Primary land arctic navigation system

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

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Details

364449, 364454, G01C 2104, G06G 778

Patent

active

050756931

ABSTRACT:
A land navigation system for use in a vehicle, comprises, in combination, a device providing a signal representative of the heading of the vehicle, a device providing a signal representative of the speed of the vehicle, and a computing apparatus responsive to the vehicle heading representative signal and the vehicle speed representative signal for providing a continuous indication of the position, altitude and heading of the vehicle.

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patent: 4680715 (1987-07-01), Pawelek
patent: 4725843 (1988-02-01), Suzuki et al.
patent: 4731613 (1988-03-01), Endo et al.
patent: 4743913 (1988-05-01), Takai
patent: 4837700 (1989-06-01), Ando et al.
patent: 4899285 (1990-02-01), Nakayama et al.
patent: 4903212 (1990-02-01), Yokouchi et al.

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