Two new multiple-mode (including voltage, current, transconductance, and transresistance
modes) OTA-C universal biquad filters are proposed. The first proposed circuit uses only …

This paper introduces an electronically tunable mixed-mode universal biquad filter
configuration employing four single output operational transconductance amplifiers (OTAs) …

A novel universal biquad filter topology, realized using Operational Transconductance
Amplifiers as active elements, is presented in this paper. It offers the benefits of orthogonal …

A novel electronically tunable mixed-mode universal biquad by using four single-output and
one dual-output-operational transconductance amplifiers, two grounded capacitors is …

This paper presents a mixed-mode universal filter using a multiple-input multiple-output
operational transconductance amplifier (MIMO-OTA). The multiple-input OTA is designed …

This paper presents a new mixed-mode universal filter based on a differential difference
transconductance amplifier (DDTA). Unlike the conventional transconductance amplifier …

In this paper, a simple circuit configuration for simulating the floating inductor, capacitor and
resistor using differential voltage current conveyor transconductance amplifier (DVCCTA) as …

In this paper, a general structure using dual-output operational transconductance amplifiers
(OTAs) is explored to derive new first-order and second-order multi-function filters using …

In this paper, a novel single-input three-output (SITO) second-order multifunction active
voltage filter with high-input impedance is proposed. The proposed circuit is based on using …

This paper describes a voltage mode third-order quadrature sinusoidal oscillator (TOQSO)
based on operational transconductance amplifiers (OTAs). The proposed configuration uses …