defines the DV-based data structure for the interface of digital audio, subcode data and compressed video with the following parameters: 525/60 system - 4:1:1 image sampling structure, 25 Mb/s data rate; 525/60 system - 4:2:2 image sampling structure, 50 Mb/s data rate; 625/50 system - 4:1:1 image sampling structure, 25 Mb/s data rate; 625/50 system - 4:2:2 image sampling structure, 50 Mb/s data rate.