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ITU-R SG04

Satellite services

Results:205 total items.
Result page:  1 - 2 - 3 - 4 - 5  - Next Next
Contributions  Documents / Contributions
 
Number 
Received Source Title AI/Question
[ 205 ]  
 
2011-10-19 SG 6   Liaison statement to the Coordination Committee for Vocabulary (copy to Study Group 4 and Working Party 4B) - Proposed definitions for "Integrated MSS system" and "Hybrid satellite/Terrestrial system" terminals      
[ 204 ]  
+Corr.1 +Add.1-2 
2011-10-03 Chairman, SG 4   Summary record of Study Group 4 Meeting on 29 and 30 September 2011      
[ 203 ]  
 
2011-09-30 Director, BR   Final List of Participants - Study Group 4 (Geneva, 29-30 September 2011)      
[ 202 ]  
 
2011-09-29 BR Study Group Department   List of documents issued      
[ 201 ]  
 
2011-09-28 Chairman, WP 4A   Executive Report of the seventh and eighth meetings of Working Party 4A (Geneva, 5-11 May 2011 and 21-28 September 2011)      
[ 200 ]  
(Rev.1) 
2011-09-28 WP 4A   Draft new Recommendation ITU-R BO.[BSS_ANT_PATT] - Reference receive earth station antenna pattern for the broadcasting-satellite service in the band 21.4-22 GHz in Regions 1 and 3     280/4  
[ 199 ]  
(Rev.1) 
2011-09-28 WP 4A   Draft new Recommendation ITU-R S.[ISS-NON-GSO] - Protection criteria and interference assessment methods for non-GSO inter-satellite links in the 23.183-23.377 GHz band with respect to the space research service      
[ 198 ]  
(Rev.1) 
2011-09-28 WP 4A   Draft new Recommendation ITU-R BO.[PFD_TERRESTRIAL] - 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     283/4  
[ 197 ]  
(Rev.1) 
2011-09-28 WP 4A   Draft new Recommendation ITU-R S.[ESOMP] - Technical and operational requirements for GSOFSS earth stations on mobile platforms in bands from 17.3 to 30.0 GHz      
[ 196 ]  
 
2011-09-28 WP 4A   Suppression of Recommendation ITU-R S.725 - Technical characteristics for very small aperture terminals      
[ 195 ]  
(Rev.1) 
2011-09-28 WP 4A   Editorial revision of Recommendation ITU-R S.1527 - Procedure for the identification of non-geostationary-satellite orbit satellites causing interference into an operating geostationary-satellite orbit earth station      
[ 194 ]  
 
2011-09-28 WP 4A   Proposed suppression of Opinion ITU-R 51      
[ 193 ]  
 
2011-09-28 Chairman, WP 4B   Executive Report of the thirtieth and thirty-first meetings of Working Party 4B (Geneva, 2-6 May 2011 and 19-23 September 2011)      
[ 192 ]  
 
2011-09-28 Chairmen, WPs 4A, 4B, 4C   Revision of ITU-R Recommendations      
[ 191 ]  
 
2011-09-28 Chairman, WP 4C   Executive Report of the seventh and eighth meetings of Working Party 4C (Geneva, 28 April - 4 May 2011 and 14 - 21 September 2011      
[ 190 ]  
 
2011-09-27 WP 7D   Liaison statement to Study Group 4 - Draft new Report ITU-R M.[MSS-SHARING]      
[ 189 ]  
(Rev.1) 
2011-09-26 WP 4B   Draft new Report ITU-R S.[CROSS_LAYER] - Cross-layer QoS for IP-based hybrid satellite-terrestrial networks     287/4  
[ 188 ]  
(Rev.1) 
2011-09-26 WP 4B   Draft new Recommendation ITU-R S.[CROSS_LAYER] - Cross-layer QoS provisioning in IP-based hybrid satellite-terrestrial networks     287/4  
[ 187 ]  
 
2011-09-26 WP 4B   Draft revision of Resolution ITU-R 47-1 - Future submission of satellite radio      
[ 186 ]  
(Rev.1) 
2011-09-26 WP 4B   Draft new Recommendation ITU-R M.[SATIMT_CIRCUL] - Global circulation of IMT-2000 satellite terminals      
[ 185 ]  
 
2011-09-26 WP 4B   Proposed suppression of two former Working Party 6S Questions      
[ 184 ]  
 
2011-09-26 WP 4B   Draft new Question ITU-R [Question ITU-R 118-1/6]/4 - Broadcasting satellite means for public warning, disaster mitigation and relief      
[ 183 ]  
 
2011-09-26 WP 4B   Draft new Question ITU-R [Question ITU-R 26-1/6]/4 - Interactive satellite broadcasting systems      
[ 182 ]  
(Rev.1) 
2011-09-26 WP 4C   Draft new Report ITU-R M.[MSS-SHARING] - Feasibility of MSS operations in certain frequency bands      
[ 181 ]  
(Rev.1) 
2011-09-26 WP 4C   Draft revision of Recommendation ITU-R M.1787 - Description of systems and networks in the radionavigation-satellite service (space-to-Earth and space-to-space) and technical characteristics of transmitting space stations operating in the bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz     288/4, 217-2/4  
[ 180 ]  
(Rev.1) 
2011-09-26 WP 4C   Draft new Report ITU-R M.[RNSS_PULSE_PARAMS] - Calculation method to determine aggregate interference parameters of pulsed RF systems operating in and near the bands 1 164-1 215 MHz and 1 215-1 300 MHz that may impact radionavigation-satellite service airborne and ground-based receivers operating in those frequency bands     288/4, 217-2/4  
[ 179 ]  
(Rev.1) 
2011-09-23 WP 4C   Draft new Report ITU-R M.[RNSS_5GHZ_APP] - Radionavigation-satellite service applications for the 5 000-5 010 MHz and 5 010-5 030 MHz bands      
[ 178 ]  
(Rev.1) 
2011-09-23 WP 4C   Draft new Report ITU-R M.[MSS-REQS] - Traffic forecasts and estimated spectrum requirements for future development of the MSS in the range 4-16 GHz      
[ 177 ]  
 
2011-09-20 Bulgaria (Republic of)   Proposed element for the Summary Record of the Study Group 4 meeting on the Bulgarian proposal to use 11.7-12.2 GHz band for Region 1 BSS at 1.9°E under Article 4 of Appendix 30 of the Radio Regulations      
[ 176 ]  
(Rev.1) 
2011-09-19 WP 4C   Draft revision of Recommendation ITU-R M.1731-1 - Protection criteria for Cospas-Sarsat local user terminals in the band 1 544-1 545 MHz      
[ 175 ]  
(Rev.1) 
2011-09-19 WP 4C   Draft revision of Recommendation ITU-R M.1478-1 - Protection criteria for Cospas-Sarsat search and rescue instruments in the band 406-406.1 MHz      
[ 174 ]  
 
2011-09-06 Korea (Republic of)   Proposed corrigendum to draft revision of Recommendation ITU-R BO.1659 - Mitigation techniques for rain attenuation for broadcasting-satellite service systems in frequency bands between 17.3 GHz and 42.5 GHz      
[ 173 ]  
 
2011-09-01 Japan   Proposal for earlier adoption of ITU-R Recommendations related to RNSS      
[ 172 ]  
 
2011-06-28 United States of America   Decision of Study Group 4 on recent ITU-R Recommendations      
[ 171 ]  
 
2011-06-28 WPs 5A, 5B, 5C and 5D   Liaison statement to Study Group 1 and Working Party 1A (copy to Study Groups 4, 6 and 7) - A database for the protection of radio services      
[ 170 ]  
 
2011-06-10 Chairman, ITU-R SG 6   Note to ITU-R Study Groups 4 and 5 - Proposal in response to Resolution 182 (PP-10) with regard to climate change and protection of the environment      
[ 169 ]  
(Rev.1) 
2011-05-30 WP 4A   Draft revision of Report ITU-R BO.2071 - System parameters of BSS between 17.3 GHz and 42.5 GHz and associated feeder links      
[ 168 ]  
 
2011-05-23 WP 4A   Draft revision of Recommendation ITU-R BO.1776 - Reference power flux-density for the broadcasting-satellite service in the band 21.4-22.0 GHz in Regions 1 and 3      
[ 167 ]  
 
2011-05-23 WP 4A   Draft revision of Recommendation ITU-R SF.675-3 - Calculation of the maximum power density (averaged over 4 kHz) of an angle modulated carrier      
[ 166 ]  
 
2011-05-23 WP 4A   Draft revision of Recommendation ITU-R BO.1659 - Mitigation techniques for rain attenuation for broadcasting-satellite service systems in frequency bands between 17.3 GHz and 42.5 GHz      
[ 165 ]  
 
2011-05-20 Director, TSB   Information Document from TSB Director on "ITU-T Activities on ICT, Climate Change and the Environment"      
[ 164 ]  
(Rev.1) 
2011-05-20 WP 4B   Editorial revision of Recommendation ITU-R BO.1130-4 - Systems for digital satellite broadcasting to vehicular, portable and fixed receivers in the bands allocated to BSS (sound) in the frequency range 1 400-2 700 MHz      
[ 163 ]  
 
2011-05-20 WP 4B   Draft revision of Recommendation ITU-R SNG.770-1 - Uniform operational procedures for satellite news gathering (SNG)      
[ 162 ]  
 
2011-05-20 WP 4B   Draft revision of Recommendation ITU-R BO.1516 - Digital multiprogramme television systems for use by satellites operating in the 11/12 GHz frequency range     285/4  
[ 161 ]  
 
2011-05-18 BR Study Group Department   ITU-R Study Group 5 Recommendation ITU-R M.1177-4 to be brought to the attention of Study Groups 1 and 4      
[ 160 ]  
 
2011-05-17 WP 4C   Draft revision of Recommendation ITU-R M.1854 - Use of mobile-satellite service (MSS) in disaster response and relief     286/4, 227/4  
[ 159 ]  
(Rev.1) 
2011-05-17 WP 4C   Draft revision of Report ITU-R M.2149 - Use and examples of mobile-satellite service systems for relief operation in the event of natural disasters and similar emergencies     286/4, 227/4  
[ 158 ]  
 
2011-05-13 WP 4C   Draft new Recommendation ITU-R M.[E-S TX+RX] - Characteristics and protection criteria of receiving space stations and characteristics of transmitting earth stations in the radionavigation-satellite service (Earth-to-space) operating in the band 5 000-5 010 MHz     288/4, 217-2/4  
[ 157 ]  
 
2011-04-14 BR Study Group Department   ITU-R Study Group 6 Recommendation ITU-R BT.1833-1 to be brought to the attention of Study Group 4      
[ 156 ]  
 
2011-04-01 Chairmen, SG 4 and SG 5   Result of the proposed suppression of Recommendations ITU-R SF.1482 and SF.1483      
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