Patent ID: 8391371
Filing Date: 2013-03-05
Classification: H04S

Abstract:
1. A method of providing a signal within an elementary data stream to be encoded via an encoder, the signal representing main data, the main data including embedded data, the main data being provided with a main data descriptor for signaling content included in the main data, the method comprising: forming, via the encoder, an embedded data descriptor configured to identify content included in the embedded data; and providing, via the encoder, the embedded data descriptor within the elementary data stream outside (i) the main data including the embedded data and (ii) the main data descriptor of the elementary data stream, wherein the embedded data content comprises enhancement data configured to enhance the main data available in the elementary data stream during a reproduction of the main data by a reproduction unit in response to the reproduction unit being configured to recognize and interpret the embedded data descriptor, else the reproduction unit ignores the embedded data descriptor.