Sensor signal conditioning circuit

Miscellaneous active electrical nonlinear devices – circuits – and – Gating – Compensation for variations in external physical values

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Details

327379, 327512, 327530, 327532, 327535, 327538, 327565, 307 101, H03K 1714, H01L 3500, H01L 2500, H01J 1982

Patent

active

055086519

ABSTRACT:
An automotive sensor arrangement including an automotive sensor coupled via first and second wires to signal sensor evaluation means, a signal conditioning circuit comprising a first gate means connected to provide a bias operating voltage signal on said first wire to the sensor, a second gate means of similar construction to the first gate means and mounted in the same environment and first gate means, the second gate means being coupled to the second wire of the leas means for receive the voltage signal bears a predetermined relationship to the switching point voltage of the second gate means.

REFERENCES:
patent: 4374333 (1983-02-01), Avery
patent: 4896089 (1990-01-01), Kliman et al.
patent: 4965577 (1990-10-01), Baba
patent: 5024186 (1991-06-01), Long et al.

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