Results 61 to 70 of about 612 (188)

Synthesis of a Novel Low-Component Programmable Sinusoidal Oscillator

Active and Passive Electronic Components, 2003
A novel circuit is presented for realizing a sinusoidal oscillator. The proposed circuit, developed through a true synthesis approach, uses one current-feedback operational amplifier (CFOA), one operational transconductance amplifier (OTA), three ...
Muhammad Taher Abuelma'atti, Sa'ad Muhammad Al-Shahrani   +1 more
doaj   +1 more source

A Robust Current-Feedback Operational Amplifier-Based Front-End Amplifier for Electrocardiogram Signal Noise Removal

Sensors
This paper introduces an electrocardiogram (ECG) noise removal front-end amplifier circuit based on a current-feedback operational amplifier (CFOA) that uses the current feedback to detect error signals and control the output. This ECG circuit focuses on
Suchada Sitjongsataporn, Panavy Pookaiyaudom, Phimchanok Sakunpongpitiporn, Pipat Sakarin, Panlop Puntuprecharat, Prajuab Pawarangkoon   +5 more
doaj   +1 more source

GENERATION OF CFOA, CCII AND DVCC BASED OSCILLATORS FROM PASSIVE RLC FILTER

, 2011
In a recent paper the link between the Op Amp-based two integrator loop oscillators and current feedback operational amplifier (CFOA)-based oscillators is detected and clearly explained.
AHMED M. SOLIMAN
core   +1 more source

A Cooperative Fruit Fly Optimization Algorithm for Energy-Efficient Scheduling of Distributed Permutation Flow-Shop with Limited Buffers

Tsinghua Science and Technology
The scheduling problem of distributed permutation flow shop with limited buffer aiming at production efficiency measures has attracted widespread attention due to its closer alignment with real manufacturing environments.
Cai Zhao, Lianghong Wu, Weihua Tan, Cili Zuo, Hongqiang Zhang, Matthias Rätsch   +5 more
doaj   +1 more source

Active-Only Sinusoidal Oscillator Circuits

Active and Passive Electronic Components, 2001
Two new active-only sinusoidal oscillator circuits are proposed. The first circuit uses one current feedback operational amplifier (CFOA) and four operational transconductance amplifiers (OTAs). The second circuit uses only four OTAs.
Muhammad Taher Abuelmaatti, Muhammad Ali Al-Qahtani   +1 more
doaj   +1 more source

A new voltage mode quadrature oscillator using grounded capacitors: An application of CDBA

Engineering Science and Technology, an International Journal, 2018
The paper realizes a single-resistance-controlled oscillator employing current differencing buffered amplifiers as active devices, and virtually grounded resistors and grounded capacitors as passive components.
Tajinder Singh Arora, Soumya Gupta
doaj   +1 more source

Compensation de la tension de décalage du CFOA et applications aux filtres passe-bandes à fréquence programmable [PDF]

, 2004
Amplificateur opérationnel à rétroaction en courant et récent développement -- Amplificateur à rétroaction en courant à tension de décalage réduite -- Filtre-passe -- bande à fréquence programmable -- Analyses des résultats complémentaires du CFOA et du ...
Djebbi, Moncef
core  

Techno-Economic Assessment of Optimal Allocation of Solar PV, Wind DGs, and Electric Vehicle Charging Stations in Distribution Networks Under Generation Uncertainty Using CFOA Algorithm

Energies
Uncertainties in generation and dynamic load behavior provide new problems for radial distribution systems (RDS) caused by the growing integration of renewable distributed generators (RDGs), including solar photovoltaic (PV) systems and wind turbines ...
Babita Gupta, Suresh Kumar Sudabattula, Sachin Mishra, Nagaraju Dharavat, Rajender Boddula, Ramyakrishna Pothu   +5 more
doaj   +1 more source

OpAmp-, CFOA- and OTA-Based Configurations to Design Multi-Scroll Chaotic Oscillators

, 2012
Continuous time chaotic oscillators have been implemented by using several commercially available electronic devices. In this study, the generic circuit topologies based on Operational Amplifier (OpAmp), Current-Feedback Operational Amplifier (CFOA) and ...
Jesús Manuel Muñoz Pacheco, ESTEBAN TLELO CUAUTLE, CARLOS SANCHEZ LOPEZ   +2 more
core  

Two current feedback operational amplifier based grounded impedance multiplier circuit

e-Prime: Advances in Electrical Engineering, Electronics and Energy
This paper presents Current Feedback Operational Amplifier (CFOA) based grounded impedance multiplier circuit. This circuit is designed using two CFOAs and three passive components.
Navnit Kumar, Manjeet Kumar, Neeta Pandey   +2 more
doaj   +1 more source