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Efficient orbit/spectrum utilization

Results:15 total items.

Contributions �[�AI/Question:�241/4�]���
�	Number�	Title	Source	AI/Question	Date
�	[ 285 ] � �	Proposal for draft revision of Recommendation ITU-R S.1713 - "Methodology to calculate the minimum separation angle at the Earth's surface between a non-geostationary satellite in a HEO "active" arc and a geostationary satellite" � �	Japan �	241/4 �	2006-03-09
�	[ 251 ] � �	Proposals on the procedural regulatory issues reported in Annex 13 to Working Party 4A Chairman's Report � �	Canada �	241/4, 240/4 �	2005-10-31
�	[ 232 ] � �	Revisions to PDNR ITU-R S.[HEO_TT&C] in Annex 3 of the June 2005 WP 4A Chairman's Report (Doc. 4A/196) - Proposed draft new Recommendation: analysis of interference from HEO system routine TT&C transmissions in FSS bands into GSO networks and guidelines to be used for designing and operating HEO system TT&C � �	Japan �	241/4, 240/4 �	2005-10-25
�	[ 230 ] � �	Review of S and SF Series ITU-R Recommendations for consistency with the chracterizations and terminology used in proposed draft new Recommendation ITU-R S.[HEO_SYS_CHAR] � �	Japan �	241/4 �	2005-10-25
�	[ 229 ] � �	Proposed draft new Recommendation ITU-R S.[HEO_SYS_CHAR] - Characterization of HEO type non-GSO FSS systems � �	Japan �	241/4 �	2005-10-25
�	[ 227 ] � �	Proposal for preliminary draft revision of Recommendation ITU-R S.1713 - Methodology to calculate the minimum separation angle at the Earth's surface between a non-geostationary satellite in HEO "Active" arc and a geostationary satellite" � �	Japan �	241/4 �	2005-10-24
�	[ 217 ] � �	Proposed DNR ITU-R S.[HEO-SYS-CHAR] � �	United States of America �	241/4 �	2005-10-24
�	[ 177 ] � �	Proposed preliminary draft new Recommendation ITU-R S.[HEO_SYS_CHAR] - Characterization of HEO type non-GSO fixed-satellite service systems � �	Japan �	241/4 �	2005-05-25
�	[ 174 ] � �	Proposed preliminary draft new Recommendation ITU-R S. [HEO_TT&C] - Analysis of interference from HEO system TT&C transmissions into GSO/FSS networks and guidelines to be used for designing and operating HEO system TT&C � �	Japan �	241/4, 240/4 �	2005-05-23
�	[ 88 ] � �	Proposed amendments to the PDNR in Annex 7 to the WP 4A Chairman's report (Doc. 4A/78) - Methodology to calculate the minimum separation angle at the Earth's surface between the direction of a satellite in a HEO "active" arc and the direction of a satellite in the GSO, and thus to find the maximum delta T/T that the HEO satellite could cause � �	Japan �	241/4 �	2004-09-22
�	[ 87 ] � �	Additional study for the working document in Annex 21 of the WP 4A Chairman's report (4A/78) - Analysis of interference from HEO system TT&C transmissions into GSO/FSS networks � �	Japan �	241/4, 240/4 �	2004-09-22
�	[ 86 ] � �	Proposed preliminary draft new Recommendation - Definitions of highly-inclined elliptical orbits and satellite systems using these orbits to provide fixed-satellite service � �	Japan �	241/4 �	2004-09-22
�	[ 54 ] � �	Working document towards preliminary draft new Recommendation - Methodology to calculate minimum separation angles at the Earth's surface between the direction of a satellite in the HEO "active" arc and the direction of a satellite in the GSO and thus to find the maximum AT/T that the HEO satellite could cause � �	Japan �	241/4 �	2004-04-07
�	[ 47 ] � �	Analysis of interference from HEO system TT&C transmissions into GSO/FSS networks � �	Japan �	241/4, 240/4 �	2004-04-07
�	[ 42 ] � �	Sharing between geostationary networks and non-geostarionary systems in the 6/4 GHz range - Proposed upgrade to a draft new Recommendation � �	France �	241/4, 231/4 �	2004-04-06
Results:15 total items. �

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