The role of the Radiocommunication Sector is to ensure the rational, equitable, efficient and economical use of the radio-frequency spectrum by all radiocommunication services, including satellite services and carry out studies without limit of frequency range onthe basis of which Recommendations are adopted.
ITU-R SM.SERIES-1995 Referenced Document
ITU-R SM.1049-1 Method of Spectrum Management to Be Used for Aiding Frequency Assignment for Terrestrial Services in Border Areas
ITU-R SM.1051-1 Priority of Identifying and Eliminating Radio Interference in the Band 406-406.1 MHz
ITU-R SM.1131 Factors to Consider in Allocating Spectrum on a Worldwide Basis
ITU-R SM.1138 Determination of necessary bandwidths including examples for their calculation and associated examples for the designation of emissions*， 2019-10-01 Update