Magnetic sensor

Electricity: measuring and testing – Magnetic – Magnetic field detection devices

Reexamination Certificate

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Details

C324S244000

Reexamination Certificate

active

06879153

ABSTRACT:
To provide a magnetism detection apparatus that is small and low in cost and power consumption, a biasing coil4and a negative-feedback coil are integrated with a magnetic impedance element having a magnetic impedance effect in a resinous structure. The magnetism detection apparatus has a reduced magnetic resistance between the magnetic impedance element and the coil, thereby making it possible to apply a bias magnetic field and a negative-feedback magnetic field to the magnetic impedance element with a reduced power consumption.

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