| 摘要 |
<p>Provided in an embodiment of the present invention is an apparatus for receiving digital broadcast, which comprises a reception part receiving a digital broadcast signal; a demultiplexing part deemultiplexing a transport stream the digital broadcast signal transfers into a video stream and an auxiliary stream including an event information table (EIT) and a program map table (PMT), wherein the video stream includes MPEG2 video data and user data, and the EIT or the PMT includes a caption descriptor including caption information. The caption descriptor includes the caption information presenting whether the caption data included in the video steam is data providing a digital closed caption service upon electronic industry association (EIA)-708 or caption data providing an analog closed caption service upon EIA-708. The caption descriptor includes an identification number of the caption service the caption data provides, only when the caption data is the data providing the digital closed caption service upon EIA-708. The present invention further includes: a first decoding part decoding the auxiliary stream; a parser parsing the video stream; and a second decoding part decoding the parsed video stream.</p> |
