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UIT-R SG07

Services scientifiques

Resultats:152 documents
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Contributions  Documents / Contributions
 
Numéro 
Date Source Titre Questions
[ 102 ]  
+Corr.1 
2010-06-29 WP 7B   Draft revised Recommendation ITU-R SA.1014-1 - Telecommunication requirements for manned and unmanned deep-space research     N/A  
[ 101 ]  
 
2010-06-29 WP 7C   Draft revised Recommendation ITU-R RS.1813 - Reference antenna pattern for passive sensors operating in the Earth exploration-satellite service (passive) to be used in compatibility analyses in the frequency range 1.4-100 GHz     N/A  
[ 100 ]  
(Rev.1) 
2010-06-29 WP 7C   Draft new Report ITU-R RS.[ABOVE 275] - Passive bands of scientific interest to EESS/SRS from 275 to 3 000 GHz     N/A  
[ 99 ]  
 
2010-06-29 WP 7B   Draft new Report ITU-R SA.[LINK PERF]- Method for calculating link performance in the space research service     N/A  
[ 98 ]  
 
2010-06-29 WP 7C   Draft new Report ITU-R RS.[RAD_INTERF] - Determining radiosonde maximum interference levels from link analysis and flight studies     N/A  
[ 97 ]  
 
2010-06-18 WP 7C   Draft new Report ITU-R RS.[20 kHz SURVEY] - Radio services and radio-frequency environment within the band below 20 kHz     N/A  
[ 96 ]  
(Rev.1) 
2010-06-17 WP 7C   Draft new Recommendation ITU-R RS.[20 kHz ATD PROTECTION] - Protection criteria for arrival time difference (ATD) receivers operating in the met aids service in the frequency band 9-11.3 kHz     N/A  
[ 95 ]  
 
2010-06-17 WP 7D   Draf new Report ITU-R RA.[THZ-SHARE] - Sharing between the radio astronomy service and active services in the frequency range 275-3 000 GHz     N/A  
[ 94 ]  
 
2010-06-29 WP 7C   Draft new Report ITU-R RS.[ATD-RNAV (20 kHz)] - Study on compatibility between arrival time difference (ATD) stations of the meteorological aids service and the radionavigation service in the frequency band 9 to 14 kHz     N/A  
[ 93 ]  
 
2010-06-18 WP 7C   Draft new Report ITU-R RS.[ATD] - Arrival time difference lightning detection systems in the meteorological aids service in operation below 20 kHz     N/A  
[ 92 ]  
 
2010-06-17 WP 7D   Draft new Report ITU-R RA.[Damaging Levels] - PFD and e.i.r.p. levels potentially damaging to radio astronomy receivers     N/A  
[ 91 ]  
 
2010-06-16 WP 7B   Draft new Report ITU-R SA.[SRS-DS FRQ]     N/A  
[ 90 ]  
 
2010-06-16 WP 7B   Draft revision of Recommendation ITU-R SA.1275-2 - Orbital locations of date relay satellites to be protected from the emissions of fixed service systems operating in the band 2 200-2 290 MHz     N/A  
[ 89 ]  
 
2010-06-16 WP 7B   Draft revision of Recommendation ITU-R SA.1276-2 - Orbital location of data relay satellites to be protected from the emissions of fixed service systems operating in the band 2.25-27.5 GHz     N/A  
[ 88 ]  
 
2010-05-05 WP 6A   Liaison statement to Working Party 1A (copy to relevant Working Parties of Study Groups 4, 5, 6, 7 and copy to ITU-T Study Groups 9 and 15 for information) - Further work on power line telecommunications     N/A  
[ 87 ]  
 
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  
[ 86 ]  
 
2010-02-16 Director, BR   Invitation to contribute to CWG-WCIT12     N/A  
[ 85 ]  
 
2009-09-16 Chairman, SG 7   Study Group 7 Summary Record (Meeting: 7 and 15/09/09)     N/A  
[ 84 ]  
 
2009-09-15 Director, BR   Final List of Participants (Geneva, 7 & 15 September 2009)     N/A  
[ 83 ]  
 
2009-09-14 BR Study Group Department   List of documents issued     N/A  
[ 82 ]  
 
2009-09-14 WP 7B   Draft new Report ITU-R SA.[SRS WBA] - "Factors affecting the choice of frequency band for SRS deep-space (space-to-Earth) telecommunication links"     246/7  
[ 81 ]  
(Rev.1) 
2009-09-14 WP 7B   Draft new Recommendation ITU-R SA.[MANNED EMERGENCY COMM] -Radiocommunications used for emergency in manned space flight     247/7  
[ 80 ]  
(Rev.1) 
2009-09-14 WP 7B   Draft new Recommendation ITU-R SA.[26 GHz] - Guidelines for efficient use of the band 25.5-27.0 GHz by the Earth exploration-satellite service (space-to-Earth) and space research service (space-to-Earth)     N/A  
[ 79 ]  
(Rev.1) 
2009-09-14 WP 7A   Draft new Recommendation ITU-R TF.[TRUSTED TIME SOURCE] - Trusted time source for Time Stamp Authority     238/7  
[ 78 ]  
 
2009-09-14 WP 7B   Draft new Report ITU-R SA.[SRS/RA ANT.PAT.] - Examples of radiation patterns of large antennas used for space research and radio astronomy     N/A  
[ 77 ]  
 
2009-09-14 WP 7B   Draft new Report ITU-R SA.[SRS SHARING WITH FS/MS IN 410-420 MHz] - Frequency sharing between space research service EVA links and fixed and mobile service links in the 410-420 MHz band     N/A  
[ 76 ]  
 
2009-09-14 WP 7C   Draft new Report ITU-R RS.[IDEN_DEGRAD] - Identification of degradation due to interference and characterization of possible interference mitigation techniques for passive sensors operating in the Earth exploration-satellite service (passive)     243/7  
[ 75 ]  
(Rev.1) 
2009-09-14 WP 7C   Draft new Recommendation ITU-R RS.[PASSIVE_CHARS] - Typical technical and operational characteristics of Earth exploration-satellite service (passive) systems using allocations between 1.4 and 275 GHz     243/7  
[ 74 ]  
 
2009-09-14 WP 7C   Preliminary draft new Question ITU-R [GROUND]/7 - Ground-based passive sensors     N/A  
[ 73 ]  
 
2009-09-14 WP 7A   Information on studies concerning the future of coordinated universal time (UTC)     236/7, 102/7  
[ 72 ]  
(Rev.1) 
2009-09-14 WP 7D   Draft new Recommendation ITU-R RA.[1-3 THz] -Preferred frequency bands for radio astronomical measurements in the range 1-3 THz     145/7  
[ 71 ]  
(Rev.1) 
2009-09-14 WP 7C   Draft new Recommendation ITU-R RS.[DISASTER] - Use of remote sensing systems for data collection to be used in the event of natural disasters and similar emergencies     N/A  
[ 70 ]  
(Rev.1) 
2009-09-14 WP 7C   Draft new Recommendation ITU-R RS.[AGGREGATE] - Characterization and assessment of aggregate interference to EESS (passive) sensor operations from multiple sources of man made emissions (Question ITU-R 243/7)     243/7  
[ 69 ]  
(Rev.1) 
2009-09-14 WP 7C   Draft revision of Recommendation ITU-R RS.1263 - Interference criteria for meteorological aids operated in the 400.15-406 MHz and 1 668.4-1 700 MHz bands     N/A  
[ 68 ]  
 
2009-09-14 WP 7A   Draft revision of Recommendation ITU-R TF.460-6 - Standard-frequency and time-signal emissions     102/7  
[ 67 ]  
(Rev.1) 
2009-09-14 WP 7A   Draft revision of Recommendation ITU-R TF.1153-2 - The operational use of two-way satellite time and frequency transfer employing PRN codes (Question ITU-R 250/7)     250/7  
[ 66 ]  
(Rev.1) 
2009-09-11 WP 7D   Draft revision of Recommendation ITU-R RA.1237 - Protection of the radio astronomy service from unwanted emissions resulting from applications of wideband digital modulation     145/7  
[ 65 ]  
 
2009-09-10 WP 7B   Draft new Report ITU-R [METSAT 7.9 GHz] - Compatibility between the meteorological satellite and the fixed service in the band 7 850-7 900 MHz     N/A  
[ 64 ]  
 
2009-09-10 WP 7D   Draft revision of Question ITU-R 230/7 - Preferred frequency bands and protection criteria for radio astronomy measurements in space     230/7  
[ 63 ]  
 
2009-09-04 BR Study Group Department   List of documents issued     N/A  
[ 62 ]  
 
2009-09-04 Chairman, SG 7   Review of the Questions assigned by the Radiocommunication Assembly (RA-07) to Study Group 7     N/A  
[ 61 ]  
 
2009-09-04 Vice-Chairman, SG 7   Report on the status of Study Group 7 ITU-R Recommendations (September 2009)     N/A  
[ 60 ]  
 
2009-09-02 Chairman, SG 7   Meeting of Radiocommunication Coordination Committee for Vocabulary (CCV)     N/A  
[ 59 ]  
 
2009-08-25 Chairman, WP 7D   Executive Report on the February 2009 Meeting of Working Party 7D     N/A  
[ 58 ]  
 
2009-08-11 Chairman, WP 7C   Executive Report on the February 2009 meeting of Working Party 7C (September 2009)     N/A  
[ 57 ]  
(Rev.1) 
2009-08-12 Vice-Chairman, SG 7   Report on the status of Study Group 7 Handbooks (September 2009)     N/A  
[ 56 ]  
 
2009-08-12 Chairman, WP 7A   Executive Report of Working Party 7A     N/A  
[ 55 ]  
 
2009-08-10 Chairman, WP 7B   Executive Report on the February 2009 Meeting of Working Party 7B     N/A  
[ 54 ]  
 
2009-08-10 Chairman, SG 7   Meeting of Radiocommunications Advisory Group     N/A  
[ 53 ]  
 
2009-08-01 Correspondence Group on Essential role of obser.   Preliminary draft new Report ITU-R [ESSENTIAL ROLE OBSERVATIONS] - The essential role and global importance of radio spectrum use for Earth observations of climate change, weather, water, and prediction, detection and mitigation of disasters and for other related science applications     N/A  
Resultats:152 documents
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