Digital terrestrial television

File:Digital terrestrial television standards.svg

DTT standards by country.

Digital terrestrial television (DTTV or DTT, or DTTB with "broadcasting") is digital television sent by radio waves over the air (terrestrial television). It has replaced analog television in countries that have ended their digital television transition.

There are four main standards for sending this type of television:

• DVB-T and DVB-T2
• ATSC and ATSC 3.0
• ISDB-T
• DTMB

Digital Terrestrial Television Media

• Mount Zhentou.jpg

  DTT transmitters located at Mount Zhentou in Tainan, Taiwan

• Siaran digital in Indonesia.jpg

  Digital terrestrial TV antenna used in Indonesia

• Digital broadcast standards.svg

  DTT broadcasting systems by country

• Digital TV two UHF anntena.jpg

  Two digital terrestrial television receiving antenna on the roof, upper antenna facing Tokyo Tower and lower one to another Local Television Stations in Kantō Plain of Japan until Tokyo Skytree operates. (For ISDB-T system)

• Simple ISDB-T tuner.jpg

  Simple and low cost ISDB-T Set-top box (tuner) with remote control

• Analog television ends operations in the country of Japan.jpg

  Analog television shut down in Japan at noon. All television stations broadcast a blue information screen that displayed one or more telephone numbers for digital television inquiries on the day of the shutdown until the transmitters shut off at midnight.