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Maritime mobile service including Global maritime Distress and Safety System (GMDSS); aeronautical mobile service and radiodetermination service

Results:41 total items.

Contributions �[�AI/Question:�AI1.7�]���
�	Number�	Title	Source	AI/Question	Date
�	[ 640 ] � �	Liaison statement to ITU-R Working Party 5B - WRC-27 agenda item 1.7 - Additional information regarding proposed technical parameters and operating scenarios to consider in adjacent band studies involving radio altimeters and wireless avionics intra communications operating in the frequency band 4 200-4 400 MHz in response to questions from Working Party 5D � �	International Civil Aviation Organization �	AI1.7 �	2024-11-07
�	[ 635 ] � �	Proposed updates to working document towards a preliminary draft revision of Recommendation ITU-R M.2089-0 and reply liaison statement to Working Party 5D on WRC-27 agenda item 1.7 - Technical characteristics and protection criteria for aeronautical mobile service systems in the frequency range 14.5-15.35 GHz � �	Japan �	AI1.7 �	2024-11-07
�	[ 626 ] � �	Draft liaison statement to Working Party 5D - WRC-27 agenda item 1.7 � �	France �	AI1.7 �	2024-11-07
�	[ 576 ] � �	Draft reply liaison statement to Working Party 5D on WRC-27 agenda item 1.7 (copy Working Parties 1B, 3K, 3M, 4A, 4C, 5A, 7B, 7C and 7D) - Relevant technical information to support studies under WRC-27 agenda item 1.7 � �	France �	AI1.7 �	2024-05-01
�	[ 548 ] � �	Proposals to the operational conditions of AMS in the 4 500-4 800 MHz frequency range to conduct compatibility studies related with WRC-27 agenda item 1.7 � �	Russian Federation �	AI1.7 �	2024-04-26
�	[ 547 ] � �	Proposals for WRC-27 agenda item 1.7 IN relation to the frequency band 4 400-4 800 MHz � �	Russian Federation �	AI1.7 �	2024-04-26
�	[ 533 ] � �	Proposed draft reply liaison statement to Working Party 5D - Relevant technical information for sharing studies under WRC-27 agenda item 1.7 � �	United States of America �	AI1.7 �	2024-04-26
�	[ 460 ] � �	Considerations on applicability of Articles 9 and 11 of the Radio Regulations for aeronautical mobile-satellite (route) service in the 117.975-137 MHz band - Studies on WRC-23 agenda item 1.7 � �	Spain �	AI1.7 �	2022-11-07
�	[ 459 ] � �	Dynamic analysis on protection of AMS(R) satellite reception below 137 MHz from MSS, SOS, SRS and MetSat satellite unwanted emissions in the band 37-138 MHz � �	Spain �	AI1.7 �	2022-11-07
�	[ 445 ] � �	Proposed revisions to preliminary draft new Report ITU-R M.[SPACE-VHF] - Space-based aeronautical VHF communications in 117.975-137 MHz frequency band � �	China (People's Republic of) �	AI1.7 �	2022-11-07
�	[ 441 ] � �	Draft new Report ITU-R M.[SPACE-VHF] - Space-based aeronautical VHF communications in the frequency band 117.975-137 MHz � �	France �	AI1.7 �	2022-11-06
�	[ 440 ] � �	Protection of AMS(R)s space station for satellite reception below 137 MHz from the unwanted emissions of MSS, SOS, SRS and MetSat space stations operated in the band 137-138 MHz � �	France �	AI1.7 �	2022-11-06
�	[ 439 ] � �	Protection criteria for earth stations operating in the space operation service (space-to-Earth) and space research service (space-to-Earth) in the band 137-138 MHz to be used in compatibility studies under WRC-23 agenda item 1.7 � �	France �	AI1.7 �	2022-11-06
�	[ 433 ] � �	Working document towards a preliminary draft new Report ITU-R M.[SPACE-VHF] - Space-based aeronautical VHF communications in 117.975-137 MHz frequency band � �	Australia �	AI1.7 �	2022-11-04
�	[ 405 ] � �	Reply liaison statement to ITU-R Working Party 5B - Studies on WRC-23 agenda item 1.7 � �	International Civil Aviation organization �	AI1.7 �	2022-09-09
�	[ 397 ] � �	Proposed modification to working document towards a draft CPM text for WRC-23 agenda item 1.7 � �	China (People's Republic of) �	AI1.7 �	2022-07-04
�	[ 363 ] � �	Draft CPM text for WRC-23 agenda item 1.7 � �	France , Singapore (Republic of) , Spain �	AI1.7 �	2022-07-01
�	[ 359 ] � �	Modification of working document towards a draft CPM text for WRC-23 agenda item 1.7 � �	Russian Federation �	AI1.7 �	2022-07-01
�	[ 355 ] � �	Working document towards a draft CPM text for WRC-23 agenda item 1.7 � �	United States of America �	AI1.7 �	2022-06-30
�	[ 335 ] � �	Draft liaison statements to Working Parties 3L, 4C, 7B and ICAO regarding studies under WRC-23 agenda item 1.7 � �	France �	AI1.7 �	2022-06-30
�	[ 334 ] � �	Preliminary draft new Report ITU-R M.[SPACE-VHF] - Space-based aeronautical VHF communications in 117.975-137 MHz frequency band � �	France , Singapore (Republic of) , Spain �	AI1.7 �	2022-06-30
�	[ 323 ] � �	Reply liaison statement to ITU-R Working Party 5B - WRC-23 agenda item 1.7 � �	International Civil Aviation Organization �	AI1.7 �	2022-05-11
�	[ 320 ] � �	Edits to Annex 33 to Working Party 5B Chairman's Report - Working document towards a preliminary draft new report ITU-R M.[Space-VHF] - Working document related to WRC-23 agenda item 1.7 - Space-based aeronautical VHF communications in 117.975-137 MHz frequency band � �	Indra Sistemas �	AI1.7 �	2022-03-22
�	[ 307 ] � �	Working document towards a draft CPM text for WRC-23 agenda item 1.7 � �	France , Singapore (Republic of) , Spain �	AI1.7 �	2022-03-22
�	[ 304 ] � �	Working document towards a preliminary draft new Report ITU-R M.[Space-VHF] - Working document related to WRC-23 agenda item 1.7 - Space-based aeronautical VHF communications in 117.975-137 MHz frequency band � �	France �	AI1.7 �	2022-03-22
�	[ 303 ] � �	Discussion on elements provided by WP 7B for studies under WRC-23 agenda item 1.7 � �	France �	AI1.7 �	2022-03-22
�	[ 296 ] � �	Suggestion on AI 1.7 constellation � �	Russian Federation �	AI1.7 �	2022-03-21
�	[ 294 ] � �	Elements for working document towards a preliminary draft new Report ITU-R M.[Space-VHF] - Working document related to WRC-23 agenda item 1.7 - Space-based aeronautical VHF communications in 117.975-137 MHz frequency band � �	Singapore (Republic of) �	AI1.7 �	2022-03-19
�	[ 255 ] � �	Draft liaison statements to Working Parties 3L, 4C, 7B and ICAO regarding studies under WRC-23 agenda item 1.7 � �	France �	AI1.7 �	2021-11-22
�	[ 254 ] � �	Working document towards draft CPM text for WRC-23 agenda item 1.7 � �	France �	AI1.7 �	2021-11-22
�	[ 203 ] � �	Comments and proposed additions to working document: Document 5B/225 (Annex 26) to Working Party 5B Chairman's Report - Working document towards a preliminary draft new Report ITU-R M.[SPACE-VHF] [Elements to a working document related to WRC-23 agenda item 1.7] - Space-based aeronautical VHF communications in 117.975-137 MHZ frequency band � �	Indra Sistemas �	AI1.7 �	2021-05-03
�	[ 192 ] � �	WRC-23 agenda item 1.7 - Elements regarding a space-based aeronautical VHF communications system in 117.975-137 MHz frequency band and related sharing and compatibility studies � �	France , Singapore (Republic of) �	AI1.7 �	2021-05-03
�	[ 191 ] � �	Draft liaison statements to Working Parties 4C, 7B, 7D and ICAO regarding studies under WRC-23 agenda item 1.7 � �	France �	AI1.7 �	2021-05-03
�	[ 143 ] � �	Proposed additions to working document towards a preliminary draft new Report ITU-R M.[SPACE-VHF] � �	Canada �	AI1.7 �	2021-04-29
�	[ 141 ] � �	Reply liaison statement to ITU-R Working Party 5B - WRC-23 agenda item 1.7 - Questions on a space-based aeronautical VHF communications system in 117.975-137 MHz frequency band � �	International Civil Aviation Organization �	AI1.7 �	2021-04-22
�	[ 106 ] � �	Draft reply liaison statement to Working Party 3L (copied to Working Party 3M for information) - WRC-23 agenda item 1.7 - Propagation considerations of a new aeronautical mobile-satellite (R) service allocation in the frequency band 117.975-137 MHz � �	France �	AI1.7 �	2020-10-30
�	[ 105 ] � �	Draft liaison statement to ICAO - WRC-23 agenda item 1.7 - Questions on a space-based aeronautical VHF communications system in 117.975-137 MHz frequency band � �	France �	AI1.7 �	2020-10-30
�	[ 76 ] � �	Proposal to amend the working document towards a preliminary draft new Report [SPACE-VHF] � �	Egypt (Arab Republic of) �	AI1.7 �	2020-10-26
�	[ 61 ] � �	Update on studies related to agenda item 1.7 (WRC-23) on space based VHF communications � �	Singapore (Republic of) �	AI1.7 �	2020-07-13
�	[ 55 ] � �	Liaison statement to Working Parties 4C, 7B, 3M and 3L requesting characteristics for use in sharing studies under WRC-23 agenda iten 1.7 � �	France �	AI1.7 �	2020-07-10
�	[ 26 ] � �	Proposal relating to agenda item 1.7 (WRC-23) on space-based VHF communications � �	Canada �	AI1.7 �	2020-06-30
Results:41 total items. �

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