Prasar Bharati is a statutory autonomous body established under the Prasar Bharati Act and came into existence on 23.11.1997. It is the Public Service Broadcaster of the country. The objectives of public service broadcasting are achieved in terms of Prasar Bharati Act through All India Radio and Doordarshan, which earlier were working as media units under the Ministry of I&B and since the above said date became constituents of Prasar Bharati.
Doordarshan (Hindi: दूरदर्शन; literally Faraway Vision) is the public television broadcaster of India and a division of Prasar Bharati, a public service broadcaster nominated by the Government. It is one of the largest broadcasting organizations in the world in terms of the infrastructure of studios and transmitters. Recently, it has also started Digital Terrestrial Transmitters. On September 15 2009, Doordarshan celebrated its 50th anniversary.
All India Radio (abbreviated AIR), officially known as Akashvani (Devanagari), is the radio broadcaster of India and a division of Prasar Bharati. Established in 1936  it is the sister service of Prasar Bharati's Doordarshan, the national television broadcaster, today.
All India Radio is one of the largest radio networks in the world. The headquarters is at the Akashvani Bhavan, New Delhi. Akashvani Bhavan houses the drama section, the FM section and the National service. The Doordarshan Kendra (Delhi) is also located on the 6th floor of Akashvani Bhavan.