agenda item 1.2

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11093719 octetos 2024-11-18 [343]�Annex 3- 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)

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52611 octetos 2024-11-15 [343]�Annex 2- Elements on a working document related to the operation and functionalities of NCMC for ESIMS - The functionalities and implementation of a network control and monitoring center for Earth stations in motion

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1210626 octetos 2024-11-15 [343]�Annex 1- Elements towards a working document on/working document towards preliminary draft new ITU-R Report - 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

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202979 octetos 2025-01-08 [343]�Revision 1- Report on the meeting of Working Party 4A

Documento :

UIT-R�R23-WP4A� Contribuci�n� 343

T�tulo :

Report on the fifty-fifth meeting of Working Party 4A (Geneva, 21-31 October 2024)

Recibido en :

2024-11-01

Origen :

Chair, WP 4A

Disponibilidad :

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