发明授权
- 专利标题： Transmission of multimedia objects in a digital broadcasting system
- 专利标题（中）： 多媒体对象在数字广播系统中的传输
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申请号： US981042申请日： 1998-01-26
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公开(公告)号： US06094661A公开(公告)日： 2000-07-25
- 发明人: Ari Salomaki
- 申请人： Ari Salomaki
- 申请人地址： FIX Espoo
- 专利权人： Oy Nokia AB
- 当前专利权人： Oy Nokia AB
- 当前专利权人地址： FIX Espoo
- 优先权： FIX952880 19950612
- 主分类号： H04N7/26
- IPC分类号： H04N7/26 ; H04H20/46 ; H04H20/72 ; H04H20/95 ; H04N7/08 ; H04N7/081 ; H04N7/16 ; H04N7/24 ; G06F17/30
摘要：
The 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.
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