| 摘要 |
PCT No. PCT/FI96/00348 Sec. 371 Date Jan. 26, 1998 Sec. 102(e) Date Jan. 26, 1998 PCT Filed Jun. 12, 1996 PCT Pub. No. WO96/42144 PCT Pub. Date Dec. 27, 1996The invention relates to the transmission of multimedia objects in a digital broadcasting system and particularly to the transmission of a reference system and the start-up procedure of a multimedia presentation according to the MHEG standard via a broadcasting system according to the DAB standard. According to the invention, the DAB ensemble according to the DAB standard and the service channel and fast information channel comprised by the DAB ensemble are handled as virtual, multiplexed MHEG objects, whereby they and the real MHEG objects positioned below them are referred to in a manner specified in the standard ISO/IEC 13522. In addition, information about start-up procedures relating to a multimedia program or a corresponding series of operations is transmitted in a special file, and a parameter in the file descriptor associated with said file indicates that said file contains instructions for said procedures. |
