Map displaying device

Details Map displaying device Map displaying device

2011-04-18

2011-12-27

Jeanglaude, Gertrude Arthur (Department: 3661)

Data processing: vehicles, navigation, and relative location

Navigation

Employing position determining equipment

C701S066000, C701S211000, C701S212000, C340S995150

Reexamination Certificate

active

08086402

ABSTRACT:
A map displaying device for displaying an accessible range in an arbitrary display form determined in accordance with the scale of a displayed map and/or with the running state of a vehicle is provided. The map displaying device includes: a display unit for displaying map information stored in a map database; a search unit for calculating travel time information regarding a travel time to an arbitrary point accessible from a reference point; and a time information drawing unit for displaying the travel time information in a superimposed manner on the display unit by varying a display form in accordance with the scale of a map and/or with the running state of a user's vehicle.

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Gen'ichi Nakazawa et al., “Yuhaiso Keikaku Shien Simulation System no Kaihatsu to Tekiyo”, Dai 10 Kai Gijitsu Kenkyu Happyo Ronbunshu 1999 Nen, The Urban Infrastructure & Technology Promotion Council, Feb. 2, 1999, pp. 139-144.
Shin Yoshikawa, “Introduction to Geo-informatics”, Japan, Rikoh Tosho Co., Ltd, Sep. 20, 2002, First Edition, p. 126-127 (partial English language translation provided).

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