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ITU-R R23-WP5B Meeting Documents
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Results: 85 total items.
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[ 315 ]  2025-05-08 Chair, WP 5B   Report on the thirty-fourth meeting of Working Party 5B (Geneva, 29 April-8 May 2025)     N/A  
  [ 315 ] Chapter 2 - English -  Word 2025-06-12 [14:37]  55'222  bytes Meeting Report of Working Group Radiodetermination  
  [ 315 ] Chapter 3 - English -  Word 2025-06-12 [14:35]  63'918  bytes Meeting Report of Working Group 5B-2 Aeronautical  
  [ 315 ] Chapter 4 - English -  Word 2025-06-12 [14:33]  42'015  bytes Meeting report of Working Group 5B-3 on maritime  
  [ 315 ] Chapter 4 - Annex 4.10 - English -  Word 2025-06-11 [11:08]  1'300'763  bytes Working document towards a preliminary draft new Report ITU-R M.[VDES R-MODE] - Impact of the possible introduction of a range mode on the VHF data exchange system  
  [ 315 ] Chapter 2 - Annex 2.7 - English -  Word 2025-06-11 [11:08]  47'667  bytes Working document towards a preliminary draft new Recommendation ITU-R M.[24.45-24.65_GHZ_ARNS] - Characteristics of and protection criteria for radars operating in the radionavigation service in the frequency band 24.45-24.65 GHz  
  [ 315 ] Chapter 3 - Annex 3.1 - English -  Word 2025-06-11 [11:06]  334'206  bytes Working document towards a preliminary draft new Report ITU-R M.[MODERNIZATION OF HF AM(OR)S] - Technical characteristics, protection criteria, and compatibility and sharing studies for the modernization of high-frequency systems operating in the aeronautical mobile (OR) service within 3.025 to 18.030 MHz  
  [ 315 ] Chapter 2 - Annex 2.9 - English -  Word 2025-06-11 [11:04]  5'127'371  bytes Working document towards a preliminary draft new Report ITU-R M.[RLS_231.5-700GHz] - Frequency bands, technical characteristics, and protection criteria for sharing and compatibility studies in support of possible allocation/identification for the radiolocation service in the frequency range 231.5-700 GHz  
  [ 315 ] Chapter 2 - Annex 2.3 - English -  Word 2025-06-11 [11:03]  4'665'047  bytes Working document towards a preliminary draft new Report ITU-R M.[RLS_AMS_ANTENNAS] - Antenna radiation patterns of radiodetermination radar and aeronautical mobile systems  
  [ 315 ] Chapter 2 - Annex 2.2 - English -  Word 2025-06-11 [11:01]  95'265  bytes Working document towards a preliminary draft new Report ITU-R M.[PULSED INTERFERENCES] - Studies on the radar protection criteria for the pulsed interferences  
  [ 315 ] Chapter 2 - Annex 2.6 - English -  Word 2025-06-11 [10:34]  121'798  bytes Working document towards a preliminary draft new Recommendation ITU-R M.[15.4-15.7_GHZ_ARNS] - Characteristics of and protection criteria for [airborne] detect and avoid radars and aircraft landing systems operating in the aeronautical radionavigation service in the frequency band 15.4-15.7 GHz  
  [ 315 ] Chapter 3 - Annex 3.2 - English -  Word 2025-06-11 [10:10]  181'775  bytes Preliminary draft new Recommendation ITU-R M[AM(R)S_AMS(R)S_CHAR_5GHZ] - Characteristics and Protection Criteria of Terrestrial and Satellite Unmanned Aircraft System Control and Non-Payload Communications Links operating in the aeronautical mobile (route)  
  [ 315 ] Chapter 2 - Annex 2.4 - English -  Word 2025-06-11 [10:05]  3'296'015  bytes Preliminary draft new Report ITU-R M.[FOD_EESS_SHARE] - Sharing and compatibility studies between foreign object debris detection system and other services in the frequency ranges 92-100 GHz  
  [ 315 ] Chapter 3 - Annex 3.3 - English -  Word 2025-06-11 [09:34]  51'676  bytes Preliminary draft new Recommendation ITU-R M.[AMRS-VDL] - Characteristics and protection [criteria] for the International Civil Aviation Organization standardized VHF datalink Mode 2 systems operating in the aeronautical mobile (route) service in the frequency band 136-137 MHz  
  [ 315 ] Chapter 5 - English -  Word 2025-06-06 [08:48]  1'475'862  bytes Summary of documents addressed  
  [ 315 ] Chapter 1 - English -  Word 2025-06-05 [11:21]  76'514  bytes Report on the thirty-fourth meeting of Working Party 5B (Geneva, Switzerland, 29 April - 8 May 2025)  
  [ 315 ] Chapter 3 - Annex 3.8 - English -  Word 2025-06-03 [10:27]  101'887  bytes Working document towards preliminary draft revision of Recommendation ITU-R M.2089-0 - Technical characteristics and protection criteria for aeronautical mobile service systems in the frequency range 14.5-15.35 GHz  
  [ 315 ] Chapter 4 - Annex 4.2 - English -  Word 2025-05-21 [10:34]  57'753  bytes Preliminary draft revision of Recommendation ITU-R M.585-9 - Assignment and use of identities in the maritime mobile service  
  [ 315 ] Chapter 4 - Annex 4.6 - English -  Word 2025-05-21 [10:22]  2'760'287  bytes Preliminary draft revision of Recommendation ITU-R M.2058-1 - Characteristics of a digital system, referred to as navigational data for broadcasting maritime safety and security related information from shore-to-ship in the maritime HF frequency band  
  [ 315 ] Chapter 4 - Annex 4.5 - English -  Word 2025-05-21 [10:17]  3'557'897  bytes Preliminary draft revision of Recommendation ITU-R M.2010-2 - Characteristics of a digital system, referred to as navigational data for broadcasting maritime safety and security related information from shore-to-ship in the 500 kHz band  
  [ 315 ] Chapter 4 - Annex 4.9 - English -  Word 2025-05-19 [17:04]  452'884  bytes Working document towards a preliminary draft revision of Report ITU-R M.2231-1 - Use of Appendix 18 to the Radio Regulations for the maritime mobile service  
  [ 315 ] Chapter 4 - Annex 4.8 - English -  Word 2025-05-16 [15:14]  196'774  bytes Working document towards a preliminary draft revision of Recommendation ITU-R M.2135-1 - Technical and operational characteristics of autonomous maritime radio devices operating in the frequency band 156-162.05 MHz  
  [ 315 ] Chapter 4 - Annex 4.7 - English -  Word 2025-05-16 [14:38]  22'185'958  bytes Preliminary draft revision of Recommendation ITU-R M.2092-1 - Technical characteristics for a VHF data exchange system in the VHF maritime mobile band  
  [ 315 ] Chapter 4 - Annex 4.3 - English -  Word 2025-05-16 [11:48]  38'798  bytes Working document toward a preliminary draft revision of Recommendation ITU-R M.1080 - Digital selective calling system enhancement for multiple equipment installations  
  [ 315 ] Chapter 4 - Annex 4.1 - English -  Word 2025-05-16 [11:40]  41'722  bytes Working document towards a revision of Recommendation ITU-R M.489-2 - Technical characteristics of VHF radiotelephone equipment operating in the maritime mobile service in channels spaced by 25 kHz  
  [ 315 ] Chapter 3 - Annex 3.5 - English -  Word 2025-05-16 [10:37]  76'379  bytes Working document towards a preliminary draft revision of Recommendation ITU-R M.2085-01 - Technical conditions for the use of wireless avionics intra-communication systems operating in the aeronautical mobile (R) service in the frequency band 4 200-4 400 MHz  
  [ 315 ] Chapter 3 - Annex 3.4 - English -  Word 2025-05-16 [10:05]  45'174  bytes Working document towards a preliminary draft new Recommendation ITU-R M.[ARNS-AMRS-AMS(R)S 960-1215 MHZ] - Characteristics and protection criteria for the aviation systems operating in the aeronautical radionavigation service, the aeronautical mobile (route) service, and the aeronautical mobile satellite (route) service in the frequency band 960-1 215 MHz  
  [ 315 ] Chapter 3 - Annex 3.7 - English -  Word 2025-05-15 [14:26]  331'805  bytes Working document towards a preliminary draft revision of Recommendation ITU-R M.2116-0 - Technical characteristics and protection criteria for the aeronautical mobile service systems operating within the 4 400-4 990 MHz frequency range  
  [ 315 ] Chapter 3 - Annex 3.6 - English -  Word 2025-05-15 [13:35]  733'084  bytes Working document towards a preliminary draft new Report iTU-R M.[ITU-R M.2059 COMPARISON]  
  [ 315 ] Chapter 2 - Annex 2.11 - English -  Word 2025-05-15 [11:23]  72'052  bytes Working document with elements towards preliminary draft revision of Recommendation ITU-R M.1644  
  [ 315 ] Chapter 2 - Annex 2.8 - English -  Word 2025-05-15 [10:15]  137'227  bytes Preliminary draft revision of Recommendation ITU-R M.1638-1 - Characteristics of and protection criteria for sharing studies for radiolocation (except ground based meteorological radars) and aeronautical radionavigation radars operating in the frequency bands between 5 250 and 5 850 MHz  
  [ 315 ] Chapter 2 - Annex 2.5 - English -  Word 2025-05-15 [08:53]  2'708'238  bytes Working document towards a Handbook ITU-R M. [HDBK_STATUS.SPECTRUM.RPAS_DAA] - Handbook on status of availability of spectrum for detect-and-avoid radars [onboard] remotely piloted aircraft  
  [ 315 ] Chapter 2 - Annex 2.1 - English -  Word 2025-05-14 [13:59]  505'727  bytes Working document towards draft revised Recommendation ITU-R M.1796-3 - Characteristics of and protection criteria for radars operating in the radiodetermination service in the frequency band 8 500-10 680 MHz  
  [ 315 ] Chapter 4 - Annex 4.4 - English -  Word 2025-05-13 [11:02]  2'087'571  bytes Preliminary draft revision of Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple access in the VHF maritime mobile frequency band  
 
[ 338 ]  2025-06-10 WP 3M   Liaison statement to Working Party 4A (copy to Working Parties 4B, 5A, 5B, 5C and 7C for information) - Update on propagation modelling for WRC-27 agenda item 1.4     AI1.4  
  [ 338 ]  - English -  Word 2025-06-10 [12:42]  38'009  bytes  
 
[ 337 ]  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  
  [ 337 ]  - English -  Word 2025-06-10 [11:58]  40'528  bytes  
 
[ 336 ]  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  
  [ 336 ]  - English -  Word 2025-06-10 [11:46]  38'145  bytes  
 
[ 335 ]  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  
  [ 335 ]  - English -  Word 2025-06-10 [11:39]  38'335  bytes  
 
[ 334 ]  2025-06-10 WP 3J   Liaison statement to Working Party 7C (copy to Working Party 5B for information) - Application of Recommendation ITU-R P.2146 in studies under WRC-27 agenda item 1.19     AI1.19  
  [ 334 ]  - English -  Word 2025-06-10 [11:11]  54'277  bytes  
 
[ 333 ]  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  
  [ 333 ]  - English -  Word 2025-06-10 [10:18]  41'445  bytes  
 
[ 332 ]  2025-06-09 WPs 3K and 3M   Liaison statement to Working Party 4A (copy to Working Parties 5A, 5B, 5C, 5D, 7C and 7D for information) - Update on propagation modelling for WRC-27 agenda item 1.1     AI1.1  
  [ 332 ]  - English -  Word 2025-06-10 [09:19]  44'861  bytes  
 
[ 331 ]  2025-06-09 WP 3M   Liaison statement to Working Parties 4A and 5B (copy to Working Parties 5A, 5C, 7A, 7B and 7C for information) - Update on propagation modelling for WRC-27 agenda item 1.2     AI1.2  
  [ 331 ]  - English -  Word 2025-06-10 [09:25]  39'886  bytes  
 
[ 330 ]  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  
  [ 330 ]  - English -  Word 2025-06-10 [08:41]  33'756  bytes  
 
[ 329 ]  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  
  [ 329 ]  - English -  Word 2025-06-09 [17:18]  61'642  bytes  
 
[ 328 ]  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  
  [ 328 ]  - English -  Word 2025-06-09 [16:59]  36'058  bytes  
 
[ 327 ]  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  
  [ 327 ]  - English -  Word 2025-06-09 [16:53]  33'677  bytes  
 
[ 326 ]  2025-06-09 WP 3M   Liaison statement to Working Party 7C (copy to Working Parties 4A, 5A, 5B, 5C, 5D and 7B for information) - Update on propagation modelling for WRC-27 agenda item 1.19     AI1.19  
  [ 326 ]  - English -  Word 2025-06-09 [16:55]  48'342  bytes  
 
[ 325 ]  2025-06-04 WP 5A   Liaison statement to Working Party 5D - (copy to Working Party 5B for information) Development of a draft new Report ITU-R M.[IMT.ATG] - Systems for non-safety air-ground communications (excluding UAS) using terrestrial IMT and other land mobile technologies     N/A  
  [ 325 ]  - English -  Word 2025-06-04 [09:54]  1'768'722  bytes  
 
[ 324 ]  2025-06-02 WP 4A   Reply liaison statement to Working Party 7C on WRC-27 agenda item 1.19 (copy to Working Parties 5A and 5B for information) - Technical and operational characteristics of FSS systems for sharing and compatibility studies on WRC-27 agenda item 1.19     AI1.19  
  [ 324 ]  - English -  Word 2025-06-02 [12:04]  133'246  bytes  
 
[ 323 ]  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  
  [ 323 ]  - English -  Word 2025-05-23 [11:05]  38'026  bytes  
 
[ 322 ]  2025-05-20 WP 4A   Reply liaison statement to Working Parties 5A, 5B, 5C and 7C - WRC-27 agenda item 1.4     AI1.4  
  [ 322 ]  - English -  Word 2025-05-20 [12:20]  43'533  bytes  
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