标准\r-rec-bt.656-4-199802-i!!msw-eRECOMMENDATIONITU-RBT.656-4*Interfaces for digital component video signals in525-line and625-line television systems operating at the4:2:2level of Recommendation ITU-RBT.601(Part A)(Question ITU-R42/6)(1986-1992-1994-1995-1998)The ITU Radiocommunication Assembly,consideringa)thatthereareclearadvantages for television broadcastingorganizations and programme producersindigitalstudiostandardswhichhave the greatest number of significant parameter values common to525-lineand625-line systems;b)thataworldwidecompatibledigitalapproachwillpermit thedevelopmentofequipmen