| 摘要 |
This invention is intended to enhance search accuracy for searching recorded program files and to ensure finding a desired program. Video and voice data on a received program is recorded in a hard disk and a program file is stored. Concurrently, voice data is extracted from the video and voice data, converted into text data, and a data file is created from the text data. A keyword input as a voice is converted into a text, and a database consisting of a plurality of data files is searched by a pattern matching. The program files including words relating to the keyword are displayed.
|
