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Fundamentos de la Propagaci�n

Resultados :303 documentos
Resultados :� Anterior�-� 1 - 2 - 3 - 4 - 5 - 6 - 7 �-�Siguiente Next
Contribuciones��Documents / Contributions

N�mero
T�tulo Origen AI/Cuesti�n
Fecha
[ 253 ] �
This document has been withdrawn � BR, Study Groups Deparment 2023-05-10
[ 252 ]
Preliminary draft revision of Recommendation ITU-R P.2040-2 - Effects of building materials and structures on radiowave propagation above about 100 MHz � United States of America 2023-05-09
[ 251 ]
Preliminary draft revision of Recommendation ITU-R P.834-9 - Effects of tropospheric refraction on radiowave propagation � United States of America Q201/7 2023-05-09
[ 250 ]
Preliminary draft revision of Recommendation ITU-R P.676-13 - Gaseous attenuation and related effects � United States of America Q201/7 2023-05-09
[ 249 ]
Preliminary draft revision of Recommendation ITU-R P.341-7 - The concept of transmission loss for radio links � United States of America 2023-05-09
[ 248 ]
Preliminary draft revision of Recommendation ITU-R P.1511-2 - Topography for Earth-space propagation modelling � United States of America Q202/4 2023-05-09
[ 247 ]
Preliminary draft editorial amendment of Recommendation ITU-R P.341-7 - The concept of transmission loss for radio links � United States of America 2023-05-09
[ 246 ]
Preliminary draft revision of Recommendation ITU-R P.453-14 - � 4 - The radio refractive index: its formula and refractivity data � United States of America Q201/7 2023-05-09
[ 245 ]
Preliminary draft revision of Recommendation ITU-R P.453-14 - �� 2.1 and 3 - The radio refractive index: its formula and refractivity data � United States of America Q201/7 2023-05-09
[ 244 ]
Preliminary draft revision of Recommendation ITU-R P.453-14 - � 1 - The radio refractive index: its formula and refractivity data � United States of America Q201/7 2023-05-09
[ 243 ]
Discussion document regarding horizontal interpolation methods for gridded atmospheric data � United States of America 2023-05-09
[ 242 ]
Correspondence Group 3J-17 Activity Report � Co-Chairmen, CG 3J-17 2023-05-09
[ 241 ]
Liaison statement to ITU-R Working Parties - Revising Recommendation ITU-R V.431-8 � CCT 2023-05-09
[ 240 ]
Report on the activities of Correspondence Group 3J-3K-3M-14 - Issues relating to the HAPS propagation model � Chairman, CG 3J-3K-3M-14 2023-05-08
[ 239 ]
Activity Report of Correspondence Group 3M-4 - Software products, digital maps and reference numerical data products � CG 3M-4 2023-05-08
[ 238 ]
Report of activities during July 2022 to April 2023 � CG 3J-11 2023-04-25
[ 237 ]
Preliminary draft new Fascicle on the reference atmospheres in Annex 3 of Recommendation ITU-R P.835-7 � CG 3J-11 2023-04-25
[ 236 ]
Draft working document towards a preliminary draft revision of Recommendation ITU-R P.835-6 - Reference standard atmospheres � CG 3J-11 2023-04-25
[ 235 ]
Liaison statement to Working Parties 3M, 3J, and 3K - Further development of a preliminary draft new Report ITU-R M.[IMT.ABOVE 100 GHz] � WP 5D 2023-02-15
[ 234 ]
Formation of a new ETSI ISG for Terahertz Communications (THz) � European Telecommunications Standards Institute 2023-01-23
[ 233 ]
Revising Recommendation ITU-R V.431-8 - Nomenclature: Number 12, THF 300 to 3 000 GHz, Terametric waves � ATDI Q228/3 2022-11-21
[ 232 ]
Reply liaison statement to Working Party 3M (copy to Working Parties 3J and 3K) - Future development of P-series Recommendations to address frequencies above 100 GHz � WP 5D 2022-10-31
[ 231 ]
Liaison statement to Working Party 3J - Usage of Recommendation ITU-R P.2146 � WP 7C 2022-10-14
[ 230 ]
Reply liaison statement to Working Party 3M (copy to Working Parties 1A, 1B, 1C, 4A, 4B, 4C, 5A, 5B, 5C, 5D, 6A, 7B and 7D for information) - Future development of P-series Recommendations to address frequencies above 100 GHz � WP 7C 2022-10-07
[ 229 ]
Reply liaison statement to Working Party 3M (copy to Working Parties 3J, 3K, 1A, 1B, 1C, 4A, 4B, 4C, 5A, 5B, 5C, 5D, 6A, 7B, and 7C) - Extending the application of propagation Recommendations to frequencies greater than 100 GHz � WP 7D 2022-10-06
[ 228 ]
Liaison statement to Working Parties 3J, 3K and 3M - Revision of Report ITU-R BT.2383 � WP 6A 2022-09-28
[ 227 ]
Reply liaison statement to Working Party 5D (copy to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 7B, 7C and 7D for information) - WRC-23 agenda item 1.4 � WP 6A AI1.4 2022-09-28
[ 226 ]
Liaison statement to Working Parties 3J, 3K, 3M, 4A, 4C, 5A, 5B, 5C, 6A, 7B, 7C and 7D - WRC-23 agenda item 1.4 � WP 5D AI1.4 2022-07-01
[ 225 ]
+Ann.1-31
Report on the meeting of Working Party 3J (Geneva, 30 May - 10 June 2022) � Chairman, WP 3J 2022-06-10
[ 224 ]
Final list of participants Working Party 3J (30 May - 10 June 2022) � Director, BR 2022-06-10
[ 223 ]
List of documents issued (Documents 3J/145 - 3J/223) � BR, Study Groups Department 2022-06-07
[ 222 ]
Proposed correction to Recommendation ITU-R P.1144-11 � Spain 2022-05-23
[ 221 ]
Working document toward a preliminary draft revised Recommendation ITU-R P.835-6 Annex 3 - Analysis on horizontal interpolation methods for NWP data using RAOBs � European Space Agency 2022-05-23
[ 220 ]
Diffraction/ducting loss due to terrain and/or specific obstruction of Recommendation ITU-R P.619 � China (People's Republic of) 2022-05-23
[ 219 ]
Contribution to DBSG3 Table IV-1 : Rain rate statistics in Kourou � France 2022-05-23
[ 218 ]
Work plan for a preliminary draft revision to Recommendation ITU-R P.840-8 � France 2022-05-23
[ 217 ]
Supporting document for rain height model in Recommendation ITU-R P.839-4 - A Weighted Mean Annual Rain Height model � China (People's Republic of) 2022-05-23
[ 216 ]
Proposed new modification to Recommendation ITU-R P.841-6 and Recommendation ITU-R P.581-2 - Conversion of annual statistics to worst-month statistics for two statistical methods � China (People's Republic of) 2022-05-23
[ 215 ]
Proposed modifications to Recommendation ITU-R P.310-10 and Recommendation ITU-R P.525-4 - Discussion about definitions of several terms relating to propagation in non-ionized media � China (People's Republic of) 2022-05-23
[ 214 ]
Proposed modification to Recommendation ITU-R P.834-9 - Minimum trapping frequency of evaporation duct � China (People's Republic of) 2022-05-23
[ 213 ]
Proposed modification to Recommendation ITU-R P.453-14 - Global digital map of evaporation duct � China (People's Republic of) 2022-05-23
[ 212 ]
Propose modifications to Recommendation ITU-R P.310-10, Recommendation ITU-R P.680-3 and Recommendation ITU-R P.682-3 - Discussion about definition of fade depth � China (People's Republic of) 2022-05-23
[ 211 ]
Proposed editorial amendment of Recommendations ITU-R P.617-5 and ITU-R P.1812-6 � China (People's Republic of) 2022-05-23
[ 210 ]
Proposed draft modification to Recommendation ITU-R P.835-6 - Reference standard atmospheres � China (People's Republic of) 2022-05-23
[ 209 ]
A new Mie scattering attenuation predicting method and proposed modification to Recommendation ITU-R P.1622 � China (People's Republic of) 2022-05-23
[ 208 ]
Working document toward a preliminary draft revised Recommendation ITU-R P.835-6 Annex 3 - Comparison of reference atmospheres derived from ERA15, ERA5 and RAOBs profiles � European Space Agency 2022-05-23
[ 207 ]
Working document toward a preliminary draft revised Recommendation ITU-R P.2108 - A new clutter loss model for slant paths � Spain , Austria , Czech Republic , European Space Agency 2022-05-23
[ 206 ]
Simulations of clutter loss � Telefon AB - LM Ericsson 2022-05-23
[ 205 ]
Transfer of material on building entry loss from Recommendation ITU-R P.2040 to Recommendation ITU-R P.2109 � United Kingdom of Great Britain and Northern Ireland 2022-05-23
[ 204 ]
Use digital surface data for path specific propagation prediction methods � United Kingdom of Great Britain and Northern Ireland 2022-05-23
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