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:
Dec. 27, 2011
Filed:
Jun. 22, 2009
Applicant:
Kosei Mino, Aichi, JP;
Inventor:
Kosei Mino, Aichi, JP;
Assignee:
Aisin AW Co., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An in-vehicle navigation system includes a navigation device that further includes a receiving unit configured to receive information, a storage unit configured to store the received information, and a guidance unit. The navigation system further includes: a battery voltage detector; a temperature sensor; and a control device. The control device includes: a determination unit and a start-up control unit configured to periodically start the navigation device while the vehicle's engine is off, or cancel start-up of the navigation device based upon the detected battery voltage, a predetermined voltage level, and current and/or predicted temperatures.