2. TELEVISION DISTRIBUTION
Terrestrial broadcasting 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-urbans
Satellite based TV transmission proved to be successful
Satellite TV 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)
Later, HITS (Headend-In-The Sky) mode launched to for TV
content in India
HITS delivers the content to MSOs LCO
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
In USA- Band-III to V are used
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
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 COE
Programmes be slotted into three categories
Universal (U)
Under Parental Guidance (U/A)
Adult (A)
1. Content Code provides list of themes
2. Crime and Violence
3. Sex Obscenity and Nudity
4. Drug, smoking, Tobacco and Alcohol
5. Libel and Defamation
6. Religion and Community
10. CODE OF ETHICS
7. Harm and Offence
8. Advertisements and General restriction
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 agri. Information
To promote environmental balance
To highlight social welfare
To promote games, sports, arts and culture