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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
�	[ 372 ] � �	Liaison statement to Working Party 5B (copied to Working Parties 3M, 4C and 7B for information) - WRC-23 agenda item 1.7 - Comments on space-based aeronautical VHF communications in 117.975-137 MHz frequency band (Annex 29 to Working Party 5B Chairman's Report) � �	WP 3L �	AI1.7 �	2021-07-09
�	[ 371 ] � (Rev.1)�	ITU-R Working Party 5B Chairman's Note to the ITU inter-Sector Coordination Group and ITU-T Study Group 20 (copy to BR and TSB Directors, and ITU-R Working Party 5B) - Boundaries between the responsibilities of the International Telecommunication Union and the International Civil Aviation Organization � �	Chairman, ITU-R WP 5B �	�	2021-07-08
�	[ 370 ] � �	Reply liaison statement to Working Party 5A (copy to Working Parties 4A, 5B, 5C and 5D for information) - WRC-23 agenda item 1.3 - Guidance on the use of ITU-R P-series Recommendations for interference prediction and sharing studies � �	WPs 3K and 3M �	AI1.3 �	2021-07-05
�	[ 369 ] � �	Reply liaison statement to Working Party 5B (copy to Working Parties 4A, 5A, 5C, 7C and 7D for information) - 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 �	2021-07-05
�	[ 368 ] � �	Reply liaison statement to Working Party 5D (copy to Working Parties 4A, 4C, 5A, 5B, 5C, 6A, 7B, 7C and 7D for information) - WRC-23 agenda item 1.4 - Propagation information requested from Working Party 5D � �	WPs 3J, 3K and 3M �	AI1.4 �	2021-07-05
�	[ 367 ] � �	Reply liaison statement to Working Party 5D (copy to Working Parties 1B, 4A, 4B, 4C, 5A, 5B, 5C, 7B, 7C and 7D for information) - WRC-23 agenda items 1.1 and 1.2 � �	WPs 3K and 3M �	AI1.2, AI1.1 �	2021-07-05
�	[ 366 ] � �	Reply liaison statement to Working Party 4C (copied to Working Parties 4A, 4B, 5A, 5C, 5D, and 7B for information) - WRC-23 agenda item 1.18 � �	WPs 3K and 3M �	AI1.18 �	2021-07-05
�	[ 365 ] � �	Reply liaison statement to Working Party 5B (copy to Working Parties 4A and 4B for information) - WRC-23 agenda item 1.8 � �	WP 3M �	AI1.8 �	2021-07-05
�	[ 364 ] � �	Reply liaison statement to Working Parties 5B, 5C, 7B, 7C and 7D - WRC-23 agenda item 1.2 � �	WP 5D �	AI1.2 �	2021-06-25
�	[ 363 ] � �	Reply liaison statement on draft Recommendation ITU-T Y.UAV.ARCH � �	ITU-T SG 20 �	�	2021-06-21
�	[ 362 ] � �	Liaison statement to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 6A, 7B, 7C and 7D - WRC-23 agenda item 1.4 � �	WP 5D �	AI1.4 �	2021-06-18
�	[ 361 ] � �	Reply liaison statement to Working Parties 5B and 6A - Working document towards a preliminary draft revision to Recommendation ITU-R SM.1541-6 - Unwanted emissions in the out-of-band domain � �	WP 1A �	�	2021-06-18
�	[ 360 ] � �	Liaison statement to CISPR F and CISPR A, and to ITU-R Working Parties 4C and 5B (copy to CISPR, IMO and IMSO) - Interference to maritime communication systems from light emitting diode (LED) lighting located onboard the same vessel � �	WP 1A �	�	2021-06-17
�	[ 359 ] � �	Liaison statement to ITU-R Working Party 5B - 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 band � �	International Maritime Organization �	�	2021-06-09
�	[ 358 ] � �	Liaison statement on work related to environment energy efficiency and the circular economy and new areas of study � �	ITU-T SG 5 �	�	2021-06-02
�	[ 357 ] � �	Liaison statement to Working Parties 4C, 5B and 7D - Revision to Recommendation ITU-R SM.1896-1 � �	WP 1B �	�	2021-06-01
�	[ 356 ] � �	Liaison statement on work being carried out under study in ITU-T Q3/5 � �	ITU-T SG 5 �	�	2021-05-24
�	[ 355 ] � +Ann.1-41�	Report on the twenty-sixth meeting of Working Party 5B (e-Meeting, 10-21 May 2021) � �	Chairman, WP 5B �	�	2021-05-21
�	[ 354 ] � �	Final list of participants - Working Party 5B (e-Meeting, 10-21 May 2021) � �	Director, BR �	�	2021-05-21
�	[ 353 ] � �	Liaison statement to relevant parties - Proposed suppression of the Compendium of ITU's work on Emergency Telecommunications � �	WP 5A �	�	2021-05-17
�	[ 352 ] � �	Liaison statement to Task Group 6/1 (copy to Working Parties 6A, 5B and 5D for information) - WRC-23 agenda item 1.5 � �	WP 5A �	AI1.5 �	2021-05-13
�	[ 351 ] � �	Reply liaison statement to Working Party 5D (copy to Working Parties 3K, 3M, 4A, 4B, 4C, 5A, 5B, 7B and 7C for information) - WRC-23 agenda item 1.2 � �	WP 5C �	AI1.2 �	2021-05-13
�	[ 350 ] � �	Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 5A, 5B and 7B for information) - WRC-23 agenda item 1.19 - Characteristics and protection criteria for fixed service systems operating in the frequency band 17.7-19.7 GHz � �	WP 5C �	AI1.19 �	2021-05-13
�	[ 349 ] � �	Liaison statement to Working Parties 4A, 5B, 5C and 5D (copy for information to ITU-T FG-VM) - Intelligent Transport Systems � �	WP 5A �	�	2021-05-13
�	[ 348 ] � �	Reply liaison to ITU-T Study Group 11 (copy to ITU-D SG2 Q5/2 and ITU-R Working Parties 5B and 5D) - Disaster Relief Use Cases � �	WP 5A �	�	2021-05-13
�	[ 347 ] � �	Reply liaison statement to Working Party 4A (copy for information to Working Parties 3M, 5A and 5B) - WRC-23 agenda item 1.15 - Additional characteristics for fixed service systems operating in the frequency band 12.75-13.25 GHz � �	WP 5C �	AI1.15 �	2021-05-13
�	[ 346 ] � �	Reply liaison statement to Working Party 4A (copy to Working Parties 3M, 4B, 4C, 5A, 5B and 7B for information) - WRC-23 agenda items 1.16 and 1.17 - Characteristics and protection criteria for fixed service systems operating in the frequency bands 17.7-19.7 GHz and 27.5-29.5 GHz � �	WP 5C �	AI1.17, AI1.16 �	2021-05-13
�	[ 345 ] � �	Reply liaison statement to Working Party 5B - Additional information for studies on WRC-23 agenda item 1.8 � �	WP 5A �	AI1.8 �	2021-05-13
�	[ 344 ] � �	Reply liaison statement to Working Party 5B - Information for studies on WRC-23 agenda item 1.9 � �	WP 5C �	AI1.9 �	2021-05-13
�	[ 343 ] � �	Liaison statement from Working Party 6A to Task Group 6/1 (copy to Working Parties 3K, 3M, 5A, 5B, 5C, 5D, and 7C) - Information regarding the broadcasting service in the band 470-960 MHz in Region 1 � �	WP 6A �	AI1.5 �	2021-05-12
�	[ 342 ] � (Rev.1)�	List of documents issued (Documents 5B/225 - 5B/352) � �	BR Study Groups Department �	�	2021-05-10
�	[ 341 ] � �	Liaison statement to Working Parties 3J, 3K and 3M (copy for information to Working Parties 1A, 1C, 4A, 4C, 5A, 5B, 5C and 7D) - Propagation information related to studies under Resolution 731 (Rev.WRC-19) and other issues above 71 GHz � �	WP 7C �	�	2021-05-07
�	[ 340 ] � �	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
�	[ 339 ] � �	Consideration of the use of MSS frequency bands at 1.5/1.6 GHz to support communications for sub-orbital vehicles � �	Inmarsat Ltd. �	AI1.6 �	2021-05-03
�	[ 338 ] � �	Administrations responsible for UAS CNPC operation - WRC-23 agenda item 1.8 � �	Asia Satellite Telecommunications Co. Ltd. (AsiaSat) �	AI1.8 �	2021-05-03
�	[ 337 ] � �	Working document towards a preliminary draft revision of Recommendation ITU-R M.493-15 - Digital selective-calling system for use in the maritime mobile service � �	Germany (Federal Republic of) �	�	2021-05-03
�	[ 336 ] � �	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 � �	Netherlands (Kingdom of the) �	�	2021-05-03
�	[ 335 ] � �	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 � �	France �	�	2021-05-03
�	[ 334 ] � �	Reply liaison statement to Working Party 5B (copy for information to Working Parties 1B, 5C and 7B) - WRC-23 agenda item 1.1 � �	France �	AI1.1 �	2021-05-03
�	[ 333 ] � �	Review of Resolution 155 for WRC-23 and draft reply liaison statement to ICAO � �	France �	AI1.8 �	2021-05-03
�	[ 332 ] � �	Elements of a working document relating to WRC-23 agenda item 1.6 addressing operational and technical studies of suborbital vehicles - Working document towards a preliminary draft new Report ITU-R M.[SUBORBITAL STUDIES] - [Regulatory, o]Operational, and technical studies of radiocommunications for suborbital vehicles � �	France �	AI1.6 �	2021-05-03
�	[ 331 ] � �	Working document towards draft revision of Recommendation ITU-R M.1851-1 - Mathematical models for radiodetermination radar systems antenna patterns for use in interference analyses � �	France �	�	2021-05-03
�	[ 330 ] � �	Elements and technical characteristics related to WRC-23 agenda item 1.9 - Elements and technical characteristics for wideband HF systems � �	France �	AI1.9 �	2021-05-03
�	[ 329 ] � �	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
�	[ 328 ] � �	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
�	[ 327 ] � �	Working document towards a preliminary draft new Recommendation ITU-R M.[15.4-15.7_GHZ_ARNS] - Characteristics of and protection criteria for terrestrial radars operating in the radiodetermination service in the frequency band 8 500-10 680 MHz � �	France �	�	2021-05-03
�	[ 326 ] � �	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 � �	France �	�	2021-05-03
�	[ 325 ] � �	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 � �	France �	�	2021-05-03
�	[ 324 ] � �	Preliminary draft new Recommendation ITU-R .[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 � �	France �	�	2021-05-03
�	[ 323 ] � �	Working document towards a preliminary draft revision to Recommendation ITU-R M.2116-0 - Technical characteristics and protection criteria for the aeronautical and maritime mobile service systems operating within the 4 400-4 990 MHz frequency range � �	Australia , Austria , Belgium , Croatia (Republic of) , Estonia (Republic of) , France , Germany (Federal Republic of) , Hungary , Korea (Republic of) , Latvia (Republic of) , Lithuania (Republic of) , Luxembourg , Netherlands (Kingdom of the) , Poland (Republic of) , Romania , Slovenia (Republic of) , Turkey , United Kingdom of Great Britain and Northern Ireland �	�	2021-05-03
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