Mobile navigator

Details Mobile navigator Mobile navigator

1982-07-06

1984-09-04

Chin, Gary

Boots, shoes, and leggings

364424, 364454, 364521, 364571, 353 12, 343451, 343452, 340990, 340995, 73178R, G06F 1550, G09B 2910

Patent

active

044701195

ABSTRACT:
A mobile navigator comprises a distance detector for generating a running distance signal, an azimuth detector for generating a progression azimuth detecting signal, a CRT display for indicating the current position of an automotive vehicle, a microcomputer for calculating the current position of the vehicle from the distance detecting signal and the progression azimuth detecting signal and supplying the current position signal to the display, and a memory in which is stored a plurality of map data, earth's magnetic field declination information different for each area in association with the map data, and earth's magnetic field strength information.

REFERENCES:
patent: 4079322 (1978-03-01), Lawrence et al.
patent: 4086632 (1978-04-01), Lions
patent: 4139889 (1979-02-01), Ingels
patent: 4312577 (1982-01-01), Fitzgerald
patent: 4316253 (1982-02-01), Posseme 364449

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