Satellite radio
BROADCASTING-SATELLITE SERVICE
Car Satellite Radio; Satellite Radio; Digital satellite radio; Digital Satellite Radio; Subscription radio; History of satellite radio
Satellite radio is defined by the International Telecommunication Union (ITU)'s ITU Radio Regulations (RR) as a broadcasting-satellite service. The satellite's signals are broadcast nationwide, across a much wider geographical area than terrestrial radio stations, and the service is primarily intended for the occupants of motor vehicles.