Doordarshan is an Indian public service broadcaster founded by the Government of India, owned by the Ministry of Information and Broadcasting and one of Prasar Bharati's two divisions. One of India's largest broadcasting organisations in studio and transmitter infrastructure, it was established on 15 September 1959. Doordarshan, which also broadcasts on digital terrestrial transmitters, provides television, radio, online and mobile service throughout metropolitan and regional India and overseas.
The Indian National Satellite System or INSAT, is a series of multipurpose geostationary satellites launched by ISRO to satisfy the telecommunications, broadcasting, meteorology, and search and rescue operations. Commissioned in 1983, INSAT is the largest domestic communication system in the Indo-Pacific Region. It is a joint venture of the Department of Space, Department of Telecommunications, India Meteorological Department, All India Radio and Doordarshan. The overall coordination and management of INSAT system rests with the Secretary-level INSAT Coordination Committee.
The television industry in India is very diverse and produces thousands of programs in many of the Indian languages. More than half of all Indian households own a television. As of 2016, the country had over 857 channels of which 184 were pay channels. The Hindi, Telugu and Tamil language television industries are by far the largest television industries in India.
DD Free Dish is an Indian free-to-air satellite television provider. DD Free Dish DTH service is owned and operated by Public Service Broadcaster Prasar Bharati. It was launched in December, 2004. In March 2022, It has a reach of over 43 million households which is more than 25% of the total TV households in the country. DD Free Dish earns by selling slots to private broadcasters through e-auctions.
The GSAT satellites are India's indigenously developed communications satellites, used for digital audio, data and video broadcasting. As of 5 December 2018, 20 GSAT satellites of ISRO have been launched out of which 14 satellites are in service.
Gyan Vani is an educational FM radio station in several cities of India.
DD-Girnar previously known as DD-10 GUJARATI is the Gujarati language channel of India's national broadcaster, Doordarshan. It is broadcast out of studios at Doordarshan Kendra (Center) in Ahmedabad in Gujarat State.
DD Saptagiri previously known as DD-8 is a state-owned television channel telecasting in the Telugu language from a studio at Doordarshan Kendra Vijayawada, Andhra Pradesh, India. The studio was inaugurated by the Chief Minister of Andhra Pradesh, Shri N. Chandrababu Naidu, on 27 September 2014.
Tata Play is an Indian direct broadcast satellite (DTH) service provider using MPEG-4 digital compression technology, transmitting using INSAT-4A and GSAT-10 satellite. Incorporated in 2005; it currently offers a total of 601 channels, 495 SD channels and 99 HD channels and services, along with many other value added services. As of March 2020, according to TRAI Tata Play serves 22 million subscribers which is 33.37% of total DTH users in India. Tata Play is the largest DTH service provider in India.
Sun Direct is an Indian direct broadcast satellite service provider. Sun Direct was launched in December 2007. It transmits digital satellite television and audio to households in India. Sun Direct uses MPEG-4 digital compression, transmitting HD Channels on GSAT-15 at 93.5°E and SD Channels on MEASAT-3 at 91.5°E. Sun Direct currently offers total 465 channels and services, along with many other active services. It is the first and No.1 service provider to launch HD Counterpart.
The Master Control Facility (MCF) is a facility set up by the Indian Space Research Organisation (ISRO) in the city of Hassan in the Indian state of Karnataka. Established in 1982, this facility is responsible for monitoring and controlling geostationary and geosynchronous satellites launched by ISRO. This was the only Master Control Facility of ISRO till another one was established in Bhopal in 2005.
DD Chennai, formerly known as DD Madras, is a state-owned television channel telecasting from Doordarshan Kendra, Chennai.
DD Bharati is a state owned TV channel telecasting from Doordarshan Kendra, Delhi. It telecasts various cultural programmes and is dedicated to show India's vast culture and traditions.
INSAT-4A was the first one in the INSAT-4 Satellites series, providing services in the Ku and C band frequency bands. At the time of launch, it was the heaviest satellite India had produced. The Ku transponders cover the Indian main land and C-Band transponders cover an extended area. It has a dozen Ku transponders and another dozen of C-band transponders. This spacecraft was placed at 83°E along with INSAT-2E and INSAT-3B, by Ariane launch vehicle (ARIANE5-V169).
INSAT-4CR was a communications satellite operated by ISRO as part of the Indian National Satellite System. Launched in September 2007, it replaced the INSAT-4C satellite which had been lost in a launch failure the previous year. The satellite was initially stationed in geostationary orbit at a longitude of 74 degrees east, with expected operational life of at least ten years, however this may have been reduced by the underperformance of the Geosynchronous Satellite Launch Vehicle which placed it into orbit. INSAT-4CR is planned to be replaced by GSAT-31, which was launched on February 6, 2019.
INSAT-4E, also known as GSAT-6, is a member of the INSAT family and is a multimedia communication satellite that will offer a Satellite Digital Multimedia Broadcasting (S-DMB) service across several digital multimedia terminals or consoles which can be used to provide information services to vehicles on the fly and to the mobile phones. The satellite can be used for other social and strategic applications.
GSAT-7 or INSAT-4F is a multi-band military communications satellite developed by the Indian Space Research Organisation. The Indian Navy is the user of the multi-band communication spacecraft, which has been operational since September 2013. According to defense experts, the satellite will enable the navy to extend its blue water capabilities and stop relying on foreign satellites like Inmarsat, which provide communication services to its ships.
DD Gyan Darshan 2 is a state owned television channel telecasting from Doordarshan.
