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Contributions��
�	Number�	Title	Source	AI/Question	Date
�	[ 172 ] � �	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
�	[ 171 ] � �	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
�	[ 170 ] � �	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
�	[ 169 ] � �	IUCAF - CRAF views on necessary elements of HAPS - RAS compatibility studies for agenda item 1.14 - Separation distances, angular avoidance cone angles, OOB attenuation and system characteristics for HAPS platform downlinks in spectrum bands near 21, 24 & 31 GHz for information agenda item 1.14 � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science , Committee on Radio Astronomy Frequencies �	AI1.14 �	2018-06-03
�	[ 168 ] � �	Liaison statement to Working Party 7D - Coexistence between high-speed railway radiocommunication system between train and trackside operating in the frequency bands 92-94 GHz, 94.1-100 GHz and 102-109.5 GHz, and active and passive services � �	WP 5A �	�	2018-06-01
�	[ 167 ] � �	Liaison statement to Working Parties 4A, 4C, 7B, 7C and 7D - Revision of Recommendation ITU-R F.1245 � �	WP 5C �	�	2018-05-31
�	[ 166 ] � �	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
�	[ 165 ] � �	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
�	[ 164 ] � +Ann.1-6�	Report of the meeting of Working Party 7D (Geneva, 14-18 May 2018) � �	Chairman, WP 7D �	�	2018-05-18
�	[ 163 ] � �	Final List of Participants - Working Party 7D (Geneva, 14-18 May 2018) � �	Director, BR �	�	2018-05-18
�	[ 162 ] � �	List of documents issued (Document 7D/119 - 7D/162) � �	BR Study Groups Department �	�	2018-05-11
�	[ 161 ] � �	Comments on the working document towards a preliminary draft new Report ITU-R M.[RAS-COMPAT] � �	Committee on Radio Astronomy Frequencies �	�	2018-05-07
�	[ 160 ] � �	Proposal for additional studies in the working document towards a preliminary draft new Report ITU-R S.[50/40 GHZ ADJACENT BAND STUDIES] � �	Committee on Radio Astronomy Frequencies �	�	2018-05-07
�	[ 159 ] � �	Comments on the working document towards draft CPM text for WRC-19 agenda item 1.6 � �	Committee on Radio Astronomy Frequencies �	AI1.6 �	2018-05-07
�	[ 158 ] � �	Draft reply liaison statement to Working Party 5C - WRC-19 agenda item 1.14 � �	Committee on Radio Astronomy Frequencies �	AI1.14 �	2018-05-07
�	[ 157 ] � �	Working document towards a preliminary draft new Revision of Report ITU-R RA.2189-0 "Sharing between the radio astronomy service and active services in the frequency range 275-3 000 GHz" � �	United States of America �	�	2018-05-06
�	[ 156 ] � �	Updates to the working document towards modifications to the list of radio telescopes capable of operating in the frequency band 10.6-10.7 GHz in Annex 2 to Recommendation ITU-R RS.2066-0 � �	United States of America �	�	2018-05-06
�	[ 155 ] � �	Modifications to the working document towards preliminary draft new Report ITU-RA.[COEXISTENCE]: Coexistence between the radio astronomy service and radiolocation service applications in the frequency band 76-81 GHz � �	United States of America �	�	2018-05-06
�	[ 154 ] � �	Proposal for revision of Recommendations ITU-R RA.314 and ITU-R RA.1860 � �	Committee on Radio Astronomy Frequencies �	�	2018-05-06
�	[ 153 ] � �	Proposed additional text towards completion of a preliminary draft new Report ITU-R RA.[DISTRIB_RAS_REG] - Parameters needed for the registration of distributed radio astronomy systems � �	Square Kilometre Array Organisation , Netherlands (Kingdom of the) �	Q252/7 �	2018-05-04
�	[ 152 ] � �	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
�	[ 151 ] � �	Draft reply liaison statement to Working Party 7A from Working Party 7C - UTC application in radio astronomy service systems � �	Russian Federation �	�	2018-05-03
�	[ 150 ] � �	Draft reply liaison statement to Working Party 4A agenda item 9.1, issue 9.1.9 - Annex 52 to Working Party 4A Chairman Report 4A/675 - Draft CPM text � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science �	AI9.1 �	2018-04-29
�	[ 149 ] � �	Draft reply liaison statement to Working Party 4A agenda item 9.1, issue 9.1.9 - Annex 3 to Working Party 4A Chairman's Report 4A/675 - Preliminary draft new Report ITU-R S.[SPECTRUM_SHARING]: Sharing with incumbent service in the 51.4-52.4 GHz band and adjacent and nearby bands � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science �	AI9.1 �	2018-04-29
�	[ 148 ] � �	Draft reply liaison statement to Working Party 4C - WRC-19 agenda item 1.8 - Working document towards a preliminary draft new Report ITU-R M.[RAS-COMPAT] - Unwanted emissions in the RAS band from space-to-Earth transmissions � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science �	AI1.8 �	2018-04-29
�	[ 147 ] � �	Draft reply liaison statement to Working Party 4A agenda item 1.6 - Draft CPM text � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science �	AI1.6 �	2018-04-29
�	[ 146 ] � �	Draft reply liaison statement to Working Party 4A - WRC-19 agenda item 1.6 - Draft documents including draft CPM text related to WRC-19 agenda item 1.6, Resolution 159 (WRC-15) � �	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science �	AI1.6 �	2018-04-29
�	[ 145 ] � �	Reconsideration of RR Article No. 4.6 � �	Director, BR �	�	2018-04-23
�	[ 144 ] � �	Working document towards modifications to the list of radio telescopes capable of operating in the frequency band 10.6-10.7 GHz in Annex 2 to Recommendation ITU-R RS.2066 - Switzerland proposes the inclusion of an additional Swiss radio astronomy station in Annex 2 of Recommendation ITU-R RS.2066-0 - List of radio astronomy stations capable of operating in the band 10.6-10.7 � �	Switzerland (Confederation of) �	�	2018-03-23
�	[ 143 ] � �	Liaison statement to Working Parties 4B, 5A, 5C, 5D, 7C and 7D regarding WRC-19 agenda item 9.1, issue 9.1.9 � �	WP 4A �	AI9.1 �	2018-03-21
�	[ 142 ] � �	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
�	[ 141 ] � �	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
�	[ 140 ] � �	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
�	[ 139 ] � �	Liaison statement to Working Party 7D (copy for information to Working Party 5B) - Unwanted emissions in the RAS band from space-to-Earth transmissions from MSS satellites � �	WP 4C �	�	2018-03-09
�	[ 138 ] � �	Liaison statement to Working Party 5B (Copy for information to Working Party 7D) - Matters related to WRC-19 agenda item 1.8 resolves 2 � �	WP 4C �	AI1.8 �	2018-03-09
�	[ 137 ] � �	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
�	[ 136 ] � �	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
�	[ 135 ] � �	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
�	[ 134 ] � �	Reply liaison statement to Working Party 7A (copy to Working Parties 4A, 4B, 5A, 5B, 5C, 5D, 6A, 6B, 6C, 7B, 7C and 7C) - Study on Resolution 655 (WRC-15) "Definition of time scale and dissemination of time signals via radiocommunication systems" regarding RNSS systems � �	WP 4C �	�	2018-02-20
�	[ 133 ] � �	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 �	2018-02-12
�	[ 132 ] � �	Recommendation ITU-R F.1766-0 has been editorially updated and is brought to the attention of Working Party 7D � �	SG 5 �	�	2018-01-08
�	[ 131 ] � �	Liaison statement to Working Parties 5A, 5C, 7C and 7D on the preparations for WRC-19 agenda item 1.15 - Request for input as related to WRC-19 agenda item 1.15 � �	WP 1A �	AI1.15 �	2017-12-12
�	[ 130 ] � �	Liaison statement to Working Parties 7C and 7D (copied to Working Party 5B for information) - Coexistence between high-speed railway radiocommunication system between train and trackside operating in the frequency bands 92-94 GHz, 94.1-100 GHz and 102-109.5 GHz, and active and passive services � �	WP 5A �	�	2017-11-22
�	[ 129 ] � �	Liaison statement to ITU-R Working Parties 4A, 4C, 5A, 5D, 7B, 7C, 7D and Task Group 5/1 (and copy to Working Parties 3M and 5B for information) - WRC-19 agenda item 1.14 � �	WP 5C �	AI1.14 �	2017-11-22
�	[ 128 ] � �	Liaison statement to Working Parties 4A, 4C, 5A, 5B, 5D, Task Group 5/1, 6A, 7B, 7C and 7D - Revision of Recommendation ITU-R F.699-7 - Reference radiation patterns for fixed wireless system antennas for use in coordination studies and interference assessment in the frequency range from 100 MHz to about 70 GHz � �	WP 5C �	�	2017-11-22
�	[ 127 ] � �	Reply liaison statement to Working Party 7D on avoiding interference to the RAS by harmonic of satellite downlink emissions � �	WP 5B �	AI1.9.2 �	2017-11-20
�	[ 126 ] � �	Liaison statement to Working Parties 4A, 4B, 4C, 5A, 5C, 5D, 6A, 7C, 7B, 7D and 3M - Draft documents including draft CPM text related to WRC-19 agenda item 1.10, Resolution 426 (WRC-15) � �	WP 5B �	AI1.10 �	2017-11-20
�	[ 125 ] � �	Liaison statement to Working Parties 7C and 7D - Foreign Object Debris detection system operating in the band 92-100 GHz � �	WP 5B �	�	2017-11-20
�	[ 124 ] � �	Reply liaison statement to ITU-R Working Party 1A (copy for information to Working Parties 5C, 7C and 7D) - WRC-19 agenda item 1.15 � �	WP 5A �	AI1.15 �	2017-11-17
�	[ 123 ] � �	Liaison statement to ITU-R Working Party 1A (copy to Working Parties 5A, 7C and 7D) - Input as related to WRC-19 agenda item 1.15 � �	WP 5C �	AI1.15 �	2017-11-17
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