Electronic compass using hall-effect sensors

Details Electronic compass using hall-effect sensors Electronic compass using hall-effect sensors

1991-04-29

1993-08-31

Snow, Walter E.

Electricity: measuring and testing

Magnetic

Magnetometers

324247, 33361, G01R 3306, G01R 3302, G01C 1728, G01C 1730

Patent

active

052412709

ABSTRACT:
A Hall effect device with appropriate electronic circuits can sense a very weak magnetic field and it is thus useful to be used as a compass. It can also be configured as two or more directional indicators as desired.

REFERENCES:
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patent: 3622898 (1971-11-01), Salmon
patent: 3906641 (1975-09-01), Freeman
patent: 4163326 (1979-08-01), Edwards
patent: 4373271 (1983-02-01), Nitz
patent: 4518918 (1985-05-01), Avery
patent: 4656750 (1987-04-01), Pitt et al.
patent: 4692702 (1987-09-01), Huschelrath et al.
patent: 4737710 (1988-04-01), Van Antwerp et al.
patent: 4857842 (1989-08-01), Sturman et al.

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