Unión Internacional de Telecomunicaciones   UIT
English  Français
 
Mapa Contáctenos Copia Imprimible
  Página principal : UIT-R : SG03 : Contribuciones  Nuevo -  Busque los documentos de la reunión
   
UIT-R SG03  C 

UIT-R SG03

Propagación de las ondas radioeléctricas

Resultados :111 documentos
Resultados :  1 - 2 - 3 - 4 - 5  - Siguiente Next
Contribuciones  Documents / Contributions
 
Número 
Fecha Origen Título Cuestiones
[ 111 ]  
 
2011-11-03 Chairman, SG 3   Summary Record of the meeting of Study Group 3 (Geneva, 27-28 October 2011)     N/A (no se aplica)  
[ 110 ]  
(Rev.1) 
2011-10-28 Director, BR   Final List of Participants - Study Group 3 (Geneva, 27-28 October 2011)     N/A (no se aplica)  
[ 109 ]  
 
2011-10-26 BR Study Group Department   List of documents issued     N/A (no se aplica)  
[ 108 ]  
 
2011-10-26 WP 3M   Draft new Handbook - Handbook on the selection and use of radio propagation models for interference prediction and ITU sharing studies     N/A (no se aplica)  
[ 107 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Recommendation ITU-R P.313-10 - Exchange of information for short-term forecasts and transmission of ionospheric disturbance warnings     213-2/3  
[ 106 ]  
 
2011-10-26 Chairman, WP 3M   Executive Report to Study Group 3     N/A (no se aplica)  
[ 105 ]  
 
2011-10-26 Chairman, WP 3J   Executive Report to Study Group 3     N/A (no se aplica)  
[ 104 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft revision of Recommendation ITU-R P.1853 - Tropospheric attenuation time series synthesis     N/A (no se aplica)  
[ 103 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft revision to Recommendation ITU-R P.617-1 - Propagation prediction techniques and data required for the design of trans-horizon radio-relay systems     205-1/3  
[ 102 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft revision of Recommendation ITU-R P.1409 - Propagation data and prediction methods required for the design of systems using high altitude platform stations at about 47 GHz     N/A (no se aplica)  
[ 101 ]  
 
2011-10-26 WP 3M   Draft revision of Resolution ITU-R 25-2 - Computer programs and associated reference numerical data for radiowave propagation studies     N/A (no se aplica)  
[ 100 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft revision of Recommendation ITU-R P.530-13 - Propagation data and prediction methods required for the design of terrestrial line-of-sight systems     204-4/3  
[ 99 ]  
 
2011-10-26 Chairman, WP 3K   Executive Report to Study Group 3     N/A (no se aplica)  
[ 98 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft revision of Recommendation ITU-R P.1817 - Propagation data required for the design of terrestrial free-space optical links     228-1/3  
[ 97 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft revision of Recommendation ITU-R P.682-2 - Propagation data required for the design of Earth-space aeronautical mobile telecommunication systems     207-4/3  
[ 96 ]  
(Rev.1) 
2011-10-26 WP 3M   Proposed new Question concerning propagation prediction models for airborne systems - Question ITU-R [XXX.X]/3 - Methods for the prediction of propagation path losses between an airborne platform and a satellite, ground terminal or another airborne platform     N/A (no se aplica)  
[ 95 ]  
(Rev.1) 
2011-10-26 WP 3M   Draft new Recommendation ITU-R P.[WRPM] - A general purpose wide-range terrestrial propagation model in the frequency range 30 MHz to 50 GHz     N/A (no se aplica)  
[ 94 ]  
(Rev.1-2) 
2011-10-26 WP 3K   Draft revision of Recommendation ITU-R P.1812-1 - A path-specific propagation prediction method for point-to-area terrestrial services in the VHF and UHF bands     203-4/3  
[ 93 ]  
 
2011-10-26 Chairman, WP 3L   Executive Report to Study Group 3 - Ionospheric propagation and radio noise     N/A (no se aplica)  
[ 92 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Recommendation ITU-R P.531-10 - Ionospheric propagation data and prediction methods required for the design of satellite services and systems     218-4/3  
[ 91 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Question ITU-R 213-2/3 - The short-term forecasting of operational parameters for trans-ionospheric radiocommunication and aeronautical radionavigation services     N/A (no se aplica)  
[ 90 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Question ITU-R 225-5/3 - The prediction of propagation factors affecting systems at LF and MF including the use of digital modulation techniques     N/A (no se aplica)  
[ 89 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Question ITU-R 230-1/3 - Prediction methods and models applicable to power line telecommunications systems     N/A (no se aplica)  
[ 88 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Question ITU-R 229-1/3 - Prediction of sky-wave propagation conditions, signal intensity, circuit performance and reliability at frequencies between about 1.6 and 30 MHz, in particular for systems using digital modulation techniques     N/A (no se aplica)  
[ 87 ]  
(Rev.1) 
2011-10-26 WP 3L   Draft revision of Question ITU-R 222-2/3 - Measurements and data banks of ionospheric characteristics and radio noise     N/A (no se aplica)  
Resultados :111 documentos
Resultados :  1 - 2 - 3 - 4 - 5  - Siguiente Next
 
Telecarga de múltiples documentos: Marcar las casillas correspondientes a los documentos seleccionados, a continuación pulsar "Telecargar"
   
 
Preferencias del usuario: 
Telecarga de múltiples documentos: Formatos e idiomas que hay que tener en cuenta (si están disponibles):
Páginas de navegación HTML  
Formatos  + Otros formatos
Idiomas (máximo 2)  + Multilingüe  
(E: inglés - F: francés - S: español - A: árabe - C: chino - R: ruso)

 

Comienzo de la página -  Comentarios -  Contáctenos -  Copyright © UIT 2008 Reservados todos los derechos
Contacto público :  Coordenador de Web UIT-R
Actualizado el : 2012-03-20