Transmission device, reception and playback device, transmission method, and reception and playback method

摘要

To provide a transmission device that enables playback with respect to the same program in accordance with a viewer's viewing environment. The transmission device stores therein 3D access information and 2D access information respectively relating to access to a 3D stream and a 2D stream that are simulcast, and generates and transmits a data stream including the 3D access information and the 2D access information.

主权项

1. A transmission device comprising:
a storage unit that stores therein first type event information and second type event information respectively included in a first type stream and a second type stream that are simulcast in a data stream, the second type stream being defined by a standard different from a standard defining the first type stream; and a transmission unit configured to transmit the first type stream and the second type stream, wherein the first type event information includes second type access information relating to access to the second type stream, the second type event information includes first type access information relating to access to the first type stream and attribute information of the second type stream, in the second type event information, the attribute information of the second type stream is located after the first type access information, in the data stream, the second type event information is located after the first type event information, the first type access information and the second type access information relate to a same program in terms of content, the first type stream is a stream having a resolution of full HD and the second type stream is a stream having a resolution higher than the resolution of full HD, and the second type event information refers to the first type event information to establish event sharing between a first type event corresponding to the first type stream and a second type event corresponding to the second type stream.