| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a navigation device capable of presenting program information of a television broadcast in a form where the device can contribute to program selection of a user even in the middle of movement. <P>SOLUTION: The navigation device includes: a tuner 3 receiving a terrestrial digital broadcast; a communication section 5 communicating with a server 20 updating a rating of a program to provide it; a control section 33 acquiring rating information which the communication section receives from the server; a video signal processing section 10 extracting program information from a signal received by the tuner and creating a video signal including the rating information acquired by the control section in the extracted program information; and a display section 11 displaying the program information including the rating information updated on a real time basis based on the video signal created in the video signal processing section. <P>COPYRIGHT: (C)2012,JPO&INPIT |
