DirectToHome
Direct-to-home, commonly abbreviated as DTH, is a method of delivering television programming by satellite directly to a home dish and set-top box, bypassing local cable or terrestrial networks. Signals are transmitted from a broadcast satellite in geostationary orbit to a dish installed at the viewer’s premises, where a low-noise block downconverter (LNB) and a receiver decode the signal for display on a television. DTH systems typically use digital video formats and a conditional access system to control subscriber access. Viewers subscribe to a bouquet of channels from a service provider; packages commonly include standard-definition and high-definition channels, with growing availability of 4K content in many markets.
Deployment and reach: DTH became commercially widespread from the 1990s onward as a scalable alternative to
Advantages and limitations: DTH provides broad channel choice and independence from local cable networks; it requires
Regulation and market: DTH services are typically licensed and regulated by national communications authorities, with rules