[[Image:Standard video res.svg|480px|Perbandingan visual ''resolusi paparan'' TV am.]]
WhenApabila resolutionresolusi is considereddibincangkan, bothkedua-dua theresolusi resolutionisyarat ofyang thedipancarkan transmitted signal and the (native)dan [[displayresolusi resolution|displayedpaparan]] resolution(asli) ofsesebuah aset TV set arediambil taken into accountkira. DigitalIsyarat NTSCseakan-akan andNTSC dan PAL/SECAM-likesignalsdigital (masing-masing 480i60 anddan 576i50 respectively) are transmitted atdipancarkan apada horizontalresolusi resolution ofmengufuk 720 oratau 704 "pixelspiksel". HoweverNamun, these transmitted"piksel" DTV "pixels"yang aredipancarkan notini square,bukannya andberbentuk segiempat, havedan toperlu bedirenggang stretcheduntuk forpenayangan correctyang viewingbetul. PALSet TV setsPAL withdengan annisbah aspect ratio ofaspek 4:3 usemenggunakan agrid fixed pixel gridpiksel oftetap 768 × 576 oratau 720 × 540; withdengan annisbah aspect ratio ofaspek 16:9 theyset-set TV ini usemenggunakan 1440 x 768, 1024 × 576 oratau [[PAL optimal|960 × 540]]; set-set TV NTSC onespula usemenggunakan [[VGA|640 × 480]] anddan [[WVGA|852 × 480]] oratau, seldomjarangnya, 720 × 540. Definisi Tinggi biasanya bermaksud sejuta piksel atau lebih.
<!--NTSC uses pixels that are narrower than square (0.912), PAL uses pixels that are wider than square (1.094). This is referred to as the [[CCIR 601]] standard for digital video. For analog NTSC, there are 486 visible scan lines.-->
High Definition usually refers to one million pixels or more.
InDi [[Australia]], theformat 576p50 formatjuga isdianggap alsosebagai consideredsatu aformat HDTV format,kerana asmenggandakan itresolusi hasmasa doubledmelalui temporal resolution though the use ofpenggunaan [[progressiveimbasan scanprogresif]]ning. ThusMaka, asebilangan numberrangkaian of Australian networksAustralia broadcastmenyiarkan aisyarat 576p signalsebagai as their High-definitionisyarat DVB-T signalDefinisi Tingginya, whilesementara othersyang uselain themenggunakan more conventionalformat 720p anddan 1080i formatsyang lebih biasa. TechnicallyBagaimanapun, however,secara the 576pteknikal format is576p defineddisifatkan assebagai [[Enhanced-definitiontelevisyen definisi televisionditingkatkan]].
