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ITU-R SG04

Satellite services

Results:205 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 105 ]  
(Rev.1-2) 
Draft new Recommendation ITU-R S.[IMT-PFD] - Methodologies for determining whether an IMT station at a given location operating in the band 3 400-3 600 MHz would transmit without exceeding the power flux-density limits in Nos. 5.430A, 5.432A, 5.432B and 5.433A of the Radio Regulations     WP 4A     2009-09-18
[ 104 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R S.465-5 - Reference earth-station radiation pattern for use in coordination and interference assessment in the frequency range 2 to about 30 GHz     WP 4A     2009-09-18
[ 103 ]  
 
Suppression of Recommendation ITU-R S.727-2 - Cross-polarization isolation from very small aperture terminals (VSATs)     WP 4A     2009-09-18
[ 102 ]  
(Rev.1) 
Draft new Recommendation ITU-R S.[CSREF-PATT] - Alternative reference earth-station radiation pattern for antennas used with satellites in the geostationary-satellite orbit for use in coordination and/or interference assessment in the frequency range from 2 to 31 GHz     WP 4A     2009-09-18
[ 101 ]  
(Rev.1) 
Draft revision of Recommendation ITU R S.1521 - Allowable error performance for a hypothetical reference digital path based on synchronous digital hierarchy     WP 4B   75-3/4   2009-09-15
[ 100 ]  
 
Draft new Recommendation ITU-R M.[CHAR-RX3] - Characteristics and protection criteria for receiving earth stations in the radionavigation-satellite service (space-to-Earth) operating in the band 1 164-1 215 MHz     WP 4C   288/4, 217-2/4   2009-09-11
[ 99 ]  
 
Draft new Recommendation ITU-R M.[1479_NEW] - Characteristics, performance requirements and protection criteria for receiving stations of the radionavigation-satellite service (space-to-space) operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz and 1 559-1 610 MHz     WP 4C   288/4, 217-2/4   2009-09-11
[ 98 ]  
 
Draft new Recommendation ITU-R M.[1477_NEW] - Characteristics and protection criteria for receiving earth stations in the radionavigation-satellite service (space-to-Earth) and receivers in the aeronautical radionavigation service operating in the band 1 559-1 610 MHz     WP 4C   288/4, 217-2/4   2009-09-11
[ 97 ]  
 
Draft new Recommendation ITU-R M.[1088_NEW] - Characteristics and protection criteria for receiving earth stations in the radionavigation-satellite service (space-to-Earth) operating in the band 1 215-1 300 MHz     WP 4C   288/4, 217-2/4   2009-09-11
[ 96 ]  
 
Draft new Recommendation ITU-R M.[RNSS_GUIDE] - Guidance on ITU-R Recommendations related to systems and networks in the radionavigation-satellite service operating in the frequency bands 1 164-1 215 MHz, 1 215-1 300 MHz, 1 559-1 610 MHz, 5 000-5 010 MHz and 5 010-5 030 MHz     WP 4C   288/4, 217-2/4   2009-09-11
[ 95 ]  
 
Draft new Report ITU-R M.[REP-MOBDIS] - 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   2009-09-09
[ 94 ]  
(Rev.1) 
Draft new Recommendation ITU-R M.[MOBDIS] - Use of mobile-satellite service (MSS) in disaster response and relief     WP 4C   286/4, 227/4   2009-09-09
[ 93 ]  
 
Liaison statement to ITU-R Study Group 4, Working Parties 4C and 5D - Information on standards related to the satellite component of IMT (SRI-H)     ETSI     2009-08-10
[ 92 ]  
 
Result of the proposed suppression of Recommendation ITU-R SF.675     Chairmen, SGs 4 & 5     2009-07-27
[ 91 ]  
 
World Telecommunication Policy Forum 2009 (WTPF-09)     Director, BR     2009-07-01
[ 90 ]  
 
Summary notes on the BR workshop on the efficient use of the spectrum/orbit resource (Geneva, Switzerland, 6 May 2009)     Director, BR     2009-06-23
[ 89 ]  
 
Draft new Report ITU-R S.[TCPSAT] - Transmission control protocol (TCP) over satellite networks     WP 4B   263-1/4   2009-06-11
[ 88 ]  
 
Note to Study Group 4 - Editorial revision of Recommendations ITU-R M.1184-2, ITU-R M.1343-1 and ITU-R M.1480     WP 4C     2009-06-11
[ 87 ]  
 
Draft revision of Question ITU-R 83-5/4 - Efficient use of the radio spectrum and frequency sharing within the mobile-satellite service     WP 4C   83-5/4   2009-06-11
[ 86 ]  
 
Note to Study Group 4 - Revision of ITU-R Recommendations     WP 4C     2009-06-11
[ 85 ]  
 
Draft new Recommendation ITU-R M.[1457-SAT] - Detailed specifications of the radio interfaces for the satellite component of International Mobile Telecommunications-2000 (IMT-2000)     WP 4C     2009-06-09
[ 84 ]  
 
Draft revision of Recommendation ITU-R S.1711 - Performance enhancements of transmission control protocol over satellite networks     WP 4B   263-1/4   2009-06-09
[ 83 ]  
 
Draft revision of Recommendation ITU-R S.1673 - Methodologies for the calculation of the worst-case interference levels from a non-geostationary HEO-type fixed-satellite service system into geostationary fixed-satellite service satellite networks operating in the 10 to 30 GHz frequency bands     WP 4A     2009-06-09
[ 82 ]  
 
Liaison statement to Study Group 4 - Comments on the proposed treatment of Recommendations of former Working Party 6S     SG 6     2009-06-09
[ 81 ]  
 
Draft new Question ITU-R [HYBRID]/4 - System architecture and performance aspects on hybrid satellite and terrestrial systems     WP 4B     2009-05-25
[ 80 ]  
 
Draft revision to Recommendation ITU-R M.1319-2 - The basis of a mehtodology to assess the impact of interference from a time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) space-to-Earth transmissions on the performance of line-of-sight fixed service receivers in the frequency range 1-3 GHz     WP 4C     2009-05-13
[ 79 ]  
 
Draft revision to Recommendation ITU-R M.1469-1 - Methodology for evaluating potential for interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) Earth-to-space transmissions into line-of-sight fixed service receivers in the frequency range 1-3 GHz     WP 4C     2009-05-13
[ 78 ]  
 
Draft revision to Recommendation ITU-R M.1471 - Guidance to facilitate coordination and use of frequency bands shared between the mobile-satellite service and the fixed service in the frequency range 1-3 GHz     WP 4C     2009-05-13
[ 77 ]  
 
Draft revision to Recommendation ITU-R M.1472 - Methodology to evaluate the impact of interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) space-to-Earth transmissions on baseband performance in frequency division multiplexing-frequency modulation (FDM-FM) analogue line-of-sight (LoS) fixed service receivers     WP 4C     2009-05-13
[ 76 ]  
 
Draft revision to Recommendation ITU-R M.1473 - Methodology to evaluate the impact of interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) space-to-Earth transmissions on video baseband performance in TV-FM analogue line-of-sight fixed service receivers in the frequency range 1-3 GHz     WP 4C     2009-05-13
[ 75 ]  
 
Draft revision to Recommendation ITU-R M.1474 - Methodology to evaluate the impact of interference from time division multiple access/frequency division multiple access (TDMA/FDMA) mobile-satellite service (MSS) systems on baseband performance in digital line-of-sight fixed service receivers based on statistics of radio-frequency interference in the frequency range 1-3 GHz     WP 4C     2009-05-13
[ 74 ]  
 
Liaison statement to Radiocommunication Study Groups and Working Parties     Chairman, CCV     2009-03-20
[ 73 ]  
 
Reply to liaison statement - Issues on terminology raised at CCV/1-09 meeting of the Coordination Committee for Vocabulary (CCV)     CCV     2009-03-19
[ 72 ]  
 
Response to Questionnaire from ITU-T Focus Group on ICT and climate change     Chairman, SG 4     2009-02-27
[ 71 ]  
 
Liaison statement - Questionnaire from ITU-T Focus Group on ICT and Climate Change     Chairman, ITU-T FG ICT & CC     2008-12-08
[ 70 ]  
 
Liaison statement to Study Group 4 - Results of the Study Group 5 meeting (10-11 November 2008)     SG 5     2008-12-02
[ 69 ]  
 
Note to Chairman of Study Group 4 - Reply to Document 5/51 on issues involving Working Parties of more than one Study Group     Chairman, SG 5     2008-12-02
[ 68 ]  
+Add.1-3 
Study Group 4 Summary Record (Meeting: 16-17 October 2008)     Chairman, SG 4     2008-11-12
[ 67 ]  
 
Final List of Participants (Geneva, 16-17 October 2008)     Director, BR     2008-10-17
[ 66 ]  
 
List of documents issued (Documents 4/28 - 4/66)     BR Study Group Department     2008-10-16
[ 65 ]  
(Rev.1)+Corr.1 
Consolidated review of the Study Group 4 texts by the Working Parties     Chairmen, WPs 4A, 4B and 4C     2008-10-16
[ 64 ]  
 
Executive Report of the second meeting of Working Party 4A during the 2007-2011 study period     Chairman, WP 4A     2008-10-16
[ 63 ]  
 
Executive Report of the second meeting of Working Party 4C     Chairman, WP 4C     2008-10-15
[ 62 ]  
 
Executive Report of the twenty-fifth meeting of Working Party 4B     Chairman, WP 4B     2008-10-15
[ 61 ]  
 
Draft new Question ITU-R [QUESTION ITU-R 3/6]/4 - Digital broadcasting of multiple services and programmes in the broadcasting-satellite service     WP 4A   3/6   2008-10-15
[ 60 ]  
 
Draft new Question ITU-R [QUESTION ITU-R 21/6]/4 - Characteristics of receiving systems in the broadcasting-satellite service (sound and television)     WP 4A   21/6   2008-10-15
[ 59 ]  
 
Draft new Question ITU-R [QUESTION ITU-R 22-1/6]/4 - Satellite orbits and space station technolgy for the broadcasting-satellite service (sound and television)     WP 4A   22-1/6   2008-10-15
[ 58 ]  
 
Draft new Question ITU-R [QUESTION ITU-R 23/6]/4 - Characteristics of systems in the broadcasting-satellite service (sound) for individual reception by means of portable and vehicular receivers     WP 4A   23/6   2008-10-15
[ 57 ]  
 
Draft new Question ITU-R [Question ITU-R 26-1/6]/4 - Interactive satellite broadcasting systems (television, sound and data)     WP 4A   26-1/6   2008-10-15
[ 56 ]  
 
Draft new Question ITU-R [QUESTION ITU-R 61/6]/4 - Spectrum management issues related to the introduction of the broadcasting-satellite service (sound) in the frequency range 1-3 GHz     WP 4A   61/6   2008-10-15
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