Circuitry and method for sensing spatial transitions sensed with

Details Circuitry and method for sensing spatial transitions sensed with Circuitry and method for sensing spatial transitions sensed with

1996-02-16

1998-07-07

Strecker, Gerard R.

Electricity: measuring and testing

Electrical speed measuring

Including speed-related frequency generator

1231465A, 324174, 32420712, 3242072, 324103P, 327 62, G01P 342, G01P 3488, G01B 730, H03K 51532

Patent

active

057774650

ABSTRACT:
A circuit for use with a magnetic sensing device having at least first and second sensors has a summing amplifier for providing a difference signal and a peak detector for detecting peaks in the difference signal. The peaks determine a spatial offset of a transition in a sensed body.

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Allegro Microsystems, Inc. "3046, 3056, and 3058: Hall Effect Gear-Tooth Sensors-Zero Speed" (date unknown).

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