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UIT-R R23-WP4C Documentos de la reunión
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Resultados: 53 documentos
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[ 378 ]  2025-07-10 Director, BR   Performance parameters for studies under WRC-27 agenda item 1.18, resolves 1) to Study Group 7, Working Parties 7C, 4A and 4C     AI1.18  
  [ 378 ]  - English -  Word 2025-07-10 [09:29]  69'599  octetos  
 
[ 377 ]  2025-06-20 International Maritime Organization (IMO)   Liaison statement to ITU-R Working Party 4C (Copy to Working Party 5B for information)     N/A (no se aplica)  
  [ 377 ]  - English -  Word 2025-06-25 [10:40]  46'466  octetos  
 
[ 364 ]  2025-06-03 WP 4A   Reply liaison statement to Working Party 5D (copy to Working Parties 4C, 7B and 7D) - Technical information to support studies under WRC-27 agenda item 1.7     AI1.7  
  [ 364 ] Revision 1 - English -  Word 2025-06-25 [09:38]  122'805  octetos  
 
[ 376 ]  2025-06-23 WP 1B   Reply liaison statement to ITU-T Study Group 3 (Copy to ITU-R Study Groups 1 and 4, and to ITU-R Working Parties 4A, 4C and 1C for information) - Creation of new work item on economic and policy aspects of the provision of high-speed Internet connectivity by retail satellite operators     N/A (no se aplica)  
  [ 376 ]  - English -  Word 2025-06-23 [15:22]  33'554  octetos  
 
[ 375 ]  2025-06-23 WP 1A   Reply liaison statement to Working Party 4C - Beam-Wireless Power Transmission (WPT)     N/A (no se aplica)  
  [ 375 ]  - English -  Word 2025-06-23 [14:32]  33'653  octetos  
 
[ 374 ]  2025-06-19 WP 1A   Reply liaison statement to Working Party 5B (copy for information to Working Parties 1B, 4A, 4C, 5A, 5C and 5D) - The On-Tune Rejection (OTR) in Recommendation ITU-R SM.337 and Recommendation ITU-R M.1461     N/A (no se aplica)  
  [ 374 ]  - English -  Word 2025-06-19 [10:22]  94'804  octetos  
 
[ 373 ]  2025-06-19 WP 1A   Reply liaison statement to Working Party 7D (copy to Working Parties 4C, 5A, 5D and 7C for information) - Beam Wireless Power Transmission (WPT)     N/A (no se aplica)  
  [ 373 ]  - English -  Word 2025-06-19 [09:50]  33'164  octetos  
 
[ 372 ]  2025-06-10 WPs 3K and 3M   Liaison statement to Working Party 5D (copy to Working Parties 4A, 4C, 5A, 5B, 5C, 7B, 7C and 7D for information) - Update on propagation modelling for WRC-27 agenda item 1.7     AI1.7  
  [ 372 ]  - English -  Word 2025-06-10 [11:56]  40'528  octetos  
 
[ 371 ]  2025-06-10 WP 3J   Liaison statement to Working Party 7B (copy to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 7A, 7C and 7D for information) - Report on progress of activities relating to WRC-27 agenda item 1.15     AI1.15  
  [ 371 ]  - English -  Word 2025-06-10 [11:46]  38'145  octetos  
 
[ 370 ]  2025-06-10 WP 3M   Liaison statement to Working Party 5C (copy to Working Parties 4A, 4B, 4C, 5A, 5B, 6A, 7C and 7D for information) - Update on propagation modelling for WRC-27 agenda item 1.10     AI1.10  
  [ 370 ]  - English -  Word 2025-06-10 [11:39]  38'335  octetos  
 
[ 369 ]  2025-06-10 WP 3M   Liaison statement to Working Party 4C (copy to Working Parties 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7B, 7C and 7D for information) - Update on propagation modelling for WRC-27 agenda items 1.11, 1.12, 1.13 and 1.14     AI1.11, AI1.12, AI1.13, AI1.14  
  [ 369 ]  - English -  Word 2025-06-10 [10:19]  41'445  octetos  
 
[ 368 ]  2025-06-09 WPs 3J, 3K and 3M   Liaison statement to Working Party 5B (copy to Working Parties 4A, 4C, 5A, 5C, 7C and 7D for information) - Guidance on usage of Recommendations ITU-R P.2108 and ITU-R P.2109 to support studies under WRC-27 agenda item 1.8     AI1.8  
  [ 368 ]  - English -  Word 2025-06-10 [08:42]  33'756  octetos  
 
[ 367 ]  2025-06-09 WP 3M   Liaison statement to Working Party 7D (copy to Working Parties 4A, 4C, 5A, 5B and 5D for information) - Update on propagation modelling for WRC-27 agenda item 1.16     AI1.16  
  [ 367 ]  - English -  Word 2025-06-09 [17:17]  61'642  octetos  
 
[ 366 ]  2025-06-09 WP 3M   Liaison statement to Working Party 7C (copy to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7B and 7D for information) - Update on propagation modelling for WRC-27 agenda item 1.17     AI1.17  
  [ 366 ]  - English -  Word 2025-06-09 [16:56]  36'058  octetos  
 
[ 365 ]  2025-06-09 WP 3M   Liaison statement to Working Parties 7C and 7D (copy to Working Parties 4A, 4C, 5A, 5B and 5C for information) - Update on propagation modelling for WRC-27 agenda item 1.18     AI1.18  
  [ 365 ]  - English -  Word 2025-06-09 [16:52]  33'677  octetos  
 
[ 363 ]  2025-05-29 WP 5B   Reply liaison statement to Working Party 4C - Protection of RNSS receivers operating in the frequency band 5 010-5 030 MHz from AM(R)S transmitters operating in the frequency band 5 030-5 091 MHz     N/A (no se aplica)  
  [ 363 ]  - English -  Word 2025-05-29 [15:26]  32'763  octetos  
 
[ 362 ]  2025-05-23 Director, BR   Additional information on the summary of conclusions of the 32nd meeting of the Radiocommunication Advisory Group for the attention of all ITU-R Study Groups and Working Parties     N/A (no se aplica)  
  [ 362 ]  - English -  Word 2025-05-23 [11:04]  38'026  octetos  
 
[ 361 ]  2025-05-20 WP 4A   Reply liaison statement to Working Parties 4B, 4C and 5A (copy for information to Study Groups 1, 5 and 7)     N/A (no se aplica)  
  [ 361 ]  - English -  Word 2025-05-20 [12:27]  35'688  octetos  
 
[ 360 ]  2025-05-16 WP 5B   Reply liaison statement to Working Party 4C - Technical information for sharing studies under WRC-27 agenda items 1.12 and 1.13     AI1.12, AI1.13  
  [ 360 ]  - English -  Word 2025-05-19 [08:24]  36'599  octetos  
 
[ 359 ]  2025-05-16 ITU-D SG2   Liaison statement from ITU-D Study Group 2 Question 2/2 to ITU-T Study Groups, ITU-R Working Parties and related organizations on final Report of Question 2/2 - ITU-D Study Group 2 Question 2/2: Enabling technologies for e-services and applications, including e-health and e-education     N/A (no se aplica)  
  [ 359 ] Part 1 - English -  PDF (acrobat) 2025-05-16 [11:14]  1'670'282  octetos  
  [ 359 ]  - English -  Word 2025-05-16 [11:14]  1'643'090  octetos  
 
[ 358 ]  2025-05-16 ITU-D SG1   Liaison statement from ITU-D Study Group 1 Question 3/1 to ITU-T Study Groups, ITU-R Working Parties, APT ASTAP and ETSI on use of telecommunications/ICTs for disaster risk reduction and management - ITU-D Study Group 1 Question 3/1: The use of telecommunications/ICTs for disaster risk reduction and management     N/A (no se aplica)  
  [ 358 ]  - English -  Word 2025-05-16 [11:05]  38'271  octetos  
 
[ 356 ]  2025-05-01 Chair, WP 4C   Report of the thirty-third meeting of Working Party 4C (Shanghai, China, 23 April - 2 May 2025)     N/A (no se aplica)  
  [ 356 ]  - English -  Word 2025-05-15 [09:28]  117'582  octetos Report of the thirty-third meeting of Working Party 4C (23 April -2 May 2025)  
  [ 356 ] Annex 16 - English -  Word 2025-05-15 [09:04]  5'036'522  octetos Working document in support of WRC-31 preliminary agenda item 2.9 - Technical characteristics and operational objectives of emerging RNSS systems  
  [ 356 ] Annex 10 - English -  Word 2025-05-08 [07:56]  5'343'660  octetos Working document on sharing and compatibility studies of possible new allocations to the MSS on WRC-27 agenda item 1.14  
  [ 356 ] Annex 17 - English -  Word 2025-05-08 [05:20]  176'244  octetos 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  
  [ 356 ] Annex 11 - English -  Word 2025-05-07 [11:08]  37'967  octetos Working document towards a preliminary draft CPM text for WRC-27 agenda item 1.14  
  [ 356 ] Annex 21 - English -  Word 2025-05-07 [10:45]  44'001  octetos Preliminary draft revision of Report ITU-R M.2305-0 - Consideration of aggregate radio frequency interference event potentials from multiple Earth exploration-satellite service systems on radionavigation-satellite service receivers operating in the 1 215-1 300 MHz frequency band  
  [ 356 ] Annex 22 - English -  Word 2025-05-07 [10:15]  37'855  octetos Draft revisions to Chapter 5 and 6 of the Handbook on satellite communications and technologies (Annex 18 to Document 4A/343)  
  [ 356 ] Annex 13 - English -  Word 2025-05-07 [10:11]  37'894  octetos Note fron the Chair of Working Party 4C to the Director of the Radiocommunication Bureau  
  [ 356 ] Annex 12 - English -  Word 2025-05-07 [10:06]  39'615  octetos Detailed workplan for WRC-27 agenda item 1.14  
  [ 356 ] Annex 20 - English -  Word 2025-05-07 [09:45]  34'693  octetos Preliminary proposal for the suppression of Recommendation ITU-R M.632-3 - Transmission characteristics of a satellite emergency position-indicating radio beacon (satellite EPIRB) system operating through geostationary satellites in the 1.6 GHz band  
  [ 356 ] Annex 19 - English -  Word 2025-05-07 [09:40]  49'434  octetos Draft elements for Working Party 4C Chair's Report - Text from WRC-23 Plenary for the attention of the ITU-R Working Parties that are either responsible for or contributing to studies relevant to items of the WRC-27 agenda or the WRC-31 preliminary agenda  
  [ 356 ] Annex 18 - English -  Word 2025-05-07 [09:35]  35'836  octetos Work plan for the revision of Recommendation ITU-R M.1184-3  
  [ 356 ] Annex 14 - English -  Word 2025-05-07 [08:39]  278'526  octetos 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  
  [ 356 ] Annex 15 - English -  Word 2025-05-07 [08:09]  162'268  octetos Preliminary draft revision to Recommendation ITU-R M.1787-5 - 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  
  [ 356 ] Annex 2 - English -  Word 2025-05-06 [17:40]  1'541'318  octetos 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)  
  [ 356 ] Annex 9 - English -  Word 2025-05-06 [17:23]  38'420  octetos Terms of Reference for Working Party 4C Correspondence Group on WRC-27 agenda item 1.13  
  [ 356 ] Annex 4 - English -  Word 2025-05-06 [17:08]  8'459'936  octetos Working document regarding WRC-27 agenda item 1.12 - Studies on low-data-rate non-GSO mobile-satellite systems in the mobile-satellite service  
  [ 356 ] Annex 8 - English -  Word 2025-05-06 [17:05]  41'205  octetos Work plan for WRC-27 agenda item 1.13  
  [ 356 ] Annex 7 - Part 01 - English -  Excel 2007 2025-05-06 [16:48]  25'713  octetos  
  [ 356 ] Annex 7 - English -  Word 2025-05-06 [16:48]  14'456'822  octetos Working document on sharing and compatibility studies under WRC-27 agenda item 1.13  
  [ 356 ] Annex 6 - English -  Word 2025-05-06 [16:09]  1'160'651  octetos Working document on the possible description and functionality of MSS systems for direct connectivity between space stations and IMT user equipment  
  [ 356 ] Annex 5 - English -  Word 2025-05-06 [15:00]  38'260  octetos Draft work plan for WRC-27 agenda item 1.12  
  [ 356 ] Annex 3 - English -  Word 2025-05-06 [13:11]  39'786  octetos Work plan for WRC-27 agenda item 1.11  
  [ 356 ] Annex 1 - English -  Word 2025-05-06 [12:17]  39'786  octetos Working document towards draft CPM text for WRC-27 agenda item 1.11  
 
[ ADM 36 ]  2025-05-01 Chair, WP 4C   Agenda for the closing Plenary meeting of Working Party 4C - Friday, 2 May 2025, from 1045 to 1700 hours (Shanghai Time) (Physical meeting with remote participation) (Room A)     N/A (no se aplica)  
  [ ADM 36 ] Revision 1 - English -  Word 2025-05-02 [11:52]  39'497  octetos  
 
[ 357 ]  2025-05-01 ITU-T SG3   Liaison statement on the provisional approval of a new work item on cost models for provisioning satellite internet connectivity services     N/A (no se aplica)  
  [ 357 ] Part 1 - English -  Word 2025-05-02 [09:40]  49'027  octetos  
  [ 357 ]  - English -  Word 2025-05-02 [09:39]  81'561  octetos  
 
[ 355 ]  2025-05-01 Director, BR   Final list of participants - Working Party 4C (Shanghai, China, 23 April - 2 May 2025)     N/A (no se aplica)  
  [ 355 ]  - English -  PDF (acrobat) 2025-05-06 [10:12]  190'370  octetos  
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