| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vehicle search system that can search for the direction of the vehicle with high reliability by displaying information on the direction of the vehicle and also information on the reliability of the information. <P>SOLUTION: A vehicle search system 1 includes: an electronic compass 22 for detecting the absolute direction viewed from a portable device 2; array antennas 33a, 33d for detecting a relative direction of the portable device viewed from the vehicle 3 and measuring the intensity of radio waves arriving at the vehicle; an electronic compass 32 for detecting the absolute direction viewed from the vehicle 3; a vehicle-side control part 31 for computing the absolute direction of the portable device viewed from the vehicle 3 based on the information on the relative direction of the portable device 2 and the information on the absolute direction viewed from the vehicle 3; a portable device-side control part 21 for computing the relative direction of the vehicle 3 viewed from the portable device 2 based on the information on the absolute direction of the portable device 2 viewed from the vehicle 3 that is transmitted from the vehicle 3 to the portable device 2 and the information on the absolute direction viewed from the portable device 2; and a display part 25 for displaying the information on the relative direction of the vehicle 3 and also displaying the information on the intensity of the radio waves by a predetermined expression means. <P>COPYRIGHT: (C)2010,JPO&INPIT |
