Union Internationale des T�l�communications UIT
EnglishEspa�ol
Plan du site Contactez-nous Copie Imprimable
Page d'accueil : UIT-R : SG07 : Contributions� Ajout�s r�cemment�-� Recherche de documents de r�union
UIT-R�SG07� C�

UIT-R�SG07

Services scientifiques

Resultats:14 documents
Contributions �[�Source:�WP 7D�]���Documents / Contributions

Num�ro
Titre Source AI/Question
Date
[ 145 ]
Draft new Report ITU-R RA.[RQZ] - Characteristics of radio quiet zones (RQZs) � WP 7D 2011-10-20
[ 126 ]
(Rev.1)
Draft revision of Recommendation ITU-R RA.1417 - A radio-quiet zone in the vicinity of the L2 Sun-Earth Lagrange point � WP 7D 147/7 2010-10-08
[ 125 ]
Draft new Question ITU-R XXX - Parameters needed for the registration of distributed radio astronomy systems � WP 7D 2010-10-08
[ 124 ]
Draft new Report ITU-R RA.[DTV] - The transition to digital television and its impact on the unprotected use by the radio astronomy service of bands used for terrestrial television broadcasting � WP 7D 2010-10-08
[ 112 ]
Executive Report on the June 2010 meeting of Working Party 7D � Chairman, WP 7D 2010-09-23
[ 95 ]
Draf new Report ITU-R RA.[THZ-SHARE] - Sharing between the radio astronomy service and active services in the frequency range 275-3 000 GHz � WP 7D 2010-06-17
[ 92 ]
Draft new Report ITU-R RA.[Damaging Levels] - PFD and e.i.r.p. levels potentially damaging to radio astronomy receivers � WP 7D 2010-06-17
[ 72 ]
(Rev.1)
Draft new Recommendation ITU-R RA.[1-3 THz] -Preferred frequency bands for radio astronomical measurements in the range 1-3 THz � WP 7D 145/7 2009-09-14
[ 66 ]
(Rev.1)
Draft revision of Recommendation ITU-R RA.1237 - Protection of the radio astronomy service from unwanted emissions resulting from applications of wideband digital modulation � WP 7D 145/7 2009-09-11
[ 64 ]
Draft revision of Question ITU-R 230/7 - Preferred frequency bands and protection criteria for radio astronomy measurements in space � WP 7D 230/7 2009-09-10
[ 59 ]
Executive Report on the February 2009 Meeting of Working Party 7D � Chairman, WP 7D 2009-08-25
[ 49 ]
(Rev.1)
Draft new Report ITU-R RA.[THz] - Astronomical use of frequency band 50-350 THz and coexistence with other applications � WP 7D 235/7 2009-03-18
[ 8 ]
Draft revision of Recommendation ITU-R RA.1237.1* - Protection of the radio astronomy service from unwanted emissions resulting from applications of wideband digital modulation � WP 7D 145/7 2008-04-22
[ 6 ]
Draft new Report - Supplementary information on the detrimental threshold levels of interference to radio astronomy observations in Recommendation ITU-R RA.769 � WP 7D 145/7 2008-04-21
Resultats:14 documents
T�l�chargement de multiples documents:�Cocher les cases correspondant aux documents s�lectionn�s, puis appuyer sur "T�l�charger"

Pr�f�rences utilisateur:
T�l�chargement de multiples documents:�Formats et langues � prendre en compte (si disponibles):
Pages de navigation HTML
Formats �+�Autres formats
Langues (maximum 2) �+�Multilingue�
(E: Anglais - F: Fran�ais - S: Espagnol - A: Arabe - C: Chinois - R: Russe)

D�but de page�-� Commentaires�-� Contactez-nous�-� Droits d'auteur � UIT�2008�Tous droits r�serv�s
Contact pour cette page :� Coordinateur du Web UIT-R
Mis � jour le :�2025-1-9