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Principes fondamentaux de la propagation

Resultats:197 documents
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Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 147 ]  
 
Information paper: Investigation of a new fixed-link planning method based on joint signal-level probability distributions     United Kingdom of Great Britain and Northern Ireland     2006-09-19
[ 146 ]  
 
Information paper - Modelling multiple interference signals     United Kingdom of Great Britain and Northern Ireland     2006-09-20
[ 145 ]  
 
Proposed revision to Recommendation ITU-R P.1238-4 - Modelling of electrical properties of building materials     United Kingdom of Great Britain and Northern Ireland   211/3   2006-09-19
[ 144 ]  
 
Proposed revision to Recommendation ITU-R P.372 - The definition of radio noise     United Kingdom of Great Britain and Northern Ireland   214/3   2006-09-19
[ 143 ]  
 
Information paper - Measurements of radio noise     United Kingdom of Great Britain and Northern Ireland   214/3   2006-09-19
[ 142 ]  
 
Contribution to the work of Rapporteur Group 3J-5/1     Brazil (Federative Republic of)   202/3   2006-09-18
[ 141 ]  
 
Proposed modification to Recommendation ITU-R P.530-11 - Propagation data and prediction methods required for the design of terrestrial line-of-sight systems     Brazil (Federative Republic of)   204/3   2006-09-18
[ 140 ]  
 
Statistics of duration of Slant-Path rain attenuation events measured in Brazil     Brazil (Federative Republic of)   206/3   2006-09-18
[ 139 ]  
 
Contribution for the ITU-R data banks - Rainfall rate measurements in an equatorial region     Brazil (Federative Republic of)   201/3   2006-09-18
[ 138 ]  
 
Real time measurements of visibility and signal transmission in FOG and HAZE conditions in FAR- MID- and NEAR-IR free space optical links     Brazil (Federative Republic of)   228/3   2006-09-18
[ 137 ]  
 
Dynamic aspects of rainfall in equatorial Brazil     Brazil (Federative Republic of)   206/3   2006-09-18
[ 136 ]  
 
Information document - Specific attenuation calculations using drop shape data in rain and comparison with Recommendation ITU-R P. 838-3     United States of America   201/3   2006-09-18
[ 135 ]  
 
Proposed modification to Question ITU-R 201-2/3 - Radiometeorological data required for the planning of terrestrial and space communication systems and space research application     United States of America   201/3   2006-09-18
[ 134 ]  
 
Proposed modification to Recommendation ITU-R P.837-4 - Characteristics of precipitation for propagation modelling     China (People's Republic of)   201/3   2006-09-18
[ 133 ]  
 
Revision of Recommendation ITU-R P.1144-3 - Guide to the application of the propagation methods of Radiocommunication Study Group 3     Chairman, SG 3     2006-09-18
[ 132 ]  
 
Contribution to ITU-R data banks - Statistics of rain attenuation and rain fade event duration     Japan   201/3   2006-09-15
[ 131 ]  
 
Information related to Recommendation ITU-R P.530-11 - Characteristics of millimetre wave rain fade duration     Japan   204/3   2006-09-15
[ 130 ]  
 
Contribution to ITU-R DATA BANKS - Long-term Ka/Ku-band slant path rain attenuation and rain rate statistics     Japan   201/3   2006-09-15
[ 129 ]  
 
Proposed revision to Recommendation ITU-R P. 1407-2 - Multipath propagation and parameterization of its characteristics     Japan   203/3   2006-09-15
[ 128 ]  
 
Measurement of vegetation attenuation in 26 GHz band     Japan   202/3   2006-09-15
[ 127 ]  
 
Proposed revision to working document towards a PDNR on effects of building materials and structures on radiowave propagation above about 100 MHz - Uniform geometrical theory of diffraction (UTD) for a wedge obstacle     Japan   206/3, 211/3   2006-09-15
[ 126 ]  
 
Additional information for the working document towards a draft for a new Recommendation on rain dynamics - Parameters related to number of rain events and duration     Japan   201/3   2006-09-15
[ 125 ]  
 
Liaison statement to Working Parties 3M and 3J regarding the use of local data and the global reference model in Recommendation ITU-R P.676-6     N/A     2006-09-12
[ 124 ]  
 
Liaison statement to Working Party 3M - Application of Recommendation Itu-R P.1623 to the estimation of outage intensity performance for satellite digital paths     WP 4B   201/3   2006-09-08
[ 123 ]  
 
Distribution of signal levels of a MF ground wave in zone of service     Russian Federation   225/3   2006-09-08
[ 122 ]  
 
Change of a level of signals with distance in urban environment in MF-band     Russian Federation   225/3   2006-09-06
[ 121 ]  
 
Correction to Recommendation ITU-R P.526-9, Double Isolated Edges     LS telcom AG   202/3   2006-08-24
[ 120 ]  
 
Liaison statement to WP's 3J, 3K and 3M future status of Question ITU-R 122/9     WP 9A     2006-07-26
[ 119 ]  
 
Liaison statement to Working Parties 3J and 3M, copy to Working Party 1A and ITU-T Study Group 15 - Fixed service applications using frequency bands above 3 000 GHz     WP 9B     2006-07-24
[ 118 ]  
 
ITU-R Study Group 1 Questions to be brought to the attention of Working Parties 3J and 3M     BR, Study Group Department     2006-05-02
[ 117 ]  
 
Liaison statement to the Working Parties of 3K, 3J, 3M - Consideration of the statistical aspects of propagation predictions     WP 8B     2006-05-01
[ 116 ]  
 
Liaison statement to WPs 3J and 3M - Regarding the Matlab program for Recommendation ITU-R P.676 Annex 1 and the use of local data and global reference model in Recommendation ITU-R P.676-6     WP 4-9S     2006-03-22
[ 115 ]  
 
Numerical study of effects perturbation in propagation tropospherique, by a method of Fresnel zone     Congo (Republic of the)   202/3   2006-01-06
[ 114 ]  
 
Liaison statement to Working Parties 3J and 3M - Fixed service applications using frequency bands above 3 000 GHz     WP 9B     2005-12-22
[ 113 ]  
 
Liaison statement to Working Party 3J - Digital radio mondiale (DRM) local coverage using the 26 MHz band; possible contribution to Recommendation ITU-R P.372 (Radio noise)     WP 6E     2005-10-13
[ 112 ]  
+Ann.1-24 
Chairman's report - Meeting in Cleveland, USA (28 September - 7 October 2005)     Chairman, WP 3J     2005-10-11
[ 111 ]  
 
Final list of participants     Director, BR     2005-10-25
[ 110 ]  
 
Liaison statement to Working Parties 3J, 3K, 3M, 4A and 8B - Compatibility studies between aeronautical mobile telemetry systems and systems operating under primary radiocommunication services in 4 500-4 800 MHz and 5 925-6 700 MHz bands identified as candidates for further study     WP 1A     2005-10-04
[ 109 ]  
 
Liaison statement to WPs 3J, 3M, 4A, 7C, 7D, 8A, 8D, 8F and 9B - Bands between 275 and 3 000 GHz     WP 1A     2005-09-29
[ 108 ]  
 
Liaison statement to WPs 1A, 3J, 3K and 3M - Compatibility studies between aeronautical mobile telemetry systems and systems operating under primary radiocommunication services in 4 500-4 800 MHz and 5 925-6 700 MHz bands identified as candidates for further study     WP 8B     2005-09-29
[ 107 ]  
 
List of documents issued     BR Study Group Department     2005-09-21
[ 106 ]  
 
Measurements of light attenuation at 950 nm in dense fog comparison with KRUSE, KIM and ALNABOULSI models     France   201/3   2005-09-20
[ 105 ]  
 
Influence of rainfall on visible optical and infrared waves attenuation     France   201/3   2005-09-20
[ 104 ]  
 
Validation examples for Study Group 3 Earth-space propagation prediction methods     France   228/3   2005-09-20
[ 103 ]  
 
Contributions to databanks of SG 3 - The tables for vegetation attenuation for pine trees, fir trees, plane trees and meta trees in the frequency range of 1-6 GHz     Korea (Republic of)     2005-09-19
[ 102 ]  
 
Proposed amendments of Recommendation ITU-R P.833-5 - Enhancement of Ret model parameters of vegetation loss in the frequency range of 1-6 GHz     Korea (Republic of)   202/3   2005-09-19
[ 101 ]  
 
Proposed Preliminary Draft New Recommendation - Conversion of 1-minute rain rate statistics from various integration time data     Korea (Republic of)   201/3   2005-09-19
[ 100 ]  
 
Proposed revision to Recommendation ITU-R P.311 - New data table for cloud cover amount     Spain     2005-09-16
[ 99 ]  
 
Information paper - Man-made radio noise Recommendation ITU-R P.372     United Kingdom of Great Britain and Northern Ireland   214/3   2005-09-15
[ 98 ]  
 
Comment on cascaded knife edge model in Recommendation ITU-R P.526-9     United Kingdom of Great Britain and Northern Ireland   202/3   2005-09-15
Resultats:197 documents
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Mis à jour le : 2007-04-23