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:
Mar. 13, 2012
Filed:
Dec. 24, 2004
Takayuki Matsunaga, Tokyo, JP;
Hiroshi Sakamoto, Tokyo, JP;
Takayuki Matsunaga, Tokyo, JP;
Hiroshi Sakamoto, Tokyo, JP;
Navitime Japan Co., Ltd., Tokyo, JP;
Abstract
A lead route guidance system capable of displaying route guidance not causing the user to be confused by the difference between the line of vision and the route guidance image, a portable route lead guidance device, and program are provided. The lead route guidance system comprises route storage means storing a route from a start point to a destination, route guidance image creating means for creating a route guidance image () containing a route image () for specifying the route and a lead image () for leading the route by displaying a lead position on the route ahead of the current position of the user, a display screen () for displaying thereon the route guidance image (), walk detecting means for detecting walk of the user, and lead position updating means for updating the lead position depending on the walk of the user when the walk of the user is detected.