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Sistemas de radiocomunicación espaciales

Resultados :179 documentos
Resultados :  Anterior -  1 - 2 - 3 - 4  - Siguiente Next
Contribuciones  Documents / Contributions
 
Número 
Fecha Origen Título Cuestiones
[ 79 ]  
 
2005-02-28 Eumetsat   Proposed PDNR to take into account next generation meteorological satellite systems around 18 GHz     141/7  
[ 78 ]  
 
2005-02-28 Eumetsat   Compatibility assessment between the meteorological satellite and the fixed satellite service around 18.2 GHz     141/7  
[ 77 ]  
 
2005-02-28 Eumetsat   Background for the additional spectrum requirements for next generation Meteorological Satellite Service Systems at 18 GHz - Example: Meteosat Third Generation (MTG)     N/A (no se aplica)  
[ 76 ]  
 
2005-02-25 United States of America   Proposed disposition of Doc. 7B/61, Annex 2 - Criteria and calculation method to establish requirements to coordinate SRS and EESS applications operating in a DRS network with space networks of other services in the band 22.55 - 23.55 GHz and 25.25 - 27.5 GHz     118/7  
[ 75 ]  
 
2005-02-25 United States of America   Criteria and calculation method to determine the level of interference to geostationary data relay satellites from the emissions of fixed-satellite service earth stations operating in the 27.0 - 27.5 GHz band     118/7  
[ 74 ]  
 
2005-02-25 United States of America   Proposal to revise the "Working document towards sharing between space research service (space VLBI telemetry) and fixed satellite service in the 37.5-38 GHz band"     202/7  
[ 73 ]  
 
2005-02-25 United States of America   Proposal to revise PDNR ITU-R SA.[SRS-MS(AERONAUTICAL)] - Sharing between the mobile service (aeronautical mobile) and the space research service (space-to-Earth) in the frequency band 37-38 GHz     211/7  
[ 72 ]  
 
2005-02-25 United States of America   Working document towards a PDNR to define frequency bands for human and robotic exploration of the Moon compatible with deep space missions     222/7  
[ 71 ]  
 
2005-02-24 European Space Agency   Proposed changes to preliminary draft new Recommendation on maximum allowable degradation to radiocommunication links of the space research and space operation services arising from interference from emissions and radiations from other sources     118/7  
[ 70 ]  
 
2005-02-24 European Space Agency   Proposed revisions to preliminary draft new Recommendation ITU-R SA.[PATTERN SRS]     N/A (no se aplica)  
[ 69 ]  
 
2005-02-18 France   Working document toward the revision of the Recommendation ITU-R SA.1026-3 - Interference criteria for the 8 025-8 400 MHz band     141/7, 139/7  
[ 68 ]  
 
2005-02-18 TG 1/9   Liaison statement to WPs 4A and 6S and to WPs 7B and 8D for information - Representations of unwanted emission spectra for use in compatibility studies between active satellite services and passive services     N/A (no se aplica)  
[ 67 ]  
 
2005-02-18 TG 1/9   Liaison statement to Working Party 4A and to Working Party 7B for information - Parameters for compatibility analyses between the fixed-satellite service and the inter-satellite service with the Earth exploration-satellite service (passive)     N/A (no se aplica)  
[ 66 ]  
 
2004-11-08 WP 4A   Liaison statement to Working Party 7B - Compatibility studies between the meteorological satellite service and the fixed-satellite service in the band 18.0-18.4 GHz     N/A (no se aplica)  
[ 65 ]  
 
2004-11-08 WP 4A   Liaison statement to Working Party 7B - Sharing between non-GSO/GSO inter-satellite links and GSO/GSO inter-satellite links in the bands 22.55-23.55 GHz and 25.5-27.5 GHz     N/A (no se aplica)  
[ 64 ]  
 
2004-11-08 WP 4A   Liaison statement to WP 7B - Sharing between space research service (space VLBI telemetry) and fixed-satellite service in the 37.5-38 GHz band     N/A (no se aplica)  
[ 63 ]  
(Rev.1-2) 
2004-10-28 WP 4A   Liaison statement to Working Parties 6S, 8D, 7B and 4-9S     N/A (no se aplica)  
[ 62 ]  
 
2004-10-21 WP 1B   Liaison statement to Working Parties 4A, 4-9S, 6E, 6S, 7B, 7C, 7D, 8A, 8B, 8D, 8F, 9A and 9D - PDNR ITU-R SM.[EML] - Index for evaluation of the effect of interference between radio communication networks operating in a shared frequency band     N/A (no se aplica)  
[ 61 ]  
+Ann.1-14 
2004-10-01 Chairman, WP 7B   Report on the meeting of Working Party 7B, Geneva, 27 September to 1 October 2004     N/A (no se aplica)  
[ 60 ]  
 
2004-09-30 Director, BR   Final List of Participants - Working Party 7B     N/A (no se aplica)  
[ 59 ]  
 
2004-09-29 WP 9D   Liaison statement - Sharing analyses between geostationary meteorological satellite systems operating in the space-to-Earth direction and the fixed, fixed-satellite and mobile service systems in the band 18-18.4 GHz     N/A (no se aplica)  
[ 58 ]  
 
2004-09-27 WMO   Frequency sharing between the meteorological aids service and meteorological satellite service (space-to-Earth) within the frequency range 1 668.4-1 700 MHz, including sharing with the mobile-satellite service (Earth-to-space) in the 1 668.4-1 675 MHz band     N/A (no se aplica)  
[ 57 ]  
 
2004-09-27 United States of America   Proposed conversion of the Annexes 1,3 and 4 of Recommendation ITU-R SA.1158 to an ITU-R Report     N/A (no se aplica)  
[ 56 ]  
 
2004-09-24 BR Study Group Department   List of documents issued     N/A (no se aplica)  
[ 55 ]  
 
2004-09-20 Syrian Arab Republic   Studies for the use of spectrum at frequencies above 3 000 GHz     N/A (no se aplica)  
[ 54 ]  
 
2004-09-20 Russian Federation   Characteristics of Radioastron project planned to be used in the space research service (passive) in the frequency band 1.6 GHz     N/A (no se aplica)  
[ 53 ]  
 
2004-09-17 WP 8A   Liaison statement to WP 7B - Sharing analyses between geostationary meteorological satellite systems operating in the space-to-Earth direction and the mobile service systems in the band 18-18.4 GHz     N/A (no se aplica)  
[ 52 ]  
 
2004-09-16 Canada   Revision of ITU-R SA Recommendations related to Earth exploration satellite, space research and METSAT services     N/A (no se aplica)  
[ 51 ]  
 
2004-09-16 Canada   Preliminary draft revised Recommendation ITU-R SA.1159-2 - Performance criteria for data dissemination, data collection and direct data readout systems in the Earth exploration-satellite service and meteorological-satellite service     141/7  
[ 50 ]  
 
2004-09-15 United States of America   Protection criteria applicable to space research (including deep space) and space operating services systems for the use of Task Group 1/8 in their compatibility studies     N/A (no se aplica)  
[ 49 ]  
 
2004-09-15 United States of America   Proposed revision of Recommendation ITU-R SA.1157 - Protection criteria for deep-space research     N/A (no se aplica)  
[ 48 ]  
 
2004-09-15 United States of America   Proposed report on means of calculating low-orbit satellite visibility statistics     N/A (no se aplica)  
[ 47 ]  
 
2004-09-15 United States of America   Proposed Report on protection of the Space VLBI telemetry link     N/A (no se aplica)  
[ 46 ]  
 
2004-09-15 United States of America   Proposed report on telecommunnication relay network for Mars exploration     N/A (no se aplica)  
[ 45 ]  
 
2004-09-15 United States of America   Technical report - Mathematical gain models of lLarge-aperture SRS earth station antennas for compatibility analysis involving a large number of distributed interference sources     N/A (no se aplica)  
[ 44 ]  
 
2004-09-15 United States of America   Proposed preliminary draft Report on sharing between the SR, EES and fixed-satellite services in the 13.75-14 GHz band     N/A (no se aplica)  
[ 43 ]  
 
2004-09-15 United States of America   Proposed revision of preliminary draft new Recommendation - Criteria and calculation method to establish requirements to coordinate SRS and EESS applications operating in a DRS network with space networks of other services in the bands 22.55-23.55 GHz and 25.25-27.5 GHz     240/7  
[ 42 ]  
 
2004-09-15 United States of America   Proposal to revise preliminary draft new Recommendation ITU-R SA.[PATTERN SRS] - Reference space research service Earth station antenna patterns to be used for compatibility analyses involving a large number of distributed interference sources     N/A (no se aplica)  
[ 41 ]  
 
2004-09-13 European Space Agency (ESA)   Reference SRS Earth station antenna pattern for compatibility analyses involving multiple interference entries - ESA's comments on PDNR     N/A (no se aplica)  
[ 40 ]  
 
2004-09-13 European Space Agency (ESA)   Revision of Recommendation ITU-R SA.1014 related to space research services     N/A (no se aplica)  
[ 39 ]  
(Rev.1) 
2004-09-10 Japan   Proposed preliminary draft new Recommendation - Technical and operational characteristics of space-to-space communication systems operating around 354 THz and 366 THz     264/4, 235/7  
[ 38 ]  
 
2004-09-02 Eumetsat   Proposed revision to Recommendation ITU-R SA.1158-3     N/A (no se aplica)  
[ 37 ]  
 
2004-09-02 Eumetsat   Calculation of interference and sharing criteria for the meteorological satellite service around 18.2 GHz     N/A (no se aplica)  
[ 36 ]  
 
2004-09-02 Eumetsat   Sharing assessment between the meteorological satellite and the fixed service around 18.2 GHz     N/A (no se aplica)  
[ 35 ]  
 
2004-09-02 European Space Agency (ESA)   Revision of Recommendation ITU-R SA.609 related to space research services     N/A (no se aplica)  
[ 34 ]  
 
2004-08-16 Chairman, SG 7   Studies to be undertaken by the Radiocommunication Study Groups requested by RRC-04     N/A (no se aplica)  
[ 33 ]  
 
2004-05-05 WP 4A   Draft liaison statement to Working Party 7B - Compatibility studies for geostationary meteorological satellite systems operating in the space-to Earth direction, and the fixed-satellite service, in the 18.0-18.1 GHz and/or 18.3-18.4 GHz bands     N/A (no se aplica)  
[ 32 ]  
 
2004-05-05 WP 4A   Liaison statement to Working Party 7B - Sharing between the space research service (space very long satellite interferometry telemetry) and the fixed-satellite service in the 37.5-38 GHz band     N/A (no se aplica)  
[ 31 ]  
 
2004-03-24 Chairman, SG 7   Recommendations to be brought to the attention of Study Group 7 Working Parties 7B, 7C and 7D     N/A (no se aplica)  
[ 30 ]  
+Ann.1-8 
2004-03-22 Chairman, WP 7B   Chairman's report on the meeting of Working Party 7B (Geneva, 15-19 March 2004)     N/A (no se aplica)  
Resultados :179 documentos
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Actualizado el : 2005-03-23