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ITU-R R23-WP3M

Point-to-point and Earth-space propagation

Results:228 total items.
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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 228 ]  
 
Liaison statement to ITU-T SG15 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
[ 210 ]  
 
Software implementation of Recommendation ITU-R P.530-18, Annex 1: Attenuation due to multipath and precipitation     United Kingdom     2025-05-14
[ 209 ]  
 
Clutter loss modelling for earth-space and aeronautical propagation paths - Ofcom's investigation employing deterministic modelling for frequencies below 10 GHz     United Kingdom     2025-05-14
[ 208 ]  
 
Purpose-built clutter maps for path specific prediction methods     United Kingdom     2025-05-14
[ 207 ]  
 
Discussion document for working document towards a preliminary draft new Recommendation - Guidelines for topographic classification optimized for machine learning-based radio-wave propagation prediction     Korea (Rep. of)   Q236/3   2025-05-14
[ 206 ]  
 
Proposed revision to Recommendation ITU-R P.1411-12 and submission of measurement datasets for DBSG3 - Applicable frequency range extension of the site-general basic transmission loss model for urban and suburban environments     Korea (Rep. of) , United Kingdom     2025-05-14
[ 205 ]  
 
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     2025-05-14
[ 204 ]  
 
Discussion document for human shielding loss model of 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     2025-05-14
[ 203 ]  
 
Proposed revision to working document towards a preliminary draft new Report ITU-R P.[MATERIAL_MEASUREMENT]     Japan     2025-05-14
[ 202 ]  
 
Discussion document for the revision of Recommendation ITU-R P.2108-1 - Prediction of clutter loss     Japan     2025-05-14
[ 201 ]  
 
Basic-transmission-loss measurement data for below rooftop in an urban high-rise environment     Japan     2025-05-14
[ 200 ]  
 
Submission of basic transmission loss measurement data to DBSG3 - Street canyon measurements in LoS scenarios at 154 and 300 GHz for urban below-rooftop site-general model in Recommendation ITU-R P.1411     Japan     2025-05-14
[ 199 ]  
 
Submission of basic transmission loss measurement data to DBSG3 - Corridor measurements in LoS scenarios at 154 and 300 GHz for indoor site-general model in Recommendation ITU-R P.1238     Japan     2025-05-14
[ 198 ]  
 
Submission of basic transmission loss measurement data to DBSG3 - Conference room measurements in LoS scenarios at 154 and 300 GHz for indoor site-general model in Recommendation ITU-R P.1238     Japan     2025-05-14
[ 197 ]  
 
Proposed draft new ITU-R Report - Best practices for evaluating the generalization of machine learning-driven radio propagation models     Canada   Q236/3   2025-05-13
[ 196 ]  
 
Path loss measurements at 3 455 MHz between elevated antennas at fixed locations     Canada     2025-05-13
[ 195 ]  
 
Updates to the preliminary draft revision of Recommendation ITU-R P.1812-7 - Clutter classification model     Canada     2025-05-13
[ 194 ]  
 
A testbed for propagation measurements in the sub-terahertz spectrum - Information Document     Canada   Q211-8/3, Q201-7/3   2025-05-13
[ 193 ]  
 
Python implementation and validation examples of basic transmission loss models from Annex 1, section 4 of Recommendation ITU-R P.1411-12     Canada     2025-05-13
[ 192 ]  
 
Correlation between two space stations and one location on the surface of the Earth by simulating time variant rain cells     Germany     2025-05-13
[ 191 ]  
 
Proposed liaison statement from Working Parties 3J, 3K, and 3M to Working Party 5B (copy to Working Parties 4A, 4C, 5A, 5C, 7C and 7D for information) - Propagation information to support studies under WRC-27 agenda item 1.8     Germany , Switzerland   AI1.8   2025-05-13
[ 190 ]  
 
Discussion document on data results from dual channel troposcatter measurement system utilized in Colorado, USA from February 2024 to January 2025     United States     2025-05-13
[ 189 ]  
 
Investigation into applications of ray tracing to clutter modelling     United States     2025-05-13
[ 188 ]  
 
Discussion document on clutter loss reference     United States     2025-05-13
[ 187 ]  
 
7.5 GHz clutter measurements and analysis     United States     2025-05-13
[ 186 ]  
 
Discussion document on physical clutter propagation modelling - Clutter loss measurements and comparison with physical clutter propagation model     United States     2025-05-13
[ 185 ]  
 
Working document towards a preliminary draft new Report ITU-R P.[STOCHASTIC_CLUTTER] - Report on radio-wave propagation in stochastic cluttered media     United States     2025-05-13
[ 184 ]  
 
Proposed supplement to Recommendation ITU-R P.1144-12 - The relationship between the ITU-R P-series recommendations     China     2025-05-13
[ 183 ]  
 
Comparison of two methods of conversion from average worst month to average annual distributions in Recommendations ITU-R P.530-18 and ITU-R P.841-7     China     2025-05-13
[ 182 ]  
 
Proposals of focus areas about a slant path clutter loss model     China     2025-05-13
[ 181 ]  
 
A stochastic model of slant path clutter loss validated by measurements including frequencies 3-10 GHz for Recommendation ITU-R P.2108     China     2025-05-13
[ 180 ]  
 
Working document towards a preliminary draft revision of Recommendation ITU-R P.2040-3 - Update proposal of calculation examples for plane wave transmission for a single-layer slab     China     2025-05-13
[ 179 ]  
 
Proposed supplement of 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     2025-05-13
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