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UIT-R SG03

Propagation des Ondes Radioélectriques

Resultats:135 documents
Résultats :  Précédent -  1 - 2 - 3
Contributions  Documents / Contributions
 
Numéro 
Titre Source AI/Question
Date
[ 35 ]  
 
Draft revision of Recommendation ITU-R P.1411-10 - Propagation data and prediction methods for the planning of short-range outdoor radiocommunication systems and radio local area networks in the frequency range 300 MHz to 100 GHz     WP 3K     2021-07-01
[ 34 ]  
 
Draft revision of Recommendation ITU-R P.1238-10 - Propagation data and prediction methods for the planning of indoor radiocommunication systems and radio local area networks in the frequency range 300 MHz to 450 GHz     WP 3K     2021-07-01
[ 33 ]  
(Rev.1) 
Draft revision of Recommendation ITU-R P.1812-5 - A path specific propagation prediction method for point-to-area terrestrial services in the VHF and UHF bands     WP 3K     2021-07-01
[ 32 ]  
 
Draft editorial amendment of Recommendation ITU-R P.841-6 conversion of annual statistics to worst-month statistics     WP 3J     2021-07-01
[ 31 ]  
 
Draft revision of Recommendation ITU-R P.833-9 - Attenuation in vegetation     WP 3J     2021-07-01
[ 30 ]  
 
Draft revision to Recommendation ITU-R P.1407-7 - Multipath propagation and parameterization of its characteristics     WP 3J     2021-07-01
[ 29 ]  
 
Draft revision of Recommendation ITU-R P.527-5 - Electrical properties of the surface of the Earth     WP 3J     2021-07-01
[ 28 ]  
 
Draft revision to Recommendation ITU-R P.2040-1 - Effects of building materials and structures on radiowave propagation above about 100 MHz     WP 3J     2021-07-01
[ 27 ]  
 
Draft editorial amendment to Recommendation ITU-R P.836-6     WP 3J     2021-07-01
[ 26 ]  
 
Draft editorial amendment of Recommendation ITU-R P.676-12 - Attenuation by atmospheric gases and related effects     WP 3J     2021-06-30
[ 25 ]  
 
Liaison statement on work related to environment energy efficiency and the circular economy and new areas of study     ITU-T SG5     2021-06-02
[ 24 ]  
 
Liaison statement to relevant parties - Proposed suppression of the Compendium of ITU's work on Emergency Telecommunications     WP 5A     2021-05-17
[ 23 ]  
 
Draft editorial amendment to Recommendation ITU-R P.1546-6     WP 3K     2021-04-29
[ 22 ]  
 
Draft editorial amendment to Recommendation ITU-R P.1812-5     WP 3K     2021-04-29
[ 21 ]  
 
Summary record of the meeting of Study Group 3 (e-Meeting, 21 August 2020)     Chairman, SG 3     2020-08-21
[ 20 ]  
 
Final list of participants - Study Group 3 (E-meeting, 21 August 2020)     Director, BR     2020-08-21
[ 19 ]  
 
List of documents issued (Documents 3/1 - 3/19)     BR Study Groups Department     2020-08-21
[ 18 ]  
 
Executive Report from Working Party 3M to Study Group 3     Chairman, WP 3M     2020-08-20
[ 17 ]  
 
Executive Report from Working Party 3L to Study Group 3 - Ionospheric Propagation and Radio Noise - Virtual, 20 August 2020     Chairman, WP 3L     2020-08-20
[ 16 ]  
 
Executive Report from Working Party 3K to Study Group 3     Chairman, WP 3K     2020-08-20
[ 15 ]  
 
Executive Report from Working Party 3J to Study Group 3     Chairman, WP 3J     2020-08-20
[ 14 ]  
(Rev.1) 
Draft editorial amendment to Recommendation ITU-R P.528-4 - A propagation prediction method for aeronautical mobile and radionavigation services using the VHF, UHF and SHF bands     WP 3K     2020-08-20
[ 13 ]  
 
Draft revision to Report ITU-R P.2345-1 - Propagation model for Recommendation ITU-R P.528-3     WP 3K     2020-08-20
[ 12 ]  
 
Draft editorial amendment of Recommendation ITU-R P.833-9 - Attenuation in vegetation     WP 3J     2020-08-20
[ 11 ]  
 
Draft editorial amendment of Recommendation ITU-R P.676-12 - Attenuation by atmospheric gases and related effects     WP 3J     2020-08-20
[ 10 ]  
 
Draft editorial amendment of Recommendation ITU-R P.834-9 - Effects of tropospheric refraction on radiowave propagation:- The tropospheric excess path length for Earth-space paths     WP 3J     2020-08-20
[ 9 ]  
 
Draft editorial amendment to Recommendation ITU-R P.835-6 - Reference Standard Atmospheres     WP 3J     2020-08-20
[ 8 ]  
 
Liaison statement to ITU-R Study Group 3 - Recommendation ITU-R P.341-7 - The concept of transmission loss for radio links     CCT     2020-07-21
[ 7 ]  
 
Liaison statement to Radiocommunication Study Groups and Working Parties (copy for information to ITU-T and ITU-D Study Groups)     Chairman, CCV     2020-07-14
[ 6 ]  
 
Outcome of the sixteenth meeting of the Chairmen and Vice-Chairmen of the Radiocommunication Study Groups, Working Parties and other Subordinate Groups     Director, BR     2020-06-25
[ 5 ]  
 
Information from the Radiocommunication Assembly 2019 on the potential impact of unintentional electromagnetic energy generated by electrical or electronic apparatus     Director, BR     2020-02-25
[ 4 ]  
 
Liaison statement on information WTSA-20 preparation     ITU-T SG5     2020-02-24
[ 3 ]  
 
Question ITU-R 77-8/5 - Consideration of the needs of developing countries in the development and implementation of IMT     SG 5   Q77/5   2019-12-05
[ 2 ]  
 
Documents to be carried over from the 2015-2019 study period     SG 3     2019-11-07
[ 1 ]  
(Rev.4) 
Assignment of texts to the Study Group 3 Sub-Groups     SG 3     2019-11-07
Resultats:135 documents
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Mis à jour le : 2023-10-12