Variable gain differential amplifier

Variable gain differential amplifier and multiplication circuit

Variable gain differential amplifier and multiplication circuit

Variable gain differential amplifier circuit

Variable gain differential amplifier, and variable...

Variable gain differential amplifier, and variable...

Variable gain equalizer with a mirror circuit having opposite ph

Variable gain feedback amplifier circuit apparatus and...

Variable gain feedback amplifier circuit apparatus and...

Variable gain low noise amplifier

Variable gain low noise amplifier and method

Variable gain low noise amplifier for a wireless terminal

Variable gain low-noise amplifier and method

Variable gain low-noise amplifier for a wireless terminal

Variable gain low-pass filter

Variable gain mixer-amplifier with fixed DC operating...

Variable gain peak detector

Variable gain RF amplifier

Variable gain RF amplifier with linear gain control

Variable gain RF amplifier with switchable bias injection and fe