| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an onboard unit enabling transition from a content screen under reproduction to a content screen capable of becoming a transition source. <P>SOLUTION: The onboard unit includes a communication section for radio communication with a center unit via a radio unit on the road side, a memory section for storing the content distributed from the center unit, a display section for displaying a reproduction screen of the content stored in the memory section, an operation section for transiting the reproduction screen, and a control section for performing display control of the content reproduction screen of the display section. The control section displays the reproduction screen of a first content (information group of a lower level class) on the display section, and also displays on the display section the reproduction screen of a second content (information group of a higher level class), capable of becoming the transition source of the first content. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
