| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a data broadcast receiver capable of displaying operation keys to be used for data broadcast. <P>SOLUTION: This data broadcast receiver (10) has a display means (60); a separating means (22) for separating a content description document from data contained in the data broadcast; a specifying means (29) for specifying operation keys capable of being used in the data broadcast out of a plurality of operation keys included in a remote controller, on the basis of operation key information described in the content description document; and a display means (25) for displaying the specified keys on a display means so that they may be distinguished from unusable operation keys. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
