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Point-to-point and Earth-space propagation

Results:27 total items.
Contributions  [ Source: Japan ]   Documents / Contributions
 
Number 
Title Source AI/Question
Date
[ 250 ]  
 
Discussion document for revision to Recommendation ITU-R P.2108-1 - Prediction of clutter loss     Japan     2025-02-04
[ 246 ]  
 
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     2025-02-04
[ 245 ]  
 
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     2025-02-04
[ 201 ]  
 
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
[ 200 ]  
 
Support document for Annex 10 to Document 3K/335 - Prediction of building entry loss     Japan     2024-05-16
[ 174 ]  
 
Discussion document - Measurement result for clutter loss in Recommendation ITU-R P.2108 - Prediction of clutter loss     Japan     2023-05-15
[ 173 ]  
 
Discussion document - Measurement result for clutter loss in recommendation ITU-R P.452 - Prediction procedure for the evaluation of interference between stations on the surface of the Earth at frequencies above about 0.1 GHz     Japan     2023-05-15
[ 172 ]  
 
Proposed revision to Recommendation ITU-R P.1409-2 - 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     2023-05-15
[ 169 ]  
 
Proposed revision to Recommendation ITU-R P.2109-1 - Prediction of building entry loss     Japan     2023-05-15
[ 125 ]  
 
Proposed revision to Recommendation ITU-R P.2109-1 - Prediction of building entry loss     Japan     2022-05-23
[ 121 ]  
 
Instructions de David: . Please keep the track changes even though I am convinced the changes are not shown correctly. Please publish the Excel files as parts or as a combined zip-file.     Japan     2022-05-23
[ 120 ]  
 
Proposed revision of Recommendation ITU-R P.1409-2 - 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     2022-05-23
[ 119 ]  
 
Support document for Annex 8 to Document 3M/253 - Preliminary draft revision of clutter loss prediction method in Recommendation ITU-R P.452-16 - Prediction procedure for the evaluation of interference between stations on the surface of the Earth at frequencies above about 0.1 GH     Japan     2022-05-23
[ 94 ]  
 
Contributions to the propagation databanks: Basic-transmission-loss data of five frequency bands in an indoor corridor environment     Japan     2021-06-14
[ 93 ]  
 
Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.4     Japan   AI1.4   2021-06-14
[ 92 ]  
 
Discussion document - Site specific model of building entry loss - Prediction of building entry loss     Japan     2021-06-14
[ 91 ]  
 
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
[ 90 ]  
 
[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
[ 60 ]  
 
Draft reply liaison statement to Working Party 5D - WRC-23 agenda item 1.4     Japan   AI1.4   2021-04-19
[ 59 ]  
 
Proposed draft revision of Recommendation ITU-R P.1410-5 - Propagation data and prediction methods required for the design of terrestrial broadband radio access systems operating in a frequency range from 3 to 60 GHz     Japan     2021-04-19
[ 58 ]  
 
Measurement result for clutter loss - Prediction of clutter loss     Japan     2021-04-19
[ 57 ]  
 
Discussion documents- Measurement result (or plan) for site specific model of building entry loss - Prediction of building entry loss     Japan     2021-04-19
[ 56 ]  
 
Proposed draft revision of Recommendation ITU-R P.833-9 - Attenuation in vegetation     Japan     2021-04-19
[ 55 ]  
 
Proposed draft revision of Recommendation ITU-R P.2108 - Prediction of clutter loss     Japan     2021-04-19
[ 54 ]  
 
[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     2021-04-19
[ 34 ]  
 
[DRAFT] support document for proposed draft revision of Recommendation ITU-R P.1409-1 (Annex 13 to Working Party 3M Chairman's Report) - 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     2020-08-03
[ 33 ]  
 
[DRAFT] reply liaison statement to Working Party 5D - Information for studies on WRC-23 agenda item 1.4     Japan   AI1.4   2020-08-03
Results:27 total items.
 
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