International Telecommunication Union

THE INTERNATIONAL TELECOMMUNICATION UNION
The ITU Radiocommunication Sector specializes in facilitating international collaboration to ensure the rational, equitable, efficient and economical use of the radio-frequency spectrum and satellite orbits by holding World and Regional Radiocommunication Conferences to expand and adopt Radio Regulations and Regional Agreements covering the use of the radio-frequency spectrum; establishing ITU-R Recommendations, developed by ITU-R Study Groups, on the technical characteristics and operational procedures for radiocommunications services and systems;...