Contributions
Numéro
Titre
Source
AI/Question
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AI1.1
AI1.10
AI1.11
AI1.12
AI1.13
AI1.14
AI1.15
AI1.16
AI1.17
AI1.18
AI1.19
AI1.2
AI1.4
AI1.6
AI1.7
AI1.8
AI1.9
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Date
[ 333 ]
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
WP 3M
AI1.14 , AI1.13 , AI1.12 , AI1.11
2025-06-10
[ 332 ]
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
WPs 3K and 3M
AI1.1
2025-06-09
[ 331 ]
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
WP 3M
AI1.2
2025-06-09
[ 330 ]
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
WPs 3J, 3K and 3M
AI1.8
2025-06-09
[ 329 ]
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
WP 3M
AI1.16
2025-06-09
[ 328 ]
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
WP 3M
AI1.17
2025-06-09
[ 327 ]
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
WP 3M
AI1.18
2025-06-09
[ 326 ]
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
WP 3M
AI1.19
2025-06-09
[ 325 ]
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
WP 5A
2025-06-04
[ 324 ]
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
WP 4A
AI1.19
2025-06-02
[ 323 ]
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
Director, BR
2025-05-23
[ 322 ]
Reply liaison statement to Working Parties 5A, 5B, 5C and 7C - WRC-27 agenda item 1.4
WP 4A
AI1.4
2025-05-20
[ 321 ]
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
ITU-D SG2
2025-05-16
[ 320 ]
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
ITU-D SG1
2025-05-16
[ 319 ]
Liaison statement from ITU-D Study Group 2 Question 7/2 to ITU-T Study Group 5 and ITU-R Working Parties 1C, 4A, 5A 5B, 5C, 5D and 6A on the Question 7/2 2025 final Report - ITU-D Study Group 2 Question 7/2: Strategies and policies concerning human exposure to electromagnetic fields
ITU-D SG2
2025-05-16
[ 318 ]
Liaison statement to Working Parties 3L, 3M, 4A, 4B, 5A, 5B, 5C, 5D, 7B, 7C, and 7D regarding progress of work on WRC-27 agenda item 1.11
WP 4C
AI1.11
2025-05-12
[ 317 ]
Reply liaison statement on WRC-27 agenda item 1.18 to Working Party 7C (copy for information to Working Parties 4A, 5A and 5B)
WP 4C
AI1.18
2025-05-12
[ 316 ]
Reply liaison statement to Working Party 7D - (copy to Working Parties 3J, 3M, 4A, 5A, 5B and 5D for information) - Technical information to support studies under WRC-27 agenda item 1.16
WP 4C
AI1.16
2025-05-12
[ 315 ] +Ch.2-5
Report on the thirty-fourth meeting of Working Party 5B (Geneva, 29 April-8 May 2025)
Chair, WP 5B
2025-05-08
[ 314 ]
List of participants - Working Party 5B (Geneva, 29 April-8 May 2025)
Director, BR
2025-05-08
[ 313 ]
Liaison statement to Working Party 5B - Technical information for sharing studies under WRC-27 agenda items 1.12 and 1.13
WP 4C
AI1.13 , AI1.12
2025-05-02
[ 312 ]
Reply liaison statement to Working Party 5B - 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
WP 4C
2025-05-02
[ 311 ]
List of documents issued (Documents 5B/216 - 5B/311)
BR, Study Groups Department
2025-04-25
[ 310 ]
Consideration on characteristics of adjacent services to the 4 400-4 800 MHz band for compatibility studies under WRC-27 agenda item 1.7
GSM Association
AI1.7
2025-04-17
[ 309 ]
Operational considerations and relevant technical characteristics for radio altimeters in the frequency band 4 200-4 400 MHz
GSM Association
2025-04-17
[ 308 ]
Compatibility between EESS (passive) and radiolocation under WRC-27 agenda item 1.8
European Organisation for the Exploitation of Meteorological Satellite
AI1.8
2025-04-17
[ 307 ]
Relevant technical information to support studies under WRC-27 agenda item 1.2.
South Africa
,
Nigeria
AI1.2
2025-04-17
[ 306 ]
Considerations on Radio Altimeter (RA) and Wireless Avionics Intra-Communication (WAIC) co-existence studies
Sweden
AI1.7
2025-04-17
[ 305 ]
Draft reply liaison statement to Working Party 4A - WRC-27 agenda item 1.2
France
AI1.2
2025-04-17
[ 304 ]
Working document toward a preliminary draft revision of Recommendation ITU-R M.1644 - Technical and operational characteristics, and criteria for protecting the mission of radars in the radiolocation and radionavigation service operating in the frequency band 13.75-14 GHz
France
2025-04-17
[ 303 ]
Proposed changes to working document towards a preliminary draft revision of Recommendation ITU-R M.1644-1 - Technical and operational characteristics, and criteria for protecting the mission of radars in the radiolocation and radionavigation service operating in the frequency band 13.75-14 GHz
Mexico
AI1.2
2025-04-16
[ 302 ]
Proposed reply liaison statement (from Working Party 5B) to Working Party 4A on WRC-27 agenda item 1.2
Mexico
AI1.2
2025-04-16
[ 301 ]
Working document towards a preliminary draft new Report ITU-R M.[RLS_231.5-700GHZ] - Studies on possible new additional allocations to the radiolocation service on a primary basis in the frequency range 231.5-275 GHz, and possible new identifications for radiolocation service applications in frequency bands within the frequency range 275-700 GHz
United States
AI1.8
2025-04-17
[ 300 ]
Working document towards a preliminary draft new Recommendation ITU-R M.[ARNS-AMRS 960-1215 MHZ] - Characteristics and protection criteria for the aviation systems operating in the aeronautical radionavigation service and the aeronautical mobile (route) service in the frequency band 960-1 215 MHz
United States
2025-04-17
[ 299 ]
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
United States
2025-04-17
[ 298 ]
Working document towards a preliminary draft new Report ITU-R M.[ITU-R M.2059 COMPARISON] - Comparison of ITU-R M.2059 with measured radio altimeter data
United States
2025-04-17
[ 297 ]
Working document toward preliminary draft revision of Recommendation ITU-R M.2089 - Technical characteristics and protection criteria for aeronautical mobile service systems in the frequency range 14.5-15.35 GHz
United States
2025-04-17
[ 296 ]
Working document towards a preliminary draft revision to 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
United States
2025-04-17
[ 295 ]
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
United States
2025-04-17
[ 294 ]
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 the aeronautical mobile (OR) service allocated to that service between the frequency range 3.025 to 18.030 MHz
United States
2025-04-17
[ 293 ]
Draft reply liaison statement to Working Party 4A - Relevant technical information to support studies under WRC-27 agenda item 1.2
United States
AI1.2
2025-04-17
[ 292 ]
Proposed update to 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
United States
2025-04-17
[ 291 ]
Characteristics of and protection criteria for radars operating in the radionavigation service in the frequency band 24.45-24.65 GHz
United States
2025-04-17
[ 290 ]
Characteristics of and protection criteria for radars operating in the aeronautical radionavigation service in the frequency band 15.4-15.7 GHz
United States
2025-04-17
[ 289 ]
Additional information on WAIC
United States
AI1.7
2025-04-17
[ 288 ]
Draft liaison statement to Working Party 5D on WRC-27 agenda item 1.7
United States
AI1.7
2025-04-17
[ 287 ]
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) service and aeronautical mobile satellite (R) service in the band 5 030-5 091 MHz
United States
2025-04-17
[ 286 ]
Preliminary draft revision of Recommendation ITU-R M.2092-1 - Technical characteristics for a VHF data exchange system in the VHF maritime mobile band
United States
2025-04-17
[ 285 ]
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
United States
2025-04-17
[ 284 ]
Working document toward a preliminary draft revision of Recommendation ITU-R M.1080-0 - Digital selective calling system enhancement for multiple equipment installations
United States
2025-04-17
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