Geographic display device for a moving vehicle

Details Geographic display device for a moving vehicle Geographic display device for a moving vehicle

1982-06-09

1984-12-25

Groody, James J.

Communications: electrical

Vehicle position indication

Prerecorded message describes position

340995, 360 12, 364460, G08G 112, G11B 500

Patent

active

044907176

ABSTRACT:
A plurality of sections of drive route charts from a start point to a destination point of a car are sequentially switched for display on a CRT as the car travels by a predetermined distance. The drive route charts are stored in a memory as image information, together with distance information of distances from a predetermined reference point to distance correction points in the respective drive route charts. At the distance correction points of the respective drive route sections, the distance stored in the memory are updated by the actual travel distances of the car.

REFERENCES:
patent: 3711653 (1973-01-01), Barbier
patent: 4139889 (1979-02-01), Ingels
patent: 4159490 (1979-06-01), Wood
patent: 4190819 (1980-02-01), Burgyan
patent: 4229724 (1980-10-01), Marcus
patent: 4360876 (1982-11-01), Girault
patent: 4402050 (1983-08-01), Tagami

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