Glossary - Sony WEGA KV-30XBR910 Operating Instructions Manual

Glossary
analog signal
aspect ratio
A signalingmethodthat usescontinuous changesinthe amplitudeor frequency of an
electronictransmission to conveyinformation,
Refersto the ratio betweenthe width and height of the screen.ThisTV hasa 16:9
(widescreen) a spectratio,as opposed to a 4:3 aspectratio.
4:3 aspectratio 16:9aspectratio
componentvideo
compositevideo
degauss
digital television (DTV)
National Television System
Committee (NTSC)
RF
S VIDEO
VHF/UHF
480i
480p
720p
1080i
Componentvideois sentthrough threecables:two colorshade(chrominance) s ignalsandone
brightness(luminance) signal.Componentvideo achievesgreatercoloraccuracy than
compositevideo or SVIDEO by splitting chrominance into two separateportions.
Compositevideo is sentthrough a singIecable,Compositevideo combines the colorshade
(chrominance) a ndbrightness(luminance) informationinto onevideo signal
A process that demagnetizes the metaIcomponentsinthe TVmonitor,whicheliminatesimage
distortionthat canresultfrom magneticchargesacquiredby the TV'scomponents, Y ourTV
degausses automaticaIly when it is turned on.
A newtechnologyfor transmittingandreceivingbroadcasttelevisionsignals.DTVprovides
clearerresolutionand improvedsoundquaIityoveranatogteIevision.
A unit of the Federal C ommunications Commission, Washington,DC,that establishes
televisionstandardsin the United States, s uchas NTSC Cotor,the standardusedinthis TV,
RadioFrequency. That part of the frequencyspectrumthat is usedto transmitTVand radio
signals.
SVIDEO requiresa singIecable,which carriesthe brightness(luminance) andcolor
(chrominance) s ignalsof the pictureseparately.SVIDEO providesbetter resolutionthan
compositevideo,whichcarriesthe signalstogether.
VHF(VeryHighFrequency) i sthe part of the frequencyspectrum from 30 to 300 megahertz,
UHF(Ultra HighFrequency) i s the part of the frequencyspectrumfrom 300 to 3,000
megahertz,
Provides480 linesof resolution.Displays imagesusinginterlacedscanning, w hich first
transmitsalt the odd lineson the TVscreenandthen the evenlines.
Provides480 linesof resolution.Displays imagesusingprogressive scanning,which transmits
eachlinefrom top to bottom.
Provides720 linesof resolution.Displays imagesusingprogressive scanning,which transmits
eachIinefrom top to bottom.
Provides1080linesof resolution.Displays imagesusing interlacedscanning,whichfirst
transmitsalt the odd lineson the TVscreenandthen the evenlines. 108Oi i s one of the
formatsusedbyHDTV(High DefinitionTV).