�1���� Scope
�2����
Acronyms
�3����
Operational guidelines
�4����
ITS and IDS
Appendix I � Background to the Recommendation
������� I.1���� General considerations
������� I.2���� Television transmission over mixed analogue-and-digital links
����� ��I.3���� ITS and IDS
signals
������� I.4���� Interaction of signal formats and compression schemes in the
TV chain