Contributions  |
|
Number
|
Title
|
Source
|
AI/Question
|
Date
|
|
[ 395 ]
|
Sharing and compatibility studies between DC-MSS-IMT and HIBS under WRC-27 agenda item 1.13
|
China
|
AI1.13
|
2025-09-30 |
|
[ 394 ]
|
Sharing and compatibility studies between DC-MSS-IMT and BS / FS system in 694/698-960 MHz under WRC-27 agenda item 1.13
|
China
|
AI1.13
|
2025-09-29 |
|
[ 393 ]
|
Sharing and compatibility studies between MSS and IMT under WRC-27 agenda item 1.12
|
China
|
AI1.12
|
2025-09-29 |
|
[ 392 ]
|
Proposed modifications to the working document regarding WRC-27 agenda item 1.11 - Space-to-space links in the frequency bands 1 518-1 544 MHz, 1 545-1 559 MHz, 1 610-1 645.5 MHz, 1 646.5-1 660 MHz, 1 670-1 675 MHz and 2 483.5-2 500 MHz allocated to the mobile-satellite service (MSS)
|
China
|
AI1.11
|
2025-09-29 |
|
[ 391 ]
|
Reply liaison statement to Working Party 4C - Updates regarding Working Party 7C consideration of RNSS-related comments on Preliminary draft new Report ITU-R RS.[AGG_EESS_SAR-RNSS] (Questions ITU-R 217-2/4 and ITU-R 288/4)
|
WP 7C
|
|
2025-09-29 |
|
[ 390 ]
|
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 |
|
[ 389 ]
|
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 |
|
[ 388 ]
|
Reply liaison statement to ITU-R Working Party 4C regarding calculations on overlaps between WRC-27 agenda items 1.11/1.13 and 1.15 - WRC-27 agenda items 1.11, 1.13 and 1.15 sharing studies
|
WP 7B
|
AI1.15, AI1.13, AI1.11
|
2025-09-25 |
|
[ 387 ]
|
Characteristics of frequency assignments to stations in the fixed service and land mobile service, recorded in the MIFR or in the process of being recorded which may be used in sharing and compatibility studies under WRC-27 agenda items 1.12, 1.13 and 1.14
|
Director, BR
|
AI1.14, AI1.13, AI1.12
|
2025-09-24 |
|
[ 386 ]
|
Draft working document for the Handbook on Satellite Communications and Technologies
|
MEASAT Satellite Systems Sdn. Bhd.
|
|
2025-09-23 |
|
[ 385 ]
|
Liaison statement to Working Party 4C - Amendment to technical information and request for clarification concerning studies on WRC-27 agenda item 1.13
|
WP 7B
|
AI1.13
|
2025-09-22 |
|
[ 384 ]
|
Proposed modifications to working document on sharing and compatibility studies under WRC-27 agenda item 1.13
|
United Kingdom
|
AI1.13
|
2025-09-10 |
|
[ 383 ]
|
Interference criteria for the mobile satellite service for consideration under WRC-27 agenda items 1.12, 1.13 and 1.14
|
United Kingdom
|
AI1.14, AI1.13, AI1.12
|
2025-09-10 |
|
[ 382 ]
+Ch.1-16 |
Draft working document for the Handbook on Satellite Communications and Technologies
|
MEASAT Satellite Systems Sdn. Bhd.
|
|
2025-09-04 |
|
[ 381 ]
|
Activity report of Correspondence Group on WRC-27 agenda item 1.13
|
CG on WRC-27 AI1.13
|
AI1.13
|
2025-09-11 |
|
[ 380 ]
|
Liaison statement on revising the structure and establishing assignment criteria for the assignment of E.164 numbering resources under the category of GMSS (Global Mobile Satellite Systems)
|
ITU-T SG2
|
|
2025-09-10 |
|
[ 379 ]
|
Brief on DC-MSS-IMT characteristics and sharing and compatibility studies under WRC-27 agenda item 1.13
|
Chair, WP 4C
|
AI1.13
|
2025-09-10 |
|
[ 378 ]
|
Performance parameters for studies under WRC-27 agenda item 1.18, resolves 1) to Study Group 7, Working Parties 7C, 4A and 4C
|
Director, BR
|
AI1.18
|
2025-07-10 |
|
[ 377 ]
|
Liaison statement to ITU-R Working Party 4C (copy to Working Party 5B for information)
|
International Maritime Organization (IMO)
|
AI1.12
|
2025-06-20 |
|
[ 376 ]
|
Reply liaison statement to ITU-T Study Group 3 (copy to ITU-R Study Groups 1 and 4, and to ITU-R Working Parties 4A, 4C and 1C for information) - Creation of new work item on economic and policy aspects of the provision of high-speed Internet connectivity by retail satellite operators
|
WP 1B
|
|
2025-06-23 |
|
[ 375 ]
|
Reply liaison statement to Working Party 4C - Beam wireless power transmission (WPT)
|
WP 1A
|
|
2025-06-23 |
|
[ 374 ]
|
Reply liaison statement to Working Party 5B (copy for information to Working Parties 1B, 4A, 4C, 5A, 5C and 5D) - The On-Tune Rejection (OTR) in Recommendation ITU-R SM.337 and Recommendation ITU-R M.1461
|
WP 1A
|
|
2025-06-19 |
|
[ 373 ]
|
Reply liaison statement to Working Party 7D (copy to Working Parties 4C, 5A, 5D and 7C for information) - Beam wireless power transmission (WPT)
|
WP 1A
|
|
2025-06-19 |
|
[ 372 ]
|
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 |
|
[ 371 ]
|
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 |
|
[ 370 ]
|
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 |
|
[ 369 ]
|
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 |
|
[ 368 ]
|
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 |
|
[ 367 ]
|
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 |
|
[ 366 ]
|
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 |
|
[ 365 ]
|
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 |
|
[ 364 ]
(Rev.1) |
Reply liaison statement to Working Party 5D (copy to Working Parties 4C, 7B and 7D) - Technical information to support studies under WRC-27 agenda item 1.7
|
WP 4A
|
AI1.7
|
2025-06-03 |
|
[ 363 ]
|
Reply liaison statement to Working Party 4C - 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 5B
|
|
2025-05-29 |
|
[ 362 ]
|
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 |
|
[ 361 ]
|
Reply liaison statement to Working Parties 4B, 4C and 5A (copy for information to Study Groups 1, 5 and 7)
|
WP 4A
|
|
2025-05-20 |
|
[ 360 ]
|
Reply liaison statement to Working Party 4C - Technical information for sharing studies under WRC-27 agenda items 1.12 and 1.13
|
WP 5B
|
AI1.13, AI1.12
|
2025-05-16 |
|
[ 359 ]
|
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 |
|
[ 358 ]
|
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 |
|
[ 357 ]
|
Liaison statement on the provisional approval of a new work item on cost models for provisioning satellite internet connectivity services
|
ITU-T SG3
|
|
2025-05-02 |
|
[ 356 ]
+Ann.1-22 |
Report of the thirty-third meeting of Working Party 4C (Shanghai, China, 23 April - 2 May 2025)
|
Chair, WP 4C
|
|
2025-05-02 |
|
[ 355 ]
|
Final list of participants - Working Party 4C (Shanghai, China, 23 April - 2 May 2025)
|
Director, BR
|
|
2025-05-02 |
|
[ 354 ]
|
List of documents issued (Documents 4C/204 - 4C/354)
|
BR, Study Groups Department
|
|
2025-04-22 |
|
[ 353 ]
|
Liaison statement on satellite to satellite free space optical communication
|
ITU-T SG15
|
|
2025-04-15 |
|
[ 352 ]
|
Elements for the Handbook on satellite communications and technologies
|
Japan
|
|
2025-04-11 |
|
[ 351 ]
|
Proposal for the development of an ITU-R Handbook on satellite communications and technologies
|
Global Satellite Operators' Association GSOA
|
|
2025-04-11 |
|
[ 350 ]
|
Proposed modification initial consideration on the possible description and functionality of MSS systems for direct connectivity between space stations and IMT user equipment
|
Egypt
|
AI1.13
|
2025-04-11 |
|
[ 349 ]
|
Proposed criteria for mitigating interference from Direct-to-Cell (D-2-C) Mobile satellite services (MSS) and establishing interference resolution responsibilities
|
Egypt
|
AI1.13
|
2025-04-11 |
|
[ 348 ]
|
Proposed modifications to the working document regarding WRC-27 agenda item 1.11
|
Egypt
|
AI1.11
|
2025-04-11 |
|
[ 347 ]
|
Proposals on related working documents on direct communication with IMT user equipment - WRC-27 agenda item 1.13
|
Germany
|
AI1.13
|
2025-04-11 |
|
[ 346 ]
|
Proposed updates to working document on sharing and compatibility studies in relation to WRC-27 agenda item 1.13
|
Motorola Solutions Inc.
|
AI1.13
|
2025-04-11 |
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