This ÖVE/ÖNORM EN specifies the communication protocol between a TV receiver and a video recorder which are connected through a digital interface.
ICS
33.160.40 Video. Including video tape recorders, cameras, cassettes, laser disks, etc. / Видеосистемы. Включая видеомагнитофоны, камеры, кассеты, лазерные диски и т.д.