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

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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 322 ] � �	Liaison Note to ITU - Draft revision of Recommendation ITU-R M.1371-5 - Technical characteristics for an automatic identification system using time division multiple access in the VHF maritime mobile frequency band � �	International Association of Marine Aids to Navigation and Lighthouse Authorities �	�	2021-05-03
�	[ 321 ] � �	Comments on the working document towards an annex to liaison statement to Working Party 5D on WRC-23 agenda item 1.1 � �	Egypt (Arab Republic of) �	AI1.1 �	2021-05-03
�	[ 320 ] � �	Proposed improvements to working document towards a preliminary draft new Report ITU-R M.[FOD 92-100 GHZ] - Technical and operational characteristics of the foreign object debris detection system operating in the frequency range 92-100 GHz � �	Hitachi Kokusai Electric Inc. �	Q260/5 �	2021-05-03
�	[ 319 ] � �	Proposed improvement to working document towards a preliminary draft new Recommendation ITU-R M.[RAD 92-100 GHZ] - Technical and operational characteristics of radiolocation systems operating in the frequency range 92-100 GHz and radionavigation systems operating in the frequency range 95-100 GHz � �	Hitachi Kokusai Electric Inc. �	Q260/5 �	2021-05-03
�	[ 318 ] � �	Proposed modification to Working document towards a preliminary draft new Report ITU-R M.[FOR_EESS_SHARE] - Sharing and compatibility studies between earth exploration satellite service sensors and foreign object debris detection system in the frequency range 92 100 GHz � �	Hitachi Kokusai Electric Inc. �	Q260/5 �	2021-05-03
�	[ 317 ] � �	Proposed improvements to reply liaison statement to Working Party 7C (copy to Working Party 7D for information) - Working documents towards a preliminary draft new Reports ITU-R M.[FOD 92-100 GHz] and ITU-R M.[FOD_EESS_SHARE] � �	Hitachi Kokusai Electric Inc. �	Q260/5 �	2021-05-03
�	[ 316 ] � �	Reply liaison statement to Working Party 5B (copied for information to Working Parties 4A, 5A, 5C, 7C and 7D) - WRC-23 agenda item 1.10 - Possible new allocations to the aeronautical mobile service for the use of non-safety applications � �	WPs 3K and 3M �	AI1.10 �	2021-05-03
�	[ 315 ] � �	Reply liaison statement to Task Group 6/1 (copied for information to Working Parties 5A, 5B, 5C, 5D and 6A) - Issues related to propagation for sharing studies in Task Group 6/1 � �	WPs 3K and 3M �	AI1.5 �	2021-05-03
�	[ 314 ] � �	Proposals on the working document towards a preliminary draft new Report ITU-R M.[NON-SAFETY AMS] � �	France , Germany (Federal Republic of) �	�	2021-04-30
�	[ 313 ] � �	Working document towards draft CPM text to WRC-23 for agenda item 1.11 � �	Germany (Federal Republic of) �	AI1.11 �	2021-04-30
�	[ 312 ] � �	Digital voice communication in the VHF maritime band � �	Estonia (Republic of) , Netherlands (Kingdom of the) �	�	2021-04-30
�	[ 311 ] � �	Working document towards a preliminary draft new Recommendation ITU-R M.[CNPC_CHAR_5GHz] - Characteristics and Protection Criteria of Terrestrial and Satellite Unmanned Aircraft System Control and Non-Payload Communications Links operating in the aeronautical mobile (route) service and aeronautical mobile satellite (R) Service in the band 5 030-5 091 MHz � �	United States of America �	�	2021-04-30
�	[ 310 ] � �	Working document towards a preliminary draft new Report/Recommendation ITU-R M.[UAS CNPC_CHAR] - Characteristics of unmanned aircraft system control and non-payload Earth stations for use with space stations operating in the Fixed Satellite Service � �	United States of America �	�	2021-04-30
�	[ 309 ] � �	Preliminary draft new Report ITU-R M.[UA_PFD] - Review of power flux-density limits in accordance with resolves 16 of Resolution 155 (Rev.WRC-19) � �	United States of America �	�	2021-04-30
�	[ 308 ] � �	Working document towards draft CPM text for WRC-23 agenda item 1.9 - Aeronautical Wideband HF � �	United States of America �	AI1.9 �	2021-04-30
�	[ 307 ] � �	Working document towards preliminary draft new Report ITU-R M.[AERO-WIDEBAND-HF] - Aeronautical Wideband HF � �	United States of America �	�	2021-04-30
�	[ 306 ] � �	Draft Work plan for WRC-23 agenda item 1.9 � �	United States of America �	AI1.9 �	2021-04-30
�	[ 305 ] � �	Preliminary draft revision of Recommendation ITU-R M.1730-1 � �	United States of America �	�	2021-04-30
�	[ 304 ] � �	Working document toward PDN Recommendation ITU-R M.[AMS-CHARACTERISTICS_1780-1850 MHZ] � �	United States of America �	�	2021-04-30
�	[ 303 ] � �	Reply liaison statement to Working Party 4C for WRC-23 agenda item 1.18 � �	United States of America �	AI1.18 �	2021-04-30
�	[ 302 ] � �	Reply liaison statement to Working Party 5D for WRC-23 agenda item 1.2 � �	United States of America �	AI1.2 �	2021-04-30
�	[ 301 ] � �	Revisions to preliminary draft revision of Recommendation ITU-R M.1796-2 - Characteristics of and protection criteria for terrestrial radars operating in the radiodetermination service in the frequency band 8 500-10 680 MHz � �	United States of America �	�	2021-04-30
�	[ 300 ] � �	Draft revision of Recommendation ITU-R M.1465-3 - Characteristics of and protection criteria for radars operating in the radiodetermination service in the frequency range 3 100-3 700 MHz � �	United States of America �	�	2021-04-30
�	[ 299 ] � �	Updates to working document towards a preliminary draft new Report ITU-R [NON-SAFETY AMS] � �	United States of America �	�	2021-04-30
�	[ 298 ] � �	Revision to Annex 31 to the Working Party 5B Chairman's Report - Working document toward a preliminary draft new Report ITU-R M.[LED-EMI] - Conditions for the protection of radio receivers installed onboard vessels against electromagnetic interference from LED lighting systems and other unintended sources � �	United States of America �	�	2021-04-30
�	[ 297 ] � �	Preliminary draft revision of Recommendation ITU-R M.2135-0 - Technical characteristics of autonomous maritime radio devices operating in the frequency band 156-162.05 MHz � �	United States of America �	�	2021-04-30
�	[ 296 ] � �	[Preliminary] draft revision of Recommendation ITU-R M.2092-0 - Technical characteristics for a VHF data exchange system in the VHF maritime mobile band � �	United States of America �	�	2021-04-30
�	[ 295 ] � �	Preliminary draft revision of Recommendation ITU-R M.1638-1 - Characteristics of and protection criteria for sharing studies for radiolocation (except ground based meteorological radars) and aeronautical radionavigation radars operating in the frequency bands between 5 250 and 5 850 MHz � �	United States of America �	�	2021-04-30
�	[ 294 ] � �	Proposed updates to working document towards a preliminary draft new Report ITU-R M.[RADAR SIMULATIONS] - Simulations of performance for specific primary surveillance radars � �	United States of America �	�	2021-04-30
�	[ 293 ] � �	Working document towards a preliminary draft new Recommendation ITU-R M.[AMRS-VDL] - Characteristics and protection criteria for the International Civil Aviation Organization standardized VHF datalink Mode 2 systems operating in the aeronautical mobile (route) service in the frequency band 136-137 MHz � �	United States of America �	�	2021-04-30
�	[ 292 ] � �	Working document towards a preliminary draft new Report ITU-R M.[SUBORBITAL STUDIES] - [Regulatory, o]Operational, and technical studies of radiocommunications for suborbital vehicles � �	United States of America �	�	2021-04-30
�	[ 291 ] � �	Work plan for WRC-23 agenda item 1.6 � �	United States of America �	AI1.6 �	2021-04-30
�	[ 290 ] � �	Working document towards preliminary draft revised Recommendation ITU-R M.1849-2 - Technical and operational aspects of ground-based meteorological radars � �	United States of America �	�	2021-04-30
�	[ 289 ] � �	Proposed liaison statement to Working Party 5D - Updated information for preparations for WRC-23 agenda item 1.4 - Characteristics of meteorological radars contained in Recommendation ITU-R M.1849 � �	United States of America �	AI1.4 �	2021-04-30
�	[ 288 ] � �	Proposed working document for a preliminary draft revision to Recommendation ITU-R M.2116-0 - Technical characteristics and protection criteria for the aeronautical mobile service systems operating within the 4 400-4 990 MHz frequency range � �	United States of America �	�	2021-04-29
�	[ 287 ] � �	Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.1 - Characteristics of aeronautical systems and maritime systems operating in or adjacent to the frequency band 4 800-4 990 MHz � �	United States of America �	AI1.1 �	2021-04-29
�	[ 286 ] � �	Working document towards a preliminary draft new Recommendation ITU-R M.[15.4-15.7 _GHZ_ARNS] - Characteristics of and protection criteria for radars operating in the aeronautical radionavigation service in the frequency band 15.4-15.7 GHz � �	United States of America �	�	2021-04-29
�	[ 285 ] � �	Working document towards a preliminary draft new Report ITU-R M.[UA-AIRBORNE-DAA] - Guidance on suitable frequency bands and services to be used by airborne unmanned aircraft detect-and-avoid non-cooperative systems � �	United States of America �	�	2021-04-29
�	[ 284 ] � �	An example of a framework for revisions to Resolution 155 (Rev.WRC-19) in support of studies under WRC-23 agenda item 1.8 � �	United States of America �	AI1.8 �	2021-04-29
�	[ 283 ] � �	WRC-23 agenda item 1.1 - Technical characteristics of aeronautical mobile service and maritime mobile service systems operating within the 4 800-4 990 MHz frequency range for sharing studies � �	Russian Federation �	�	2021-04-29
�	[ 282 ] � �	Revision of working document towards a preliminary draft new Report ITU-R [NON-SAFETY AMS] - [Elements to a working document related to WRC-23 agenda item 1.10] - Technical study for new non-safety aeronautical mobile applications � �	Russian Federation �	AI1.10 �	2021-04-29
�	[ 281 ] � �	Comments on the proposals of Working Party 5B to the working document towards the studies on WRC-23 agenda item 1.1 � �	Russian Federation �	AI1.1 �	2021-04-29
�	[ 280 ] � �	Characteristics of the aeronautical mobile service and maritime mobile service systems operated in the frequency band 4 800-4 990 MHz � �	Russian Federation �	�	2021-04-29
�	[ 279 ] � �	Preliminary draft revision of Recommendation ITU-R M.585-8 - Assignment and use of identities in the maritime mobile service � �	Germany (Federal Republic of) , Estonia (Republic of) , France , Malta , Netherlands (Kingdom of the) , Switzerland (Confederation of) �	�	2021-04-29
�	[ 278 ] � �	Proposed additions to working document towards a preliminary draft new Report ITU-R M.[SPACE-VHF] � �	Canada �	AI1.7 �	2021-04-28
�	[ 277 ] � �	Terminology used in Recommendation ITU-R M.585-8 � �	Director, BR �	�	2021-04-27
�	[ 276 ] � �	Liaison statement to Working Party 5B - Updated information on EESS (passive) for consideration under WRC-23 agenda item 1.10 � �	WP 7C �	AI1.10 �	2021-04-26
�	[ 275 ] � �	Liaison statement to CISPR (Subcommittees B and H) (copy for information to Study Group 1 and Working Parties 1A, 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7B, 7C and 7D) - Update to Standard frequency and time signal services protection requirements in the CISPR radio services database � �	WP 7A �	�	2021-04-26
�	[ 274 ] � �	Working document towards a preliminary draft new Report ITU-R M.[FOD 92-100 GHz] - Technical and operational characteristics of the foreign object debris detection system operating in the frequency range 92-100 GHz � �	Malaysia �	�	2021-04-26
�	[ 273 ] � �	Liaison statement to Working Parties 3K, 3L, 3M, 5A, 5B, 5C and 6A (copy for information to Working Parties 7A and 7D) - WRC-23 agenda item 1.12 � �	WP 7C �	AI1.12 �	2021-04-23
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