| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To readily grasp the utilization information on parking lots in the vicinity of the vehicle. <P>SOLUTION: The parking lot managing device Q1 to Q4 for managing degree of congestion and sending identification information and parking lot information including congestion states are arranged in each parking lot of P1 to P4, and each parking lot managing device Q1 to Q4 is connected to the road side apparatus 10. When the vehicle enters the communication area of the road side apparatus 10, the parking lot information, sent out from each parking lot management device Q1 to Q4, is PUSH distributed to the vehicle side. The parking lot information is received by the in-vehicle communication device 20, mounted in the vehicle V and stored in the parking lot information memory 34 of the controller 42 in the in-vehicle navigation device 30. The controller 42 draws, based on the information of the parking lot, and makes the display device 38 draw the different parking lot mark on the map screen according to the congestion situation. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
