Method and integrated circuit including an amplifier...

Details Method and integrated circuit including an amplifier... Method and integrated circuit including an amplifier...

2007-07-25

2009-12-22

Pascal, Robert (Department: 2817)

Amplifiers

With amplifier condition indicating or testing means

C330S009000

Reexamination Certificate

active

07636013

ABSTRACT:
An integrated circuit including a circuit for calibration and offset compensation of an amplifier method is disclosed. In one embodiment, the method includes providing a reference input signal to the input of an amplifier, coupling the output signal of the amplifier to a comparator circuit as a first input signal, providing a target signal to the comparator circuit as a second input signal, and increasing or decreasing a control signal provided to amplifier VGA corresponding to the output of the comparator circuit by one adjustment process of small process size.

REFERENCES:
patent: 5508656 (1996-04-01), Jaffard et al.
patent: 7167045 (2007-01-01), Son et al.
patent: 7420410 (2008-09-01), Ohba

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