Miscellaneous active electrical nonlinear devices – circuits – and – Specific signal discriminating without subsequent control – By amplitude
Reexamination Certificate
2007-08-01
2009-08-04
Donovan, Lincoln (Department: 2816)
Miscellaneous active electrical nonlinear devices, circuits, and
Specific signal discriminating without subsequent control
By amplitude
C327S205000, C327S206000
Reexamination Certificate
active
07570084
ABSTRACT:
A semiconductor integrated circuit includes a first external terminal for receiving a voltage converted by a resistance portion from a current varying in response to an extrinsic factor, a second external terminal for externally outputting the voltage received at the first external terminal as a detection signal, a control circuit outputting a control signal for changing a resistance value of the resistance portion based on the voltage received at the first external terminal, and a third external terminal for outputting the control signal to the resistance portion.
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Donovan Lincoln
Fish & Richardson P.C.
Houston Adam D
Rohm & Co., Ltd.
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