Navigation system

Details Navigation system Navigation system

2006-04-18

2006-04-18

Black, Thomas G. (Department: 3661)

Data processing: vehicles, navigation, and relative location

Navigation

Employing position determining equipment

C701S214000, C701S207000, C340S995140

Reexamination Certificate

active

07031834

ABSTRACT:
A vehicle navigation system has a plurality of maps, measurement modes, and operation modes. When the measurement mode is a standard in an accuracy priority mode, low detail rate map is used to display a current position. When the measurement mode is a precise measurement in the accuracy priority mode, a city map is used to display the current position. When the low detail rate map is used in a map priority mode, the measurement mode is set to the standard. When the city map is used in the map priority mode, the measurement mode is set to the precise measurement.

REFERENCES:
patent: 6307485 (2001-10-01), Hasegawa
patent: 6349259 (2002-02-01), Sato
patent: 6654683 (2003-11-01), Jin et al.

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