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Propagación punto a punto y Tierra-espacio

Resultados :230 documentos
Resultados :  1 - 2 - 3 - 4 - 5  - Siguiente Next
Contribuciones  Documents / Contributions
 
Número 
Fecha Origen Título AI/Cuestión
[ 230 ]  
 
2011-11-17 WP 5A, WP 5B and WP 5C   Liaison statement to Study Group 3 - Handbook on the selection and use of radio propagation models for interference prediction and ITU sharing studies      
[ 229 ]  
 
2011-11-16 WP 5C   Liaison statement to Working Parties 3M, 4A, 5A, 5B, 7B and 7C - Studies in support of WRC-12 Agenda item 1.20      
[ 228 ]  
 
2011-11-16 WP 5C   Liaison statement to Working Parties 1A, 1B, 3M, 4A, 4C, 5A, 5B, 5D, 6A, 7B, 7C and 7D - Draft revision of Recommendation ITU-R F.758-4      
[ 227 ]  
+Ann.1-10 
2011-10-28 Chairman, WP 3M   Report on the meeting of Working Party 3M (Geneva, 17-26 October 2011)      
[ 226 ]  
 
2011-10-26 Director, BR   Final List of Participants - Working Party 3M (Geneva, 17-26 October 2011)      
[ 225 ]  
 
2011-10-14 BR Study Group Department   List of documents issued      
[ 224 ]  
 
2011-10-13 WP 7B   Liaison statement to Working Party 3M - Use of the IF-77 program in calculating separation distances for AES and SRS earth stations      
[ 223 ]  
 
2011-10-10 China (People's Republic of)   A proposed simplified algorithm derived from Tretyakov's line coefficients      
[ 222 ]  
 
2011-10-10 European Space Agency   Working document towards a draft revision of Recommendation ITU-R P.682-2 - Multipath model for aircraft during approaches and landing      
[ 221 ]  
 
2011-10-10 European Space Agency   Information document towards an update of Recommendation ITU-R P.681      
[ 220 ]  
 
2011-10-10 Telenor ASA   Predicting annual precipitation attenuation distribution from sub-periods as an alternative to the Recommendation P.530-13 combined rain and wet snow method for los radio links      
[ 219 ]  
 
2011-10-10 Norway   Long-term observation of rainfall intensity in Norway      
[ 218 ]  
 
2011-10-10 Belgium , European Space Agency , France   Versatile 2-state model for land mobile satellite services      
[ 217 ]  
 
2011-10-10 France , European Space Agency , Spain   Narrowband LMS MIMO channel     207-4/3  
[ 216 ]  
 
2011-10-10 Brazil (Federative Republic of)   Proposed modification to Recommendation ITU-R P.530-13 - Outage intensity in terrestrial links due to rain      
[ 215 ]  
 
2011-10-10 Brazil (Federative Republic of)   Rain Attenuation Time Series Synthesizers for Terrestrial Links - Testing the Gamma distribution and B estimation      
[ 214 ]  
 
2011-10-10 France   Proposed additions to ITU-R Study Group 3 databanks - In Part II - Earth space path data and in Part IV - Radiometeorological data      
[ 213 ]  
 
2011-10-10 Canada   Software and digital data related to ITU-R Study Group 3 - Validation examples for the propagation prediction methods in Recommendation P.530-13      
[ 212 ]  
 
2011-10-10 Canada   Information document on an improved simplified method for estimating gaseous absorption at low angles along paths of finite length for Recommendation ITU-R P.676-8      
[ 211 ]  
 
2011-10-10 European Space Agency , Germany (Federal Republic of) , Netherlands (Kingdom of the)   New input data for Study Group 3 databanks, measured at Cabauw, NL, KNMI RS site part IV "Radiometeorological data" Table 9 - "Statistics of total column. water vap. content " Table 10 - "Statistics of total colum. cloud liq. water content"      
[ 210 ]  
 
2011-10-10 China (People's Republic of)   Proposed modification to Recommendation ITU-R P.618-10 - The model for hydrometeor-induced cross-polarization along slant path      
[ 209 ]  
 
2011-10-10 China (People's Republic of)   Proposed modification to Recommendation ITU-R P.618-10 - For rain attenuation prediction along Earth-space path      
[ 208 ]  
 
2011-10-10 China (People's Republic of)   Proposed modification to Recommendation ITU-R P.530-13 - For Rain Attenuation Prediction of terrestrial line-of-sight systems      
[ 207 ]  
 
2011-10-10 France   Information document on the variability associated with experimental statistic of propagation parameters      
[ 206 ]  
 
2011-10-10 TELEKOMUNIKACJA POLSKA S.A.   Transformation of the measurement data from Brazil to the ITU-R Study Group 3 format     202-3/3  
[ 205 ]  
 
2011-10-09 United Kingdom of Great Britain and Northern Ireland   Test results for revised sleet attenuation model      
[ 204 ]  
 
2011-10-08 United Kingdom of Great Britain and Northern Ireland   Recommendation ITU-R P.526 - Propagation by diffraction - Correction and clarification      
[ 203 ]  
 
2011-10-08 United Kingdom of Great Britain and Northern Ireland   Draft new Recommendation ITU-R P.[WRPM] - A wide-range terrestrial propagation model suitable for sharing studies and Monte Carlo simulations     208-3/3, 205-1/3, 204-4/3  
[ 202 ]  
 
2011-10-08 United Kingdom of Great Britain and Northern Ireland   Comparison of diffraction models     203-3/3  
[ 201 ]  
 
2011-10-08 United Kingdom of Great Britain and Northern Ireland   Draft revision of Recommendation ITU-R P.1409      
[ 200 ]  
 
2011-10-08 United Kingdom of Great Britain and Northern Ireland   Draft revision to Recommendation ITU-R P.526-11 - Diffraction over general terrain     202-3/3  
[ 199 ]  
 
2011-10-08 United Kingdom of Great Britain and Northern Ireland   Climate change effects on microwave telecommunications      
[ 198 ]  
 
2011-10-07 Spain   Drop size distribution measuring instruments applied to propagation      
[ 197 ]  
 
2011-10-07 Spain   Contribution to the propagation data banks - Rain rate and slant-path rain attenuation measurements in Madrid      
[ 196 ]  
 
2011-10-07 France , European Space Agency   Information document on time series synthesis of total attenuation      
[ 195 ]  
 
2011-10-07 Luxembourg   Software and digital data related to Study Group 3 - Validation examples for Earth-Space propagation prediction methods      
[ 194 ]  
 
2011-10-07 Luxembourg   Software and digital data related to Study Group 3 - Report of Activities of Correspondence Group CG-3M-3      
[ 193 ]  
 
2011-10-07 Russian Federation   Proposed modification of Recommendation ITU-R P.530-13 - Prediction of outage intensity due to multipath attenuation and attenuation in rain      
[ 192 ]  
 
2011-10-05 United States of America   Software implementation of the proposed low elevation scintillation model for Recommendation ITU-R P.618      
[ 191 ]  
 
2011-10-05 United States of America   Information document on a proposed modification to the rain attenuation prediction method in Recommendation ITU-R P.618      
[ 190 ]  
 
2011-10-05 United States of America   Rain rate data for Medina TWP, Ohio, United States      
[ 189 ]  
 
2011-10-05 United States of America   Working document toward a draft new Handbook - Handbook on the selection and use of radio propagation models for interference prediction and ITU-R sharing studies      
[ 188 ]  
 
2011-10-05 United States of America   Working document towards a draft revision of the irregular terrain diffraction methods of Recommendations ITU-R P.526, ITU-R P.1812 and ITU-R P.452      
[ 187 ]  
 
2011-10-05 United States of America   Proposed modification to Resolution ITU-R 25-2      
[ 186 ]  
 
2011-10-06 Australia   New source of measured data for ITU-R Study Group 3 databank Table I-2 - Line-of-sight average worst-month multipath fading and enhancement in narrow bandwidths      
[ 185 ]  
 
2011-10-06 Australia   Proposed amendment to Recommendation ITU-R P.530-13 using modified Brazil 3M/208 model      
[ 184 ]  
 
2011-10-06 Australia   Proposed amendment to Recommendation ITU-R P.311-13 - Rain attenuation model testing      
[ 183 ]  
 
2011-08-08 Iran (Islamic Republic of)   Draft new Question ITU-R [NANO]/3 - The effect of nanostructure materials on electromagnetic emission      
[ 182 ]  
 
2011-07-01 WP 5B   Liaison statement to Working Parties 3J and 3M (copy to Working Party 4B for information) - Propagation End-to-End link availability of unmanned aircraft system operating with dual beyond Line-of-Sight (BLOS) satellite communications links to achieve the assumed link availability      
[ 181 ]  
 
2011-06-24 WP 5C   Liaison statement to Working Parties 3M, 4A, 5A, 5B, 7B and 7C - Status of studies in support of WRC-12 Agenda item 1.20      
Resultados :230 documentos
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