Differential difference amplifier for amplifying small...

Details Differential difference amplifier for amplifying small... Differential difference amplifier for amplifying small...

2006-10-24

2006-10-24

Nguyen, Patricia (Department: 2817)

Amplifiers

With semiconductor amplifying device

Including differential amplifier

C330S069000, C330S260000, C330S311000, C327S307000

Reexamination Certificate

active

07126423

ABSTRACT:
A differential difference amplifier is provided for amplifying an input signal having a magnitude close to zero (or a negative supply voltage) and adding an offset voltage to the amplified input signal.

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E. Lee, “Low-Voltage Opamp Design and Differential Difference Amplifier Design Using Linear Transconductor with Resistor Input,” IEEE Transactions on Circuits and Systems-II; Analog and Digital Signal Processing, vol. 47, pp. 776-778, Aug. 2000.

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