ITU-R WP4A C

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ITU-R WP4A C

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Efficient orbit/spectrum utilization

Results:8 total items.

Contributions [ Source: Brazil (Federative Republic of) ]
	Number	Title	Source	AI/Question	Date
	[ 542 ]	Working document towards calculation of the potential for interference from UWB devices to FSS receive Earth stations in the band 3 625-4 200 MHz	Brazil (Federative Republic of)	222/4, 248/4, 261/4	2003-03-07
	[ 517 ]	Proposed Draft New Recommendation on the electronic data file format for earth station antenna patterns	Brazil (Federative Republic of)		2003-02-28
	[ 516 ]	Proposed amendments to the Preliminary Draft Revision to Recommendation ITU-R S.580-5 - Radiation diagrams for use as design objectives for antennas of earth stations operating with geostationary satellites	Brazil (Federative Republic of)	42/4	2003-02-28
	[ 449 ]	Inclusion of earth station antenna pattern data in the electronic databank of geostationary satellite system characteristics for frequency sharing studies and draft revision of Recommendation ITU-R 1328-3	Brazil (Federative Republic of)		2001-10-03
	[ 415 ]	Proposed amendments to PDRR ITU-RS.524-7 - Maximum permissible levels of off-axis e.i.r.p. density from earth stations in geostationary-satellite orbit networks operating in the fixed-satellite service	Brazil (Federative Republic of)		2001-10-03
	[ 253 ] (Rev.1)	On the impact of asymmetric aperture antennas in HD-FSS Earth stations	Brazil (Federative Republic of)		2001-10-03
	[ 56 ]	An analytical method study of the impact of avoidance angle mitigation techniques on the percentage of the time allowance used by the interference produced by non-GSO systems in a interference environment involving three non-GSO systems	Brazil (Federative Republic of)		2001-10-03
	[ 49 ]	Analytical method for assessing the statistics of interference between non-GSO satellite systems and GSO satellite systems, Fixed Service Systems or other non-GSO satellite systems	Brazil (Federative Republic of)		2001-10-03
Results:8 total items.

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