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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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