The role of the Radiocommunication Sector is to ensure the rational, equitable, efficient and economical use of the radiofrequency spectrum by all radiocommunication services, including satellite services, and carry out studies without limitof frequency range on the basis of which Recommendations are adopted.
ITU-R BO.1774-2-2015 history
2015ITU-R BO.1774-2-2015 Use of satellite and terrestrial broadcast infrastructures for public warning@ disaster mitigation and relief