Electronically tunable current-mode biquad filter employing CCCDTAs and grounded capacitors with low input and high output impedance - Winai Jaikla; Fabian Khateb; Surapong Siripongdee; Piya Supavarasuwat; Peerawut Suwanjan (My University, 2013)
Keywords: Digital biquad filter; All-pass filter; Voltage-controlled filter; Operational transconductance amplifier; Output impedance; Current conveyor; Butterworth filter; Analog and Mixed-Signal Circuit Design