Solid state compass

Details Solid state compass Solid state compass

1980-12-11

1983-02-15

Martin, Jr., William D.

Geometrical instruments

Indicator of direction of force traversing natural media

Magnetic field responsive

324251, 324260, G01C 1730

Patent

active

043732712

ABSTRACT:
The magnetic field strengths in two perpendicularly oriented ferromagnetic core members are converted to voltages and summed to form a composite field strength voltage. The core members are mounted in a vehicle and the slope polarity and amplitude of the composite field strength voltage are used to determine the heading of the vehicle.

REFERENCES:
patent: 2047609 (1936-07-01), Antrankian
patent: 3425648 (1969-02-01), Wipfe et al.
patent: 3991361 (1976-11-01), Mattern et al.
patent: 4267640 (1981-05-01), Wu
patent: 4302746 (1981-11-01), Searzello et al.

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