Abstract: An apparatus for automatically selecting caption language, includes a receiving unit for receiving a data stream, an input control unit with which a user can select a caption language and a caption selection unit for automatically selecting the caption language among pluralities of languages included in the data stream and displaying the caption language on a screen, to continuously output captions corresponding to the language selected by a user in advance in caption broadcasting of a digital TV. Accordingly, with the present invention, the user can watch the preferred caption language conveniently by automatically searching the caption service ID of the selected language from the image signal when the user selects the preferred language among the caption languages in the caption menu of the TV in advance and displaying the corresponding language on the screen.

Abstract: An apparatus for automatically selecting caption language, includes a receiving unit for receiving a data stream, an input control unit with which a user can select a caption language and a caption selection unit for automatically selecting the caption language among pluralities of languages included in the data stream and displaying the caption language on a screen, to continuously output captions corresponding to the language selected by a user in advance in caption broadcasting of a digital TV. Accordingly, with the present invention, the user can watch the preferred caption language conveniently by automatically searching the caption service ID of the selected language from the image signal when the user selects the preferred language among the caption languages in the caption menu of the TV in advance and displaying the corresponding language on the screen.