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Launch for First Digital Terrestrial
Datacasting Service
Consumers can now access more information services on free-to-air
digital television with Broadcast Australia’s launch of Australia’s
first full datacasting service.
The new service, ‘Digital Forty Four Datacast on 44’,
showcases the potential of datacasting under a three-year, Federal
Government-endorsed trial. Digital Forty Four, which is the generic
name for a suite of datacasting services that can be found on a
number of digital channels starting with the prefix ‘4’,
was officially unveiled by Hon. John Della Bosca MLC, NSW Special
Minister for State, Minister for Commerce and Minister for Industrial
Relations.
Broadcast Australia is providing the technology and delivery platform
for the Digital Forty Four service. Datacasting content is being
provided by third parties.
“This trial will demonstrate that free-to-air digital television
and datacasting provide a very effective way to deliver large amounts
of information to anyone with a TV set and a digital set top box.
Not only is digital datacasting free to receive, it can carry high
definition signals and be tailored for local audiences,” said
Graeme Barclay, Managing Director of Broadcast Australia.
Datacasting is a new technique that allows the broadcasting of text,
audio and video content over digital TV spectrum. It promises to
greatly expand the range and variety of free-to-air content available
to consumers through their TV sets as more households embrace digital
television.
The current trial is being conducted in Sydney only and initially
features six information services: a video program guide listing
current programs on all free-to-air digital TV channels; news, sport,
weather from the ABC; real-time traffic, coast watch and other community
information from the NSW State Government; EXPO shopping; SportsTAB;
and audio broadcasts of Federal Parliament.

Viewers can find Digital Forty Four by going to channel 44 on
their free-to-air digital TV service. 44 is a ‘home page’
that lists the full range of datacasting services available through
Digital Forty Four. Consumers need a digital TV or digital set-top
box to view the service, which is available now.
Broadcast Australia is seeking to expand the number and range of
third-party content on Digital Forty Four and expects to announce
more services this year. It plans to incorporate interactive programs
once interactive set-top boxes become available on the Australian
market over the next six months. Broadcast Australia is also interested
in specialist applications such as the delivery of Internet and
specific information to closed user groups and PDA users via datacasting.
“We believe that many of the services that have been pioneered
on the web will thrive in the datacasting environment,” said
Mr Barclay. “This is because the cost of distribution, and
the cost to receive content, is far lower per person using the free-to-air
digital television system compared to traditional Internet.
“Our goal is to create a new point of differentiation, in
this case additional new services, for the digital terrestrial television
platform that will encourage the viewing public to convert from
analogue to digital,” said Mr Barclay. “It is too early
to say what the likely outcome of the trial will be but we expect
to see greater awareness of and attraction to digital television
among consumers. We also expect content providers to become more
aware of the commercial possibilities offered by datacasting.”
Datacasting is different from ‘traditional’ television
because programming is limited to certain forms of content, focusing
on information and educational programmes. Broadcast Australia’s
datacasting platform also employs new techniques including extensive
use of the Internet Protocol (IP) in sourcing and handling content
and straight-through processing of programming from content providers.
This ensures Broadcast Australia’s datacasting platform is
efficient and flexible, and ready for interactivity.
Broadcast Australia was awarded a three-year licence to transmit
datacasting services in the Sydney metropolitan area by the Australian
Broadcasting Authority in October 2003. The licence was issued following
the Federal Government’s December 2002 decision to encourage
the development of datacasting. Each content provider using Broadcast
Australia’s Digital Forty Four platform also holds a datacasting
licence.
Digital Forty Four Datacast on 44 is broadcast on UHF Channel 35
from Broadcast Australia’s transmission facility at Gore Hill.
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