| 摘要 |
PROBLEM TO BE SOLVED: To transmit a file of data broadcasting by HTML5 in the MMT method.SOLUTION: In a data content management table, the information of a broadcast transmission file list constituting a presentation unit and a file becoming the center, and of an object file list of pre-caching is described for every data broadcast presentation unit. When specifying a broadcast file list constituting a data broadcast presentation unit referred next as the target of pre-caching from a current data broadcast presentation unit, file data required for the data broadcast presentation unit to be transited next can be pre-cached on the receiver side, and timely data broadcast service linked to a broadcast program can be achieved. |
