标签: an1184

AN1184Maxim>AppNotes>VIDEOCIRCUITSKeywords:videosignals,videoresolution,videoformats,picturebasics,graphics,broadcastSep04,2002APPLICATIONNOTE1184UnderstandingAnalogVideoSignalsAbstract:Thispaperdescribestheanalogvideosignalsusedinbothbroadcastandgraphicsapplications.Topicscoveredincludevideosignalstructure,videoformats,standardvideovoltages,gammacorrection,scanrates,andsyncsignals.Thispaperdescribestheanalogvideosignalsusedinbothbroadcastandgraphicsapplications.Therearetwoformsofvideoingeneralusetoday:broadcastandgraphics.Whilebroadcastisbasedonterrestrialtelevision,thegraphicsformatwasdevelopedtomeettheneedsofworkstationsandPCswithoutregardfortheformattingandbandwidthlimitati……