Independently tunable voltage-mode OTA-C biquadratic filter with five inputs and three outputs and its fully-uncoupled quadrature sinusoidal oscillator application

SF Wang, HP Chen, Y Ku, CM Yang - AEU-International Journal of …, 2019 - Elsevier
This paper presents an independently tunable five-input and three-output voltage-mode
biquadratic filter using five single-ended output operational transconductance amplifiers …

A new resistorless and electronic tunable third-order quadrature oscillator with current and voltage outputs

HP Chen, YS Hwang, YT Ku - IETE Technical Review, 2018 - Taylor & Francis
This paper presents a new resistorless and electronic tunable third-order quadrature
oscillator based on voltage difference transconductance amplifiers (VDTAs). The proposed …

Electronically tunable grounded/floating inductance simulators using Z-copy CFCCC

AK Singh, P Kumar, R Senani - Turkish Journal of Electrical …, 2018 - journals.tubitak.gov.tr
In this paper, new electronically tunable grounded and floating inductance simulators
employing a Z-copy current follower current controlled conveyor (CFCCC) and one …

Recent developments in current-mode sinusoidal oscillators: circuits and active elements

MT Abuelma'atti - Arabian Journal for Science and Engineering, 2017 - Springer
In this paper a review of the state-of-the-art analog active elements and their applications in
developing current-mode sinusoidal oscillators with explicit output currents is presented …

Electronically tunable current-mode biquadratic filter and four-phase quadrature oscillator

YA Li - Microelectronics Journal, 2014 - Elsevier
This paper presents a current-mode biquadratic filter based on ZC-CFTAs. It employs only
three ZC-CFTAs, one resistor and two grounded capacitors. It can simultaneously realize not …

Novel AM/FM/ASK/FSK/PSK/QAM signal generator based on a digitally programmable CDTA

Z Xia, C Wang, J Jin, S Du, H Lin, H Yang - Circuits, Systems, and Signal …, 2015 - Springer
In this paper, a novel ±±0.8 V current differencing transconductance amplifier (CDTA) with
programmable and tunable ability is proposed and analyzed. The digitally programmable …

Comment-An Active Inductor Employing A New FTFNTA

R Singh, D Prasad - International Journal of Electronics, 2020 - Taylor & Francis
In this paper, a note is made to point out on the proposed structure of floating inductor in a
manuscript 'An Active Inductor Employing A New Four Terminal Floating Nullor …

Voltage-and current-modes sinusoidal oscillator using a single differential voltage current conveyor

HC Chien - Journal of Applied science and Engineering, 2013 - jase.tku.edu.tw
This paper presents a new sinusoidal oscillator using a single differential voltage current
conveyor (DVCC) and five passive components. The proposed oscillator concurrently …

CCCCTA-based resistorless voltage and current mode quadrature oscillator

HP Chen, SF Wang, YT Ku - IEICE Electronics Express, 2015 - jstage.jst.go.jp
Resistorless dual-mode electronically tunable quadrature oscillator using a single current
controlled current conveyor transconductance amplifier (CCCCTA) and two grounded …

Multi-function current differencing cascaded transconductance amplifier (MCDCTA) and its application to current-mode multiphase sinusoidal oscillator

J Jin - Wireless Personal Communications, 2016 - Springer
In this study, a new versatile active element, namely multifunction current differencing
cascaded transconductance amplifier (MCDCTA) is proposed. The proposed MCDCTA …