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ITU-R R23-WP4B Meeting Documents
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Number  Date Source Title
  Number  Posted Size  
 
[ 197 ]  2025-12-10 Editor, Satellite Communications and Technologies Handbook   Working document towards a draft new Handbook on Satellite Communications and Technologies    
  [ 197 ] Chapter 17 - English -  Word 2025-12-10 [13:48]  63'565  bytes List of abbreviations (Annex A) and List of references (Annex B)  
  [ 197 ] Chapter 16 - English -  Word 2025-12-10 [13:47]  61'427  bytes International Cooperation in Satellite Communications  
  [ 197 ] Chapter 15 - English -  Word 2025-12-10 [13:47]  106'186  bytes Space Debris Mitigation  
  [ 197 ] Chapter 14 - English -  Word 2025-12-10 [13:46]  271'367  bytes The Space Environment  
  [ 197 ] Chapter 13 - English -  Word 2025-12-10 [13:46]  56'007  bytes Communication Satellite Reliability  
  [ 197 ] Chapter 12 - English -  Word 2025-12-10 [13:45]  771'690  bytes Communication Satellite Link Performance  
  [ 197 ] Chapter 11 - English -  Word 2025-12-10 [13:45]  6'009'094  bytes Launch Vehicles  
  [ 197 ] Chapter 10 - English -  Word 2025-12-10 [13:44]  8'943'372  bytes Ground Subsystems - Design and technology  
  [ 197 ] Chapter 9 - English -  Word 2025-12-10 [13:44]  11'524'387  bytes Space Segment Subsystems - Design and technology  
  [ 197 ] Chapter 8 - English -  Word 2025-12-10 [13:43]  9'030'818  bytes Regulatory considerations  
  [ 197 ] Chapter 7 - English -  Word 2025-12-10 [13:43]  55'122  bytes Amateur-satellite service  
  [ 197 ] Chapter 6 - English -  Word 2025-12-10 [13:43]  356'521  bytes Radiodetermination-satellite service (RDSS)  
  [ 197 ] Chapter 5 - English -  Word 2025-12-10 [13:42]  63'589  bytes Mobile-satellite service (MSS) Concept  
  [ 197 ] Chapter 4 - English -  Word 2025-12-10 [12:31]  964'849  bytes Broadcasting-satellite service (BSS) Concept  
  [ 197 ] Chapter 3 - English -  Word 2025-12-10 [12:19]  382'961  bytes Fixed-Satellite Service (FSS) Concept  
  [ 197 ] Chapter 2 - English -  Word 2025-12-10 [12:16]  3'593'223  bytes International Telecommunication Union (ITU)  
  [ 197 ] Chapter 1 - English -  Word 2025-12-10 [12:08]  314'213  bytes Introduction  
  [ 197 ]  - English -  Word 2025-12-10 [12:07]  48'904  bytes Working document towards a draft new Handbook on Satellite Communications and Technologies  
 
[ 196 ]  2025-12-09 ITU-T SG13   Liaison statement on initiation of new supplement ITU-T Y.SUPP.FMSC-DTN - Fixed, mobile and satellite convergence - Enhancements in digital twin network for IMT-2020 networks and beyond    
  [ 196 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [13:53]  756'207  bytes  
  [ 196 ]  - English -  Word 2025-12-09 [13:53]  724'522  bytes  
 
[ 195 ]  2025-12-09 ITU-T SG13   Liaison statement on initiation of new work item ITU-T Y.FMSC-ANFO - Fixed, mobile and satellite convergence - AI-based network function offloading for IMT-2020 networks and beyond    
  [ 195 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [12:37]  603'482  bytes  
  [ 195 ]  - English -  Word 2025-12-09 [12:37]  643'570  bytes  
 
[ 194 ]  2025-12-09 ITU-T SG13   Liaison statement on consent of draft new Recommendation ITU-T Y.3226 (EX Y.FMSC-IOT) - Fixed, mobile and satellite convergence - Requirements and framework of supporting IOT for IMT-2020 networks and beyond    
  [ 194 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [14:10]  337'091  bytes  
  [ 194 ]  - English -  Word 2025-12-09 [14:09]  357'103  bytes  
 
[ 193 ]  2025-12-09 ITU-T SG13   Liaison statement on initiation of new work item ITU-T Y.FMSC-MO-FRA - Fixed, mobile and satellite convergence - Framework of management and orchestration for IMT-2020 networks and beyond    
  [ 193 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [12:28]  561'768  bytes  
  [ 193 ]  - English -  Word 2025-12-09 [12:27]  575'937  bytes  
 
[ 192 ]  2025-12-09 ITU-T SG13   Liaison statement on initiation of new work item ITU-T Y.FMSC-AEEE - Fixed, mobile and satellite convergence - Framework for ai-based energy efficiency enhancement for IMT-2020 networks and beyond    
  [ 192 ]  - English -  Word 2025-12-09 [14:01]  489'143  bytes  
  [ 192 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [12:29]  467'352  bytes  
 
[ 191 ]  2025-12-09 ITU-T SG13   Liaison statement on initiation of new work item ITU-T Y.FMSC-RF - Fixed, mobile and satellite convergence - Reliability framework for IMT-2020 networks and beyond    
  [ 191 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [15:06]  689'769  bytes  
  [ 191 ]  - English -  Word 2025-12-09 [15:05]  701'901  bytes  
 
[ 190 ]  2025-12-09 ITU-T SG13   Liaison statement on consent of draft new Recommendation ITU-T Y.3225 (EX Y.FMSC-CNC) - Fixed, mobile and satellite convergence - Coordination of networking and computing for IMT-2020 networks and beyond    
  [ 190 ] Part 1 - English -  PDF (acrobat) 2025-12-09 [11:31]  605'032  bytes  
  [ 190 ]  - English -  Word 2025-12-09 [11:31]  623'566  bytes  
 
[ 189 ]  2025-12-08 WP 5A   Reply liaison statement to CCT (copy to ITU-T Study Groups 5, 13 and 15 and ITU-R Working Parties 4A, 4B, 4C, 5C, 5D, and 6A for information) - Terminology "multiple-input and multiple-output (MIMO)" and "mesh networks"    
  [ 189 ]  - English -  Word 2025-12-08 [14:38]  50'944  bytes  
 
[ 188 ]  2025-12-02 ITU-T SG13   Liaison statement on initiation of new work item ITU-T Y.SQKDN-FRA "Satellite-based quantum key distribution network - functional requirements and architecture"    
  [ 188 ] Part 1 - English -  PDF (acrobat) 2025-12-02 [09:05]  290'504  bytes  
  [ 188 ]  - English -  Word 2025-12-02 [09:04]  324'338  bytes  
 
[ 186 ]  2025-10-28 Chair, WP 4B   Report on the fifty-seventh meeting of Working Party 4B (Geneva, 22-28 October 2025)    
  [ 186 ] Annex 8 - English -  Word 2025-11-18 [12:57]  24'907'135  bytes Handbook on Satellite Communications and Technologies  
  [ 186 ]  - English -  Word 2025-11-17 [15:11]  65'232  bytes Report on the fifty-seventh meeting of Working Party 4B (Geneva, 22-28 October 2025)  
  [ 186 ] Annex 10 - English -  Word 2025-11-17 [10:02]  37'600  bytes Draft liaison statement to Working Party 4A on material for the Handbook on Satellite Communications and Technologies  
  [ 186 ] Annex 13 - English -  Word 2025-11-17 [10:00]  34'256  bytes Final list of participants  
  [ 186 ] Annex 11 - English -  Word 2025-11-17 [09:38]  34'207  bytes Work plan for the fifty-seventh meeting of Working Party 4B (22-28 October 2025)  
  [ 186 ] Annex 12 - English -  Word 2025-11-17 [09:26]  34'317  bytes List of documents issued and treated  
  [ 186 ] Annex 9 - English -  Word 2025-11-17 [08:58]  36'032  bytes [Draft] reply liaison statement to ITU-T Working Party 1/13 on consent for various components of draft new Recommendation from ITU-T - Consent of new Recommendations of ITU-T Working Party 1/13  
  [ 186 ] Annex 1 - English -  Word 2025-10-31 [14:06]  54'940  bytes Working document towards a preliminary draft new ITU-R Report on a framework for satellite radio interface(s) of IMT-2030  
  [ 186 ] Annex 6 - English -  Word 2025-10-31 [14:03]  49'073  bytes Working document towards a preliminary draft new Report ITU-R M.[MSS_OBP]  
  [ 186 ] Annex 5 - English -  Word 2025-10-31 [13:48]  44'912  bytes Contribution to working document towards a preliminary draft new Report on Development and technology of emergency communications in Mobile-Satellite Service  
  [ 186 ] Annex 7 - English -  Word 2025-10-31 [13:47]  36'454  bytes Discussion on satellite link availability and performance objectives  
  [ 186 ] Annex 3 - English -  Word 2025-10-31 [13:35]  182'041  bytes Preliminary draft new Report on development and technology trends for the satellite component of IMT towards 2030 and beyond  
  [ 186 ] Annex 4 - English -  Word 2025-10-31 [13:19]  640'575  bytes Working document towards a preliminary draft new Report ITU-R M.[SAT IOT] - Technical and operational aspects of satellite Internet of Things (IoT) applications  
  [ 186 ] Annex 2 - English -  Word 2025-10-31 [13:06]  37'465  bytes 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  
  [ 186 ] Annex 8 - Part 6 - English -  Word 2025-10-30 [18:15]  8'937'993  bytes (9) Ground Subsystems - Design and technology  
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