TRANSPORT STREAM PROVIDER, DAB SIGNAL PROVIDER, TRANSPORT STREAM ANALYZER, DAB RECEIVER, METHOD, COMPUTER PROGRAM, AND TRANSPORT STREAM SIGNAL

摘要

The invention relates to a transport stream provider for providing a plurality of transport stream packets that describe digital media information, in order to provide a transport stream packet of a first packet type with a program association table and key information for decrypting encrypted media information. The program association table contains an association between a program number and a packet type identifier of another transport stream packet of a second packet type. The transport stream provider is designed to provide a transport stream packet of the second type in such a way that said transport stream packet references packet type identifiers of transport stream user data packets that describe various types of content of digital media information.