| 摘要 |
<P>PROBLEM TO BE SOLVED: To realize a service of content for data broadcasting which can work with a program and a CM. <P>SOLUTION: Figure 6 shows a position in a PCR packet where trigger information is stored. In the PCR packet, a PCR is stored in adaptation_field of a TS packet. The trigger information (TriggerInfo_descriptor) is stored in transport_private_data_byte which follows the PCR. When the trigger information is stored, transport_private_data_flag of Various_flags which is provided before the PCR is determined as 1. This disclosure can be applied to a case, for example, where data broadcasting is realized in the United States or other countries. <P>COPYRIGHT: (C)2012,JPO&INPIT |
