Data processing: vehicles – navigation – and relative location – Navigation – Employing position determining equipment
Patent
1998-03-06
2000-09-05
Louis-Jacques, Jacques H.
Data processing: vehicles, navigation, and relative location
Navigation
Employing position determining equipment
701208, 701209, 73178R, 340988, G06G 778
Patent
active
06115668&
ABSTRACT:
A navigation apparatus provided with: a vertical movement detecting device for detecting a presence or absence of a movement in a vertical direction of a moveable body associated with the movement of the movable body; a judging device for judging a position in the vertical direction of the movable body on the basis of the presence or absence of the movement in the vertical direction detected by the detecting device; and a notifying device for notifying a present position of the movable body on the basis of the position in the vertical direction judged by the judging device.
REFERENCES:
patent: 4586138 (1986-04-01), Mullenhoff et al.
patent: 4741207 (1988-05-01), Spangler
patent: 5187977 (1993-02-01), Koschorek et al.
patent: 5574649 (1996-11-01), Levy
patent: 5902348 (1999-05-01), Okamoto et al.
patent: 5949375 (1999-09-01), Ishiguro et al.
European Search Report dated Aug. 5, 1999.
Hashida Masaya
Ishiguro Motoki
Kaneko Hitoshi
Matsumoto Yoshiaki
Okamoto Tatsuya
Louis-Jacques Jacques H.
Pioneer Electronic Corporation
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