Glossary - Sony FD Trinitron WEGA KV-34HS420 Operating Instructions Manual

Glossary
analog signal
aspect ratio
A signaling method that uses continuous changes in the amplitude or frequency of an
electronic transmission to convey information.
Refers to the ratio between the width and height of the screen. KV-27/32/36HS420 models
have a 4:3 aspect ratio; KV-30/34HS420 models have a a 16:9 (widescreen) aspect ratio.
4:3 aspect ratio 16:9 aspect ratio
component video
composite video
degauss
digital television (DTV)
HDMI (High-Definition
Multimedia Interface)
National Television System
Committee (NTSC)
RF
S VIDEO
VHFtUHF
480i
480p
720p
1080i
Component v ideo is sentthrough threecables:two colorshade(chrominance) s ignalsandone
brightness (luminance)signal.Componentvideo achieves greatercoloraccuracy than
compositevideo or SVIDEObysplitting chrominance into two separateportions.
Composite video is sent through a singlecable.Composite video combinesthe colorshade
(chrominance) a nd brightness (luminance)informationinto onevideo signal.
A process that demagnetizes t he metal componentsin the TVmonitor,whicheliminates
imagedistortion that can resultfrom magneticchargesacquiredbythe TV'scomponents.
YourTVdegausses automatically when it is turned on.
A newtechnologyfor transmittingandreceivingbroadcasttelevisionsignals.DTVprovides
clearerresolutionand improvedsoundqualityover analogtelevision.
Provides an uncompressed, all-digital audio/videointerfacebetweenthis TVandany HDMI-
equippedaudio/videocomponent,suchasa set-topbox, DVDplayer,andA/V receiver. H DMI
supportsenhanced,or high-definitionvideo,plusmulti-channeldigital audio.
A unit of the Federal C ommunications Commission, W ashington, D C,that establishes
televisionstandardsin the United States,suchasNTSC Color,the standardusedin thisTV.
RadioFrequency. T hatpart of the frequencyspectrum that is usedto transmitTVandradio
signals.
SVIDEOrequiresa singlecable,whichcarriesthe brightness (luminance)andcolor
(chrominance) s ignalsof the pictureseparately. S VIDEO providesbetterresolutionthan
compositevideo,which carriesthe signalstogether.
VHF(VeryHighFrequency) i s the part of the frequencyspectrumfrom 30 to 300 megahertz.
UHF(Ultra HighFrequency) i s the part of the frequencyspectrumfrom 300 to 3,000
megahertz.
Provides 480 linesof resolution.Displaysimagesusing interlacedscanning,which first
transmitsall the odd lineson the TVscreenand thenthe evenlines.
Provides 480 linesof resolution.Displaysimagesusing progressive scanning,whichtransmits
eachline from top to bottom.
Provides 720 linesof resolution.Displaysimagesusing progressive scanning,whichtransmits
eachline from top to bottom.
Provides1080 linesof resolution.Displaysimagesusinginterlacedscanning,which first
transmitsall the odd lineson the TVscreenand thenthe evenlines.1080i is oneof the
formats usedby HDTV (High DefinitionTV).