Contributions
[ Source: WP 4A ]  |
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Numéro
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Titre
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Source
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Date
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[ 94 ]
(Rev.1) |
Executive Report of the fifty-third meeting of Working Party 4A (Geneva, 27 June - 6 July 2023)
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Chairman, WP 4A
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2023-07-06 |
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[ 93 ]
(Rev.1) |
Draft new Recommendation ITU-R S.[METHOD] - Methodology for examining the compliance of an aeronautical earth station in motion (A-ESIM) communicating with geostationary space stations in the fixed-satellite service in the 27.5-29.5 GHz band with a set of pre-established
pfd limits on the Earth's surface
|
WP 4A
|
2023-07-06 |
|
[ 92 ]
(Rev.1) |
Draft revision of Recommendation ITU-R S.1503-3 - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite service systems or networks with limits contained in Article 22 of the Radio Regulations
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WP 4A
|
2023-07-06 |
|
[ 91 ]
|
Draft new Recommendation ITU-R S.[QV-METH-REF-LINKS] - Procedures for the evaluation of interference from any non-GSO system into a global set of the generic GSO reference links in the frequency bands 37.5-39.5 GHz (space-to-Earth), 39.5-42.5 GHz (space-to-Earth), 47.2-50.2 GHz (Earth-to-space) and 50.4-51.4 GHz (Earth-to-space)
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WP 4A
|
2023-07-06 |
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[ 90 ]
|
Draft new ITU-R Small Satellite Handbook
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WP 4A
|
2023-07-06 |
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[ 87 ]
|
Draft revision of Question ITU-R 270-/4 - Fixed-satellite service systems using very wideband spreading signals
|
WP 4A
|
2023-07-06 |
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[ 86 ]
|
Draft revision of Question ITU-R 231/4 - Sharing between networks of the fixed-satellite service using non-geostationary satellites and other networks of the fixed-satellite service
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WP 4A
|
2023-07-06 |
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[ 85 ]
|
Draft revision of Question ITU-R 203-1/4 - The impact of using small antennas on the efficient use of the geostationary-satellite orbit
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WP 4A
|
2023-07-06 |
|
[ 84 ]
|
Draft revision of Question ITU-R 284/4 - Spectrum management issues related to the introduction of the broadcasting-satellite service (sound) in the frequency range 1-3 GHz
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WP 4A
|
2023-07-06 |
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[ 83 ]
|
Draft revision of Question ITU-R 278/4 - Use of operational facilities to meet power flux-density limitation under Article 21 of the Radio Regulations
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WP 4A
|
2023-07-06 |
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[ 82 ]
|
Draft revision of Question ITU-R 274/4 - Technical methods for improving the spectrum/orbit utilization
|
WP 4A
|
2023-07-06 |
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[ 81 ]
|
Draft revision of Question ITU-R 208/4 - Use of statistical and stochastic methods in evaluation of interference between satellite networks in the fixed-satellite service
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WP 4A
|
2023-07-06 |
|
[ 62 ]
|
Executive Report of the fifty-first and fifty-second meetings of Working Party 4A (Geneva, 11-20 May 2022 and 14-22 September 2022)
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Chairman, WP 4A
|
2022-09-22 |
|
[ 59 ]
|
Draft new Report ITU-R S.[BSS_SOUND] - Uplink interference considerations in the band 7 025-7 075 MHz for a broadcasting-satellite service (sound) in Region 2
|
WP 4A
|
2022-09-22 |
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[ 42 ]
|
Executive Report of the forty-ninth and fiftieth meetings of Working Party 4A (virtual meetings, 14-28 July 2021 and 27 October - 4 November 2021)
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Chairman, WP 4A
|
2021-11-05 |
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[ 40 ]
|
Draft new Report ITU-R BO.[BSS Sharing Criteria] - Characteristics and effectiveness of frequency sharing criteria for the broadcasting-satellite service in Regions 1 and 3 subject to RR Appendix 30
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WP 4A
|
2021-11-05 |
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[ 39 ]
(Rev.1) |
Draft revision of Recommendation ITU-R S.1714 - Static methodology for calculating epfd(down) to facilitate coordination of very large antennas under Nos. 9.7A and 9.7B of the Radio Regulations
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WP 4A
|
2021-11-05 |
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[ 35 ]
|
Reply liaison statement to Working Party 5A (copy for information to relevant parties) - Proposed suppression of the Compendium of ITU'S work on Emergency Telecommunications
|
WP 4A
|
2021-10-29 |
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[ 19 ]
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Executive Report of the third meeting of Working Party 4A in the 2019-2023 Study cycle (virtual meeting, 22 February - 3 March 2021)
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Chairman, WP 4A
|
2021-03-04 |
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[ 11 ]
|
Executive Report of the first and second meetings of Working Party 4A in the 2019-2023 study cycle (Virtual Meetings, 28-29 May, 28 October - 5 November)
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Chairman, WP 4A
|
2020-11-06 |
Resultats:20 documents
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