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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:234 documents
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Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 84 ]  
 
Proposed revision to Recommendation ITU-R P.1238-12 - Industrial environment measurement for indoor site-general loss model at 4.7, 6, 8 and 15 GHz     Korea (Rep. of)     2024-05-17
[ 83 ]  
 
Working document toward a preliminary draft new Question ITU-R [LUNAR_COMMNUNICATION]/3 - Relevant propagation characteristics and prediction method for lunar surface systems and lunar-orbiting systems     Korea (Rep. of)   AI1.15   2024-05-17
[ 82 ]  
 
Proposed reply liaison statement to Working Party 7D     South Africa   AI1.18, AI1.16   2024-05-17
[ 81 ]  
 
Liaison statement to Working Parties 3J, 3K and 3M - Propagation information to support studies in preparation for WRC-27 agenda item 1.8     WP 5B   AI1.8   2024-05-20
[ 80 ]  
 
Update of MATLAB/Octave implementation of Recommendation ITU-R P.452     Switzerland     2024-05-17
[ 79 ]  
 
Submission of external noise data to radio noise databank - 2024     United Kingdom     2024-05-17
[ 78 ]  
 
Supporting documentation for MATLAB code for processing white gaussian noise recordings     United Kingdom     2024-05-17
[ 77 ]  
 
Excel implementations of P-Series Recommendations - Recommendations ITU-R P.837-6, ITU-R P.838-3 and ITU-R P.839-4     United Kingdom     2024-05-17
[ 76 ]  
 
Contribution to Recommendation ITU-R P.2108 - Outdoor clutter measurements in a dense urban environment     United Kingdom     2024-05-17
[ 75 ]  
 
Long-term terrestrial point-to-point propagation measurements - 2024 update     United Kingdom     2024-05-17
[ 74 ]  
 
Application of Machine Learning/Artificial Intelligence for modelling of RadioWave propagation - Ofcom's preliminary investigation on path-specific prediction methods     United Kingdom     2024-05-17
[ 73 ]  
 
Towards a set of Machine learning methods for Radiowave propagation modelling     Canada     2024-05-17
[ 72 ]  
 
Proposed revision to Recommendation ITU-R P.1812-7: Clutter classification model     Canada     2024-05-17
[ 71 ]  
 
Impact of directive antenna on clutter losses     Viasat, Inc. (United States)     2024-05-16
[ 70 ]  
 
Software implementation of Recommendation ITU-R P.2146 on sea surface bistatic scattering     Institute of Electrical and Electronics Engineers, Inc. (IEEE) (United States)     2024-05-16
[ 69 ]  
 
Proposed modifications to Recommendations ITU-R P.530-18 and ITU-R P.618-14     China     2024-05-16
[ 68 ]  
 
Proposed draft [EDITORIAL] amendment of Recommendation ITU-R P.1622-1 - Prediction methods required for the design of Earth-space systems operating between 20 THz and 375 THz     China     2024-05-16
[ 67 ]  
 
Discussion document on the machine learning model in the field of radio wave propagation     China     2024-05-16
[ 66 ]  
 
Discussion about considering vegetation losses in clutter loss models in Document 3K/335     China     2024-05-16
[ 65 ]  
 
Slant path clutter loss model update proposals based on latest working Document 3K/335     China     2024-05-16
[ 64 ]  
 
A solution to the problem in harmonization of the troposcatter transmission loss prediction model     China     2024-05-16
[ 63 ]  
 
Discussion document for Recommendation ITU-R P.530-18 - Atmospheric scintillation at 340 GHz     China     2024-05-16
[ 62 ]  
 
Discussion document about Recommendation ITU-R P.453-14     China     2024-05-16
[ 61 ]  
 
Proposed draft modification to Recommendation ITU-R P.1621-2 - Propagation data required for the design of Earth-space systems operating between 20 THz and 375 THz     China     2024-05-16
[ 60 ]  
 
Proposed revision to Recommendation ITU-R P.1409-3 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 0.7 GHz     Japan     2024-05-16
[ 59 ]  
 
Support document for Annex 10 to Document 3K/335 - Prediction of building entry loss     Japan     2024-05-16
[ 58 ]  
 
Support document for Annex 13 to Document 3K/335 - Prediction of clutter loss     SoftBank Corporation (Japan)     2024-05-16
[ 57 ]  
 
Proposed revision of Recommendation ITU-R P.617-5 troposcatter model and consequent proposed revisions to Recommendations ITU-R P.452-18, ITU-R P.1812-7 and ITU-R P.2001-5 - Propagation prediction techniques and data required for the design of trans-horizon radio-relay systems     Australia     2024-05-16
[ 56 ]  
 
Proposed revisions of Recommendations ITU-R P.526-15 and ITU-R P.619-5 - Propagation by diffraction - addition of a general terrain slant path model     Australia     2024-05-16
[ 55 ]  
 
Working document towards a 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 (Italy)     2024-05-15
[ 54 ]  
 
Proposed 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 (Italy)     2024-05-15
[ 53 ]  
 
Proposal of a new DBSG3 data table: rain and fog attenuation affecting FSO terrestrial links     Politecnico di Milano Dipartimento di Elettronica, Informazion e Biongegneria (Italy)     2024-05-15
[ 52 ]  
 
Submission 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 (Italy)     2024-05-16
[ 51 ]  
 
Activity Report of Correspondence Group 3M-15 - Improvement of rain and total attenuation models in Recommendation ITU-R P.618     CG 3M-15     2024-05-15
[ 50 ]  
 
Liaison statement to Working Parties 7C and 7D (copy to Working Parties 4C, 5A, 5B, 5C, 3J and 3M) - Relevant technical information to support studies under WRC-27 agenda item 1.18     WP 4A   AI1.18   2024-05-15
[ 49 ]  
 
Report on the activities of Correspondence Group 3K-3M-12 - Prediction of clutter loss up to 105 GHz     Chair, CG 3K-3M-12     2024-05-15
[ 48 ]  
 
Discussion document on dual channel troposcatter measurement system utilized in Colorado, USA     United States     2024-05-13
[ 47 ]  
 
Contribution of 3.5 GHz clutter measurements in Salt Lake City, Utah to the Study Group 3 databank     United States     2024-05-13
[ 46 ]  
 
Contribution of 3.5 GHz clutter measurements in Denver, Colorado to the Study Group 3 databank     United States     2024-05-13
[ 45 ]  
 
Contribution of 3.5 GHz Clutter Measurements in Boulder, Colorado to the Study Group 3 Databank     United States     2024-05-13
[ 44 ]  
 
Discussion document on a new 3.1 to 4.2 GHz Multi-Transmitter Continuous-wave mobile Measurement System being used for propagation studies in the USA     United States     2024-05-13
[ 43 ]  
 
Working document toward a preliminary draft revision of HDB-58 - Update of Handbook 58 on ITU-R propagation prediction methods for interference and sharing studies     United States     2024-05-13
[ 42 ]  
 
Correspondence Group 3J-3K-3M-14 activity Report - Issues relating to the HAPS propagation model     Chair, CG 3J-3K-3M-14     2024-05-14
[ 41 ]  
 
Activity Report of Correspondence Group 3M-4 - Software products, digital maps and reference numerical data products     CG 3M-4     2024-05-14
[ 40 ]  
 
Activity Report of Correspondence Group 3J-3K-3M-16 - The atmospheric radio refractive index and its effects on radiowave propagation     CG 3J-3K-3M-16     2024-05-14
[ 39 ]  
 
Activity Report of Correspondence Group 3J-3M-5 - Effect of clouds and precipitation on attenuation and depolarization on slant paths     CG 3J-3M-5     2024-05-14
[ 38 ]  
 
Liaison statement to Working Parties 3M, 4C, 5A, 5B, 5C, 5D, 7B and 7D (copy to Working Party 7C for information) - Information to support studies under WRC-27 agenda item 1.1     WP 4A   AI1.1   2024-05-13
[ 37 ]  
 
Liaison statement to Working Parties 5A, 5C, 3M and 7D (copy to Working Party 7C) - WRC-27 agenda item 1.3     WP 4A   AI1.3   2024-05-13
[ 36 ]  
 
Liaison statement to Working Parties 3M, 5A, 5B, 5C, 6B and 7C (copy to Working Party 4B for information) - WRC-27 agenda item 1.4     WP 4A   AI1.4   2024-05-13
[ 35 ]  
 
Liaison statement to Working Parties 3M, 5B, and 7B (copy to Working Parties 5A, 5C, 7A and 7C for information) - Relevant technical information to support studies under WRC-27 agenda item 1.2     WP 4A   AI1.2   2024-05-13
Resultats:234 documents
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Mis à jour le : 2025-07-23