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UIT-R SG04

Services par Satellite

Resultats:16 documents
Contributions  [ Source: WP 4A ]   Documents / Contributions
 
Numéro 
Date Source Titre Questions
[ 73 ]  
 
2014-07-10 Chairman, WP 4A   Executive Report of the fifth and sixth meetings of Working Party 4A (Geneva, 5-13 February and 2-10 July 2014)     N/A  
[ 72 ]  
 
2014-07-10 WP 4A   Proposed corrigendum to draft new Recommendation ITU-R BO.[ALT_BSS_ANT_DIAG] -Alternative BSS earth station antenna radiation pattern for 12 GHz BSS bands with effective apertures in the range 55-75 cm     N/A  
[ 60 ]  
(Rev.1) 
2014-03-19 WP 4A   Draft revision of Report ITU-R BO.2007-1 - Considerations for the introduction of broadcasting satellite service high definition television systems     N/A  
[ 59 ]  
 
2014-03-07 WP 4A   Draft new Recommendation ITU-R BO.[ALT_BSS_ANT_DIAG] - Alternative BSS earth station antenna radiation pattern for 12 GHz BSS bands with effective apertures in the range 55-75 cm     280/4  
[ 49 ]  
 
2013-10-11 Chairman, WP 4A   Executive Report of the third and fourth meetings of Working Party 4A in the 2012-2015 study cycle (Geneva, 2-10 May 2013 and 2-10 October 2013)     N/A  
[ 48 ]  
 
2013-10-11 WP 4A   Suppression of Recommendation ITU-R SF.357-4 - Maximum allowable values of interference in a telephone channel of an analogue angle-modulated radio-relay system sharing the same frequency bands as systems in the fixed-satellite service     N/A  
[ 47 ]  
 
2013-10-11 WP 4A   Suppression of Recommendation ITU-R SF.356-4 - Maximum allowable values of interference from line-of-sight radio-relay systems in a telephone channel of a system in the fixed-satellite service employing frequency modulation, when the same frequency bands are shared by both systems     N/A  
[ 45 ]  
(Rev.1) 
2013-10-10 WP 4A   Draft new Report ITU-R S.[SPECTRUM-ORBIT-RESOURCE] - Assessment of the orbital-frequency resource used by a geostationary satellite communication network     N/A  
[ 43 ]  
(Rev.1) 
2013-10-10 WP 4A   Draft revision of Recommendation ITU-R S.1503-1 - Functional description to be used in developing software tools for determining conformity of non-geostationary-satellite orbit fixed-satellite system networks with limits contained in Article 22 of the Radio Regulations     N/A  
[ 42 ]  
(Rev.1) 
2013-10-10 WP 4A   Draft revision of Recommendation ITU-R BO.1443-2 - Reference BSS earth station antenna patterns for use in interference assessment involving non-GSO satellites in frequency bands covered by RR Appendix 30     N/A  
[ 34 ]  
(Rev.1) 
2013-06-18 WP 4A   Draft new Report ITU-R S.[VSAT] - Use of very small aperture terminals (VSATs)     N/A  
[ 21 ]  
(Rev.2) 
2012-09-27 Chairman, WP 4A   Executive Report of the first and second meetings of Working Party 4A in the 2012-2015 study cycle (Geneva, 30 May - 6 June 2012 and 19-27 September 2012)     N/A  
[ 20 ]  
(Rev.1) 
2012-09-27 WP 4A   Draft new Recommendation ITU-R S.[TIME_VAR_SMALL_E/S] - Statistical methodology to assess time-varying interference produced by a geostationary fixed-satellite service network of earth stations operating with MF-TDMA schemes to geostationary fixed-satellite service networks     N/A  
[ 19 ]  
(Rev.1) 
2012-09-27 WP 4A   Draft new Report ITU-R S.[NGSO ESOMPS] - Technical and operational requirements for earth stations on mobile platforms operating in non-GSO FSS systems in the frequency bands from 17.3 to 19.3, 19.7 to 20.2, 27 to 29.1 and from 29.5 to 30.0 GHz     N/A  
[ 18 ]  
(Rev.1) 
2012-09-27 WP 4A   Draft revision of Recommendation ITU-R S.732 - Method for statistical processing of earth-station antenna side-lobe peaks     N/A  
[ 17 ]  
(Rev.1) 
2012-09-27 WP 4A   Draft revision of Recommendation ITU-R BO.1898 - Power flux-density value required for the protection of receiving earth stations in the broadcasting-satellite service in Regions 1 and 3 from emissions by a station in the fixed and/or mobile services in the band 21.4-22 GHz     N/A  
Resultats:16 documents
 
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