ITU-R WP4A C

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ITU-R WP4A C

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Efficient Orbit/Spectrum Utilization for FSS and BSS

Results:20 total items.

Contributions [ Source: WP 1A ]
	Number	Title	Source	AI/Question	Date
	[ 870 ]	Liaison statement to Working Parties 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7A, 7B, 7C and 7D) - Liaison between ITU-R and CISPR ont the protection of radio services in the 6-40 GHz frequency range	WP 1A		2019-06-18
	[ 869 ]	Reply liaison statement to Working Party 7C (copy to ITU-R Working Parties 1C, 4A, 4B and 7D) - Interference from broadcasting-satellite receiving equipment into EESS (passive) remote sensors	WP 1A		2019-06-18
	[ 868 ]	Liaison statement to CISPR on EMC standards and limits (copy to ITU-T Study Group 5 and ITU-R Working Parties 1C, 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7A, 7B, 7C and 7D) - Further cooperation on reducing EMI and RF noise	WP 1A		2019-06-18
	[ 867 ]	Reply liaison statement to CISPR on EMC standards and limits (copy for information to ITU-T Study Group 5 and ITU-R Working Parties 1C, 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7A, 7B, 7C and 7D) - Further cooperation on reported cases of interference	WP 1A		2019-06-18
	[ 852 ]	Reply liaison statement to Working Parties 4A, 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 1A		2019-06-14
	[ 723 ]	Reply liaison statement to Working Parties 4A, 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 Radio Regulations	WP 1A		2018-06-21
	[ 722 ]	Liaison statement to CISPR and ITU-T Study Group 5 on EMC standards and limits (copy to ITU-R Working Parties 1C, 4A, 4B, 5A, 5B, 5C, 5D, 6A, 7A, 7B, 7C and 7D) - Further Reports of Disturbances to Radiocommunication systems	WP 1A		2018-06-21
	[ 719 ]	Liaison statement to Working Parties 1C, 4A, 4B, 7C and 7D - Countering interference from broadcasting-satellite receiving equipment into EESS (passive) remote sensors	WP 1A		2018-06-21
	[ 541 ]	Liaison statement to Working Parties 1C, 4A and 7C - Standards for broadcasting-satellite receiving equipment	WP 1A		2017-12-12
	[ 540 ]	Reply liaison statement to Working Parties 4A, 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 1A		2017-12-12
	[ 539 ]	Liaison statement to CISPR and ITU-T Study Group 5 (copy for information to ITU-R Working Parties 1C, 4A, 4B and 7C) - Interference from broadcasting-satellite receiving equipment	WP 1A		2017-12-12
	[ 385 ]	Liaison statement to Working Parties 4A, 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 1A		2017-07-10
	[ 384 ]	Reply liaison statement to Working Party 7D (copy for information to Working Parties 1B, 4A, 4C, 5A, 5B, 6A, 7B, and 7C) - Proposed modification to the working document towards a preliminary draft new Report ITU-R SM.[SHARING-METHODS] - Methods for sharing between radiocommunication services	WP 1A		2017-07-10
	[ 383 ]	Liaison statement to ITU-R Working Parties 4A, 4B, 4C, 5A, 5B, 5C, 6A, 7A, 7B, 7C & 7D on Resolution 63 (Rev. WRC-12)	WP 1A		2017-07-10
	[ 228 ]	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
	[ 227 ]	Reply liaison statement to Working Parties 3M and 3J (copied for information to Working Parties 4A, 5B and 5C) - Evaluation of the differences between Recommendations ITU-R P.620-6 and ITU-R P.620-4	WP 1A		2016-12-13
	[ 84 ]	Liaison statement to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5B, 5C and 5D - Preliminary draft revision of Recommendation ITU-R SM.1448 - Determination of the coordination area around an earth station in the frequency bands between 100 MHz and 105 GHz	WP 1A		2016-06-13
	[ 83 ]	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	AI1.15	2016-06-13
	[ 82 ]	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	AI1.15	2016-06-13
	[ 78 ]	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	AI1.15	2016-06-08
Results:20 total items.

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