Contributions
[ AI/Question: AI1.1 ]  |
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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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[ 820 ]
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Reply from the Radiocommunication Bureau to request from Working Party 4A regarding WRC-27 agenda item 1.1
|
Director, BR
|
AI1.1
|
2025-10-24 |
|
[ 794 ]
|
Reply liaison statement to Working Party 7D on WRC-27 agenda item 1.16
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United States
|
AI1.16
|
2025-10-15 |
|
[ 788 ]
|
Working document relating to WRC-27 agenda item 1.1
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United States
|
AI1.1
|
2025-10-15 |
|
[ 759 ]
|
Update to technical parameters for WRC-27 agenda item 1.1
|
SES
|
AI1.1
|
2025-10-15 |
|
[ 752 ]
|
Working document towards a preliminary draft new ITU-R Report WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service
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Luxembourg
|
AI1.1
|
2025-10-15 |
|
[ 724 ]
|
Relevant technical information to support studies under WRC-27 agenda item 1.16 and 1.18 documenting FSS characteristics in the E-band
|
China
|
AI1.18, AI1.16
|
2025-10-14 |
|
[ 720 ]
|
Preliminary sharing study on FSS ESIMS and non-GSO EESS (passive) in 50.2-50.4 GHz band (adjacent band) regarding WRC-27 agenda item 1.1
|
China
|
AI1.1
|
2025-10-14 |
|
[ 700 ]
|
Proposals towards the working document towards a preliminary draft new ITU-R Report WRC-27 agenda item 1.1
|
France
|
AI1.1
|
2025-10-14 |
|
[ 660 ]
|
Working document towards a preliminary draft new ITU-R Report WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service
|
European Space Agency (ESA)
,
European Organisation for the Exploitation of Meteorological Satellite
|
AI1.1
|
2025-10-13 |
|
[ 658 ]
|
Incumbent system characteristics in the 2.5/2.6 GHz frequency bands for sharing and compatibility studies in preparation for WRC-27 agenda item 1.13
|
India
|
AI1.13
|
2025-10-13 |
|
[ 653 ]
|
Working document towards draft of CPM text on WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service
|
Iran (Islamic Republic of)
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AI1.1
|
2025-10-12 |
|
[ 611 ]
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Proposals for reply liaison statement to Working Party 7B - Technical and operational characteristics of FSS systems for sharing and compatibility studies on WRC-27 agenda item 1.15
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Russian Federation
|
AI1.15
|
2025-10-02 |
|
[ 602 ]
|
Liaison statement to Working Party 4A on WRC-27 agenda item 1.18
|
WP 7C
|
AI1.18
|
2025-09-29 |
|
[ 601 ]
|
Liaison statement to Working Parties 4A and 5C regarding progress of work on WRC-27 agenda item 1.18
|
WP 7C
|
AI1.18
|
2025-09-29 |
|
[ 599 ]
|
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
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AI1.15
|
2025-09-26 |
|
[ 589 ]
|
Working document towards a preliminary draft new ITU-R Report WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service
|
Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science (IUCAF)
|
AI1.1
|
2025-08-06 |
|
[ 588 ]
|
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
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AI1.18
|
2025-07-10 |
|
[ 581 ]
|
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 |
|
[ 580 ]
|
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 |
|
[ 579 ]
|
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 |
|
[ 578 ]
|
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 |
|
[ 575 ]
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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 |
|
[ 574 ]
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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
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AI1.17
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2025-06-09 |
|
[ 573 ]
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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
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AI1.18
|
2025-06-09 |
|
[ 572 ]
|
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 |
|
[ 565 ]
|
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 |
|
[ 564 ]
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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 |
|
[ 563 ]
|
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
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AI1.16
|
2025-05-12 |
|
[ 499 ]
|
Elements of working document relating to WRC-27 agenda item 1.1 - Use of frequency bands 47.2-50.2 GHz and 50.4-51.4 GHz (Earth-to-space) by aeronautical and maritime earth stations in motion in the fixed-satellite service
|
United States
|
AI1.1
|
2025-04-23 |
|
[ 487 ]
|
Study on ESIM characteristics
|
Viasat, Inc.
|
AI1.1
|
2025-04-23 |
|
[ 486 ]
|
Reply liaison statement to Working Parties 7C and 7D on WRC-27 agenda item 1.18 - Updates to system parameters to be used in sharing studies within
WRC-27 agenda item 1.18
|
Tonga
|
AI1.18
|
2025-04-22 |
|
[ 478 ]
|
WRC-27 agenda item 1.1 - Compatibility study between FSS ESIM in the bands 47.2-50.2 GHz and 50.4-51.4 GHz and EESS (passive) sensors in the band 50.2-50.4 GHz
|
European Space Agency (ESA)
,
European Organisation for the Exploitation of Meteorological Satellite
|
AI1.3, AI1.1
|
2025-04-22 |
|
[ 477 ]
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Proposed elements for a reply liaison statement to Working Party 7D on WRC-27 agenda item 1.16 - Technical information to support studies under WRC-27 agenda item 1.16 relating to FSS characteristics in certain frequency bands
|
Canada
|
AI1.16
|
2025-04-23 |
|
[ 464 ]
|
Proposed modifications to "elements towards a working document on/working document towards preliminary draft new ITU-R Report" (Annex 1 to Working Party 4A Chair's Report 4A/343)
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France
|
AI1.1
|
2025-04-22 |
|
[ 460 ]
|
Elements for a possible reply liaison statement to Working Party 7D on WRC-27 agenda item 1.16 - Technical information to support studies under WRC-27 agenda item 1.16
|
France
|
AI1.16
|
2025-04-22 |
|
[ 459 ]
|
Draft reply liaison statement to Working Party 7C - Technical and operational characteristics of FSS systems for sharing and compatibility studies on WRC-27 agenda item 1.19
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France
|
AI1.19
|
2025-04-22 |
|
[ 454 ]
|
Sharing study between aeronautical earth stations in motion and stations in the fixed service
|
Luxembourg
|
AI1.1
|
2025-04-23 |
|
[ 453 ]
|
Updated values for ESIMs parameters to be considered and used for studies under WRC-27 agenda item 1.1
|
Luxembourg
|
AI1.1
|
2025-04-23 |
|
[ 439 ]
|
Relevant technical information to support studies under WRC-27 agenda item 1.16 documenting FSS characteristics in some frequency bands
|
China
|
AI1.16
|
2025-04-22 |
|
[ 438 ]
|
Liaison statement to Working Party 7D - Relevant technical information to support studies under WRC-27 agenda item 1.16 documenting FSS characteristics in some frequency bands
|
China
|
AI1.16
|
2025-04-22 |
|
[ 430 ]
|
Preliminary sharing study on FSS ESIMS and GSO EESS (passive) in 50.2-50.4 GHz band (adjacent band) regarding WRC-27 agenda item 1.1
|
China
|
AI1.1
|
2025-04-22 |
|
[ 416 ]
|
Proposed modification of the [elements towards a working document on / working document towards preliminary draft new ITU-R REPORT] WRC-27 agenda item 1.1 - Characteristics of typical earth stations for High-density GSO FSS application systems in Region 1, submitted by administrations of the countries of the Regional Commonwealth in the field of communications...
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Azerbaijan
,
Belarus
,
Kazakhstan
,
Russian Federation
|
AI1.1
|
2025-04-21 |
|
[ 374 ]
|
Liaison statement on WRC-27 agenda item 1.18 to Working Parties 4A, 4C, 5A and 5B
|
WP 7C
|
AI1.18
|
2025-04-08 |
|
[ 371 ]
|
Reply liaison statement to Working Party 4A on WRC-27 agenda item 1.16 - Technical information to support studies under WRC-27 agenda item 1.16 relating to FSS characteristics in certain frequency bands
|
WP 7D
|
AI1.16
|
2025-04-07 |
|
[ 370 ]
|
Reply liaison statement to Working Party 4A on WRC-27 agenda item 1.18 - Technical information to support studies under WRC-27 agenda item 1.18 relating to FSS characteristics in certain frequency bands
|
WP 7D
|
AI1.18
|
2025-04-03 |
|
[ 368 ]
|
Protection criteria for systems of the fixed service in the bands 47.2-50.2 GHz and 50.4-51.4 GHz for WRC-27 agenda item 1.1
|
Luxembourg
|
AI1.1
|
2025-04-02 |
|
[ 366 ]
|
Liaison statement to ITU-R Working Parties 3J, 4A, 4C, 5A, 5B, 5C, 5D, 7A, 7C and 7D - Report on progress of activities relating to WRC-27 agenda item 1.15
|
WP 7B
|
AI1.15
|
2025-04-01 |
|
[ 364 ]
|
Information on ETSI standards applicable to earth stations in motion in Europe
|
European Telecommunications Standards Institute
|
AI1.1
|
2025-03-11 |
|
[ 362 ]
|
Reply liaison statement to ITU-R Working Party 7B (copy for information to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 7A, 7C and 7D) - Response to Working Party 7B answers to questions related to WRC-27 agenda item 1.15
|
WP 3J
|
AI1.15
|
2025-02-25 |
|
[ 357 ]
|
Reply liaison statement to Working Party 4C (copy to Working Party 4A for information) - Relevant technical information to support studies under WRC-27 agenda item 1.10
|
WP 5C
|
AI1.10
|
2024-12-13 |
Results:134 total items.
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