Contributions  |
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Number
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Title
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Source
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AI/Question
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Date
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[ 393 ]
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Proposed revision to preliminary draft revision of Recommendation ITU-R M.2092-1 - Technical characteristics for a VHF data exchange system in the VHF maritime mobile band
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China
|
|
2025-11-06 |
|
[ 392 ]
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Proposals for the revision to Recommendation ITU-R M.541-11 - Operational procedures for the use of digital selective calling equipment in the maritime mobile service
|
China
|
|
2025-11-06 |
|
[ 391 ]
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Proposals for the revision of Recommendation ITU-R M.585-9 - Assignment and use of identities in the maritime mobile service
|
China
|
|
2025-11-06 |
|
[ 390 ]
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Proposals for the revision of Report ITU-R M.2027 - Engineering guidance for operators to upgrade shore based facilities to operate the global maritime distress and safety system in the A1, A2 and A3/A4 sea areas
|
China
|
|
2025-11-06 |
|
[ 389 ]
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Proposals for 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
|
China
|
|
2025-11-06 |
|
[ 388 ]
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Proposal on updating of recommendation ITU-R M.628-5 - Technical characteristics for search and rescue radar transponders
|
China
|
|
2025-11-06 |
|
[ 387 ]
|
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
|
China
|
|
2025-11-06 |
|
[ 386 ]
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Modifications to the working document towards a preliminary draft new Report ITU-R M.[RLS_231.5-700 GHZ] - Description and operational systems characteristics of non-destructive inspection radar to operate in the frequency band 231.5-700 GHz
|
China
|
AI1.8
|
2025-11-06 |
|
[ 385 ]
|
Elements for discussion with respect to radio altimeter under WRC-27 agenda item 1.7
|
China
|
AI1.7
|
2025-11-06 |
|
[ 384 ]
|
Comparative analysis report of Digital Mobile Radio and Digital Private Mobile Radio used for VHF digitization - Comparative analysis report of DMR and dPMR for VHF digitization
|
China
|
|
2025-11-06 |
|
[ 383 ]
|
Considerations on vertical standoff distance from cellular antenna in off-nominal scenario for radio altimeters - WRC-27 agenda item 1.7
|
International Air Transport Association
|
AI1.7
|
2025-11-05 |
|
[ 382 ]
|
Liaison statement to ITU-R Working Party 5B on preliminary draft revision of Recommendation ITU-R M.585-9
|
International Satellite System for Search and Rescue
|
|
2025-11-05 |
|
[ 381 ]
|
Draft liaison statement to ITU-R Working Party 5D - Compatibility of the aeronautical radionavigation service (RR No. 5.438) operating in the frequency band 4 200-4 400 MHz and IMT operating in the frequency band 4 400-4 800 MHz
|
France
|
AI1.7
|
2025-11-05 |
|
[ 380 ]
|
Update and considerations on preliminary draft revision of Recommendations ITU-R M.2116 and ITU-R M.2089
|
France
|
AI1.7
|
2025-11-05 |
|
[ 379 ]
|
Update and considerations on preliminary draft revision of Recommendation ITU-R M.1644
|
France
|
|
2025-11-05 |
|
[ 378 ]
|
[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
|
France
|
|
2025-11-05 |
|
[ 377 ]
|
Working document towards a draft CPM report to WRC-27 on agenda item 1.9 - Agenda item 1.9
|
France
|
AI1.9
|
2025-11-05 |
|
[ 376 ]
|
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
|
France
|
|
2025-11-05 |
|
[ 375 ]
|
Working document towards a preliminary draft new Recommendation ITU-R M.[ARNS-AM(R)S-AMS(R)S 960-1 215 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
|
France
|
|
2025-11-05 |
|
[ 374 ]
|
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
|
France
|
|
2025-11-05 |
|
[ 373 ]
|
Preliminary draft new Recommendation ITU-R M.[AM(R)S_AMS(R)S_CHAR_5 GHZ] - 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
|
France
|
|
2025-11-05 |
|
[ 372 ]
|
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
|
France
|
|
2025-11-05 |
|
[ 371 ]
|
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
|
France
|
|
2025-11-05 |
|
[ 370 ]
|
Draft reply liaison statement to Working Party 4C - Protection of RNSS receivers operating in 5 010-5 030 MHz from AM(R)S transmitters operating in 5 030-5 091 MHz
|
France
|
|
2025-11-05 |
|
[ 369 ]
|
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
|
France
|
|
2025-11-05 |
|
[ 368 ]
|
Working document towards a preliminary draft revision of Recommendation ITU-R M.2085-0 - 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
|
France
|
|
2025-11-05 |
|
[ 367 ]
|
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
|
France
|
|
2025-11-05 |
|
[ 366 ]
|
Proposed revisions to the 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
|
European Space Agency (ESA)
|
|
2025-11-05 |
|
[ 365 ]
|
Proposals for revision of Recommendation ITU-R M.1462-1 - Characteristics of and protection criteria for radars operating in the radiolocation service in the frequency range 420-450 MHz
|
Russian Federation
|
|
2025-11-05 |
|
[ 364 ]
|
Proposals for reply liaison statement to Working Party 7B - Sharing and compatibility studies between space research service (space-to-space) and radiolocation service under WRC-27 agenda item 1.15
|
Russian Federation
|
AI1.15
|
2025-11-05 |
|
[ 363 ]
|
Revision of working document towards a preliminary draft new Report ITU-R M.[RLS_231.5-700 GHZ] - 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
|
Russian Federation
|
AI1.8
|
2025-11-05 |
|
[ 362 ]
|
Revision of working document towards a preliminary draft new Report ITU-R M.[RLS_AMS_ANTENNAS] - Antenna radiation patterns of radiodetermination radar and aeronautical mobile systems
|
Russian Federation
|
|
2025-11-05 |
|
[ 361 ]
|
Definition of small UAVs
|
Brazil
|
|
2025-11-04 |
|
[ 360 ]
|
Proposed updates to 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
|
Canada
|
|
2025-11-04 |
|
[ 359 ]
|
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
|
Canada
|
|
2025-11-04 |
|
[ 358 ]
|
Proposal on the revisions of working document towards a preliminary draft new Report ITU-R M.[RLS_231.5-700 GHZ]
|
Japan
|
|
2025-11-04 |
|
[ 357 ]
|
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
|
Germany
|
|
2025-11-04 |
|
[ 356 ]
|
Working document towards a preliminary draft new Report ITU-R M.[RLS_231.5-700 GHZ] - 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
|
Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science (IUCAF)
|
AI1.8
|
2025-11-03 |
|
[ 355 ]
|
Characteristics for MSS (Earth-to-space) in the band 1 645.5-1 646.5 MHz
|
France
|
AI1.12
|
2025-11-03 |
|
[ 354 ]
|
Proposed liaison statement to IMO and ICAO on the development of joint guidelines or handbook for the assignment and use of frequencies by maritime, and aeronautical services
|
Saudi Arabia
|
|
2025-11-02 |
|
[ 353 ]
|
Reply liaison statement to Working Party 5B - Protection of RNSS receivers operating in 5 010-5 030 MHz from AM(R)S transmitters operating in 5 030-5 091 MHz
|
WP 4C
|
|
2025-10-31 |
|
[ 352 ]
|
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
|
China
,
France
|
|
2025-10-27 |
|
[ 351 ]
|
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
|
China
,
France
|
|
2025-10-27 |
|
[ 350 ]
|
Report of the twenty-first meeting of the joint IMO/ITU experts group on maritime radiocommunication matters
|
International Maritime Organization
|
|
2025-10-22 |
|
[ 349 ]
|
Liaison statement to Working Party 5B on parameters for maritime and aeronautical mobile services in bands under WRC-27 agenda item 1.18 (resolves 1)
|
WP 7C
|
|
2025-09-29 |
|
[ 348 ]
|
Reply liaison statement to Working Party 5B - Preliminary draft new Report ITU-R M.[FOD_EESS_SHARE]
|
WP 7C
|
|
2025-09-29 |
|
[ 347 ]
|
Liaison statement to ITU-R Working Parties 3J, 4A, 4C, 5A, 5B, 5C, 5D, 7A, 7C and 7D - Progress of activities relating to WRC-27 agenda item 1.15
|
WP 7B
|
AI1.15
|
2025-09-26 |
|
[ 346 ]
|
Liaison statement to ITU-R Working Parties 4A, 4C, 5B and 5C - Relevant technical information to support studies under WRC-27 agenda item 1.15
|
WP 7B
|
|
2025-09-26 |
|
[ 345 ]
|
Reply liaison statement to ITU-T Study Group 5 and CENELEC TC 219 on Developments with low frequency powerline communications (mains communication equipment) (copy to ITU-T Study Group 15, CENELEC TC 210 and ITU-R Working Parties 1A and 5B for information)
|
WP 6A
|
|
2025-09-16 |
|
[ 344 ]
|
Liaison statement to Working Party 5B (copy to Working Parties 3L, 5C, and 7A) - Clarification of parameters for the protection of the HF Broadcasting service relative to WRC-27 agenda item 1.9
|
WP 6A
|
AI1.9
|
2025-09-16 |
Results:443 total items.
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