1 Functional and operational requirements
1.1 Number of programmes
1.2 Range of variable bit rate
1.3 Compatibility
1.4 Interoperability
1.5 Flexibility
1.6 Extensibility
1.7 Implementation
2 Performance requirement
2.1 Picture quality
2.2 Recovery time
2.3 Acquisition time
2.4 Relative sound/vision delay
2.5 Delay
2.6 Error performance
Annex
1 Coding for multi-programme
transmission
1 Introduction
2 A joint coding control scheme