The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 27, 2010
Filed:
May. 31, 2006
Shigeru Matsuo, Ibaraki, JP;
Hirohisa Miyazawa, Kanagawa, JP;
Shigeru Matsuo, Ibaraki, JP;
Hirohisa Miyazawa, Kanagawa, JP;
Xanavi Informatics Corporation, Zama-shi, JP;
Abstract
A navigation apparatus which includes a front image display displaying an image of a front side and a back image display displaying an image of a back side, the each image being one of images stereoscopically overlapped along the line of sight; a front image signal; a measuring unit for measuring a current position of own vehicle; a map storage unit; a controller for controlling each unit, wherein the controller reads map data of a predetermined area and determines if an elevated road exists in the area, wherein when the elevated road exists, the controller checks whether or not the current position of the own vehicle is on the elevated road, and wherein when the current position is not on the elevated road, the front image display draws the image of the elevated road so that an image drawn on the back image display can be visually percepted.