Contributions  |
|
Numéro
|
Titre
|
Source
|
AI/Question
|
Date
|
|
[ 566 ]
|
Sharing and compatibility studies between MSS and IMT in the 2 010-2 025 MHz frequency band
|
Russian Federation
|
AI1.14
|
2026-04-08 |
|
[ 565 ]
|
Working document towards draft CPM text to WRC-27 agenda item 1.14
|
Russian Federation
|
AI1.14
|
2026-04-08 |
|
[ 564 ]
|
Sharing and compatibility studies between DC-MSS-IMT in the 2 110-2 170 MHz frequency band and SRS (deep space) in the 2 110-2 120 MHz frequency band
|
Russian Federation
|
AI1.13
|
2026-04-08 |
|
[ 563 ]
|
Proposed amendments to working document on sharing and compatibility studies under WRC-27 agenda item 1.13 with respect to digital mobile communication systems operating in the 2 110-2 170 MHz frequency band
|
Russian Federation
|
AI1.13
|
2026-04-08 |
|
[ 562 ]
|
Proposed edits to the working document on sharing and compatibility studies under WRC-27 agenda item 1.13
|
Russian Federation
|
AI1.13
|
2026-04-08 |
|
[ 561 ]
|
Studies with regards to overlapping frequency bands considered in WRC-27 agenda items 1.12 and 1.13
|
Russian Federation
|
AI1.13, AI1.12
|
2026-04-08 |
|
[ 560 ]
|
Working document towards draft CPM text to WRC-27 agenda item 1.13
|
Russian Federation
|
AI1.13
|
2026-04-08 |
|
[ 559 ]
|
Proposed changes to working document regarding WRC-27 agenda item 1.12
|
Russian Federation
|
AI1.12
|
2026-04-08 |
|
[ 558 ]
|
Proposed changes to the working document towards draft CPM text for WRC-27 agenda item 1.11 in the frequency bands 1 525-1 544 MHz, 1 545-1 559 MHz and 1 626.5-1 645.5 MHz, 1 646.5-1 660 MHz
|
Russian Federation
|
AI1.11
|
2026-04-08 |
|
[ 557 ]
|
Proposed updates to working document towards draft CPM text for WRC-27 agenda item 1.11 regarding frequency band 1 610-1 626.5 MHz
|
Russian Federation
|
AI1.11
|
2026-04-08 |
|
[ 556 ]
|
Proposed updates to the working document regarding RDSS (section 5.2.2), ARNS (section 5.2.3), ARNSS (section 5.2.4) on WRC-27 agenda item 1.11
|
Russian Federation
|
AI1.11
|
2026-04-08 |
|
[ 555 ]
|
Proposed modifications to working document towards draft CPM text and draft new Resolution for WRC-27 agenda item 1.13
|
Korea (Rep. of)
|
AI1.13
|
2026-04-07 |
|
[ 554 ]
|
Proposed modification of working document towards draft CPM text for WRC-27 agenda item 1.13
|
Japan
,
France
|
AI1.13
|
2026-04-06 |
|
[ 553 ]
|
Working document towards a preliminary draft revision of Recommendation ITU-R M.1316
|
Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science (IUCAF)
|
|
2026-04-06 |
|
[ 552 ]
|
Investigation of interference scenarios between the envisaged single DC-MSS-IMT system and terrestrial IMT networks - WRC-27 agenda item 1.13
|
Iran (Islamic Republic of)
|
AI1.13
|
2026-03-27 |
|
[ 551 ]
|
Liaison statement to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7B and 7D regarding progress of work - WRC-27 agenda item 1.17
|
WP 7C
|
AI1.17
|
2026-03-26 |
|
[ 550 ]
|
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
|
2026-03-26 |
|
[ 549 ]
|
Reply liaison statement to Working Party 4C studies on WRC-27 agenda item 1.13
|
WP 7B
|
AI1.13
|
2026-03-26 |
|
[ 548 ]
|
Liaison statement to Working Parties 4A, 4C, 5A, 5B and 5C regarding progress of work on WRC-27 agenda item 1.18
|
WP 7C
|
AI1.18
|
2026-03-19 |
|
[ 547 ]
|
Reply liaison statement to Working Party 4C - Updates regarding Working Party 7C consideration of RNSS-related comments on new Report ITU-R RS.[AGG_EESS_SAR-RNSS]
|
WP 7C
|
|
2026-03-18 |
|
[ 546 ]
|
Updates to preliminary draft revision to Recommendation ITU-R M.1787-[6] - 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
|
United Arab Emirates
|
Q288/4, Q217/4
|
2026-03-16 |
|
[ 545 ]
|
Preliminary position on WRC-27 agenda
|
World Meteorological Organization
|
AI1.14, AI1.13, AI1.12, AI1.11
|
2026-02-18 |
|
[ 544 ]
|
Reply liaison statement to the Coordination Committee for Terminology (CCT) (copy to ITU-T Study Group 5, ITU-R Working Parties 4C, 5A, 5B and 6A) - Comments on the term "mobile telecommunication terminal" and its definition developed by ITU-T Study Group 5
|
WP 5D
|
|
2026-02-13 |
|
[ 543 ]
|
Draft working document for the Handbook on Satellite Communications and Technologies
|
MEASAT Satellite Systems Sdn. Bhd.
|
|
2026-02-12 |
|
[ 542 ]
(Rev.1) |
Analysis of work plan of WRC-27 agenda item 1.13
|
Chair, WP 4C
|
AI1.13
|
2026-02-09 |
|
[ 541 ]
|
Further information on the use of the Conference Proposal Interface (CPI) for the preparation of examples of regulatory texts for the draft CPM Report to WRC-27
|
Director, BR
|
|
2026-01-27 |
|
[ 540 ]
|
Reply liaison statement to ITU-R Working Parties 4A, 4B, 4C, 5A, 5C, 5D and 6A (copy to ITU-T Study Groups 5, 13 and 15) - Validation of the terms "mesh network" and "multiple-input and multiple-output (MIMO)"
|
CCT
|
|
2026-01-20 |
|
[ 539 ]
|
Liaison statement on NTN in TN spectrum
|
Alliance for Telecommunications Industry Solutions
|
|
2026-01-16 |
|
[ 538 ]
|
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
|
WP 5B
|
|
2025-12-17 |
|
[ 537 ]
|
Liaison statement to Working Party 4C (copy to the International Maritime Organization for information) - Characteristics for MSS (Earth-to-space) in the band 1 645.5-1 646.5 MHz
|
WP 5B
|
AI1.12
|
2025-12-17 |
|
[ 536 ]
|
Reply liaison statement to ITU-R Working Party 7B (copy for information to Working Parties 4A, 4C and 5B) - Relevant technical information to support studies under WRC-27 agenda item 1.15
|
WP 5C
|
|
2025-12-16 |
|
[ 535 ]
+Ch.1-17 |
Working document towards a draft new Handbook on Satellite Communications and Technologies
|
Editor, Satellite Communications and Technologies Handbook
|
|
2025-12-10 |
|
[ 534 ]
|
Reply liaison statement to CCT (copy to ITU-T Study Groups 5, 13 and 15 and ITU-R Working Parties 4A, 4B, 4C, 5C, 5D, and 6A for information) - Terminology "multiple-input and multiple-output (MIMO)" and "mesh networks"
|
WP 5A
|
|
2025-12-08 |
|
[ 533 ]
|
Liaison statement to Working Party 4C - Information on non-GSO MSS satellite systems as support for WRC-27 agenda item 1.5
|
WP 4A
|
AI1.5
|
2025-11-13 |
|
[ 532 ]
|
Reply liaison statement on work items dealing with cost and economic aspects of satellite internet connectivity
|
ITU-T SG3
|
|
2025-11-12 |
|
[ 531 ]
|
Reply liaison statement to Working Parties 4B and 4C (copy for information to Working Parties 5A and 5B)
|
WP 4A
|
|
2025-11-12 |
|
[ 530 ]
|
ICAO position for the ITU WRC-27
|
International Civil Aviation Organization
|
AI1.13, AI1.12, AI1.11
|
2025-10-15 |
|
[ 529 ]
|
Report of the twenty-first meeting of the joint IMO/ITU Experts Group on Maritime Radiocommunication Matters
|
International Maritime Organization
|
|
2025-10-21 |
|
[ 528 ]
+Ann.1-25 |
Report of the thirty-fourth meeting of Working Party 4C (Geneva, 15-24 October 2025)
|
Chair, WP 4C
|
|
2025-10-24 |
|
[ 527 ]
|
Final list of participants - Working Party 4C (Geneva, 15-24 October 2025)
|
Director, BR
|
|
2025-10-24 |
|
[ 526 ]
|
List of documents issued (Documents 4C/356 - 4C/526)
|
BR, Study Groups Department
|
|
2025-10-20 |
|
[ 525 ]
|
Reply liaison statement to CCT (copy for information to Working Parties 1A, 4C, 5C and 6A)
|
WP 5D
|
|
2025-10-17 |
|
[ 524 ]
|
Adjacent band protection of MSS (s-E) below 2.5 GHz under WRC-27 agenda item 1.13
|
France
|
AI1.13
|
2025-10-03 |
|
[ 523 ]
|
Proposed modifications to the working document regarding WRC-27 agenda item 1.11
|
France
|
AI1.11
|
2025-10-03 |
|
[ 522 ]
|
Aggregated interference from DC-MSS-IMT system for the protection of IMT TN under WRC-27 agenda item 1.13
|
France
|
AI1.13
|
2025-10-03 |
|
[ 521 ]
|
Working document regarding WRC-27 agenda item 1.12 - Studies on low-data-rate non-GSO mobile-satellite systems in the mobile-satellite service
|
France
|
AI1.12
|
2025-10-03 |
|
[ 520 ]
|
Information about 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
|
France
|
|
2025-10-03 |
|
[ 519 ]
|
Discussion on a regulatory measure for the protection of terrestrial IMT UL under WRC-27 agenda item 1.13
|
France
|
AI1.13
|
2025-10-03 |
|
[ 518 ]
|
Proposed updates to 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
|
France
|
|
2025-10-03 |
|
[ 517 ]
|
Working document in support of WRC-31 preliminary agenda item 2.9 - Technical characteristics and operational objectives of emerging RNSS systems
|
France
|
AI2.9
|
2025-10-03 |
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