Analytical synthesis of high-pass, band-pass and low-pass biquadratic filters and its quadrature oscillator application using current-feedback operational amplifiers

SF Wang, HP Chen, Y Ku, MX Zhong - IEEE Access, 2021 - ieeexplore.ieee.org
In this paper, a method of realizing voltage-mode (VM) non-inverting high-pass filter (HPF),
band-pass filter (BPF), low-pass filter (LPF), and inverting low-pass filter (ILPF) transfer …

[HTML][HTML] A CFOA-based voltage-mode multifunction biquadratic filter and a quadrature oscillator using the CFOA-based biquadratic filter

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 …

[HTML][HTML] Voltage-mode multifunction biquad filter and its application as fully-uncoupled quadrature oscillator based on current-feedback operational amplifiers

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 …

Voltage-mode universal biquadratic filter and quadrature oscillator using CFAs

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 …

Single-resistance-controlled quadrature oscillator and universal biquad filter using CFOAs

W Tangsrirat, W Surakampontorn - AEU-International Journal of Electronics …, 2009 - Elsevier
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 …

[HTML][HTML] New resistorless and electronically tunable realization of dual-output VM all-pass filter using VDIBA

N Herencsar, S Minaei, J Koton, E Yuce… - Analog Integrated Circuits …, 2013 - Springer
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 …

[HTML][HTML] Versatile voltage-mode biquadratic filter and quadrature oscillator using four OTAs and two grounded capacitors

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 …

Active-C realization of Multifunction Biquadratic filter and third-order oscillator

J Mohan, B Chaturvedi, A Kumar - Radio Science, 2020 - ieeexplore.ieee.org
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 …

[HTML][HTML] High-input impedance voltage-mode multifunction filter

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 …

[HTML][HTML] Tunable Mixed-Mode Voltage Differencing Buffered Amplifier-Based Universal Filter with Independently High-Q Factor Controllability

N Roongmuanpha, M Faseehuddin, N Herencsar… - Applied Sciences, 2021 - mdpi.com
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) …