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39306 octets |
2025-06-05 |
[567] Annex 52- Date of beginning of the works related to non-WRC topics discussed under the purview of Working Group 4A1 |
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32626 octets |
2025-06-05 |
[567] Annex 51- Note from the Chair of Working Party 4A to the Director of the Radiocommunication Bureau |
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72326 octets |
2025-06-05 |
[567] Annex 50- Draft reply liaison statement to Working Party 7D on WRC-27 agenda item 1.16 - Technical information to support studies under WRC-27 agenda item 1.16 |
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90119 octets |
2025-06-05 |
[567] Annex 49- 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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111313 octets |
2025-06-05 |
[567] Annex 48- Working document towards a preliminary draft new 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 |
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28455525 octets |
2025-06-05 |
[567] Annex 47- 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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339126 octets |
2025-06-05 |
[567] Annex 46- 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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59082 octets |
2025-06-05 |
[567] Annex 45- Working document towards a preliminary draft revision of Recommendation ITU-R BO.1900 - Reference receive earth station antenna pattern for the broadcasting-satellite service in the band 21.4-22 GHz in Regions 1 and 3 |
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38474 octets |
2025-06-05 |
[567] Annex 44- 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 |
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44525 octets |
2025-06-05 |
[567] Annex 43- Working document towards a preliminary draft new Report ITU-R S.[INTERFERENCE-NGSO-NGSO/GSO] |
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1345999 octets |
2025-06-05 |
[567] Annex 42- 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 |
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38543 octets |
2025-06-05 |
[567] Annex 41- Some elements relating to working document towards a preliminary draft new Recommendation ITU-R S.[NON-GSO-MODELLING] |
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911847 octets |
2025-06-05 |
[567] Annex 40- 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 |
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957882 octets |
2025-06-05 |
[567] Annex 39- Elements relating to working document towards a preliminary draft revision of Recommendation ITU-R S.1526-1 |
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41968 octets |
2025-06-05 |
[567] Annex 38- Detailed work plan for a revision to Recommendation ITU-R S.1503 in the period 2024-2025 |
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494582 octets |
2025-06-05 |
[567] Annex 37- Working document containing technical work relating to the GSO es gain patterns used by Recommendation ITU-R S.1503 |
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8778882 octets |
2025-06-04 |
[567] Annex 36- 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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3187195 octets |
2025-06-04 |
[567] Annex 35- 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 |
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38845 octets |
2025-06-04 |
[567] Annex 34- Resolution 76 (Rev.WRC-23) - Methodology - Key challenges for discussion |
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1148736 octets |
2025-06-04 |
[567] Annex 33- 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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584530 octets |
2025-06-03 |
[567] Annex 32- Working document towards a preliminary draft new Recommendation ITU-R S.[AGGREGATE EPFD KA KU] |
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25166935 octets |
2025-06-04 |
[567] Annex 31- Technical studies [for information] in response to WRC-23 minutes on Article 22 epfd limits without any regulatory consequences [for information] |
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42514 octets |
2025-06-03 |
[567] Annex 30- Draft work plan for the Handbook on Satellite Communications and Technologies |
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34916506 octets |
2025-05-19 |
[567] Annex 29- Draft working document for the Handbook on Satellite Communications and Technologies |
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166464 octets |
2025-06-03 |
[567] Annex 28- Work plan of the Working Group of the plenary on Resolution ITU-R 74 |
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42483 octets |
2025-06-03 |
[567] Annex 27- Elements of the working document towards a preliminary draft new Recommendation ITU-R S.[NGSO DEORBITING] |
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853729 octets |
2025-06-03 |
[567] Annex 26- 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 |
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4201542 octets |
2025-06-03 |
[567] Annex 25 - Part 2
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17848347 octets |
2025-06-03 |
[567] Annex 25 - Part 1
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21870400 octets |
2025-06-03 |
[567] Annex 25- Working document towards candidate topic under WRC-27 agenda item 7 - Possible measures to enhance long-term protection and sustainable development of BSS in the plan band against severe misaligned FSS in other regions |
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51081 octets |
2025-06-03 |
[567] Annex 24- Working document towards candidate topic under WRC-27 agenda item 7 - Inclusion of the territory of a country in the service area of a notified geostationary (GSO) satellite networks in the planned and unplanned BSS frequency bands and in the planned FSS frequency bands subject to Appendices 30A and 30B, without imposing new coordination restrictions to satellite networks already submitted to the bureau |
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48618 octets |
2025-06-04 |
[567] Annex 23- Working document towards candidate Topic under WRC-27 agenda item 7 - Proposed revision to Resolution 170 (Rev.WRC-23) |
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51375 octets |
2025-06-03 |
[567] Annex 22- Working document towards candidate topic under WRC-27 agenda item 7 - Proposed revision to Resolution 553 (Rev.WRC-23) |
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43199 octets |
2025-06-03 |
[567] Annex 21- Working document towards candidate Topic under WRC-27 agenda item 7 - Exclusion of the territory of a country from the service area of a geostationary satellite network (GSO) in the fixed-satellite service (FSS) or mobile-satellite service (MSS) in a frequency band not subject to a Plan |
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56836 octets |
2025-06-03 |
[567] Annex 20- Working document towards candidate Topic under WRC-27 agenda item 7 - Proposed modifications to Appendix 4 |
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49714 octets |
2025-06-04 |
[567] Annex 19- Working document towards candidate Topic under WRC-27 agenda item 7 assessing the potential advantage to define coordination arc for some frequency bands above 3.4 GHz and services currently not subject to the application of the coordination arc concept, and to review the existing coordination arc thresholds |
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53087 octets |
2025-06-03 |
[567] Annex 18- Working document towards candidate topic under WRC-27 agenda item 7 - Recording of frequency assignments in space services under RR No. 11.41 |
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81543 octets |
2025-06-03 |
[567] Annex 17- Working document towards candidate topic under WRC-27 agenda item 7 regarding measures to restrict the use of the same satellite to BIU frequency assignments of different GSO satellite networks (within 0.5 degrees of longitude of the physical satellite) without moving the satellite ("Hop without move") |
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44459 octets |
2025-06-03 |
[567] Annex 16- Working document towards candidate topic under WRC-27 agenda item 7 - The use of the same satellite or different satellites to repeatedly bring into use and bring back into use the same frequency assignments of a satellite network or system for a short period of time |
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181138 octets |
2025-06-03 |
[567] Annex 15- Working document towards candidate topic under WRC-27 agenda item 7 transparency measures and improvements to the application of RR No. 4.4 to space/satellite services |
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49440 octets |
2025-06-03 |
[567] Annex 14- Revisions to WRC-27 agenda item 7 draft work plan |
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75102 octets |
2025-06-06 |
[567] Annex 13- Elements of working document towards draft CPM text on WRC-27 agenda item 1.6 |
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782435 octets |
2025-06-03 |
[567] Annex 12- Elements for a working document on WRC-27 agenda item 1.6 |
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3170369 octets |
2025-06-06 |
[567] Annex 11- Elements of working document towards draft CPM text for WRC-27 agenda item 1.5 |
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3166491 octets |
2025-06-03 |
[567] Annex 10- Supporting material for WRC-27 agenda item 1.5 |
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41717 octets |
2025-06-03 |
[567] Annex 9- Draft work plan for WRC-27 agenda item 1.4 |
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140380 octets |
2025-05-19 |
[567] Annex 8- Elements for a working document towards draft CPM text for WRC-27 agenda item 1.4 |
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876466 octets |
2025-05-19 |
[567] Annex 7- Working document on WRC-27 agenda item 1.4 |
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36848 octets |
2025-06-02 |
[567] Annex 6- Draft work plan for WRC-27 agenda item 1.3 |
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41285 octets |
2025-06-06 |
[567] Annex 5- Working document towards draft CPM text for WRC-27 agenda item 1.3 |
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4827881 octets |
2025-06-03 |
[567] Annex 4- 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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Excel 2007
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52652 octets |
2025-06-26 |
[567] Annex 3 - Part 7
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1121499 octets |
2025-06-06 |
[567] Annex 3 - Part 6- Agenda item 1.2 FSS deployment density discussion |
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11040907 octets |
2025-06-06 |
[567] Annex 3 - Part 5- Working document on WRC-27 agenda item 1.2 (Part 5) - Operational and technical limitations for FSS earth stations in the frequency band 13.75-14 GHz (Earth-to-space) |
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3621834 octets |
2025-06-06 |
[567] Annex 3 - Part 4- Working document on WRC-27 agenda item 1.2 (Part 4) - Operational and technical limitations for FSS earth stations in the frequency band 13.75-14 GHz (Earth-to-space) |
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20492834 octets |
2025-06-06 |
[567] Annex 3 - Part 3- Working document on WRC-27 agenda item 1.2 (Part 3) - Operational and technical limitations for FSS earth stations in the frequency band 13.75-14 GHz (Earth-to-space) |
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11588183 octets |
2025-06-06 |
[567] Annex 3 - Part 2- Working document on WRC-27 agenda item 1.2 (Part 2) - Operational and technical limitations for FSS earth stations in the frequency band 13.75-14 GHz (Earth-to-space)
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2418743 octets |
2025-06-04 |
[567] 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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41637 octets |
2025-06-02 |
[567] Annex 2- Working document related to a preliminary draft new Recommendation ITU-R S.[ESIM-NCMC] - The functionalities and implementation of a network control and monitoring center for earth stations in motion |
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14074218 octets |
2025-06-11 |
[567] Annex 1- Working document towards a 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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226824 octets |
2025-07-09 |
[567] Revision 1
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