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Prévision de la propagation des ondes radioélectriques pour les trajets de propagation point-zone

Resultats:251 documents
Résultats :  1 - 2 - 3 - 4 - 5 - 6  - Suivant Next
Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 251 ]  
+Ann.1-17 
Report on the meeting of Working Party 3K (Geneva, 15 - 25 June 2026)     Chair, WP 3K     2026-06-26
[ 250 ]  
 
Final list of participants Working Party 3K (Geneva, 15 - 25 June 2026)     Director, BR     2026-06-26
[ 249 ]  
 
List of documents issued - (Documents 3K/186 - 3K/249)     BR, Study Groups Department     2026-06-18
[ 248 ]  
 
Liaison statement to Working Party 3M (copy to Working Party 3K for information) - Working document towards a preliminary draft new Report ITU-R F.[FS.CHAR.450-700 GHZ]     WP 5C     2026-06-12
[ 247 ]  
 
Supporting information about improvement of Recommendation ITU-R P.528-5 - A propagation prediction method for aeronautical mobile and radionavigation services using the VHF, UHF and SHF bands     China     2026-06-03
[ 246 ]  
 
Proposed supplement of draft modification to Recommendation ITU-R P.1411-13 - Analysis of large-scale and small-scale fading characteristics for 5G/6G low-altitude propagation scenarios     China     2026-06-03
[ 245 ]  
 
A comparative study of receiving power prediction driven by high-dimensional features and evaluation of 19 machine learning algorithms     China     2026-06-03
[ 244 ]  
 
Further analysis on clutter loss applicability     Nokia Corporation     2026-06-03
[ 243 ]  
 
Methodology for modelling line-of-sight probability from site imagery     Telefon AB - LM Ericsson     2026-06-03
[ 242 ]  
 
Discussion on extending the applicability of Recommendation ITU-R P.2108-1 section 3.2 with a LoS probability component - Prediction of clutter loss     Telefon AB - LM Ericsson     2026-06-03
[ 241 ]  
 
Preliminary draft revision of Report ITU-R P.2402 - Updated digital products for statistical output     European Space Agency (ESA) , Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria     2026-06-03
[ 240 ]  
 
Discussion document for Recommendations ITU-R P.452-18 and ITU-R P.1812-8 - Clarification on the application of tropospheric scatter at 50% time     United Kingdom     2026-06-03
[ 239 ]  
 
Possible revisions to fascicle on clutter measurement     United Kingdom     2026-06-03
[ 238 ]  
 
Discussion paper on off-axis troposcatter loss calculation for Recommendations ITU-R P.452-18 and ITU-R P.1812-8     United Kingdom     2026-06-03
[ 237 ]  
 
Contribution to Recommendation ITU-R P.1411 - Outdoor transmission loss measurements in dense urban environment bands     United Kingdom     2026-06-03
[ 236 ]  
 
Contribution to Recommendation ITU-R P.1238 - Multi-band measurements in indoor environment     United Kingdom     2026-06-03
[ 235 ]  
 
Contribution to new Recommendation on human blockage - Wideband measurements of human blockage     United Kingdom     2026-06-03
[ 234 ]  
 
Proposed revision of Recommendation ITU-R P.1238 - Human shadowing in various indoor environments     United Kingdom     2026-06-03
[ 233 ]  
 
Contribution to Recommendation ITU-R P.1238 - Directional to omni multi-band measurements in various indoor environments     United Kingdom     2026-06-03
[ 232 ]  
 
Clutter loss measurement campaigns at 4.0 and 7.5 GHz     Germany , Switzerland     2026-06-03
[ 231 ]  
 
Earth-space clutter loss: line-of-sight probability simulations and proposed model update     Viasat, Inc.     2026-06-03
[ 230 ]  
 
Liaison statement from IEEE AP/S Technical Committee 3 propagation and scattering     Institute of Electrical and Electronics Engineers, Inc. (IEEE)     2026-06-04
[ 229 ]  
 
Comparative analysis of the clutter loss models in sections 3.2 and 3.3 of draft revision of Recommendation ITU-R P.2108-1     China     2026-06-03
[ 228 ]  
 
Updates to the clutter workbook and corrections for the draft revision of Recommendation ITU-R P.2108-1     China     2026-06-03
[ 227 ]  
 
Ray-tracing-based simulation software applied in Document 3J/91 (Documents 3K/91, 3M/129)     China     2026-06-03
[ 226 ]  
 
Measurements of clutter loss and discussion on line-of-sight probability modelling     China     2026-06-03
[ 225 ]  
 
Discussion on clutter-height definitions for line-of-sight probability estimation in section 3.3 of draft revision of Recommendation ITU-R P.2108-1     China     2026-06-03
[ 224 ]  
 
Preliminary draft revision of Report ITU-R P.2402 - A method to predict the statistics of clutter loss for Earth-space and aeronautical paths version with tracking changes     European Space Agency (ESA)     2026-06-03
[ 223 ]  
 
Further research on the relationships among the Recommendations of the ITU-R P-series     China     2026-06-03
[ 222 ]  
 
Maps and databases of electromagnetic properties of media for radio propagation studies     China     2026-06-03
[ 221 ]  
 
Proposed preliminary draft new Question ITU-R XXX/3 - Digital twin-based radio-wave propagation experimental data required for radio services     China     2026-06-03
[ 220 ]  
 
Discussion document on optimal dataset size for AI/ML-based propagation prediction     Korea (Rep. of)     2026-06-02
[ 219 ]  
 
Discussion document on optimal spatial sampling interval for AI/ML-based propagation prediction in urban areas     Korea (Rep. of)     2026-06-02
[ 218 ]  
 
Discussion document on AI/ML-based clutter classification in outdoor environments     Korea (Rep. of)     2026-06-02
[ 217 ]  
 
Discussion document on AI/ML propagation prediction studies for urban clutter environment - Case studies on propagation prediction and fundamental machine learning related issues in propagation prediction     Korea (Rep. of)     2026-06-02
[ 216 ]  
 
Proposed revision to Report ITU-R P.2346-5 - Building entry loss measurements in a heavy industry factory before and after thermal-efficient renovation at 6 and 10 GHz     Korea (Rep. of)     2026-06-02
[ 215 ]  
 
Update of reference MATLAB/Octave implementation of Recommendation ITU-R P.1812     Switzerland     2026-05-28
[ 214 ]  
 
MATLAB/Octave implementation of draft revision of Recommendation ITU-R P.2108-2     Switzerland     2026-05-28
[ 213 ]  
 
Software implementation of working document towards preliminary draft new revision of Recommendation ITU-R P.528-5     United States     2026-05-27
[ 212 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R P.528-5 - A propagation prediction method for aeronautical mobile and radionavigation services using the VHF, UHF and SHF bands     United States     2026-05-27
[ 211 ]  
 
Contribution to a new recommendation on human blockage     United States     2026-05-27
[ 210 ]  
 
Discussion document on statistical line-of-sight probability model based on macrocells in the USA: framework and parametrization     United States     2026-05-27
[ 209 ]  
 
VHF radio-wave propagation effects of concern for future satellite systems     Space Norway AS     2026-05-26
[ 208 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R P.1144-13 - Guidelines for the application of numerical methods used in propagation methods of Radiocommunication Study Group 3     United States     2026-05-27
[ 207 ]  
 
Proposed revision of Report ITU-R P.2406-3 - Outdoor site-general basic transmission loss model in urban and suburban environments     Japan , Korea (Rep. of) , United Kingdom     2026-05-26
[ 206 ]  
 
Proposed revision of Report ITU-R P.2406-3 - Related to the recent revision of Recommendation ITU-R P.1238     Japan , Korea (Rep. of) , United Kingdom     2026-05-26
[ 205 ]  
 
Proposed revision to Recommendation ITU-R P.1409-4 (for mountainous environments) - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 700 MHz     Japan     2026-05-26
[ 204 ]  
 
Proposed revision to Recommendation ITU-R P.1409-4 (for vegetated environment) - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 700 MHz     Japan     2026-05-26
[ 203 ]  
 
Discussion document on line-of-sight probability considering first Fresnel-zone blockage by using a digital building database - Additional technical input toward future formulation and discussion on representative environmental parameters     Japan     2026-05-26
[ 202 ]  
 
Correspondence Group 3K-3M-12 activity Report - Clutter loss     Co-Chairs, CG 3K-3M-12     2026-05-25
Resultats:251 documents
Résultats :  1 - 2 - 3 - 4 - 5 - 6  - Suivant Next
 
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