Map displaying method

Details Map displaying method Map displaying method

1994-08-31

1995-11-28

Peng, John K.

Communications: electrical

Vehicle position indication

Map display

340990, 340994, 340988, 364444, 364449, G08G 1123

Patent

active

054712050

ABSTRACT:
A display method for displaying one or more of the current point, the target point, or objective point on a display screen, the method suppressing a display of useless background and offering sufficient background for visual and geographical recognition of the displayed point. When displaying a map of an area about a display point, the displayed area is defined by a circular region having a predetermined radius and a fan-shaped region which spreads at a predetermined angle from a path to be followed by the current point.

REFERENCES:
patent: 4419079 (1983-12-01), Georges et al.
patent: 4845631 (1989-07-01), Bottorf
patent: 4893127 (1990-01-01), Clark et al.
patent: 4974170 (1990-11-01), Bouve et al.
patent: 5212643 (1993-05-01), Yoshida
patent: 5293163 (1994-03-01), Kakihara et al.

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