This document discusses the history and development of television distribution in India. It notes that terrestrial broadcasting was initially limited to 50 km, but cable TV expanded access in 1991. Satellite-based TV transmission also proved successful in providing both national and international channels. In 2003, DD launched the first DTH services in India, requiring set-top boxes. Later, many private companies also launched DTH services. The document then covers television genres, elements, transmission bands, coding standards, and social objectives of television.

1. SATELLITE TV & DTH
Dr. J. JANARDHAN

2. TELEVISION DISTRIBUTION
 Terrestrial broadcasting was the first kind of distribution
 Its was limited to 50 Km only
 Delhi and its neighbouring states were able to grab
 Cable TV made its appearance in 1991
 Bombay skyscrapers and cooperative housing societies in the
sub-urban
 Satellite based TV transmission proved to be successful
 It gave us access to both national and International channels

3. TELEVISION DISTRIBUTION
 In 2003, DD launched Direct-to-Home (DTH) services in
India
 Set-top box is mandatory to receive the signals
 Later, ZEE TV, Star TV, Dish TV and Tata Sky and several
other corporate companies launched same services

4. TELEVISION DISTRIBUTION
 In 2007, TRAI made CAS (Conditional Access System)
 In 2009, HITS (Headend-in-the Sky) mode launched to for TV
content in India
 HITS delivers the content to MSOs
 HDTV is supreme distribution technology in TV content
 Mobile TV, IPTV, Digital terrestrial television

5. TELEVISION GENRES
 Television News
 Current Affairs
 News trends
 Advertising in the news
 Spoofs on the news
 TV Documentaries
 Talk Shows
 Children Programmes
 Talent Hunt shows
 Religious Programmes
 Soap Operas

6. ELEMENTS OF TELEVISION
 Image Source
 Sound Source
 Transmitter (TV Channel)
 Receiver (TV Set)
 Display Device
 Sound Device

7. TV TRANSMISSION BANDS
 TV is transmitted on various bands
 It vary by country
 Band-I: do not have enough bandwidth
 Band-II: it can able to carry audio signals
 Band III, IV & V- these can carry both audio and video signals
 Most of the TV signals having 4MHz of bandwidth
 In USA- Band-III to V are used

8. TV TRANSMISSION BANDS
 VHF-Very high frequencies are channels (2to 13)
 UHF (Ultra high frequencies) includes 14 to 83 channels
 High Bands behaves like light waves
 NTSC (National Television Standard Committee) states video signals must
have 525 lines/second
 NTSC make easy for all TV sets to pick up same signals

9. CODE OF ETHICS
 I& B ministry & advertisers recommended code of ethics
 Programmes be slotted into three categories
Universal (U), Under Parental Guidance (U/A), Adult (A)
 Content Code provides list of themes
Crime and Violence
Obscenity and Nudity
Drug, smoking, tobacco and alcohol
Libel and Defamation
Religion and Community
Harm and Offence
Advertisements and General restriction

10. SOCIAL OBJECTIVES
 Act as catalyst for social change
 To promote national integrity
 To stimulate scientific temper
 To educate on population control and family welfare
 To provide agriculture information
 To promote environmental balance
 To highlight social welfare
 To promote games, sports, art and culture

11. Thank You