SF Wang, HP Chen, Y Ku, PY Chen - Applied Sciences, 2019 - mdpi.com
This paper proposes a new high-input impedance current feedback operational amplifier (CFOA)-based voltage-mode multifunction biquadratic filter and a voltage-mode quadrature …
SF Wang, HP Chen, Y Ku, MX Zhong - Sensors, 2020 - mdpi.com
This research introduces a new multifunction biquad filter based on voltage mode (VM) current-feedback operational amplifier (CFOA) and a fully uncoupled quadrature oscillator …
HP Chen, YS Hwang, YT Ku, SF Wang… - IEICE Electronics …, 2016 - jstage.jst.go.jp
The paper presents a new voltage-mode universal biquadratic filter and a new quadrature oscillator using two current-feedback amplifiers (CFAs) with two capacitors and three …
This paper presents new single-resistance-controlled (SRC) sinusoidal quadrature oscillator and universal biquad filter circuits with reduced number of passive elements using only two …
In this paper, a new active element called voltage differencing inverting buffered amplifier (VDIBA) is presented. Using single VDIBA and a capacitor, a new resistorless voltage-mode …
SF Wang, HP Chen, Y Ku, CL Lee - Electronics, 2020 - mdpi.com
This article presents a versatile voltage-mode (VM) biquad filter with independently electronic tunability. The proposed structure using one dual-output operational …
The paper introduces a new circuit of voltage-mode multifunction biquadratic filter employing one fully differential second-generation current conveyor, three active resistors, and two …
SF Wang, HP Chen, Y Ku, YF Li - Applied Sciences, 2021 - mdpi.com
This paper proposes a high-input impedance voltage-mode (VM) multifunction biquad filter which employs three current-feedback amplifiers (CFAs), three resistors, and two grounded …
This paper proposes the design of a mixed-mode universal biquad configuration, which realizes generic filter functions in all four possible modes, namely voltage mode (VM) …