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Prévision de la propagation des ondes radioélectriques pour les trajets point-à-point et les trajets entre la Terre et l'espace

Resultats:310 documents
Résultats :  Précédent -  1 - 2 - 3 - 4 - 5 - 6 - 7  - Suivant Next
Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 260 ]  
 
Update of reference MATLAB/Octave implementation of Recommendation ITU-R P.1812     Switzerland     2026-05-28
[ 259 ]  
 
MATLAB/Octave implementation of draft revision of Recommendation ITU-R P.2108-2     Switzerland     2026-05-28
[ 258 ]  
 
Update of reference MATLAB/Octave implementation of Recommendation ITU-R P.2001     Switzerland     2026-05-28
[ 257 ]  
 
Working document on the integral digital maps of (Greek beta) in Recommendation ITU-R P.453 and their applicability to § 2.4.2 of Recommendation ITU-R P.618 - The radio refractive index: its formula and refractivity data     United States     2026-05-27
[ 256 ]  
 
Identification of an error in the supplemental M-script implementation of Recommendation ITU-R P.2146 - Sea surface bistatic scattering     United States     2026-05-27
[ 255 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R P.837-8 - Characteristics of precipitation for propagation modelling     United States     2026-05-27
[ 254 ]  
 
Software implementation of working document towards preliminary draft new revision of Recommendation ITU-R P.528-5     United States     2026-05-27
[ 253 ]  
 
VHF radio-wave propagation effects of concern for future satellite systems     Space Norway AS     2026-05-26
[ 252 ]  
 
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
[ 251 ]  
 
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
[ 250 ]  
 
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
[ 249 ]  
 
Correspondence Group 3K-3M-12 activity Report - Clutter loss     Co-Chairs, CG 3K-3M-12     2026-05-25
[ 248 ]  
 
Report on the activities of Correspondence Group 3J-3K-3M-14 - Issues relating to the HAPS propagation model     Chair, CG 3J-3K-3M-14     2026-05-24
[ 247 ]  
 
Activity Report of Correspondence Group 3K-3M-18 - Specific issues common to Recommendations ITU-R P.452, ITU-R P.1812, or ITU-R P.2001     CG 3K-3M-18     2026-05-25
[ 246 ]  
 
Draft liaison statement to the ITU Coordination Committee for Terminology (ITU CCT), ITU-T Study Group 5, ITU-R Study Group 1 and ITU-R Working Parties 3J, 3L and 3M - Definitions: Published English terms for validation sent to the CCT     ATDI     2026-05-25
[ 245 ]  
 
Activity Report of Correspondence Group 3J-3K-3L-3M-27 - Application of machine learning for propagation studies     CG 3J-3K-3L-3M-27     2026-05-22
[ 244 ]  
 
Inputs to working document towards a preliminary draft new Fascicle 3M/FAS/[ML] - Best practices for evaluating the generalization of machine learning-driven radio-wave propagation models     CG 3J-3K-3L-3M-27     2026-05-22
[ 243 ]  
 
Proposed draft revision of the Terms of Reference of Correspondence Group 3J-3K-3M-16 - The atmospheric radio refractive index and its effects on radio-wave propagation     CG 3J-3K-3M-16     2026-05-19
[ 242 ]  
 
Activity Report of Correspondence Group 3J-3K-3M-16 - The atmospheric radio refractive index and its effects on radio-wave propagation     CG 3J-3K-3M-16     2026-05-19
[ 241 ]  
 
Deep learning for tropospheric satellite propagation data processing - Contribution to the working document towards a preliminary new Fascicle on AI and ML methods for Study Group 3 studies     Austria , European Space Agency (ESA)     2026-05-15
[ 240 ]  
 
Contribution to DBSG3 Tables II-1, II-3, II-6 and II-8 - First and second order attenuation statistics in Tito Scalo, Spino d'Adda, Toulouse, Salon-de-Provence, Graz, Andoya and Kjeller     Austria , European Space Agency (ESA) , France , Italy , Norway     2026-05-14
[ 239 ]  
 
Reply liaison statement on "large-scale physical building" and its definition developed by ITU-T Study Group 5     ITU-T SG5     2025-11-12
[ 238 ]  
 
Reply liaison statement to Working Party 3M - WRC-27 agenda item 1.4     WP 4A   AI1.4   2025-11-11
[ 237 ]  
 
Liaison statement on G.fso     ITU-T SG15     2025-11-07
[ 236 ]  
 
Liaison statement on the term "large-scale physical building" and its definition developed by ITU-T Study Group 5     SCV     2025-10-21
[ 235 ]  
 
Liaison statement to ITU-R Working Parties 3J, 3L and 3M - Request for feedback on the term "skywave" and its definition developed by ITU-R Working Party 5C and submitted to the CCT for validation     CCT     2025-10-16
[ 234 ]  
 
Reply liaison statement on free-space optics systems related aspects for G.fso     ITU-T SG15     2025-07-23
[ 233 ]  
 
Reply liaison statement to ITU-T Study Group 15 Question 6/15 (copy to ITU-R Working Parties 3M and 5C) - Free-space optics systems related aspects for G.fso     WP 1A     2025-06-25
[ 232 ]  
+Ann.1-15 
Report on the meeting of Working Party 3M (Geneva, 26 May-5 June 2025)     Chair, WP 3M     2025-06-06
[ 231 ]  
 
Final list of participants WP 3M (Geneva, 26 May-5 June 2025)     Director, BR     2025-06-06
[ 230 ]  
 
List of documents issued - (Documents 3M/157 - 3M/230)     BR, Study Groups Department     2025-05-28
[ 229 ]  
 
Additional information on the summary of conclusions of the 32nd meeting of the Radiocommunication Advisory Group for the attention of all ITU-R Study Groups and Working Parties     Director, BR     2025-05-23
[ 228 ]  
 
Liaison statement to ITU-T Study Group 15 Question 6/15 (Copy to ITU-R Working Parties 1A, 3J, 3M and Study Group 5) - Free-space optics systems related aspects for G.fso     WP 5C     2025-05-22
[ 227 ]  
 
Liaison statement to ITU-R Working Party 3M regarding the development of a new ITU-R Handbook on Fixed Wireless Systems     WP 5C     2025-05-22
[ 226 ]  
 
Working document towards a preliminary draft of section 3.3 of Recommendation ITU-R P.2108 - Discussion document on deployment general slant path clutter model     Telefon AB - LM Ericsson     2025-05-14
[ 225 ]  
 
Contribution to Recommendation ITU-R P.2108 and Report ITU-R P.2402 - Further measurement input to Earth-to-space interference modelling     Telefon AB - LM Ericsson     2025-05-14
[ 224 ]  
 
Discussion on clutter loss models for sharing and compatibility studies and proposals for a reply liaison statement to Working Party 5D     France   AI1.7   2025-05-14
[ 223 ]  
 
Proposed revision to Recommendation ITU-R P.837-7 - Characteristics of precipitation for propagation modelling     France     2025-05-14
[ 222 ]  
 
Preliminary draft revision of Report ITU-R P.2402-0 - A method to predict the statistics of clutter loss for Earth-space and aeronautical paths     European Space Agency (ESA)     2025-05-14
[ 221 ]  
 
Preliminary draft revision of Recommendation ITU-R P.530-18 - Propagation data and prediction methods required for the design of terrestrial line-of-sight systems     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria     2025-05-14
[ 220 ]  
 
Discussion document - Comments on the model for interference due to hydrometeor scattering included in Recommendation ITU-R P.452-18     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria , European Space Agency (ESA)     2025-05-14
[ 219 ]  
 
Preliminary draft revision of Recommendation ITU-R P.1814-0 - Prediction methods required for the design of terrestrial free-space optical links     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria     2025-05-14
[ 218 ]  
 
Submission of free space optics rain attenuation and fog attenuation statistics affecting an 800-m terrestrial link for Table I-15 of DBSG3     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria     2025-05-14
[ 217 ]  
 
Submission of 2 years of d-band rain attenuation statistics affecting an 800-m terrestrial link for Table I-1 of DBSG3     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria     2025-05-14
[ 216 ]  
 
Assessment of geometric consistency issues in Table C3-2 of the DBSG3 database     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria , European Space Agency (ESA)     2025-05-14
[ 215 ]  
 
Monte Carlo clutter loss simulations - Additional comparison with ray-tracing tool     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria     2025-05-14
[ 214 ]  
 
Proposed revision of Recommendation ITU-R P.1238-12 and submission of measurement datasets for Table XI-1 of DBSG3 - Applicable frequency range extension of the indoor site-general model for hallway/corridor environments     United Kingdom     2025-05-14
[ 213 ]  
 
Application of machine learning/artificial intelligence for modelling of radio-wave propagation - Ofcom's investigation on path specific prediction methods     United Kingdom     2025-05-14
[ 212 ]  
 
Submission of external noise data to radio noise databank - 2025     United Kingdom     2025-05-16
[ 211 ]  
 
Preliminary draft revision to Recommendation ITU-R P.530-18 - Clarification of Text in section 2.4 Attenuation due to hydrometeors     United Kingdom     2025-05-14
Resultats:310 documents
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Mis à jour le : 2026-07-27