Objective position information supplying method in navigation sy

Details Objective position information supplying method in navigation sy Objective position information supplying method in navigation sy

1995-05-04

1997-02-11

Teska, Kevin J.

Boots, shoes, and leggings

3644441, 364458, 340995, G06F 1550, G01C 2100

Patent

active

056027400

ABSTRACT:
An objective position information supplying method in a navigation system for detecting a present position of a self vehicle, includes the steps of: judging whether or not a distance between the detected present position and an objective position is within a predetermined distance set for each of objective positions, which include a position scheduled to pass therethrough and a position scheduled to arrive thereat; judging whether or not a direction to the detected present position from the objective position is within a first angle range, which is set for each of the objective positions on a standard of a direction of the self vehicle to enter each of the objective positions; judging whether or not a direction to the objective position from the detected present position is within a second angle range, which is set with respect to an advance direction of the self vehicle at the detected present position; and supplying a predetermined kind of information as for the objective position to a driver if the judged distance is within the predetermined distance, if the judged direction to the detected present position is within the first angle range, and if the judged direction to the objective position is within the second angle range.

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patent: 5159556 (1992-10-01), Schorter
patent: 5339246 (1994-08-01), Kao
patent: 5367463 (1994-11-01), Tsuji
patent: 5394332 (1995-02-01), Kuwahara et al.
patent: 5398189 (1995-03-01), Inoue et al.
patent: 5408415 (1995-04-01), Inoue et al.

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