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1、数字电视节目制作的技术手段和特点（TechnicalmeansandfeaturesofdigitalTVprogramproduction）Duetotherapiddevelopmentofcomputer,microelectronics,informationprocessing,communicationandlasertechnology,withmultimediatechnologywithcomputertechnologyasthecoresetofimageandsoundprocessingfunction
2、sarebecomingmoreandmorewidelyinaspectstotelevisionproduction.Inthesignalrecordingandtransmissionmeans,fromanalogcompound,analogcomponentsignaltodigitalcomposite,digitalcomponentanddigitalcomponentsignal,digitalcameras,diskrecordersandothernewequipmentappeared.Inthepos
3、tproductionoftelevisionprogramsisanimportantlink,andtheapplicationappearsprominentlyinthenonlineareditingmodeandpowerfulnonlineareditingsystem,aswellastheappearanceandapplicationofcomputeranimationtechnology,digitalimageprocessingtechnology,digitalaudiotechnologyasthe
4、representativeofaseriesofdigitalTVtechnology.ApplicationofdigitalTVproductiontechnology,notonlymakesthetelevisionimageandsoundqualityhasreachedthehighindexoftheprevioussimulationdeviceandsimulationtechnologyisdifficulttoachieve;atthesametimeitalsohaschangedthetraditio
5、nalTVprogramproductionmodeofproduction,totelevisionproductionhasbroughtnewtechnology;itismoreimportanttotheTVprogramcreationconceptbringsanewconceptinthepast,butitisdifficulttothinkofthetelevisiondirectorwhodocreativeindigitalprogramproductionprocesstoachieveNowfinall
6、y;notjusttheuseofdigitaltechnologyinafieldoftelevisionproductionoralink,itiswidelyusedinnews,topics,education,art,advertisingandotherproductionfields,andfromthepreparatoryprogramstartedextensiveparticipation,untilthecompletionofthewholeprocessofprogramproduction,insho
7、rt,itisTVprogramproductionopenedaverybroadspacefordevelopment.Atpresent,theproductionofTVprogramsischangingfromanalogtechnologytodigitaltechnology,anditsproductiontechnologyhasundergonegreatchanges.Thetraditionalproductiontechniquesareobviouslybackward,andtheadvancedp
8、roductiontechniquesemergeinanendlessstream.Mainlyin:videoandaudiorecordingfromanalogtodigital,digitalrecordingandcompression
