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1231073 octets |
2025-11-03 |
[528] Annex 25- Working document in support of
WRC-31 preliminary agenda item 2.9 - Technical characteristics and operational objectives of emerging RNSS systems
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1150992 octets |
2025-10-28 |
[528] Annex 24- Handbook on Satellite Communications and Technologies - Chapter 6 |
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45317 octets |
2025-10-28 |
[528] Annex 23- Handbook on Satellite Communications and Technologies - Chapter 5 |
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66915 octets |
2025-11-03 |
[528] Annex 22- Working document towards a preliminary draft revision to Recommendation ITU-R M.2031-1 - Characteristics and protection criteria of receiving earth stations and characteristics of transmitting space stations in the radionavigation-satellite service (space-to-Earth) operating in the band 5 010-5 030 MHz |
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75275 octets |
2025-11-03 |
[528] Annex 21- Preliminary draft revision to Recommendation ITU-R M.1787-[6] - Description of systems and networks in the radionavigation-satellite service (space-to-Earth and space-to-space) and technical characteristics of transmitting space stations operating in the bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz |
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392243 octets |
2025-11-03 |
[528] Annex 20- Working document towards a preliminary draft new Report ITU-R M.[RES.609] - Potential mitigation methods to ensure the aggregate equivalent power flux-density (epfd) limit on radionavigation-satellite service (RNSS) systems and networks operating in the 1 164-1 215 MHz band, from resolves 1 of Resolution 609 (Rev.WRC-07), is not exceeded |
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Word
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41348 octets |
2025-11-03 |
[528] Annex 19- Work plan for the revision of Recommendation ITU-R M.1184-3 - Technical characteristics of mobile satellite systems in the frequency bands below 3 GHz for use in developing criteria for sharing between the mobile satellite service (MSS) and other services |
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Word
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198637 octets |
2025-11-03 |
[528] Annex 18- Preliminary draft revision of Recommendation ITU-R M.1184-3 - Technical characteristics of mobile satellite systems in the frequency bands below 3 GHz for use in developing criteria for sharing between the mobile-satellite service (MSS) and other services |
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Word
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43783 octets |
2025-11-03 |
[528] Annex 17- Supporting material on the MSS Protection Criteria to be used in sharing and compatibility studies within the context of WRC-27 agenda items 1.12, 1.13, and 1.14 |
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Word
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91651 octets |
2025-11-03 |
[528] Annex 16- Working document towards a preliminary draft revision of Recommendation ITU-R M.1480 - Essential technical requirements of mobile earth stations of geostationary mobile-satellite systems that are implementing the global mobile personal communications by satellite (GMPCS) - memorandum of understanding arrangements in parts of the frequency band 1-3 GHz |
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Word
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86228 octets |
2025-11-03 |
[528] Annex 15- Working document relating to common frequency bands - Text developed by SWG 4C1a |
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Word
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45606 octets |
2025-11-03 |
[528] Annex 14- Working document relating to CPM text for WRC-27 agenda item 1.14 - New frequency allocations to the mobile-satellite service in the frequency bands 2 010-2 025 MHz (Earth-to-space) and 2 160-2 170 MHz (space-to-Earth) in Regions 1 and 3 and 2 120-2 160 MHz (space-to-Earth) in all Regions |
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Word
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37081 octets |
2025-11-03 |
[528] Annex 13- Detailed workplan for WRC-27 agenda item 1.14 |
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Excel 2007
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36398 octets |
2025-11-03 |
[528] Annex 12 Part 1
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Word
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16026992 octets |
2025-12-12 |
[528] Annex 12- Working document on sharing and compatibility studies of possible new allocations to the MSS
on WRC-27 agenda item 1.14 |
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Word
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34661 octets |
2025-11-03 |
[528] Annex 11- Working document towards draft CPM text for WRC-27 agenda item 1.13 |
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Word
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41425 octets |
2025-11-03 |
[528] Annex 10- Work plan for WRC-27 agenda item 1.13 |
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1474449 octets |
2025-11-03 |
[528] Annex 9- Working document on the possible description and functionality of MSS systems for direct connectivity between space stations and IMT user equipment |
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286364 octets |
2025-10-30 |
[528] Annex 8 Part 9
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47069 octets |
2025-10-30 |
[528] Annex 8 Part 8
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1518858 octets |
2025-10-30 |
[528] Annex 8 Part 7
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13095394 octets |
2025-10-30 |
[528] Annex 8 Part 6
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4756393 octets |
2025-10-30 |
[528] Annex 8 Part 5
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24367634 octets |
2025-10-30 |
[528] Annex 8 Part 4
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6039576 octets |
2025-10-30 |
[528] Annex 8 Part 3
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7944998 octets |
2025-10-30 |
[528] Annex 8 Part 2
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8143242 octets |
2025-10-30 |
[528] Annex 8 Part 1
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3020074 octets |
2025-10-30 |
[528] Annex 8- Working document on sharing and compatibility studies under WRC-27 agenda item 1.13 |
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Word
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48856 octets |
2025-11-03 |
[528] Annex 7- Working document towards draft CPM text for WRC-27 agenda item 1.12 |
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47108 octets |
2025-11-03 |
[528] Annex 6- Draft work plan for WRC-27 agenda item 1.12 |
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18635644 octets |
2025-11-13 |
[528] Annex 5- Working document regarding WRC-27 agenda item 1.12 - Studies on low-data-rate non-GSO mobile-satellite systems in the mobile-satellite service
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Word
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37806 octets |
2025-11-03 |
[528] Annex 4- Work plan for WRC-27 agenda item 1.11 |
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6063617 octets |
2025-11-03 |
[528] Annex 3- Working document regarding WRC-27 agenda item 1.11 - Space-to-space links in the frequency bands 1 518-1 544 MHz, 1 545-1 559 MHz, 1 610-1 645.5 MHz, 1 646.5-1 660 MHz, 1 670-1 675 MHz and 2 483.5-2 500 MHz allocated to the mobile-satellite service (MSS) |
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Excel 2007
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42739 octets |
2025-11-03 |
[528] Annex 2 - Part 1
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79277 octets |
2025-11-03 |
[528] Annex 2- Enabler table for System characteristics and sharing studies for WRC-27 agenda item 1.11 |
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Word
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48932 octets |
2025-11-03 |
[528] Annex 1- Working document towards draft CPM text for WRC-27 agenda item 1.11 |
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Word
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152772 octets |
2025-11-17 |
[528] - Report of the thirty-fourth meeting of Working Party 4C (15-24 October 2025) |
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