Contribuciones  |
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Número
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Título
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Origen
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AI/Cuestión
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Fecha
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[ 579 ]
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Compatibility study of several non-GSO LDR MSS systems operating in the frequency band 1 427-1 432 MHz and RAS operating in the band 1 400-1 427 MHz for WRC-27 agenda item 1.12
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Committee on Radio Astronomy Frequencies
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AI1.12
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2026-04-09 |
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[ 578 ]
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Compatibility studies relating to space-to-space links in the frequency bands 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) and the Radio Astronomy Service (RAS) operating in the bands 1 610.6-1 613.8 MHz, 1 660-1 670 MHz and 4 990-5 000 MHz for WRC-27 agenda item 1.11
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Committee on Radio Astronomy Frequencies
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AI1.11
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2026-04-09 |
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[ 577 ]
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Proposed modifications to Annex 8 Part 1 of working document for WRC-27 agenda item 1.13 for inclusion of new DC-MSS-IMT System 9
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SES
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AI1.13
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2026-04-09 |
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[ 576 ]
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Working document on sharing and compatibility studies in relation to WRC-27 agenda item 1.13
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India
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AI1.13
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2026-04-09 |
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[ 575 ]
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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
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India
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Q288/4
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2026-04-09 |
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[ 574 ]
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Incumbent system characteristics in the 2.4/2.5/2.6 GHz frequency bands for sharing and compatibility studies in preparation for WRC-27 agenda item 1.13
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India
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AI1.13
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2026-04-09 |
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[ 573 ]
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Enabler table for system characteristics and sharing studies for WRC-27 agenda item 1.11
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India
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AI1.11
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2026-04-09 |
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[ 572 ]
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Proposed modifications to the working document regarding WRC-27 agenda item 1.14 (2)
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Luxembourg
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AI1.14
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2026-04-09 |
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[ 571 ]
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Proposed modifications to the working document regarding WRC-27 agenda item 1.14 (1)
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Luxembourg
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AI1.14
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2026-04-09 |
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[ 570 ]
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Protection criteria for existing mobile satellite services under WRC-27 agenda items 1.12, 1.13 and 1.14
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Samoa
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AI1.14, AI1.13, AI1.12
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2026-04-09 |
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[ 569 ]
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Proposals to streamline and advance Working Party 4C's work under WRC-27 agenda item 1.13
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Dominica
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AI1.13
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2026-04-09 |
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[ 568 ]
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Baseline and reverse-duplex coexistence assessment for direct-connectivity MSS/IMT studies in the band 2 500-2 690 MHz
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Maldives
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AI1.13
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2026-04-09 |
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[ 567 ]
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Clarifications on technical and regulatory examination of the RNSS frequency assignments in 1 164-1 215 MHz band
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Director, BR
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2026-04-09 |
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[ 566 ]
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Sharing and compatibility studies between MSS and IMT in the 2 010-2 025 MHz frequency band
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Russian Federation
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AI1.14
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2026-04-08 |
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[ 565 ]
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Working document towards draft CPM text to WRC-27 agenda item 1.14
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Russian Federation
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AI1.14
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2026-04-08 |
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[ 564 ]
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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
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Russian Federation
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AI1.13
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2026-04-08 |
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[ 563 ]
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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
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Russian Federation
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AI1.13
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2026-04-08 |
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[ 562 ]
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Proposed edits to the working document on sharing and compatibility studies under WRC-27 agenda item 1.13
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Russian Federation
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AI1.13
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2026-04-08 |
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[ 561 ]
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Studies with regards to overlapping frequency bands considered in WRC-27 agenda items 1.12 and 1.13
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Russian Federation
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AI1.13, AI1.12
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2026-04-08 |
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[ 560 ]
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Working document towards draft CPM text to WRC-27 agenda item 1.13
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Russian Federation
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AI1.13
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2026-04-08 |
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[ 559 ]
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Proposed changes to working document regarding WRC-27 agenda item 1.12
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Russian Federation
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AI1.12
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2026-04-08 |
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[ 558 ]
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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
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Russian Federation
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AI1.11
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2026-04-08 |
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[ 557 ]
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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
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Russian Federation
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AI1.11
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2026-04-08 |
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[ 556 ]
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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
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Russian Federation
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AI1.11
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2026-04-08 |
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[ 555 ]
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Proposed modifications to working document towards draft CPM text and draft new Resolution for WRC-27 agenda item 1.13
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Korea (Rep. of)
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AI1.13
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2026-04-07 |
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[ 554 ]
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Proposed modification of working document towards draft CPM text for WRC-27 agenda item 1.13
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Japan
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France
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AI1.13
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2026-04-06 |
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[ 553 ]
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Working document towards a preliminary draft revision of Recommendation ITU-R M.1316
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Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science (IUCAF)
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2026-04-06 |
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[ 552 ]
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Investigation of interference scenarios between the envisaged single DC-MSS-IMT system and terrestrial IMT networks - WRC-27 agenda item 1.13
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Iran (Islamic Republic of)
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AI1.13
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2026-03-27 |
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[ 551 ]
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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
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WP 7C
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AI1.17
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2026-03-26 |
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[ 550 ]
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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
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WP 7B
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AI1.15
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2026-03-26 |
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[ 549 ]
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Reply liaison statement to Working Party 4C studies on WRC-27 agenda item 1.13
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WP 7B
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AI1.13
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2026-03-26 |
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[ 548 ]
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Liaison statement to Working Parties 4A, 4C, 5A, 5B and 5C regarding progress of work on WRC-27 agenda item 1.18
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WP 7C
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AI1.18
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2026-03-19 |
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[ 547 ]
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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]
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WP 7C
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2026-03-18 |
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[ 546 ]
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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
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United Arab Emirates
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Q288/4, Q217/4
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2026-03-16 |
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[ 545 ]
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Preliminary position on WRC-27 agenda
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World Meteorological Organization
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AI1.14, AI1.13, AI1.12, AI1.11
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2026-02-18 |
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[ 544 ]
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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
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WP 5D
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2026-02-13 |
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[ 543 ]
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Draft working document for the Handbook on Satellite Communications and Technologies
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MEASAT Satellite Systems Sdn. Bhd.
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2026-02-12 |
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[ 542 ]
(Rev.1) |
Analysis of work plan of WRC-27 agenda item 1.13
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Chair, WP 4C
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AI1.13
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2026-02-09 |
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[ 541 ]
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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
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Director, BR
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2026-01-27 |
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[ 540 ]
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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)"
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CCT
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2026-01-20 |
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[ 539 ]
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Liaison statement on NTN in TN spectrum
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Alliance for Telecommunications Industry Solutions
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2026-01-16 |
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[ 538 ]
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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
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WP 5B
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2025-12-17 |
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[ 537 ]
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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
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WP 5B
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AI1.12
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2025-12-17 |
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[ 536 ]
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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
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WP 5C
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2025-12-16 |
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[ 535 ]
+Ch.1-17 |
Working document towards a draft new Handbook on Satellite Communications and Technologies
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Editor, Satellite Communications and Technologies Handbook
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2025-12-10 |
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[ 534 ]
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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"
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WP 5A
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2025-12-08 |
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[ 533 ]
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Liaison statement to Working Party 4C - Information on non-GSO MSS satellite systems as support for WRC-27 agenda item 1.5
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WP 4A
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AI1.5
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2025-11-13 |
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[ 532 ]
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Reply liaison statement on work items dealing with cost and economic aspects of satellite internet connectivity
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ITU-T SG3
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2025-11-12 |
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[ 531 ]
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Reply liaison statement to Working Parties 4B and 4C (copy for information to Working Parties 5A and 5B)
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WP 4A
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2025-11-12 |
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[ 530 ]
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ICAO position for the ITU WRC-27
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International Civil Aviation Organization
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AI1.13, AI1.12, AI1.11
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2025-10-15 |
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