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Fixed-satellite service

Results:38 total items.

Contributions �[�Source:�WP 4A�]���
�	Number�	Title	Source	AI/Question	Date
�	[ 123 ] � �	Proposed draft new Question - Fixed satellite-service systems using wideband spreading signals � �	WP 4A �	�	2003-03-19
�	[ 122 ] � (Rev.1)�	Draft revision of Recommendation ITU-R S.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 transmitting in the 6 GHz, 14 GHz and 30 GHz frequency bands � �	WP 4A �	�	2003-03-19
�	[ 121 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/121] - Methodologies for the calculation of the worst-case interference levels from non-geostationary fixed-satellite service systems using highly-elliptical orbits into geostationary fixed-satellite service satellite networks operating in the 10 to 30 GHz frequency range � �	WP 4A �	�	2003-03-19
�	[ 120 ] � �	Comments of WP 4A on Document 4/109 � �	WP 4A �	�	2003-03-19
�	[ 119 ] � �	Modification to draft new Recommendation ITU-R S.[Doc.4/58] - Interference mitigation techniques and frequency sharing in the range 37.5-42.5 GHz and 47.2-50.2 GHz between GSO FSS networks and non-GSO FSS networks � �	WP 4A �	�	2003-03-19
�	[ 118 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc.4/118] - Guidelines to be used in the event of non-compliance with single-entry operational and/or additional operational limits in Section II of Article 22 � �	WP 4A �	231/4 �	2003-03-19
�	[ 117 ] � (Rev.1)�	Draft new Recommendation ITU-R S. [Doc. 4/117] - Outline of a software specification for automating the examination of satellite network filings for compliance with Article 5 � �	WP 4A �	230/4 �	2003-03-19
�	[ 116 ] � (Rev.1)�	Draft new Recommendation ITU-R S. [Doc. 4/116] - Methodologies for evaluation of worst-case interference levels among certain types of non-GSO FSS systems in situations where no in-line interference exists � �	WP 4A �	204/10, 231/4 �	2003-03-19
�	[ 115 ] � (Rev.1)�	Draft revision of Recommendation ITU-R S.580-5 - Radiation diagrams for use as design objectives for antennas of earth stations operating with geostationary satellites � �	WP 4A �	42/4 �	2003-03-19
�	[ 102 ] � �	Draft new Question [Doc. 4/102] - Development of methodologies for the assessment of satellite unwanted emission levels before launch � �	WP 4A �	�	2001-10-15
�	[ 101 ] � �	Draft new question - Technical and operational considerations relating to the advance publication, coordination and notification of fixed-satellite networks � �	WP 4A �	�	2001-10-15
�	[ 100 ] � �	Draft modification to Recommendation ITU-R 1325-2 simulation methodologies for determining statistics of short-term interference between co-frequency, co-directional non-geostationary-satellite orbit (non-GSO) fixed-satellite � �	WP 4A �	�	2001-10-15
�	[ 72 ] � (Rev.1)�	Letter to the Director, Radiocommunication Bureau � �	WP 4A �	�	2001-10-15
�	[ 56 ] � �	Comments in response to Circular Letter CAR/109 � �	WP 4A �	�	2001-10-15
�	[ 46 ] � �	Draft modifications to Recommendation - ITU-R S.1257-2 - analytical method to calculate short-term visibility and interference statistics for non-geostationary satellite orbit satellites as seen from a point on the Earth's surface � �	WP 4A �	�	2001-10-15
�	[ 45 ] � �	Draft revision of Recommendation ITU-R S.727 - Cross-polarization isolatuion from very small aperture terminals (VSATs) � �	WP 4A �	�	2001-10-15
�	[ 44 ] � �	Draft revision to Recommendation ITU-R S.673 - Terms and definitions relating to space radiocommunications � �	WP 4A �	�	2001-10-15
�	[ 43 ] � �	Draft new Recommendation ITU-R S.[Doc. 4/43] - Methodology for the calculation of the worst-case interference levels from a particular type of non-geostationary fixed-satellite service systems using highly-elliptical orbits ....... � �	WP 4A �	�	2001-10-15
�	[ 42 ] � �	Draft new Recommendation ITU-R S.[Doc. 4/42] - Methodology for computing the geographical distribution of maximum EPFDdown levels generated by non-GSO FSS systems using circular orbits � �	WP 4A �	�	2001-10-15
�	[ 41 ] � �	Draft new Recommendation - Methodologies for measuring EPFDdown caused by a non-GSO space station to verify compliance with operational EPFDdown limits � �	WP 4A �	�	2001-10-15
�	[ 40 ] � �	Draft new Recommendation ITU-R S.[Doc. 4/40] - Operational requirements and minimum characteristics of FSS systems operating in the 50/40 GHz bands for use in sharing studies between the fixed-satellite service and terrestrial services � �	WP 4A �	�	2001-10-15
�	[ 39 ] � �	Draft new Recomendation (Doc. 4/39] - A method for relating the effects of the levels of interference corresponding to epfd down limits on non-GSO systems to synchronization loss thresholds in GSO/FSS networks � �	WP 4A �	�	2001-10-15
�	[ 38 ] � �	Draft new Recommendation ITU-R S.[Doc. 4/38] - Aggregate interference levels between closely spaced dual circularly and dual linearly polarized geostationary-satellite networks in the fixed-satellite serviced operating in the 4/6 GHz frequency band � �	WP 4A �	�	2001-10-15
�	[ 37 ] � �	Draft new Recommendation ITU-R S.[Doc. 4/37] - Methodology for determining the overall accuracy of EPFDdown measurements � �	WP 4A �	�	2001-10-15
�	[ 36 ] � �	Draft new Recommendation ITU-R S.[Doc. 4/36] - A possible method to account for environmental and other effects on satellite antenna patterns � �	WP 4A �	�	2001-10-15
�	[ 20 ] � �	Draft note to the Director of the Radiocommunication Bureau � �	WP 4A �	�	2001-10-15
�	[ 19 ] � �	Categorisation of Working Party 4A Questions � �	Ch. WP 4A �	�	2001-10-15
�	[ 18 ] � (Rev.1)�	Draft new Recommendation ITU-R [Doc.4/18] - Analytical method for determining the statistics of interference between non-GSO fixed-satellite service (FSS) systems and other non-GSO FSS or GSO FSS systems � �	WP 4A �	�	2001-10-15
�	[ 17 ] � (Rev.1)�	Draft modification to Recommendation ITU-R S.673 - Terms and definitions relating to space radiocommunications � �	WP 4A �	�	2001-10-15
�	[ 16 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/16] - Satellite antenna radiation pattern for non-GSO satellite antennas operating in the fixed-satellite service (FSS) below 30 GHz � �	WP 4A �	�	2001-10-15
�	[ 15 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/15] - Procedure for the identification of non-GSO satellites causing interference into an operating GSO earth station � �	WP 4A �	�	2001-10-15
�	[ 14 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/14] - Definition of a non-GSO FSS system interference environment metric for co-directional frequency sharing between two non-GSO FSS systems � �	WP 4A �	�	2001-10-15
�	[ 13 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/13] - Impact of interference from the sun into GSO FSS link � �	WP 4A �	�	2001-10-15
�	[ 12 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/12] - GSO/GSO FSS network coordination identification (Agenda item 1.30 (WRC-03)) � �	WP 4A �	�	2001-10-15
�	[ 11 ] � (Rev.1)�	Draft new Recommendation ITU-R S.[Doc. 4/11] - Methodology for performing parametric evaluation studies of interference sensitivity for GSO FSS systems sharing spectrum in bands above 10 GHz � �	WP 4A �	�	2001-10-15
�	[ 10 ] � (Rev.1)�	Draft Revision to Recommendation ITU-R S.1325-1 to more accurately assess the epfd statistics generated by a non-GSO FSS system - Simulation methodologies for determining statistics of short-term interference between co-frequency ... � �	WP 4A �	�	2001-10-15
�	[ 9 ] � �	Draft new Question ITU-R [Doc.4/9] - Technical characteristics of high-density FSS earth stations operationg with GSO FSS networks in the 20/30 GHz bands � �	WP 4A �	�	2001-10-15
�	[ 2 ] � �	Draft modification of Recommendation ITU-R S.524-6 - Maximum permissible levels off-axis e.i.r.p. density from Earth-stations in GSO networks operating in the fixed-satellite service transmitting in the 6, 14 and 30 HGz frequency bands � �	WP 4A �	�	2001-10-15
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