Data processing: vehicles – navigation – and relative location – Navigation – Employing position determining equipment
Reexamination Certificate
2005-12-27
2010-10-05
Hellner, Mark (Department: 3663)
Data processing: vehicles, navigation, and relative location
Navigation
Employing position determining equipment
C701S207000, C340S995200
Reexamination Certificate
active
07809503
ABSTRACT:
A navigation apparatus is obtained that can reduce as much as possible to blank interval during the navigation even when a route deviation has occurred. In order to structure a navigation apparatus that includes a guided vehicle position determining portion3cthat finds the position of a guided vehicle and a recommended route searching portion3ithat searches for a recommended route to a destination point, a problem condition identifying portion3fis provided that identifies the presence or absence of a problem condition that makes the travel along the recommended route Ro difficult when viewed in terms of the current condition of the guided vehicle with respect to the recommended route Ro forward travel side of the position of the guided vehicle, and a route deviation plan portion3his provided that sets a point that the guided vehicle is anticipated to reach under the presence of the problem condition to the starting point, activates the recommended route searching portion3i, and searches for a new recommended route Rn from the starting point to a destination point in the case in which the problem condition identifying portion3fhas identified that a problem condition is present.
REFERENCES:
patent: 2005/0021227 (2005-01-01), Matsumoto et al.
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patent: A 2004-245676 (2004-09-01), None
Japanese Patent Office, Partial Translation of Notification of Reason for Rejection mailed May 13, 2010 in Japanese Patent Application No. 2008-101978 w/English-language Translation.
Miyajima Takayuki
Nakamura Masaki
Nakamura Motohiro
Aisin AW Co. Ltd.
Algahaim Helal A
Hellner Mark
Oliff & Berridg,e PLC
Toyota Jidosha & Kabushiki Kaisha
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