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Topic: Digital terrestrial


In the News (Fri 1 Jan 10)

  
  Digital terrestrial television - Wikipedia, the free encyclopedia
Digital Terrestrial Television (DTTV or DTT) is an implementation of digital technology to provide a greater number of channels (SDTV) and/or better quality of picture (EDTV, HDTV) and sound (AC3, Dolby Digital) through a conventional antenna (or aerial) instead of a satellite dish or cable connection.
The DVB-T standard is not used for terrestrial digital television in North America.
The analogue broadcasts ceases soon after the digital ones are started, and Berlin became completely digital on 4 August 2003.
en.wikipedia.org /wiki/Digital_terrestrial_television   (941 words)

  
 Digital television - Wikipedia, the free encyclopedia
Digital television (DTV) is a telecommunication system for broadcasting and receiving moving pictures and sound by means of digital signals, in contrast to analog signals in analog (traditional) TV.
It uses digital modulation data, which is digitally compressed and requires decoding by a specially designed television set or a standard receiver with a set-top box.
In the United Kingdom the switch-off of all analogue terrestrial TV broadcasts is scheduled to begin in 2008 region by region.
en.wikipedia.org /wiki/Digital_television   (1384 words)

  
 Encyclopedia :: encyclopedia : Digital television   (Site not responding. Last check: 2007-10-31)
Digital terrestrial television (DTT) is in the process of deployment in a number of countries.
Today most viewers receive digital television via a set-top box, which decodes the digital signals into signals that analog televisions can understand, but a slowly growing number of TV sets with integrated receivers are already available.
Digital teletext is supposed to provide interactive services, but for this a separate "return path", such as a telephone line or Internet connection, is required.
www.hallencyclopedia.com /Digital_television   (1658 words)

  
 Feature Article
For digital television transmission to be receivable using a normal antenna, they must lie within the same UHF band as the analog signals, and they must co-exist for a number of years, until the analog system can be closed down.
Considering interference from the digital transmission onto the existing analog ones, the digital signal appears as random noise to the analog TV and so, in an area of full-strength analog transmissions it is lost in the normal, lively, active image that makes up the TV picture.
Terrestrial delivery is more suitable to the multi-receiver situation since a normal UHF feed to the location of each TV and STB is all that is needed, so there is no cable interface or dish-control signal to worry about.
www.hometheaterhifi.com /volume_9_1/feature-article-digital-terrestrial-tv-uk-2-2002.html   (2241 words)

  
 O'Reilly -- Digital TV without the Subscription
The word terrestrial is used to refer to traditional land-based antenna broadcasts, as opposed to cable or satellite television.
Terrestrial digital TV broadcasts have a whole new set of standards, defined by the Advanced Television Systems Committee (ATSC).
Digital channel numbers consist of a main channel number and a subchannel identifier, usually written with either a dash (2-1) or a dot (9.1).
oreillynet.com /pub/a/oreilly/digitalmedia/2004/10/14/digital_tv.html   (1978 words)

  
 TechOnLine - Digital Television Terrestrial Broadcasting Primer
Digital television (DTV) is a new type of broadcasting technology that will globally transform television as we now know it.
This article is an introduction to the principles behind digital television broadcasting, including audio/video coding and multiplexing, data scrambling and conditional access, channel coding, and digital modulations.
The transmission channels used for digital television broadcasting are, unfortunately, rather error-prone due to a lot of disturbances (such as noise, interference, and echoes).
www.techonline.com /community/ed_resource/feature_article/14706   (4195 words)

  
 Choosing an American Digital HDTV Terrestrial Broadcasting System
Terrestrial broadcasters, concerned that the loss of spectrum would preclude their participation in high definition television (HDTV), sponsored a demonstration of terrestrial HDTV broadcasting in Washington, DC [Ref.
Shortly thereafter, a number of terrestrial broadcasters jointly petitioned the FCC to initiate a proceeding to explore the issues arising from the introduction of advanced television (ATV) technologies and their possible impact on the television broadcasting service {Note 2}.
Digital ATV transmission is completely viable for over-the-air broadcasting and for transmission by the alternative media of cable and satellite.
www.atsc.org /news_information/papers/1994_hopkins_proc_ieee/index_procieee.html   (6790 words)

  
 Digital Terrestrial Television.
Digital terrestrial television has been the last of the delivery technologies to develop - mainly because they needed to solve the problem of multipath (the same problem that causes ghosting in our present TV system).
Digital television is highly compressible because computer techniques are used to isolate out and transmit only the changes taking place between one image and the next.
Some of the numerous digital channels will also be aggregated to provide enough bandwidth for the widescreen 16:9 transmissions (which need double the bandwidth of conventional PAL 4:3 images).
www.abc.net.au /http/sfist/dtt1.htm   (1495 words)

  
 BBC NEWS | Technology | France starts digital terrestrial
The French DTT platform is known as TNT, which stands for TV numerique terrestre or digital terrestrial television.
Digital terrestrial TV will launch as a free-to-air platform to start with, adding pay-TV channels later.
Digital terrestrial set-top boxes are available from as little as 70 euros (£50).
news.bbc.co.uk /1/hi/technology/4394817.stm   (682 words)

  
 Digital Spy - Terrestrial - DTT FAQ
This guide has been written, and is maintained by, users of Digital Spy's Digital Terrestrial forum, and is intended to provide readers with answers to the most common questions asked about the platform.
DTT: Digital Terrestrial Television, the means of receiving digital television using an aerial.
Digital signals, on the other hand, can’t use one frequency because they would not be free over the whole of the UK and because you cannot have local broadcasts on a national system.
www.digitalspy.co.uk /article/ds10302.html   (5232 words)

  
 Digital terrestrial television - Voyager, the free encyclopedia   (Site not responding. Last check: 2007-10-31)
Digital Terrestrial Television (DTTV or DTT) is an implementation of digital technology to provide a greater number of channels (SDTV) and/or better quality of picture (EDTV, HDTV) and sound (AC3, Dolby Digital) through a conventional aerial instead of a satellite dish or cable connection.
The digital data is being compressed lossily, usually with MPEG-2.
DTTV is received via a set-top box, or integrated receiving device, that decodes the signal received via a standard aerial.
voyager.in /Digital_terrestrial_television   (369 words)

  
 [No title]   (Site not responding. Last check: 2007-10-31)
The Digital Terrestrial receiver, TRC501AU for the Australian market, enables consumers to receive all of the latest Free-to-Air channels, benefiting from vastly improved picture and sound quality.
The TRC501AU Digital Terrestrial receiver offers multiple types of connections to the TV display, allowing the viewer to enjoy the best quality picture brought by digital transmission.
You have just acquired a Digital terrestrial TV receiver and you are willing to connect it in order to benefit from the digital picture quality.
www.rca.com /content/viewdetail/1,,EI700656,00.html   (486 words)

  
 Digital Music News   (Site not responding. Last check: 2007-10-31)
While the story on digital (HD) radio is still early, more and more terrestrial stations are upgrading their broadcasts.
The consortium, known as the HD Digital Radio Alliance, was created to accelerate digital radio deployments, develop a uniform technology standard, and dampen the explosive growth of satellite radio.
Digital radio technology provider iBiquity is planning a massive digital radio rollout, with an additional 2,000 stations now on the roadmap.
www.digitalmusicnews.com /results?title=iBiquity   (4389 words)

  
 SANYO > Digital Television   (Site not responding. Last check: 2007-10-31)
An increasing number of TV* stations are broadcasting DTV versions of some of their regular programming at the same time as their NTSC broadcasts using different channels assigned to them by the FCC.
With dual integrated analog/digital tuners to receive terrestrial broadcast digital (ATSC) and analog (NTSC) signals, a VCR is not required.
However, one of the PAP windows must be from a digital broadcast source.
sanyo.com /entertainment/televisions/digital/index.cfm?productID=905   (931 words)

  
 Amazon.co.uk: Hauppauge DEC1000-t Digital Terrestrial TV Receiver: Electronics & Photo   (Site not responding. Last check: 2007-10-31)
With digital teletext you have a source of information at your fingertips.
Digital teletext is more colorful and quicker to navigate.
This particular set top box will require a digital roof mounted aerial (or dish - not sure about that one), a nice new one not covered in birdsh*t or been hit by lightning.
www.amazon.co.uk /Hauppauge-DEC1000-t-Digital-Terrestrial-Receiver/dp/B00008708M   (1249 words)

  
 Fujitsu tunes digital terrestrial TV on cellphones | TG Daily   (Site not responding. Last check: 2007-10-31)
Fujitsu demonstrated at the ISSCC 2005 in San Francisco a low-power analog to-digital (AD) converter using a modulator for mobile phones that is capable of receiving digital terrestrial television and radio broadcasts.
According to Fujitsu, the AD converter can reduce power consumption levels of tuners embedded in mobile phones to 30 milliwatts, which is approximately one-sixth to one-third the power drain of current levels.
By replacing the analog filter with a low-power digital channel-selection filter and incorporating part of the high-frequency amplifier's variable-gain function into the AD converter, it is possible to significantly lower the power demand for the tuner, the firm said.
www.tgdaily.com /2005/02/09/fujitsu_tunes_digital_terrestrial_tv_on_cellphones/index.html   (213 words)

  
 Digital Spy Forums - Digital TV Adapters = choice in Digital Terrestrial.
"UK Digital Terrestrial has always claimed it was a horizontal market but, in truth, up till now has in practice been dominated by ONdigital boxes.
The Digital TV Adapter looks very impressive, measures around 5" x 3" x 2" can be used to deliver free-to-air or encrypted digital television services into non-payTV homes.
Pace recently showed a sample of their proposed Free to air digital terrestrial receiver.
forum.digitalspy.co.uk /board/showthread.php?t=8583   (364 words)

  
 WebWire® | Estonia’s Levira Selects TANDBERG Television for MPEG-4 AVC Digital Terrestrial Roll-Out
The digital terrestrial service will provide digital video and audio content from the country’s main television and radio broadcasters as well as international channels to over 85% of TV households across Estonia.
A challenge for digital terrestrial operators is the relatively limited bandwidth of the terrestrial spectrum in most countries.
The bandwidth savings of MPEG-4 AVC mean that terrestrial business models can now roll-out more efficiently and that operators such as Levira can look forward to introducing compelling consumer services such as interactive, on-demand and high definition television in the future," says Roger Bolton, VP of Business Development at TANDBERG Television.
www.webwire.com /ViewPressRel.asp?aId=14296   (637 words)

  
 Japan starts terrestrial digital broadcasting - Dec. 02, 2003
TOKYO -- Japanese television broadcasters started regular terrestrial digital broadcasting in three metropolitan areas Monday, which enables interactive television programmes with high quality images and sounds.
Viewers need digital television sets and antennas to watch digitally broadcast programs.
With digital broadcasting, television stations can offer interactive programs, such as quiz shows with viewer participation, according to Japan Broadcasting Corp. (NHK), the publicly-funded national broadcaster.
www.inq7.net /inf/2003/dec/02/inf_4-1.htm   (347 words)

  
 Digital Music News   (Site not responding. Last check: 2007-10-31)
According to the In-Stat figures, about 600 AM and FM stations are already broadcasting in digital, though that number is expected to ramp up considerably this year.
For consumers, new digital broadcast technologies will offer a choice of free ad-supported stations, paid-subscriptions, or services that are bundled with hi-speed cable and satellite TV.
Once encrypted with this broadcast flag, decoding a digital stream could then be considered a violation of the Digital Millennium Copyright Act.
www.digitalmusicnews.com /results?title=ibiquity   (4389 words)

  
 Digital Terrestrial Television
The course is aimed at those who need an overview of Digital Terrestrial Television, and is firmly based on practical experience gained in the UK.
He has been involved in all elements of digital broadcasting including leading the Spectre Project which mounted the first UK trials of Digital Terrestrial Television in the early 90's, the development of the DVB transmission standard, the licensing of DTT services by the ITC in 1996.
He is currently Chairman of the Joint Planning Project (which plans and allocates spectrum for UK DTT services) and is founder and chairman of the Go Digital Project which is carrying out a switchover trial in Central England in conjunction with the UK government and the broadcasting industry.
www.ee.surrey.ac.uk /CE/technical/digbroadcasting.html   (1085 words)

  
 SCM Microsystems Introduces World's First Mobile Terrestrial Broadcast Digital TV Receiver for Laptop PCs
The Mobile Terrestrial Receiver positions SCM Microsystems to capitalize on the worldwide trend toward DVB-T. While the first model targets the German market, the Mobile Terrestrial Receiver can be readily adapted for use in any country with DVB-T broadcasting, including Asia and the United States.
Using SCM's receiver, end-users will be in a position to watch Digital Free-to-Air television on their notebooks and other portable devices, as well as using other digital services, like travel information, local news or streamed video enabled by third-party service providers anywhere at any time.
SCM is demonstrating the Mobile Terrestrial Receiver at the ZDF booth number 201 in hall 6.2 at IFA in Berlin from August 29 to September 3, 2003.
www.mobilemag.com /content/100/104/C1940   (901 words)

  
 cable satellite and terrestrial digital
The ever exploding cyberspace web means cable satellite and terrestrial digital retailers develop more experience in providing services and goods A major strategic advantage that online cable satellite and terrestrial digital retailers have over traditional cable satellite and terrestrial digital walk-in stores, is at the operating costs or considerably less.
Our cable satellite and terrestrial digital place is brand new so we have not yet managed to provide lots of data, but what we have done so far is researched the very best cable satellite and terrestrial digital sites on the net.
Our corporate mission is to locate and review all relevant information on cable satellite and terrestrial digital for you to surf to.
satellite-tv.techaddicted.com /cable-satellite-and-terrestrial-digital   (300 words)

  
 Digital Technology Consulting: Digital Terrestrial Television Report   (Site not responding. Last check: 2007-10-31)
It also looks at the impact of satellite and cable TV on digital terrestrial television, analyzes the real cost of 'going digital' and examines the role of high definition programming in the conversion to DTT.
DTC's collaborated with Screen Digest, one of Europe's leading researchers and publishers in the digital TV market, to give readers in-depth analysis on the digital terrestrial market.
Digital terrestrial broadcasting: Comparison with other delivery technologies
www.digitaltechnologyconsulting.com /DTT.asp   (158 words)

  
 Welcome to HUMAX [Global Website]
In between digital broadcast and you, there is always HUMAX set-top Box.
PC-compatibility and entertainment using PIP are just few of the latest technology found in HUMAX digital TVs.
From analogue, digital terrestrial or digital satellite channel reception to recording hours of your favourite programming with an integrated PVR (Personal Video Recorder) function, there's a whole breath of inspiring features to discover in the HUMAX LCD TV range.
www.humaxdigital.com /global/products/product_list.asp   (177 words)

  
 Understanding Digital Terrestrial Broadcasting - Seamus O'Leary - Adobe Reader PDF eBook
As digital television and radio standards are established around the world, and digital signal processing drives rapid advances in broadcasting, forward-thinking broadcast engineers and technicians need to be current on the latest developments in digital broadcasting encoding practices, standards, and systems, including MPEG signals.
The book emphasizes the transmission aspects of Digital Television (DTV), including modulators, transmitters and demodulators, the Digital Video Broadcasting standard for terrestrial Television (DVB-T), and the networks used to distribute and broadcast DTV signals.
Digital Audio Broadcasting (DAB) is also explored, including audio encoding standards and emerging digital radio standards for medium and long wave broadcasts.
www.ebookmall.com /ebook/141442-ebook.htm   (832 words)

  
 Digital Terrestrial Receivers
Digital TV Receiver / Video Recorder, Satellite / Cable / Terrestrial reception, TiVo compatible, Max Record time: 180 Hrs, Featur...
Digital TV Receiver / Video Recorder, Satellite / Terrestrial reception, DirecTV compatible, Dolby Digital Sound, Max Record time:...
Digital TV Receiver, Satellite / Terrestrial reception, DirecTV compatible, ATSC Tuner, Dolby Digital Sound, Max Record time: 200...
www.shopping.com /xGS-Digital_Terrestrial_Receivers   (635 words)

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