Contributions  |
|
Number
|
Title
|
Source
|
AI/Question
|
Date
|
|
[ 338 ]
|
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
|
WP 3M
|
AI1.4
|
2025-06-10 |
|
[ 337 ]
|
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
|
WPs 3K and 3M
|
AI1.7
|
2025-06-10 |
|
[ 336 ]
|
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
|
WP 3J
|
AI1.15
|
2025-06-10 |
|
[ 335 ]
|
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
|
WP 3M
|
AI1.10
|
2025-06-10 |
|
[ 334 ]
|
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
|
WP 3J
|
AI1.19
|
2025-06-10 |
|
[ 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.1-5 |
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 |
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