International Telecommunication Union � ITU
Fran�ais� Espa�ol
�
Site map Contact us Print version
� Home : ITU-R : Publications : Recommendations : SM�Series : SM.856
Recently posted�-� Search Recommendations
� �
SM.856�:�New spectrally efficient techniques and systems �

Recommendation SM.856

Approved in 1997-03

Managed by R00-SG01

Main
Number
 Title Status Questions
SM.856-1 (03/97)
� 		New spectrally efficient techniques and systems � In force (Main)
 N/A �
�
�
Previous versions
Number
 Title Status Questions
SM.856-0 (03/92)
� 		Use of interference cancellers, screens and adaptive antennas � Superseded
N/A �

�

Top�-� Feedback�-� Contact us�-� Copyright � ITU�2008�All Rights Reserved
Contact for this page :� ITU-R Web coordinator
Updated :�2020-06-03		 �