OMITTED

摘要

PURPOSE: A method for transporting MPEG media is provided to effectively express timestamp related information necessary to media transport based on MMT technology. CONSTITUTION: Timestamp related information is offered from a D.1 layer header. The timestamp related information necessary to media synchronization about E.1 layer packet which does not include information necessary to offer synchronization is offered from the D.1 layer header. The timestamp related information necessary to MMT based media transmission is effectively expressed.