| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an information processing device capable of displaying a list of keywords related to topics, words and the like which interest a user within various information pieces appearing in broadcast program data in viewing, and capable of retrieving information from the Internet by using the list of the keywords. <P>SOLUTION: In viewing processing of broadcast program data, sentence information is acquired from subtitles, electronic program information, a telop, and sound data, and stored in a database 309. When an operation such as depression of an "interesting" button is executed in the viewing processing of the broadcast program data, a keyword extraction part 306 extracts keywords by performing morphological analysis on the sentence information stored in the database 309 in a certain period immediately before the depression of the "interesting" button. The list of the extracted keywords is displayed as a keyword list. When a keyword is selected from the keyword list by a user, information related to the selected keyword is acquired from the Internet. <P>COPYRIGHT: (C)2013,JPO&INPIT |
