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Radio Astronomy

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Contributions
	Number	Title	Source	AI/Question	Date
	[ 72 ]	Reply liaison statement to Working Party 7D (copy to Working Parties 1B, 5B, 5C, 6A and 7A) - Radio frequency ranges for wireless power transfer (WPT)	WP 1A	Q210/1	2016-12-13
	[ 71 ]	Reply liaison statement to Working Party 6A (copy to Working Parties 1B, 1C, 5A, 5B, 5C, 7A and 7D) - Radio frequency ranges for wireless power transmission (WPT)	WP 1A	Q210/1	2016-12-13
	[ 70 ]	Reply liaison statement to Working Party 5B (copied for information to Working Parties 1B, 5A, 5C, 6A, 7A and 7D) - Radio frequency ranges or wireless power transmission using technologies other than Radio Frequency Beam	WP 1A	Q210/1	2016-12-13
	[ 69 ]	Liaison statement to Working Parties 3J, 3K, 3M, 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	2016-12-13
	[ 68 ]	Liaison statement to Working Parties 1B, 4A, 4C, 5A, 5D, 6A, 7B, 7C and 7D - Working document towards a preliminary draft new Report ITU-R SM.[SHARING-METHODS] - Methods for sharing between radiocommunications services	WP 1A		2016-12-13
	[ 67 ]	Liaison statement to Working Parties 1C, 3L, 5A, 5B, 5C, 6A, 7A and 7D - Assessment of the impact of unwanted radio frequency energy generated by non-radiocommunication equipment to radiocommunication services (Questions ITU-R 221-2/1 and ITU-R 236/1)	WP 1A		2016-12-13
	[ 66 ]	Reply liaison statement to Working Party 1A (copied for information to Working Parties 1B, 5C, 6A, 7A and 7D) - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam	WP 5B	Q210/1	2016-11-28
	[ 65 ]	Liaison statement to Task Group 5/1 (copied for information to Working Parties 3J, 3K, 3M, 4A, 4B, 4C, 5B, 5C, 5D, 6A, 7B, 7C, and 7D) - Preparations for WRC-19 agenda item 1.13	WP 5A	AI1.13	2016-11-23
	[ 64 ]	Liaison statement to Working Party 4A (copy to Working Parties 3M, 5C, 5D and 7D for information) - Operational requirements and technical characteristics of systems in the frequency band 51.4-52.4 GHz	WP 5A		2016-11-23
	[ 63 ]	Liaison statement to BWA External Organizations (copy for information to Working Parties 1A, 3J, 3K, 3M, 5C, 7C and 7D) - Preliminary information on land mobile service applications associated with work on WRC-19 agenda item 1.15	WP 5A		2016-11-18
	[ 62 ]	Liaison statement to Working Party 1A (copy for information to Working Parties 3J, 3K, 3M, 5C, 7C and 7D) - Preliminary information on land mobile service applications associated with work on WRC-19 agenda item 1.15	WP 5A	AI1.15	2016-11-18
	[ 61 ]	Reply liaison statement to Working Party 1A (copy to Working Parties 1B, 5A, 5B, 6A, 7A and 7D for information) - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam	WP 5C		2016-11-17
	[ 60 ]	Liaison statement to Working Parties 1A, 1B, 3M, 4A, 4C, 5A, 5B, 5D, 6A, 7B, 7C and 7D (copy to Task Group 5/1 for information) - 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		2016-11-16
	[ 59 ]	Reply liaison statement to Working Party 5B on technical characteristics for the fixed service for studies under WRC-19 agenda item 1.9.2 (copy to Working Parties 1A, 3M, 4C, 5A, 6A, 7B and 7D for information)	WP 5C	AI1.9.2	2016-11-16
	[ 58 ]	Liaison statement to ITU-R Working Parties 4A, 4C, 5A, 5D, 7B, 7C and 7D (copy for information to Working Parties 3K and 3M) - WRC-19 agenda item 1.14	WP 5C	AI1.14	2016-11-16
	[ 57 ]	Reply liaison statement to Working Party 4A (copy to Working Parties 5A, 5D, 7D and 3M for information) - WRC-19 agenda item 9.1, issue 9.1.9	WP 5C	AI9.1	2016-11-16
	[ 56 ]	Liaison statement to Working Party 1A and IEEE (copy to Working Parties 3M, 5A, 7C and 7D for information) - Preliminary information on fixed service applications associated with work on WRC-19 agenda item 1.15	WP 5C	AI1.15	2016-11-16
	[ 55 ] +Ann.1-3	Report of the meeting of Working Party 7D (Geneva, 24-28 October 2016)	Chairman, WP 7D		2016-10-28
	[ 54 ]	Final List of Participants - Working Party 7D (Geneva, 24-27 October 2016)	Director, BR		2016-10-28
	[ 53 ]	Liaison statement from ITU-D Study Group 2 Question 9/2 to ITU-T and ITU-R Study Groups on ongoing collaboration	ITU-D SG 2		2016-10-24
	[ 52 ]	List of documents issued (Documents 7D/13 - 7D/52)	BR Study Groups Department		2016-10-21
	[ 51 ]	Liaison statement to Working Parties 1A, 1B, 1C, 5A, 5B, 5C, 7A and 7D - Radio frequency ranges for wireless power transfer (WPT)	WP 6A	210-3/1	2016-10-21
	[ 50 ]	On the protection of the radio astronomy service operating in frequency bands subject to RR No 5.340 from unwanted emissions of active services	United States of America		2016-10-15
	[ 49 ]	Liaison statement to Working Party 7D - WRC-19 agenda item 1.6	WP 4A		2016-10-14
	[ 48 ]	Protection of radio astronomy operations in the band 1610.6 - 1613.8 MHz - Agenda item 1.8 (WRC-19)	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2016-10-13
	[ 47 ]	Draft liaison statement to Working Party 1A - Technical and operational characteristics of radio astronomy systems in the spectrum band 275-450 GHz	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2016-10-05
	[ 46 ]	Draft new Question ITU-R [RAS ABOVE 275 GHZ] - Technical and operational characteristics of radio astronomy applications operating above 275 GHz	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2016-10-05
	[ 45 ]	Preliminary draft new Recommendation ITU-R RA.[PASSIVEBANDPROTECTION] - Protection of the radio astronomy service operating in frequency bands subject to RR No 5.340 from unwanted emissions of active services	Scientific Committee on Frequency Allocations for Radio Astronomy and Space Science		2016-10-05
	[ 44 ]	Report of the Twelfth meeting of the Joint IMO/ITU Experts Group on maritime radiocommunication matters	International Maritime Organization		2016-08-25
	[ 43 ]	Reply liaison statement to Working Parties 1A, 5A and 5C (copied for information to Working Parties 4A, 5D, 6A, 7C and 7D) - Propagation characteristics in the frequency range 275-450 GHz in preparation for WRC-19 agenda item 1.15	WPs 3K and 3M		2016-07-06
	[ 42 ] (Rev.1)	Reply liaison statement to Working Party 7D (copied for information to Working Parties 1A, 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7C and Task Group 5/1) - Propagation data and predictions for coexistence and compatibility studies above 50 GHz	WPs 3K and 3M		2016-07-04
	[ 41 ]	Reply liaison statement to Working Party 5C (copied for information to Working Parties 4A, 4C, 5A, 5D, 7B, 7C, 7D and TG 5/1) - Propagation data and prediction methods required for coexistence and compatibility studies for High-Altitude Platform Stations (HAPS)	WP 3M		2016-07-04
	[ 40 ]	Liaison statement to Working Parties 1A, 5A and 5C (copied for information to Working Parties 7C and 7D) - Initial considerations on candidate frequency bands for use by systems in the land mobile and fixed services in the range 275-450 GHz	WP 3M	Q257/5, Q256/5, Q228/3, AI1.15	2016-07-04
	[ 39 ]	Reply liaison statement to Working Parties 5B and 7B (copied to Working Parties 4A, 4C, 5A, 5C, 5D and 7D for information) - ITU-R Propagation models for use in aeronautical propagation secenarios	WPs 3K and 3M		2016-07-01
	[ 38 ]	Reply liaison statement to Working Party 1A (copied to Working Parties 1C, 5A, 5B, 5C, 6A, 7A and 7D) - Assessment of the impact of other emissions to radiocommunication services	WP 3L		2016-07-01
	[ 37 ]	Liaison statement to Working Party 4A (copy to Working Parties 5A, 5C, 7D and 3M for information) - WRC-19 agenda item 9.1, issue 9.1.9	WP 5D		2016-06-23
	[ 36 ]	Liaison statement to Working Party 7D (copy to Working Parties 1B, 5A, 5B, 5C, 6A and 7A) - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam relative to protection of the passive services	WP 1A	210-3/1	2016-06-16
	[ 35 ]	Reply liaison statement to Working Party 5B (copied for information to Working Parties 1B, 5A, 5C, 6A, 7A and 7D) - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam relative to the services under the purview of WP 5B	WP 1A	210-3/1	2016-06-16
	[ 34 ]	Reply liaison statement to Working Party 5A (copied for information to Working Parties 1B, 5B, 5C, 6A, 7A and 7D) - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam	WP 1A	210-3/1	2016-06-16
	[ 33 ]	Liaison statement to Working Parties 1B, 5A, 5B, 5C, 6A, 7A and 7D - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam	WP 1A	210-3/1	2016-06-16
	[ 32 ]	Liaison statement to Working Parties 1C & 3L (copy for information to Working Parties 5A, 5B, 5C, 6A, 7A & 7D) - Assessment of the impact of other emissions to Radiocommunication services (Questions ITU-R 221-2/1 & ITU-R 236/1)	WP 1A		2016-06-15
	[ 31 ]	Liaison statement to Working Parties 3J, 3K and 3M (copy to Working Parties 4A, 5A, 5C, 5D, 6A, 7C and 7D) - Propagation characteristics in the range 275-450 GHz in preparation for WRC-19 agenda item 1.15	WP 1A		2016-06-13
	[ 30 ]	Liaison statement to Working Parties 7C and 7D (copy to Working Parties 3J, 3K, 3M, 4A, 5A, 5C, 5D and 6A) - Request for characteristics of passive systems operating in the frequency range 275-450 GHz as related to WRC-19 agenda item 1.15	WP 1A		2016-06-13
	[ 29 ]	Liaison statement to ITU-R Working Parties 1A, 1C, 4A, 4C, 5A, 5B, 5C, 5D, 6A, 7B, 7C, 7D and ITU-D/ITU-R Joint Group WTDC Resolution 9 - Working document towards a preliminary draft new Report ITU-R SM.[CRS SPECTRUM MANAGEMENT CHALLENGES] - Spectrum management principles, challenges and issues related to dynamic access to frequency bands by means of radio systems employing...	WP 1B		2016-06-13
	[ 28 ]	Liaison statement to ITU-R Working Parties 5A and 5C (copy to ITU-R Working Parties 3J, 3K, 3M, 4A, 5D, 6A, 7C and 7D) - Preparations for WRC-19 agenda item 1.15 - Request for characteristics of land-mobile and fixed service applications in the frequency range 275-450 GHz as related to WRC-19 agenda item 1.15	WP 1A		2016-06-08
	[ 27 ]	Liaison statement to Working Party 5D (copied for information to Task Group 5/1) - Propagation advice in support of agenda item 1.13: input requested from Working Party 5D	Chairmen, SG 3, WP 3J, WP 3K and WP 3M	AI1.13	2016-06-01
	[ 26 ]	Reply liaison statement to Working Party 1A (copy for information to Working Parties 1B, 5B 5C, 6A, 7A and 7D) - Radio frequency ranges for wireless power transmission using technologies other than radio frequency beam	WP 5A		2016-05-25
	[ 25 ]	Liaison statement to Working Parties 3J, 3K, 3M, 4A, 4B, 4C, 5A, 5B, 5C, 5D, 6A, 7B, 7C and 7D - Preparation for WRC-19 agenda item 1.13	TG 5/1		2016-05-25
	[ 24 ]	Liaison statement to External Organizations (copy for information to Working Parties 1A, 3J, 3K, 3M, 5A and 5D, 7C and 7D) - Technical and operational characteristics of the fixed service applications and their spectrum needs associated with work on WRC-19 agenda item 1.15	WP 5C		2016-05-24
	[ 23 ]	Liaison statement requesting technical characteristics for WRC-19 agenda item 1.9.2 from Working Parties 4C, 5A, 5C, 6A, 7B and 7D (copy to Working Parties 1A and 3M for information)	WP 5B		2016-05-23
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