Abridged map generating apparatus, on-vehicle information...

Details Abridged map generating apparatus, on-vehicle information... Abridged map generating apparatus, on-vehicle information...

2005-10-17

2009-02-17

Tran, Dalena (Department: 3664)

Data processing: vehicles, navigation, and relative location

Navigation

Employing position determining equipment

C340S990000

Reexamination Certificate

active

07493212

ABSTRACT:
This abridged map generating apparatus includes an abridged map generation unit that generates an abridged map in which a shape of a road is simplified based upon road map data, wherein the road map data specifies the shapes of the road by shapes of links set for each predetermined road section, and the abridged map generation unit generates the abridged map by simplifying a shapes of a link or link series with fixed positions of both end points of the link or link series made by lining up a plurality of the links.

REFERENCES:
patent: 4924402 (1990-05-01), Ando et al.
patent: 6622085 (2003-09-01), Amita et al.
patent: 6917877 (2005-07-01), Yang
patent: 2007/0276597 (2007-11-01), Kato et al.
patent: 11-202762 (1999-07-01), None

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