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ITU-R R23-WP4C Meeting Documents
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Results: 80 total items.
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  Number  Posted Size    
 
[ 528 ]  2025-10-24 Chair, WP 4C   Report of the thirty-fourth meeting of Working Party 4C (Geneva, 15-24 October 2025)     N/A  
  [ 528 ]  - English -  Word 2025-11-17 [16:21]  152'772  bytes Report of the thirty-fourth meeting of Working Party 4C 15-24 October 2025)  
  [ 528 ] Annex 5 - English -  Word 2025-11-13 [12:37]  18'635'644  bytes Working document regarding WRC-27 agenda item 1.12 - Studies on low-data-rate non-GSO mobile-satellite systems in the mobile-satellite service  
  [ 528 ] Annex 25 - English -  Word 2025-11-03 [16:52]  1'231'073  bytes Working document in support of WRC-31 preliminary agenda item 2.9 - Technical characteristics and operational objectives of emerging RNSS systems  
  [ 528 ] Annex 19 - English -  Word 2025-11-03 [16:42]  41'348  bytes 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  
  [ 528 ] Annex 22 - English -  Word 2025-11-03 [16:29]  66'915  bytes 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  
  [ 528 ] Annex 20 - English -  Word 2025-11-03 [16:22]  392'243  bytes 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  
  [ 528 ] Annex 3 - English -  Word 2025-11-03 [16:21]  6'063'617  bytes 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)  
  [ 528 ] Annex 21 - English -  Word 2025-11-03 [15:53]  75'275  bytes 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  
  [ 528 ] Annex 17 - English -  Word 2025-11-03 [15:41]  43'783  bytes 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  
  [ 528 ] Annex 9 - English -  Word 2025-11-03 [15:31]  1'474'449  bytes Working document on the possible description and functionality of MSS systems for direct connectivity between space stations and IMT user equipment  
  [ 528 ] Annex 7 - English -  Word 2025-11-03 [15:30]  48'856  bytes Working document towards draft CPM text for WRC-27 agenda item 1.12  
  [ 528 ] Annex 6 - English -  Word 2025-11-03 [15:28]  47'108  bytes Draft work plan for WRC-27 agenda item 1.12  
  [ 528 ] Annex 18 - English -  Word 2025-11-03 [15:27]  198'637  bytes 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  
  [ 528 ] Annex 1 - English -  Word 2025-11-03 [15:26]  48'932  bytes Working document towards draft CPM text for WRC-27 agenda item 1.11  
  [ 528 ] Annex 16 - English -  Word 2025-11-03 [15:15]  91'651  bytes 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  
  [ 528 ] Annex 14 - English -  Word 2025-11-03 [15:14]  45'606  bytes 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  
  [ 528 ] Annex 15 - English -  Word 2025-11-03 [14:54]  86'228  bytes Working document relating to common frequency bands - Text developed by SWG 4C1a  
  [ 528 ] Annex 13 - English -  Word 2025-11-03 [14:25]  37'081  bytes Detailed workplan for WRC-27 agenda item 1.14  
  [ 528 ] Annex 12 Part 1 - English -  Excel 2007 2025-11-03 [14:15]  36'398  bytes  
  [ 528 ] Annex 12 - English -  Word 2025-11-03 [14:15]  16'043'705  bytes Working document on sharing and compatibility studies of possible new allocations to the MSS on WRC-27 agenda item 1.14  
  [ 528 ] Annex 10 - English -  Word 2025-11-03 [13:36]  41'425  bytes Work plan for WRC-27 agenda item 1.13  
  [ 528 ] Annex 4 - English -  Word 2025-11-03 [11:02]  37'806  bytes Work plan for WRC-27 agenda item 1.11  
  [ 528 ] Annex 2 - English -  Word 2025-11-03 [11:01]  79'277  bytes Enabler table for System characteristics and sharing studies for WRC-27 agenda item 1.11  
  [ 528 ] Annex 2 - Part 1 - English -  Excel 2007 2025-11-03 [10:44]  42'739  bytes  
  [ 528 ] Annex 11 - English -  Word 2025-11-03 [09:56]  34'661  bytes Working document towards draft CPM text for WRC-27 agenda item 1.13  
  [ 528 ] Annex 8 Part 9 - English -  Word 2025-10-30 [13:47]  286'364  bytes  
  [ 528 ] Annex 8 Part 8 - English -  Word 2025-10-30 [13:46]  47'069  bytes  
  [ 528 ] Annex 8 Part 7 - English -  Word 2025-10-30 [13:45]  1'518'858  bytes  
  [ 528 ] Annex 8 Part 6 - English -  Word 2025-10-30 [13:44]  13'095'394  bytes  
  [ 528 ] Annex 8 Part 5 - English -  Word 2025-10-30 [13:43]  4'756'393  bytes  
  [ 528 ] Annex 8 Part 4 - English -  Word 2025-10-30 [13:41]  24'367'634  bytes  
  [ 528 ] Annex 8 Part 3 - English -  Word 2025-10-30 [13:40]  6'039'576  bytes  
  [ 528 ] Annex 8 Part 2 - English -  Word 2025-10-30 [13:37]  7'944'998  bytes  
  [ 528 ] Annex 8 Part 1 - English -  Word 2025-10-30 [11:58]  8'143'242  bytes  
  [ 528 ] Annex 8 - English -  Word 2025-10-30 [11:57]  3'020'074  bytes Working document on sharing and compatibility studies under WRC-27 agenda item 1.13  
  [ 528 ] Annex 24 - English -  Word 2025-10-28 [18:08]  1'150'992  bytes Handbook on Satellite Communications and Technologies - Chapter 6  
  [ 528 ] Annex 23 - English -  Word 2025-10-28 [18:04]  45'317  bytes Handbook on Satellite Communications and Technologies - Chapter 5  
 
[ 533 ]  2025-11-13 WP 4A   Liaison statement to Working Party 4C - Information on non-GSO MSS satellite systems as support for WRC-27 agenda item 1.5     AI1.5  
  [ 533 ]  - English -  Word 2025-11-13 [10:20]  33'242  bytes  
 
[ 532 ]  2025-11-12 ITU-T SG3   Reply liaison statement on work items dealing with cost and economic aspects of satellite internet connectivity     N/A  
  [ 532 ]  - English -  Word 2025-11-12 [10:17]  39'895  bytes  
 
[ 531 ]  2025-11-12 WP 4A   Reply liaison statement to Working Parties 4B and 4C (copy for information to Working Parties 5A and 5B)     N/A  
  [ 531 ]  - English -  Word 2025-11-12 [10:14]  38'706  bytes  
 
[ 530 ]  2025-10-15 International Civil Aviation Organization   ICAO position for the ITU WRC-27     N/A  
  [ 530 ]  - English -  Word 2025-11-07 [17:04]  141'993  bytes  
 
[ 529 ]  2025-10-21 International Maritime Organization   Report of the twenty-first meeting of the joint IMO/ITU Experts Group on Maritime Radiocommunication Matters     N/A  
  [ 529 ]  - English -  Word 2025-10-29 [16:46]  112'195  bytes  
 
[ 527 ]  2025-10-24 Director, BR   Final list of participants - Working Party 4C (Geneva, 15-24 October 2025)     N/A  
  [ 527 ]  - English -  PDF (acrobat) 2025-10-27 [14:25]  201'744  bytes  
 
[ ADM 47 ]  2025-10-24 Chair, WP 4C   Agenda for the closing Plenary meeting of Working Party 4C - Friday, 24 October 2025, from 1045 to 1700 hours (Geneva time) (Physical meeting with remote participation) (Room Popov, ITU Tower)     N/A  
  [ ADM 47 ] Revision 1 - English -  Word 2025-10-24 [13:54]  43'349  bytes  
 
[ ADM 46 ]  2025-10-23 Chair, WG 4C1   Draft agenda for the third and fourth meetings of Working Group 4C1 - Thursday, 23 October 2025, from 1645 to 1800 Friday, 24 October 2025, from 0900 to 1015 (Physical meeting with remote participation) (Room Popov, ITU Tower)     N/A  
  [ ADM 46 ] Revision 1 - English -  Word 2025-10-24 [08:34]  44'257  bytes  
 
[ ADM 45 ]  2025-10-23 Chair, WG 4C2   Draft Agenda for the Third Meeting of Working Group 4C2 - Thursday, 23 October, from 1045 to 1200 hours (Geneva time) (Physical meeting with remote participation) (Tower, Room Popov)     N/A  
  [ ADM 45 ]  - English -  Word 2025-10-23 [10:38]  37'125  bytes  
 
[ ADM 37 ]  2025-10-14 Chair, WP 4C   Agenda for the opening Plenary meeting of Working Party 4C - Wednesday, 15 October 2025, from 0930 to 1145 hours (Geneva time) (Physical meeting with remote participation) (Room Popov, ITU Tower)     N/A  
  [ ADM 37 ]  - English -  Word 2025-10-15 [08:40]  40'838  bytes  
 
[ ADM 42 ]  2025-10-17 Chair, WP 4C   Agenda for the Plenary meeting of Working Party 4C - Friday, 17 October, from 1400 to 1515 hours (Geneva time) (Physical meeting with remote participation) (Room Popov)     N/A  
  [ ADM 42 ]  - English -  Word 2025-10-17 [12:37]  36'867  bytes  
 
[ ADM 44 ]  2025-10-21 Chair, WP 4C   Agenda for the Plenary meeting of Working Party 4C - Tuesday, 21 October 2025, from 1645 to 1800 hours (Geneva time) (Room Popov, ITU Tower)     N/A  
  [ ADM 44 ]  - English -  Word 2025-10-21 [15:15]  38'999  bytes  
 
[ ADM 41 ]  2025-10-15 Chair, WP 4C1   Draft agenda for opening meeting of Working Group 4C1 - Wednesday, 15 October 2025, from 1145 to 1230 hours (Geneva time) (Room Popov, ITU Tower) Also, if necessary, Thursday 16 October 2025, from 0900 (Geneva time) (Room H)     N/A  
  [ ADM 41 ]  - English -  Word 2025-10-15 [09:54]  46'794  bytes  
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