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ITU-R WP4A C

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Efficient orbit/spectrum utilization

Results:11 total items.

Contributions [ Source: WP 8D ]
	Number	Title	Source	AI/Question	Date
	[ 323 ]	Liaison statement to Working Parties 8F and 4A - Satellite matters related to WRC-07 Agenda item 1.4	WP 8D		2006-03-17
	[ 322 ]	Liaison statement to WP 4A - CPM text on WRC-07 agenda item 1.17	WP 8D		2006-03-15
	[ 299 ]	Liaison statement to WP 7D (Copy to WP 4A for information) - Proposed corrections on Recommendations ITU-R S.1586 and ITU-R M.1583	WP 8D	236/4	2006-03-14
	[ 207 ]	Liaison statement to Working Parties 8B and 4A - Compatibility studies between aeronautical mobile telemetry and other primary radiocommunication services in bands identified as candidates for further study	WP 8D		2005-10-10
	[ 206 ]	Liaison statement to WPs 8B and 4A - Compatibility studies between aeronautical mobile (route) and other primary radiocommunication services in bands identified as candidates for further study	WP 8D		2005-10-10
	[ 160 ]	Liaison statement to ITU-R Working Parties 4A and 4B - Support of the modernization of civil aviation telecommunication systems and the extension of telecommunication systems to remote and developing regions with current and planned satellite networks	WP 8D		2005-05-06
	[ 159 ]	Liaison statement to WP 4A - Draft CPM text regarding WRC-03 Agenda item 1.17	WP 8D		2005-05-06
	[ 91 ]	Liaison statement to ITU-R Working Party 4A - Introduction of the coordination ARC concept for geostationary MSS networks between 1 and 3 GHz	WP 8D		2004-09-24
	[ 90 ] (Rev.1)	This document has been cancelled	WP 8D		2004-09-24
	[ 19 ]	Liaison statement to Working Parties 1A and 4A - Unwanted emission control for feeder links of the mobile-satellite service in bands near 1.4 GHz	WP 8D		2004-02-23
	[ 18 ]	Liaison statement to the Chairman of ITU-R Study Group 4 and ITU-R Working Parties 4A and 4B - Satellite frequency allocations that could support the modernization of civil aviation telecommunication systems	WP 8D		2004-01-28
Results:11 total items.

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