Electricity: measuring and testing – Magnetic – Magnetometers
Reexamination Certificate
2011-04-12
2011-04-12
Whittington, Kenneth J (Department: 2858)
Electricity: measuring and testing
Magnetic
Magnetometers
C324S207200, C327S511000
Reexamination Certificate
active
07923997
ABSTRACT:
A magneto-sensitive integrated circuit which amplifies a magneto-sensitive output voltage of a Hall element by an amplifier to generate an amplified voltage, converts an output voltage of the amplifier into a digital signal by an A/D converter; and generates a reference voltage of magnitude corresponding to an indicated value. The amplifier includes a voltage superposition element which superposes a DC voltage corresponding to the reference voltage on the amplified voltage to generate the output voltage of the amplifier.
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Denso Corporation
Oki Micro Design Co., Ltd.
Volentine & Whitt P.L.L.C.
Whittington Kenneth J
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