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UIT-R SG04

Services par satellite

Resultats:205 documents
Résultats :   -  1 - 2 - 3 - 4 - 5  - Suivant Next
Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 180 ]  
(Rev.1) 
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     WP 4C   288/4, 217-2/4   2011-09-26
[ 179 ]  
(Rev.1) 
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     WP 4C     2011-09-23
[ 178 ]  
(Rev.1) 
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     WP 4C     2011-09-23
[ 177 ]  
 
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     Bulgaria (Republic of)     2011-09-20
[ 176 ]  
(Rev.1) 
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     WP 4C     2011-09-19
[ 175 ]  
(Rev.1) 
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     WP 4C     2011-09-19
[ 174 ]  
 
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     Korea (Republic of)     2011-09-06
[ 173 ]  
 
Proposal for earlier adoption of ITU-R Recommendations related to RNSS     Japan     2011-09-01
[ 172 ]  
 
Decision of Study Group 4 on recent ITU-R Recommendations     United States of America     2011-06-28
[ 171 ]  
 
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     WPs 5A, 5B, 5C and 5D     2011-06-28
[ 170 ]  
 
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     Chairman, ITU-R SG 6     2011-06-10
[ 169 ]  
(Rev.1) 
Draft revision of Report ITU-R BO.2071 - System parameters of BSS between 17.3 GHz and 42.5 GHz and associated feeder links     WP 4A     2011-05-30
[ 168 ]  
 
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     WP 4A     2011-05-23
[ 167 ]  
 
Draft revision of Recommendation ITU-R SF.675-3 - Calculation of the maximum power density (averaged over 4 kHz) of an angle modulated carrier     WP 4A     2011-05-23
[ 166 ]  
 
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     WP 4A     2011-05-23
[ 165 ]  
 
Information Document from TSB Director on "ITU-T Activities on ICT, Climate Change and the Environment"     Director, TSB     2011-05-20
[ 164 ]  
(Rev.1) 
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     WP 4B     2011-05-20
[ 163 ]  
 
Draft revision of Recommendation ITU-R SNG.770-1 - Uniform operational procedures for satellite news gathering (SNG)     WP 4B     2011-05-20
[ 162 ]  
 
Draft revision of Recommendation ITU-R BO.1516 - Digital multiprogramme television systems for use by satellites operating in the 11/12 GHz frequency range     WP 4B   285/4   2011-05-20
[ 161 ]  
 
ITU-R Study Group 5 Recommendation ITU-R M.1177-4 to be brought to the attention of Study Groups 1 and 4     BR Study Group Department     2011-05-18
[ 160 ]  
 
Draft revision of Recommendation ITU-R M.1854 - Use of mobile-satellite service (MSS) in disaster response and relief     WP 4C   286/4, 227/4   2011-05-17
[ 159 ]  
(Rev.1) 
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     WP 4C   286/4, 227/4   2011-05-17
[ 158 ]  
 
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     WP 4C   288/4, 217-2/4   2011-05-13
[ 157 ]  
 
ITU-R Study Group 6 Recommendation ITU-R BT.1833-1 to be brought to the attention of Study Group 4     BR Study Group Department     2011-04-14
[ 156 ]  
 
Result of the proposed suppression of Recommendations ITU-R SF.1482 and SF.1483     Chairmen, SG 4 and SG 5     2011-04-01
[ 155 ]  
 
Study Group 6 Question 128-1/6 to be brought to the attention of Study Group 4     BR Study Group Department     2011-03-25
[ 154 ]  
 
ITU-R Study Group 5 Report to be brought to the attention of Study Groups 4 and 7     BR Study Group Department     2011-03-11
[ 153 ]  
 
ITU-R Study Group 6 Report ITU-R BT.2049-4 to be brought to the attention of Study Group 4     BR Study Group Department     2011-03-11
[ 152 ]  
 
ITU-R Study Group 1 Recommendation SM.1541-3 to be brought to the attention of Study Groups 4, 5, 6 and 7     BR Study Group Department     2011-02-07
[ 151 ]  
 
Note from Study Group 6 to the RAG proposal for revision to the guidelines for the working methods and/or Resolution ITU-R 1     SG 6     2010-12-16
[ 150 ]  
 
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)     SG 5     2010-12-16
[ 149 ]  
 
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]     SG 4     2010-11-18
[ 148 ]  
 
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)     WP 5A     2010-11-15
[ 147 ]  
+Add.1 
Summary Record of the Study Group 4 meeting on 16 July 2010     Chairman, SG 4     2010-07-21
[ 146 ]  
 
Final List of Participants - Strudy Group 4 (Geneva, 16 July 2010)     Director, BR     2010-07-16
[ 145 ]  
 
Draft new Report ITU-R M.[SAT-IMT-ADVANCED] - Vision and requirements for the satellite radio interface(s) of IMT-Advanced     WP 4C     2010-07-16
[ 144 ]  
 
Executive report of the fifth and sixth meetings of Working Party 4A (Bangalore, India 24 March - 1 April and Geneva 7-15 July 2010)     Chairman, WP 4A     2010-07-16
[ 143 ]  
 
List of documents issued     BR Study Group Department     2010-07-15
[ 142 ]  
 
Future work on the satellite component of IMT within Study Group 4     Chairmen, WPs 4B and 4C     2010-07-15
[ 141 ]  
 
Report of the activities of the Correspondence Group on RNSS systems     Chairman, Corresp. Gp on RNSS systems     2010-07-15
[ 140 ]  
 
Proposed suppression of three former Working Party 6S Questions     WP 4A     2010-07-15
[ 139 ]  
 
Executive Report of the twenty eighth and twenty ninth meetings of Working Party 4B (Bangalore, 22-26 March 2010; Geneva 5-9 July 2010)     Chairman, WP 4B     2010-07-15
[ 138 ]  
 
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     WP 4A     2010-07-15
[ 137 ]  
+Corr.1 
Executive Report of the fifth and sixth meetings of Working Party 4C (Bangalore, 15-23 March 2010 and Geneva, 28 June - 6 July 2010)     Chairman, WP 4C     2010-07-15
[ 136 ]  
(Rev.1) 
Draft new Recommendation ITU-R S.[MULTI-CARRIER] - Multi-carrier based transmission techniques for satellite systems     WP 4B   73-2/4, 46-3/4   2010-07-13
[ 135 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R M.1731 - Protection criteria for Cospas-Sarsat local user terminals in the band 1 544-1 545 MHz     WP 4C     2010-07-12
[ 134 ]  
(Rev.1) 
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     WP 4C     2010-07-12
[ 133 ]  
 
Draft new Report ITU-R S.[MULTI-CARRIER] - Multi-carrier based transmission techniques for satellite systems     WP 4B   73-2/4, 46-3/4   2010-07-13
[ 132 ]  
 
Support for the adoption of five draft new Recommendations on the radionavigation-satellite service     Argentine Republic , Canada , Guatemala (Republic of) , United States of America , Uruguay (Eastern Republic of)     2010-07-09
[ 131 ]  
 
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     Canada     2010-07-09
Resultats:205 documents
Résultats :   -  1 - 2 - 3 - 4 - 5  - Suivant Next
 
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