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Point-to-point and Earth-space propagation

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Contributions  Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 254 ]  
 
Liaison statement to Working Party 5B (copied to Working Parties 3M, 4C and 7B for information) WRC-23 agenda item 1.7 - Comments on space-based aeronautical VHF communications in 117.975-137 MHz frequency band (Annex 29 to Working Party 5B Chairman's Report)     WP 3L   AI1.7   2021-09-07
[ 253 ]  
+Ann.1-23 
Report on the meeting of Working Party 3M (e-Meeting, 21 June - 1 July 2021)     Chairman, WP 3M     2021-07-05
[ 252 ]  
 
Final list of participants - Working Party 3M (e-Meeting, 21 June - 1 July 2021)     Director, BR     2021-07-02
[ 251 ]  
 
List of documens issued (Documents 3M/180 - 3M/251)     BR, Study Groups Department     2021-06-22
[ 250 ]  
 
Path loss measurement data for industrial environments at 3.5 GHz and considerations on the site-general model in Recommendation ITU-R P.1238     Nokia Corporation     2021-06-14
[ 249 ]  
 
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   2021-06-18
[ 248 ]  
 
Working document towards a preliminary draft revision to Annex 3 of Recommendation ITU-R P.835-6     CG 3J-11     2021-06-15
[ 247 ]  
 
Future revisions of Recommendation ITU-R P.372 - Radio noise measurements in Spain     CG 3L-7     2021-06-14
[ 246 ]  
 
Report of the activities of Correspondence Group 3J-3M-19 - Statistical modelling of slant path terrain diffraction     Chairman, CG 3J-3M-19     2021-06-15
[ 245 ]  
 
Supplement on attenuation and reflection characteristics of clothing materials - Technology trends of active services in the frequency range 275-3 000 GH     National Institute of Information and Communications Technology (NICT)     2021-06-14
[ 244 ]  
 
Contributions to the propagation databanks: Basic-transmission-loss data of five frequency bands in an indoor corridor environment     Japan     2021-06-14
[ 243 ]  
 
Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.4     Japan   AI1.4   2021-06-14
[ 242 ]  
 
Discussion document - Site specific model of building entry loss - Prediction of building entry loss     Japan     2021-06-14
[ 241 ]  
 
Supports document for Annex 18 to Document 3M/180 - Proposed draft revision of Recommendation ITU-R P.2108-0 - Prediction of clutter loss     Japan     2021-06-14
[ 240 ]  
 
[WORKING DOCUMENT TOWARDS A] preliminary draft revision of Recommendation ITU-R P.1409-1 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 1 GHz     Japan     2021-06-14
[ 239 ]  
 
Working document toward a preliminary draft revision of Report ITU-R P.2402-0 - A method to predict the statistics of clutter loss for Earth-space and aeronautical path     Italy     2021-06-10
[ 238 ]  
 
Proposal to amend the Recommendation ITU-R P.2040-1     Spain     2021-06-11
[ 237 ]  
 
Use of flat terrain profile for sharing studies     Australia     2021-06-11
[ 236 ]  
 
Revised proposed revision to the multipath mode in Recommendation ITU-R P.530-17     Australia     2021-06-11
[ 235 ]  
 
DBSG3 Table I-2 Line-of-sight average year worst-month multipath fading and enhancement - Proposed updates to existing records     Australia     2021-06-11
[ 234 ]  
 
Additional indoor measurements at 7.1 and 82 GHz and measurement data submission including prior measurements     Korea (Republic of)     2021-06-11
[ 233 ]  
 
Proposed revision of Recommendation IT-R P.2040-1 - Additional data of the electrical properties of the building materials     Korea (Republic of)     2021-06-11
[ 232 ]  
 
Contribution of measurement data regarding industrial environment at 4.1 GHz for indoor site-general model to a new Table in DBSG3     Korea (Republic of)     2021-06-11
[ 231 ]  
 
Discussion document - On the clutter loss measurement using a UAV at 4.8 GHz     Korea (Republic of)     2021-06-11
[ 230 ]  
 
Measurements for the shadowing loss of class-room building at 3 and 7 GHz     Korea (Republic of)     2021-06-11
[ 229 ]  
 
Measurement data submission relevant to the indoor site-general model for Recommendation ITU-R P.1238-10     Korea (Republic of)     2021-06-11
[ 228 ]  
 
Proposed revision to Recommendation ITU-R P.2108-0 - Clutter loss measurements at 2-10GHz and model proposal for the sub-10GHz earth-space path     Korea (Republic of)     2021-06-11
[ 227 ]  
 
Clutter loss measurement data for the earth-space path at 2, 4 and 10GHz     Korea (Republic of)     2021-06-11
[ 226 ]  
 
Proposed revision to Recommendation ITU-R P.2040-1 - New measurement data of building material in the frequency range from 220 to 450 GHz     Korea (Republic of)     2021-06-11
[ 225 ]  
 
Proposed revision of Report ITU-R P.2346-3 - Building entry loss measurements for heavy industry factory at 3-24 GHz     Korea (Republic of)     2021-06-11
[ 224 ]  
 
Submission of rain statistics for DBSG-3     United Kingdom of Great Britain and Northern Ireland     2021-06-09
[ 223 ]  
 
Proposed revision of preliminary draft revision of Recommendation ITU-R P.528-4 - A propagation prediction method for aeronautical mobile and radionavigation services using the VHF, UHF and SHF bands     Russian Federation     2021-06-10
[ 222 ]  
 
Proposals on [WORKING DOCUMENT TOWARDS A] preliminary draft revision of Recommendation ITU-R P/1409-1 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 1 GHz     Russian Federation     2021-06-10
[ 221 ]  
 
Influence of the antenna vertical radiation pattern on the propagation lossess for the short path     ORANGE POLSKA S.A.     2021-06-11
[ 220 ]  
 
Working document towards a preliminary draft revision to Recommendation ITU-R P.840-8     France     2021-06-09
[ 219 ]  
 
Working document towards preliminary draft revisions to Recommendations ITU-R P.372-14 and ITU-R P.618-13     France     2021-06-09
[ 218 ]  
 
Fixed link long-term measurements     United Kingdom of Great Britain and Northern Ireland     2021-06-09
[ 217 ]  
 
Aligning free space propagation modeling in Recommendations ITU-R P.452, P.1812, and P.2001 with Recommendation ITU-R P.525     Switzerland (Confederation of)     2021-06-09
[ 216 ]  
 
Proposal for some modification Recommendation ITU-R P.619-4 - Propagation data required for the evaluation of interference between stations in space and those on the surface of the Earth     China (People's Republic of)     2021-06-09
[ 215 ]  
 
Proposed harmonization for troposcatter transmission loss prediction method in ITU-R P-Series Recommendations     China (People's Republic of)     2021-06-11
[ 214 ]  
 
Sub 10 GHz space path clutter loss model analysis considering different ground station height     China (People's Republic of)     2021-06-09
[ 213 ]  
 
Discussion document - Calibration of terrain loss measurement between NGSO satellite and Earth station     China (People's Republic of)     2021-06-11
[ 212 ]  
 
Analysis of rain attenuation models and proposed modifications to Recommendation ITU-R P.618-13     China (People's Republic of)     2021-06-09
[ 211 ]  
 
Reply liaison statement to Working Parties 3J, 3K and 3M - Working document towards a preliminary draft revision of Report ITU-R SM.2352-0     WP 1A     2021-06-11
[ 210 ]  
 
Proposed modification to Recommendation ITU-R P.1622-0 - Prediction methods required for the design of earth-space systems operating between 20 THz and 375 THz     China (People's Republic of)     2021-06-09
[ 209 ]  
 
Guide to the application of the propagation methods of Radiocommunication Study Group 3 - Gaussian Quadrature Integration     United States of America     2021-06-07
[ 208 ]  
 
Discussion document on Air-space propagation considerations     United States of America     2021-06-07
[ 207 ]  
 
Discussion document regarding Recommendation ITU-R P.2109 - Analysis of Building Entry Loss Model from ITU-R P.2109-1     United States of America     2021-06-07
[ 206 ]  
 
Working document toward a preliminary draft revision of Recommendation ITU-R P.619-4: Propagation data required for the evaluation of interference between stations in space and those on the surface of the Earth     United States of America     2021-06-07
[ 205 ]  
 
Preliminary draft revision of Recommendation ITU-R P.452, Section 5     United States of America     2021-06-07
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