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UIT-R R23-WP4B Documentos de la reunión
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[ 186 ]  2025-10-28 Chair, WP 4B   Report on the fifty-seventh meeting of Working Party 4B (Geneva, 22-28 October 2025)    
  [ 186 ] Annex 08 Part 02 - English -  Word 2025-10-30 [18:14]  6'872'752  octetos  
  [ 186 ] Annex 08 Part 01 - English -  Word 2025-10-30 [18:14]  11'517'752  octetos  
  [ 186 ] Annex 08 Part 05 - English -  Word 2025-10-30 [18:14]  58'554  octetos  
  [ 186 ] Annex 08 Part 04 - English -  Word 2025-10-30 [18:13]  58'388  octetos  
  [ 186 ] Annex 08 Part 03 - English -  Word 2025-10-30 [18:11]  770'376  octetos  
 
[ 184 ]  2025-10-28 BR, Study Groups Department   List of documents issued (Documents 4B/136 - 4B/184)    
  [ 184 ]  - English -  Word 2025-10-28 [10:57]  44'658  octetos  
 
[ ADM 14 ]  2025-10-28 Chair, WP 4B   Agenda for the closing Plenary meeting of Working Party 4B - Tuesday, 28 October 2025, from 1015 to 1200 hours (Geneva time) (Physical meeting with remote participation) (Room K, Montbrilliant Building)    
  [ ADM 14 ]  - English -  Word 2025-10-28 [09:48]  39'417  octetos  
 
[ TD 50 ]  2025-10-28 WP 4B   Preliminary draft revision of Recommendation ITU-R BO.1130-4 - Systems for digital satellite broadcasting to vehicular, portable and fixed receivers in the bands allocated to BSS (sound) in the frequency range 1 400-2 700 MHz    
  [ TD 50 ]  - English -  Word 2025-10-28 [08:26]  111'150  octetos  
 
[ TD 49 ]  2025-10-28 WP 4B   Preliminary draft revision of Recommendation ITU-R BO.789-2 - Service for digital sound broadcasting to vehicular portable and fixed receivers for broadcasting-satellite service (sound) in the frequency range 1 400-2 700 MHz    
  [ TD 49 ]  - English -  Word 2025-10-28 [08:19]  39'344  octetos  
 
[ TD 48 ]  2025-10-28 SWG 4B3   Working document towards a preliminary draft new Report ITU-R M.[MSS_OBP]    
  [ TD 48 ]  - English -  Word 2025-10-28 [08:16]  58'978  octetos  
 
[ TD 47 ]  2025-10-28 SWG 4B3   Contribution to working document towards a preliminary draft new Report on development and technology of emergency communications in mobile-satellite service    
  [ TD 47 ]  - English -  Word 2025-10-28 [08:15]  46'472  octetos  
 
[ TD 46 ]  2025-10-28 SWG 4B3   Working document towards a preliminary draft new Report ITU-R M.[SAT IOT] - Technical and operational aspects of satellite Internet of Things (IoT) applications    
  [ TD 46 ]  - English -  Word 2025-10-28 [08:08]  640'534  octetos  
 
[ TD 45 ]  2025-10-28 SWG 4B4   Draft liaison statement to Working Party 4A on material for the Handbook on Satellite Communications and Technologies    
  [ TD 45 ]  - English -  Word 2025-10-28 [08:00]  37'727  octetos  
 
[ TD 44 ]  2025-10-28 SWG 4B4   Handbook on satellite communications and technologies    
  [ TD 44 ] Part 6 - English -  Word 2025-10-28 [08:19]  8'937'993  octetos Chapter 9  
  [ TD 44 ] Part 5 - English -  Word 2025-10-28 [08:19]  58'554  octetos Annex A  
  [ TD 44 ] Part 4 - English -  Word 2025-10-28 [08:18]  58'388  octetos Chapter 12  
  [ TD 44 ] Part 3 - English -  Word 2025-10-28 [08:17]  770'376  octetos Chapter 11  
  [ TD 44 ] Part 2 - English -  Word 2025-10-28 [08:17]  6'872'752  octetos Chapter 10  
  [ TD 44 ] Part 1 - English -  Word 2025-10-28 [08:16]  11'517'752  octetos Chapter 8  
  [ TD 44 ]  - English -  Word 2025-10-28 [08:15]  24'943'571  octetos  
 
[ TD 43 ]  2025-10-27 SWG 4B1   Working document towards a preliminary draft new Report on development and technology trends for the satellite component of Imt towards 2030 and beyond    
  [ TD 43 ]  - English -  Word 2025-10-27 [17:50]  237'394  octetos  
 
[ TD 42 ]  2025-10-27 SWG 4B2   Discussion on satellite link availability and performance objectives    
  [ TD 42 ]  - English -  Word 2025-10-27 [16:23]  36'979  octetos  
 
[ 183 ]  2025-10-27 Vocabulary Rapporteur SG4   Note to Vocabulary Rapporteur for Study Group 4 - Feedback on the term "multiple-input and multiple-output (MIMO)" and its definition developed by ITU-R Working Party 5C and submitted to the CCT for validation - [Draft] reply liaison statement to Coordination Committee for Terminology (copy to ITU-T Study Groups 5, 13 and 15 and Working Parties 4B, 5A, 5D, and 6A for information)    
  [ 183 ]  - English -  Word 2025-10-27 [13:54]  35'362  octetos  
 
[ TD 41 ]  2025-10-27 WP 4B   [Draft] reply liaison statement to ITU-T Working Party 1/13 on consent for various components of draft new Recommendation from ITU-T    
  [ TD 41 ]  - English -  Word 2025-10-27 [13:58]  36'404  octetos  
 
[ TD 40 ]  2025-10-27 SWG 4B1   Working document towards a preliminary draft new Report ITU-R M.[IMT-2030-SATELLITEREQ-EVAL-SUB] - Technical performance requirements, evaluation methodology, and submission templates for the satellite radio interface(s) of IMT-2030    
  [ TD 40 ]  - English -  Word 2025-10-27 [13:47]  39'167  octetos  
 
[ TD 39 ]  2025-10-27 SWG 4B1   Working document towards a preliminary draft new ITU-R Report on a framework for satellite radio interface(s) of IMT-2030    
  [ TD 39 ]  - English -  Word 2025-10-27 [13:58]  67'992  octetos  
 
[ ADM 13 ]  2025-10-22 WP 4B   Fifty-seventh meeting of Working Party 4B - Meeting schedule (22 - 28 October 2025)    
  [ ADM 13 ] Revision 1 - English -  Word 2025-10-23 [11:14]  36'079  octetos  
 
[ ADM 12 ]  2025-10-22 Chair, WP 4B   Work plan for the fifty-seventh meeting of Working Party 4B (22 - 28 October 2025)    
  [ ADM 12 ] Revision 1 - English -  Word 2025-10-22 [12:52]  37'241  octetos  
 
[ ADM 11 ]  2025-10-22 Chair, WP 4B   Agenda for the opening Plenary meeting of Working Party 4B - Wednesday, 22 October 2025, from 0930 to 1045 hours (Geneva time) (Physical meeting with remote participation) (Room K, Montbrillant)    
  [ ADM 11 ]  - English -  Word 2025-10-22 [08:24]  39'654  octetos  
 
[ 182 ]  2025-10-17 WP 5D   Liaison statement to Working Party 4B - Status and revision schedule of Recommendation ITU-R M.2150    
  [ 182 ]  - English -  Word 2025-10-17 [16:31]  36'305  octetos  
 
[ INF 6 ]  2025-10-15 Chair, SG 4   Recommendations of the SG 4 Steering Committee    
  [ INF 6 ]  - English -  Word 2025-10-15 [09:00]  37'290  octetos  
 
[ INF 5 ]  2025-10-14 BR, Study Groups Department   Guidelines on the management of fully virtual meetings and physical meetings with remote participation    
  [ INF 5 ]  - English -  Word 2025-10-14 [09:44]  44'080  octetos  
 
[ 167 ]  2025-10-01 IAFI   Working document towards a preliminary draft new Report ITU-R M.[SAT-TERRESTRIAL & SAT-IOT] - Solution for remote sparsely populated areas with broadband and large coverage    
  [ 167 ]  - English -  Word 2025-10-02 [09:17]  48'394  octetos  
 
[ 181 ]  2025-10-10 Japan   Elements and revision of draft working document for the Handbook on Satellite Communications and Technologies    
  [ 181 ]  - English -  Word 2025-10-27 [11:53]  2'559'238  octetos  
 
[ 180 ]  2025-10-10 Thales SA   Working document towards a preliminary draft new Report on development and technology trends for the satellite component of IMT towards 2030 and beyond    
  [ 180 ]  - English -  Word 2025-10-10 [15:20]  201'614  octetos  
 
[ 179 ]  2025-10-10 Thales SA   [Working document towards a preliminary draft new ITU-R Report on a framework for satellite radio interface(s) of IMT-2030]    
  [ 179 ]  - English -  Word 2025-10-10 [14:54]  118'386  octetos  
 
[ 178 ]  2025-10-10 United States   Availability for satellite systems    
  [ 178 ]  - English -  Word 2025-10-10 [14:51]  57'417  octetos  
 
[ 177 ]  2025-10-10 United States   Working document towards a preliminary draft new Report ITU-R M.[MSS_OBP] - Example/Survey of network architectures and their impacts on performance objectives for mobile-satellite service systems with on-board processing    
  [ 177 ]  - English -  Word 2025-10-10 [15:10]  54'038  octetos  
 
[ 176 ]  2025-10-10 United States   Working document towards a preliminary draft new Report ITU-R M.[SAT IOT] - Technical and operational aspects of satellite Internet of Things (IoT) applications    
  [ 176 ]  - English -  Word 2025-10-10 [14:35]  987'721  octetos  
 
[ 175 ]  2025-10-10 United States   [Working document towards a preliminary draft new ITU-R Report on a framework for satellite radio interface(s) of IMT-2030] - The proposed contribution will update the working document towards a preliminary draft new ITU-R Report on a framework for satellite radio interface(s) of IMT-2030.    
  [ 175 ]  - English -  Word 2025-10-10 [14:36]  112'984  octetos  
 
[ 174 ]  2025-10-10 United States   Working document towards a preliminary draft new Report on development and technology trends for the satellite component of IMT towards 2030 and beyond    
  [ 174 ]  - English -  Word 2025-10-10 [14:04]  210'626  octetos  
 
[ 173 ]  2025-10-09 EUTELSAT , Globalstar, Inc. , Viasat, Inc.   Availability and link margin    
  [ 173 ]  - English -  Word 2025-10-10 [11:32]  54'362  octetos  
 
[ 172 ]  2025-10-10 SES   Adaptive coding and modulation (ACM) performance objectives    
  [ 172 ]  - English -  Word 2025-10-10 [11:18]  307'635  octetos  
 
[ 171 ]  2025-10-09 Telefon AB - LM Ericsson   Requirements and evaluation methodology for the IMT-2030 satellite component    
  [ 171 ]  - English -  Word 2025-10-10 [11:32]  227'878  octetos  
 
[ 160 ]  2025-09-25 Alliance for Telecommunications Industry Solutions   3GPP proposal on aligning the timing of future updates to Recommendations ITU-R M.2150 and ITU R M.[IMT-2020-SAT.SPECS]    
  [ 160 ]  - English -  Word 2025-10-06 [11:11]  35'915  octetos  
 
[ 161 ]  2025-09-29 China   Contribution to working document towards a preliminary draft new Report on development and technology of emergency communications in mobile-satellite service    
  [ 161 ]  - English -  Word 2025-09-30 [15:52]  46'504  octetos  
 
[ 170 ]  2025-10-06 European Broadcasting Union , Broadcast Networks Europe   Proposal to upgrade to draft revision the preliminary draft revisions of Recommendations ITU-R BO.789-2 and ITU-R BO.1130-4    
  [ 170 ]  - English -  Word 2025-10-08 [09:16]  35'461  octetos  
 
[ INF 4 ]  2025-10-07 BR, Study Groups Department   Information for participants - Meetings of Working Parties 4A, 4B and 4C, and Study Group 4 (Geneva, 15 October-7 November 2025)    
  [ INF 4 ] Part 1 - English -  PowerPoint 2007 2025-10-14 [09:41]  4'451'931  octetos  
  [ INF 4 ]  - English -  Word 2025-10-14 [09:41]  5'178'834  octetos  
 
[ 169 ]  2025-10-03 CCT   Liaison statement to ITU-R Working Parties 4B, 4C, 5A, 5D and 6A (copy to ITU-T Study Groups 5, 13 and 15 for information) - Request for feedback on the term "multiple-input and multiple-output (MIMO)" and its definition developed by ITU-R Working Party 5C and submitted to the CCT for validation    
  [ 169 ]  - English -  Word 2025-10-03 [16:00]  40'720  octetos  
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