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ITU-R SG04

Satellite services

Results:205 total items.
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Contributions  Documents / Contributions
 
Number 
Received Source Title Questions
[ 155 ]  
 
2011-03-25 BR Study Group Department   Study Group 6 Question 128-1/6 to be brought to the attention of Study Group 4     N/A  
[ 154 ]  
 
2011-03-11 BR Study Group Department   ITU-R Study Group 5 Report to be brought to the attention of Study Groups 4 and 7     N/A  
[ 153 ]  
 
2011-03-11 BR Study Group Department   ITU-R Study Group 6 Report ITU-R BT.2049-4 to be brought to the attention of Study Group 4     N/A  
[ 152 ]  
 
2011-02-07 BR Study Group Department   ITU-R Study Group 1 Recommendation SM.1541-3 to be brought to the attention of Study Groups 4, 5, 6 and 7     N/A  
[ 151 ]  
 
2010-12-16 SG 6   Note from Study Group 6 to the RAG proposal for revision to the guidelines for the working methods and/or Resolution ITU-R 1     N/A  
[ 150 ]  
 
2010-12-16 SG 5   Liaison statement to Study Group 4 - Results of the Study Group 5 meeting (22-23 November 2010) (copied to Working Parties 4A, 5A and 5C for information)     N/A  
[ 149 ]  
 
2010-11-18 SG 4   Note from the Chairman of Study Group 4 to the Chairmen of Study Group 5 and Working Party 5A (copy to Working Party 4A) - Comments on draft new Report ITU-R S.[BWA-FSS]     N/A  
[ 148 ]  
 
2010-11-15 WP 5A   Note from the Chairman of Working Party 5A to the Chairman of Study Group 4 (copy to the Chairman of Working Party 4A and the Chairman of Study Group 5)     N/A  
[ 147 ]  
+Add.1 
2010-07-21 Chairman, SG 4   Summary Record of the Study Group 4 meeting on 16 July 2010     N/A  
[ 146 ]  
 
2010-07-16 Director, BR   Final List of Participants - Strudy Group 4 (Geneva, 16 July 2010)     N/A  
[ 145 ]  
 
2010-07-16 WP 4C   Draft new Report ITU-R M.[SAT-IMT-ADVANCED] - Vision and requirements for the satellite radio interface(s) of IMT-Advanced     N/A  
[ 144 ]  
 
2010-07-16 Chairman, WP 4A   Executive report of the fifth and sixth meetings of Working Party 4A (Bangalore, India 24 March - 1 April and Geneva 7-15 July 2010)     N/A  
[ 143 ]  
 
2010-07-15 BR Study Group Department   List of documents issued     N/A  
[ 142 ]  
 
2010-07-15 Chairmen, WPs 4B and 4C   Future work on the satellite component of IMT within Study Group 4     N/A  
[ 141 ]  
 
2010-07-15 Chairman, Corresp. Gp on RNSS systems   Report of the activities of the Correspondence Group on RNSS systems     N/A  
[ 140 ]  
 
2010-07-15 WP 4A   Proposed suppression of three former Working Party 6S Questions     N/A  
[ 139 ]  
 
2010-07-15 Chairman, WP 4B   Executive Report of the twenty eighth and twenty ninth meetings of Working Party 4B (Bangalore, 22-26 March 2010; Geneva 5-9 July 2010)     N/A  
[ 138 ]  
 
2010-07-15 WP 4A   Draft new Report ITU-R S.[BWA-FSS] - Studies on compatibility of broadband wireless access (BWA) systems and fixed-satellite service (FSS) networks in the 3 400-4 200 MHz band     N/A  
[ 137 ]  
+Corr.1 
2010-07-15 Chairman, WP 4C   Executive Report of the fifth and sixth meetings of Working Party 4C (Bangalore, 15-23 March 2010 and Geneva, 28 June - 6 July 2010)     N/A  
[ 136 ]  
(Rev.1) 
2010-07-13 WP 4B   Draft new Recommendation ITU-R S.[MULTI-CARRIER] - Multi-carrier based transmission techniques for satellite systems     73-2/4, 46-3/4  
[ 135 ]  
(Rev.1) 
2010-07-12 WP 4C   Draft revision of Recommendation ITU-R M.1731 - Protection criteria for Cospas-Sarsat local user terminals in the band 1 544-1 545 MHz     N/A  
[ 134 ]  
(Rev.1) 
2010-07-12 WP 4C   Draft revision of Recommendation ITU-R M.633-3 - Transmission characteristics of a satellite emergency position-indicating radio beacon (satellite EPIRB) system operating through a satellite system in the 406 MHz band     N/A  
[ 133 ]  
 
2010-07-13 WP 4B   Draft new Report ITU-R S.[MULTI-CARRIER] - Multi-carrier based transmission techniques for satellite systems     73-2/4, 46-3/4  
[ 132 ]  
 
2010-07-09 Argentine Republic , Canada , Guatemala (Republic of) , United States of America , Uruguay (Eastern Republic of)   Support for the adoption of five draft new Recommendations on the radionavigation-satellite service     N/A  
[ 131 ]  
 
2010-07-09 Canada   Proposed corrigendum to draft new Report ITU-R S.[MAIN-LOBE] - Methodology on the modelling of earth station antenna gain in the region of the antenna main-lobe and the transition region between the minimum angle of the reference pattern and the main-lobe     N/A  
[ 130 ]  
 
2010-07-06 United States of America   Adoption of RNSS Recommendations     N/A  
[ 129 ]  
 
2010-06-29 WP 1A   Liaison statement to Study Groups 4, 5, 6 and 7 and interested Working Parties - Protection of Radiocommunication services using digital modulation against interference caused by radiation from industrial, scientific and medical (ISM) equipment     N/A  
[ 128 ]  
 
2010-06-08 France   CEPT common views on the approval process of the five draft new Recommendations on characteristics and protection criteria for RNSS systems in the bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz     N/A  
[ 127 ]  
 
2010-05-06 WP 4B   Suppression of Recommendation ITU-R BO.786 - MUSE system for HDTV broadcasting-satellite services     N/A  
[ 126 ]  
(Rev.1) 
2010-05-07 WP 4C   Draft new Report ITU-R M.[DUALPOL]- Dual linear polarization transmission technique using digital cross-polarization cancellation for MSS systems     83-6/4  
[ 125 ]  
 
2010-04-28 Asia-Pacific Telecommunity (APT)   APT Common views on adoption of five draft new Recommendations concerning the Radionavigation-Satellite Service     N/A  
[ 124 ]  
 
2010-04-29 WP 4A   Draft new Report ITU-R S.[GUIDE-PLAN] - Guidelines that may be used by administrations in the design of their systems for assessing the impact of rain attenuation on the carrier to noise plus interference ratios of the FSS Plan allotments     236/4  
[ 123 ]  
 
2010-04-29 WP 4A   Draft New Report ITU-R S.[MAIN-LOBE] - Methodology on the modelling of earth station antenna gain in the region of the antenna main-lobe and the transition region between the minimum angle of the reference antenna pattern and the main-lobe     N/A  
[ 122 ]  
 
2010-04-13 WP 4A   Draft revision of Recommendation ITU-R S.1003-1 - Environmental protection of the geostationary-satellite orbit     N/A  
[ 121 ]  
 
2010-03-01 United States of America   Emergency and disaster relief telecommunications in Haiti     N/A  
[ 120 ]  
 
2010-03-01 Director, BR   ITU/IDA Workshop on the efficient use of the spectrum/orbit resource (Singapore, 16-17 June 2010)     N/A  
[ 119 ]  
 
2010-02-18 WP 1A   Liaison statement to the relevant Working Parties of Study Groups 4, 5, 6 and 7 (copy to ITU-T Study Group 15 for information) - Further work on power line telecommunications     221-1/1  
[ 118 ]  
 
2010-02-16 Director, BR   Invitation to contribute to CWG-WCIT12     N/A  
[ 117 ]  
 
2009-12-14 SG 5   Liaison statement to Study Group 4 - Proposed suppression and editorial updating of certain SF-series Recommendations     N/A  
[ 116 ]  
 
2009-11-09 WP 5D   Note from the Chairman of Working Party 5D to the Chairman of Study Group 4 (copy to the Chairman of Working Party 4A and the Chairman of Study Group 5) - Comments on draft new Recommendation ITU-R S.[IMT-PFD]     N/A  
[ 115 ]  
 
2009-09-22 Chairman, SG 4   Summary record of Study Group 4 meeting on 21 and 22 September 2009     N/A  
[ 114 ]  
(Rev.1) 
2009-09-22 Director, BR   Final List of Participants - Geneva, 21-22 September 2009     N/A  
[ 113 ]  
 
2009-09-18 BR Study Group Department   List of documents issued     N/A  
[ 112 ]  
 
2009-09-18 Chairman, WP 4C   Executive Report of the third and fourth meetings of Working Party 4C (Geneva, 15 April - 24 April and 31 August - 9 September 2009)     N/A  
[ 111 ]  
(Rev.1) 
2009-09-18 Chairman, WP 4B   Executive Report of the twenty sixth and twenty seventh meeting of Working Party 4B (Geneva, 22 - 29 April and 7 - 14 September 2009)     N/A  
[ 110 ]  
 
2009-09-18 Chairman, WP 4A   Executive Report of the meetings of Working Party 4A since October 2008 (Geneva, 27 April - 5 May and 9 - 18 September 2009)     N/A  
[ 109 ]  
(Rev.1) 
2009-09-18 WP 4A   Draft revision of Recommendation ITU-R S.1001-1 - Use of systems in the fixed-satellite service in the event of natural disasters and similar emergencies for warning and relief operations     N/A  
[ 108 ]  
 
2009-09-18 WP 4A   Draft new Report ITU-R S.[REP-1001] - Use and examples of systems in the fixed-satellite service in the event of natural disasters and similar emergencies for warning and relief operations     N/A  
[ 107 ]  
(Rev.1) 
2009-09-18 WP 4A   Draft new Recommendation ITU-R S.[VEHICLE_E/S] - Methodologies to estimate the off-axis e.i.r.p. levels and to assess the interference towards adjacent satellites resulting from pointing errors of vehicle-mounted earth stations in the 14 GHz frequency band     208/4  
[ 106 ]  
 
2009-09-18 WP 4A   Draft new Report ITU-R S.[ADAP_ARRAY] - An interference reduction technique by adaptive-array earth station antennas for sharing between the fixed-satellite (FSS) and fixed/mobile services     N/A  
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