Lub High Definition Advanced Television Systems Committee (HD ATSC) modulator yog ib qho cuab yeej siv los hloov kho cov teeb liab rau kev sib kis raws li ATSC cov qauv. Cov qauv ATSC yog cov txheej txheem rau kev xa xov tooj cua digital tshaj hauv av, cable, thiab satellite network.
HD ATSC modulator yuav siv qhov tsis muaj kev txhais cov yeeb yaj kiab thiab suab teeb liab thiab hloov pauv mus rau hauv cov hom digital uas tau sib xws nrog ATSC cov qauv. Cov txheej txheem kev hloov kho no yog qhov tsim nyog rau kev xa xov ntawm digital TV teeb liab hla huab cua.
ATSC modulators feem ntau yog siv hauv kev tshaj tawm thiab lwm yam kev siv uas yuav tsum tau xa cov xov tooj cua digital zoo. Lawv ua lub luag haujlwm tseem ceeb hauv kev hloov pauv ntawm analog mus rau digital tshaj tawm, muab cov duab thiab suab zoo dua.
