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:
May. 10, 2016
Filed:
Aug. 23, 2012
Masahiro Iida, Kariya, JP;
Ikuro Sato, Yokohama, JP;
Nobuhiro Mizuno, Ichihara, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
A travel trace storage apparatus includes a location detection device, a positioning trace generation device, a movement distance detection device, a travel direction detection device, a dead reckoning trace generation device for generating a dead reckoning trace, in which each vector determined by a vehicle movement distance and a vehicle travel direction is chronologically arranged, a correction positioning trace generation device for generating a correction positioning trace obtained by removing a location distant from the dead reckoning trace by a predetermined distance or more, a correction dead reckoning trace generation device for generating a correction dead reckoning trace obtained by correcting the dead reckoning trace, an absolute trace generation device for generating an absolute trace obtained by synthesizing the correction positioning trace and the correction dead reckoning trace, an absolute trace memory for storing the absolute trace.