Uni�n Internacional de Telecomunicaciones UIT
EnglishFran�ais
Mapa Cont�ctenos Copia Imprimible
P�gina principal : UIT-R : WP4A : Contribuciones� Nuevo�-� Busque los documentos de la reuni�n
UIT-R�WP4A� C�

UIT-R�WP4A

Utilizaci�n eficaz de la �rbita y del espectro

Resultados :7 documentos
Contribuciones �[�Origen:�WP 4-9S�]���Documents / Contributions

N�mero
T�tulo Origen Fecha
[ 431 ]
Liaison statement to ITU-R Working Party 1B on the study of software defined radio and cognitive radio systems in Working Party 1B � WP 4-9S 2007-06-29
[ 328 ]
Liaison statement to WP 4A - Sharing between non-geostationary-satellite systems in the fixed-satellite service using highly inclined orbits and stations in the fixed service in the 17.7-19.7 GHz band � WP 4-9S 2006-03-22
[ 272 ]
(Rev.1)
Liaison statement to WP 4A - Steps that may be taken for frequency sharing between bidirectional FSS networks comprising ubiquitously deployed earth stations � WP 4-9S 2005-12-02
[ 270 ]
Liaison statement to the Working Party of the Special Committee and to Working Party 4A for information - WRC-07 Agenda item 1.12 - Footnote 5.538 � WP 4-9S 2005-11-23
[ 128 ]
Liaison statement to Working Party 4A - Request for clarification on the assumptions used to derive the number of active HIO satellites operating in the 17.7-19-7 GHz frequency band � WP 4-9S 2004-10-11
[ 22 ]
Liaison statement to WP 4A - Request for comments on a preliminary draft revision of Recommendation ITU-R SF.1649 � WP 4-9S 2004-02-18
[ 21 ]
Liaison statement to WP 4A - Request for additional information on the characteristics of fixed-satellite service systems using highly inclined orbits in the 18 GHz band � WP 4-9S 2004-02-18
Resultados :7 documentos
Telecarga de m�ltiples documentos:�Marcar las casillas correspondientes a los documentos seleccionados, a continuaci�n pulsar "Telecargar"

Preferencias del usuario:
Telecarga de m�ltiples documentos:�Formatos e idiomas que hay que tener en cuenta (si est�n disponibles):
P�ginas de navegaci�n HTML
Formatos �+�Otros formatos
Idiomas (m�ximo 2) �+�Multiling�e �
(E: ingl�s - F: franc�s - S: espa�ol - A: �rabe - C: chino - R: ruso)

Comienzo de la p�gina�-� Comentarios�-� Cont�ctenos�-� Copyright � UIT�2008�Reservados todos los derechos
Contacto p�blico :� Coordenador de Web UIT-R
Actualizado el :�2025-1-9