Navigation apparatus and navigation method
First Claim
1. A navigation apparatus comprising:
- a measuring means for measuring a present position of a movable body to output a present position information indicating the measured present position;
a storing means for storing map information;
a displaying means having a display picture plane, for displaying various information on the display picture plane;
a display controlling means for controlling said displaying means to display a target position information, which is set as information indicating a target position, and the present position information on the map information;
a judging means for judging whether a distance between the present position and the target position is within a predetermined value; and
a calculating means for calculating a middle position between the present position and the target position when the judged distance is within the predetermined value according to a judgement by the judging means, to output middle position information indicating the calculated middle position;
said display controlling means controlling said displaying means to display the target position information and the present position information under a condition where a display position of the middle position information is located at a center of the display picture plane when the judged distance is within the predetermined value according to the judgement by the judging means, and to display the target position information and the present position information under a condition where a display position of the present position information is away from the center of the display picture plane by a predetermined distance when the judged distance is not within the predetermined value according to the judgement by the judging means.
1 Assignment
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Accused Products
Abstract
A navigation apparatus is provided with: a measuring device for measuring a present position of a movable body to output a present position information; a storing device for storing map information; a displaying device having a display picture plane, for displaying various information on the display picture plane; a display controlling device for controlling the displaying device to display a target position information, which is set as information indicating a target position, and the present position information on the map information; a judging device for judging whether a distance between the present position and the target position is within a predetermined value; and a calculating device for calculating a middle position between the present position and the target position when the distance is within the predetermined value, to output middle position information, the display controlling device controlling the displaying device to display the target position information and the present position information under a condition where a display position of the middle position information is located at a center of the display picture plane.
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Citations
6 Claims
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1. A navigation apparatus comprising:
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a measuring means for measuring a present position of a movable body to output a present position information indicating the measured present position; a storing means for storing map information; a displaying means having a display picture plane, for displaying various information on the display picture plane; a display controlling means for controlling said displaying means to display a target position information, which is set as information indicating a target position, and the present position information on the map information; a judging means for judging whether a distance between the present position and the target position is within a predetermined value; and a calculating means for calculating a middle position between the present position and the target position when the judged distance is within the predetermined value according to a judgement by the judging means, to output middle position information indicating the calculated middle position; said display controlling means controlling said displaying means to display the target position information and the present position information under a condition where a display position of the middle position information is located at a center of the display picture plane when the judged distance is within the predetermined value according to the judgement by the judging means, and to display the target position information and the present position information under a condition where a display position of the present position information is away from the center of the display picture plane by a predetermined distance when the judged distance is not within the predetermined value according to the judgement by the judging means. - View Dependent Claims (2, 3)
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4. A navigation method comprising the steps of:
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measuring a present position of a movable body to output a present position information indicating the measured present position; storing map information; displaying various information on a display picture plane of a displaying means; controlling said displaying means to display a target position information, which is set as information indicating a target position, and the present position information on the map information; judging whether a distance between the present position and the target position is within a predetermined value; calculating a middle position between the present position and the target position when the judged distance is judged to be within the predetermined value, to output middle position information indicating the calculated middle position; and controlling said displaying means to display the target position information and the present position information under a condition where a display position of the middle position information is located at a center of the display picture plane when the judged distance is within the predetermined value according to a judgement of the judging step, and to display the target position information and the present position information under a condition where a display position of the present position information is away from the center of the display picture plane by a predetermined distance when the judged distance is not within the predetermined value according to the judgement of the judging step. - View Dependent Claims (5, 6)
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Specification