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Efficient Orbit/Spectrum Utilization for MSS and RDSS

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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 374 ] � �	Reply liaison statement to Working Party 4A (copy for information to Working Parties 3M, 4C, 5A, 5D, 7B, 7C and 7D) - Clarification of HAPS characteristics and studies � �	WP 5C �	AI1.14 �	2018-06-05
�	[ 373 ] � �	Reply liaison statement to Working Party 5D (copy for information to Working Parties 3M, 4A, 4C, 5A, 7B, 7C and 7D) - Information on Adaptive Transmit Power Control (ATPC) � �	WP 5C �	AI1.14 �	2018-06-05
�	[ 372 ] � �	Liaison statement to ITU-R Working Parties 4A, 4C, 5A, 5D, 7B, 7C, 7D and Task Group 5/1 (copy for information to Working Parties 3M and 5B) - Progress on WRC-19 agenda item 1.14 � �	WP 5C �	AI1.14 �	2018-06-05
�	[ 371 ] � �	Liaison statement to Working Parties 4A, 4C, 7B, 7C and 7D - Revision of Recommendation ITU-R F.1245 � �	WP 5C �	�	2018-05-31
�	[ 370 ] � �	Reply liaison statement to Working Parties 1A and 4C (copy for information to Working Parties 4A, 5D, 7B, and 7C) - System parameter tables in Recommendation ITU-R SM.1448 and Appendix 7 (Rev.WRC-15) of the Radio Regulations � �	WPs 5A, 5B, 5C �	�	2018-05-31
�	[ 369 ] � �	Liaison statement to Working Parties 4A and 4C - Draft documents including draft CPM text related to WRC-19 agenda item 9.1, issue 9.1.4 - Resolution 763 (WRC-15) � �	WP 5B �	�	2018-05-30
�	[ 368 ] � �	Reply liaison statement to ITU-R Working Party 5C (copy for information to Working Parties 3M, 4A, 4C, 5B, 5D, 7B, 7C, 7D and Task Group 5/1) - WRC-19 agenda item 1.14 � �	WP 5A �	AI1.14 �	2018-05-25
�	[ 367 ] � �	Liaison statement from ITU-D Study Group 1 Question 1/1 to ITU-R Study Groups 1, 4 and 5 on collaboration � �	ITU-D SG 1 �	�	2018-05-24
�	[ 366 ] � �	Reply liaison statement to Working Party 4C regarding proposed changes to preliminary draft new Recommendation ITU-R RS.[EESS_SAR-RNSS] � �	WP 7C �	�	2018-05-22
�	[ 365 ] � �	Reply liaison statement to Working Party 4C - Working document towards a preliminary draft new Report ITU-R M.[RAS-COMPAT] - Unwanted emissions in the RAS band from space-to-Earth transmissions from MSS Satellites � �	WP 7D �	�	2018-05-21
�	[ 364 ] � �	Liaison statement to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7C and 7D concerning WRC-19 agenda item 1.7 - Status of WRC-19 agenda item 1.7 � �	WP 7B �	AI1.7 �	2018-05-21
�	[ 363 ] � �	Liaison statement from ITU-D Study Group 2 on disaster relief use cases � �	ITU-D SG 2 �	�	2018-05-21
�	[ 362 ] � �	Liaison statement to Working Party 1A (copy for information to Working Parties 4A, 4C, 5A, 5B, 5C, 5D and 7C) - System parameter tables in Recommendation ITU-R SM.1448 and Appendix 7 (Rev.WRC-15) of the Radio Regulations � �	WP 7B �	�	2018-05-17
�	[ 361 ] � �	Liaison statement to Working Parties 4C and 5B - Availability of radio frequency spectrum for mobile satellite communications � �	International Maritime Organization , International Mobile Satellite Organization �	�	2018-05-14
�	[ 360 ] � �	Liaison statement to Working Party 7B (copy to Working Parties 4A, 4C, 5A, 5B, 5C and 5D) - WRC-19 agenda item 1.7 � �	WP 6A �	AI1.7 �	2018-05-10
�	[ 359 ] � �	Reply liaison statement to ITU-R Working Party 7A on UTC (copy to Working Parties 4A, 4B, 4C, 5A, 5B, 5C, 5D, 6A, 6C, 7B, 7C and 7D) - Study on Resolution 655 (WRC-15) �Definition of time scale and dissemination of time signals via radiocommunication systems� regarding broadcasting systems � �	WP 6B �	�	2018-05-04
�	[ 358 ] � �	Preliminary position on WRC-19 Agenda � �	World Meteorological Organization �	�	2018-05-03
�	[ 357 ] � �	"Conclusion" section of the draft CPM texts on the 9 issues under WRC-19 agenda item 9.1 � �	Chairman, CPM �	�	2018-04-30
�	[ 356 ] � �	Liaison statement to Working Party 1C (copy for information to Working Party 4C) - Preliminary draft new Recommendation ITU-R S.[GUIDELINES HARMFUL INTERFERENCE REPORTING] - Guidelines for reporting harmful interference to GSO satellite networks � �	WP 4A �	�	2018-03-21
�	[ 355 ] � �	Liaison statement to Working Party 1A (copy for information to Working Parties 4C, 5A, 5B, 5C, 5D, 7B and 7C) - System parameter tables in Recommendation ITU-R SM.1448 and Appendix 7 (Rev.WRC-15) of the Radio Regulations � �	WP 4A �	�	2018-03-21
�	[ 354 ] � �	Reply liaison statement to Working Party 5C (copy for information to Working Parties 3M, 4C, 5A, 5D, 7B, 7C and 7D) - WRC-19 agenda item 1.14 � �	WP 4A �	AI1.14 �	2018-03-21
�	[ 353 ] � �	Liaison statement to Working Party 5B (copy for information to Working Parties 4B, 4C, 5A, 5C, 5D, 6A, 7B, 7C, 7D and 3M) - Draft documents including draft CPM text related to WRC-19 agenda item 1.10, Resolution 426 (WRC-15) � �	WP 4A �	AI1.10 �	2018-03-21
�	[ 352 ] � �	Liaison statement to Working Party 5B (copy for information to Working Parties 4C and 7B) - Draft documents including draft CPM text related to WRC-19 agenda item 9.1, issue 9.1.4 - Resolution 763 (WRC-15) � �	WP 4A �	AI9.1 �	2018-03-21
�	[ 351 ] � �	Liaison statement to Worikng Parties 4B, 4C, 5A, 5C, 7B and 7C - Studies relating to the use of the frequency bands 17.7-19.7 GHz (space-to-Earth) and 27.5-29.5 GHz (Earth-to-space) by earth stations in motion communicating with geostationary space stations in the fixed-satellite service under WRC-19 agenda item 1.5 � �	WP 4A �	AI1.5 �	2018-03-21
�	[ 350 ] � �	Liaison statement to Working Parties 4C, 5A, 5B, 5C, 5D, 6A, 7B, 7C and 7D - Draft documents including draft CPM text related to WRC-19 agenda item 1.6, Resolution 159 (WRC-15) � �	WP 4A �	AI1.6 �	2018-03-21
�	[ 349 ] � �	Reply liaison statement to Working Party 4C on WRC-19 agenda item 7, Issues H and I - Comments related to additional RR Appendix 4 data elements for non-GSO systems as regards RNSS systems � �	WP 4A �	AI7 �	2018-03-21
�	[ 348 ] � �	Liaison statement to Working Party 4C - Application of coordination arc in the Ka band under WRC-19 agenda item 7, Issue B � �	WP 4A �	�	2018-03-21
�	[ 347 ] � �	Liaison statement to Working Parties 4C, 5A, 7B and 7C - Studies relating to the bringing into use of frequency assignments to all non-GSO satellite systems, and consideration of a milestone-based deployment approach for non-GSO satellite systems in specific bands and services � �	WP 4A �	�	2018-03-21
�	[ 346 ] � �	Recommendation ITU-R F.699-8 - Reference radiation patterns for fixed wireless system antennas for use in coordination studies and interference assessment in the frequency range from 100 MHz to 86 GHz � �	SG 5 �	�	2018-03-06
�	[ 345 ] � �	Reply liaison statement to Working Party 7A (copy to Working Parties 4A, 4C, 5A, 5B, 5C, 5D, 6A, 6B, 6C, 7B, 7C and 7D) - Study on Resolution 655 (WRC-15) �Definition of time scale and dissemination of time signals via radiocommunication systems� regarding FSS/MSS/BSS � �	WP 4B �	�	2018-02-23
�	[ 344 ] � �	Liaison statement to Working Party 4B (copy to Working Parties 4C, 5A, 5B, 5C, 5D, 6A, 6B, 6C, 7A, 7B, 7C and 7D) - Study on Resolution 655 (WRC-15) "Definition of time scale and dissemination of time signals via radiocommunication systems" regarding FSS/BSS � �	WP 4A �	�	2018-02-20
�	[ 343 ] � +Ann.1-19�	Report on the meeting of Working Party 4C (Geneva, 13-20 February 2018) � �	Chairman, WP 4C �	�	2018-02-20
�	[ 342 ] � �	Final list of participants - Working Party 4C (Geneva, 13-20 February 2018) � �	Director, BR �	�	2018-02-20
�	[ 341 ] � �	Recommendation ITU-R P.681-10 - Propagation data required for the design of Earth-space land mobile telecommunication systems � �	SG 3 �	�	2018-02-16
�	[ 340 ] � �	List of documents issued (Documents 4C/261 - 4C/340) � �	BR Study Groups Department �	�	2018-12-02
�	[ 339 ] � �	Liaison statement reply to ITU-R Working Party 5C (copied for information to Working Parties 3M, 4A, 4C, 5A, 7B, 7C and 7D) - WRC-19 agenda item 1.14 � �	WP 5D �	AI1.14 �	2018-12-02
�	[ 338 ] � �	Liaison statement - New ITU-T Study Group 13 terms and definitions � �	ITU-R CCV, ITU-T SCV �	�	2018-02-09
�	[ 337 ] � �	Liaison statement to Working Party 4C - Coexistence and compatibility study between the terrestrial component and the satellite component of IMT in the frequency bands 1 980-2 010 MHz and 2 170-2 200 MHz in different countries � �	WP 5D �	�	2018-02-07
�	[ 336 ] � �	Working document towards a preliminary draft new Report ITU-R M.[RAS-COMPAT] - Unwanted emissions in the RAS band from space-to-Earth transmissions from MSS satellites � �	Austria , Germany (Federal Republic of) , Netherlands (Kingdom of the) �	AI1.8 �	2018-02-06
�	[ 335 ] � �	Working document towards a preliminary draft new Report ITU-R M.[GMDSS-SATREG] - Introduction of additional mobile-satellite service systems into the GMDSS (WRC-19 agenda item 1.8) � �	Austria , Germany (Federal Republic of) , Netherlands (Kingdom of the) , Switzerland (Confederation of) �	AI1.8 �	2018-02-06
�	[ 334 ] � �	Working document towards draft CPM text for WRC-19 agenda item 1.8 � �	Austria , Committee on Radio Astronomy Frequencies , Czech Republic , Netherlands (Kingdom of the) �	AI1.8 �	2018-02-06
�	[ 333 ] � �	OOB/Unwanted emissions from IMT-Advanced systems in the mobile service in the band below 1 518 MHz with respect to systems in the mobile-satellite service in the frequency band above 1 525 MHz � �	Thuraya Telecommunications Company �	�	2018-02-06
�	[ 332 ] � �	Working document towards draft CPM text - WRC-19 agenda item 1.8 � �	Canada �	AI1.8 �	2018-02-06
�	[ 331 ] � �	Working document towards a preliminary draft new Report ITU-R M.[MSS & IMT L-BAND COMPATIBILITY] - Adjacent band compatibility studies of IMT-Advanced systems in the mobile service in the band below 1 518 MHz with respect to systems in the mobile-satellite service in the frequency band 1 518-1 525 MHz � �	Thuraya Telecommunications Company �	�	2018-02-06
�	[ 330 ] � �	Proposed revisions to working document towards a preliminary draft new Report ITUR- M.[GMDSS-SATREG] - Introduction of additional mobile-satellite service systems into the GMDSS (WRC-19 agenda item 1.8) � �	Inmarsat Plc. �	AI1.8 �	2018-06-02
�	[ 329 ] � �	Proposed revisions to draft CPM text related to agenda item 1.8 � �	Inmarsat Plc. �	AI1.8 �	2018-06-02
�	[ 328 ] � �	Proposed updates to the working document towards a preliminary draft new [RECOMMENDATION OR REPORT] ITU-R M.[MSS&IMT-ADVANCED SHARING] � �	Inmarsat Plc. �	AI9.1 �	2018-02-06
�	[ 327 ] � �	Proposed revisions to the working document towards preliminary draft CPM text for WRC-19 agenda item 9.1, issue 9.1.1 � �	Inmarsat Plc. �	AI9.1 �	2018-06-02
�	[ 326 ] � �	Adjacent band compatibility studies of IMT-Advanced systems in the mobile service in the band below 1 518 MHz with respect to systems in the mobile-satellite service in the frequency band 1 518-1 525 MHz � �	EMEA Satellite Operator's Association (ESOA) �	�	2018-02-06
�	[ 325 ] � �	Proposal for drafting CPM text and modification for working document towards a preliminary draft new [Recommendation or Report] ITU-R M.[MSS&IMT-Advanced sharing] under agenda item 9.1, issue 9.1.1 � �	China (People's Republic of) �	AI9.1 �	2018-02-06
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