The amount of data that can be transmitted (and therefore the number of channels) is directly affected by channel capacity and the modulation method of the transmission.

ISDB-TSB – Integrated Services Digital Broadcasting-Terrestrial Sound Broadcasting – (System F)ĭTT transmitters located at Mount Zhentou in Tainan, TaiwanĭTT is transmitted using radio frequencies through terrestrial space in the same way as the former analog television systems, with the primary difference being the use of multiplex transmitters to allow reception of multiple services (TV, radio stations or data) on a single frequency (such as a UHF or VHF channel).

ISDB-T – Integrated Services Digital Broadcasting Terrestrial (System C).

DVB-T/ DVB-T2 – Digital Video Broadcasting Terrestrial (System B).

DVB-H – Digital Video Broadcasting Handheld.ATSC-M/H – Advanced Television Systems Committee Mobile & Handheld.ATSC DTV – Advanced Television Standards Committee (System A).The advantages of digital terrestrial television are similar to those obtained by digitising platforms such as cable TV, satellite, and telecommunications: more efficient use of limited radio spectrum bandwidth, provision of more television channels than analog, better quality images, and potentially lower operating costs for broadcasters (after the initial upgrade costs).ĭifferent countries have adopted different digital broadcasting standards the major ones are: Test broadcasts began in 1998 with the changeover to DTTV (aka Analog Switchoff (ASO), or Digital Switchover (DSO)) beginning in 2006 and is now complete in many countries. DTTV is a major technological advance over the previous analog television, and has largely replaced analog which had been in common use since the middle of the 20th century.

List of digital television broadcast standardsĭigital terrestrial television ( DTTV or DTT, or DTTB with 'broadcasting') is a technology for terrestrial television in which land-based (terrestrial) television stations broadcast television content by radio waves to televisions in consumers' residences in a digital format.

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