Results 1 to 10 of about 761 (143)

0.5-V Nano-Power Shadow Sinusoidal Oscillator Using Bulk-Driven Multiple-Input Operational Transconductance Amplifier [PDF]

Sensors, 2023
This paper presents a low-frequency shadow sinusoidal oscillator using a bulk-driven multiple-input operational transconductance amplifier (MI-OTA) with extremely low-voltage supply and nano-power consumption.
Fabian Khateb, Montree Kumngern, Tomasz Kulej, Mohammad Yavari   +3 more
doaj   +4 more sources

An Ultra-Low-Voltage Transconductance Stable and Enhanced OTA for ECG Signal Processing [PDF]

Micromachines
In this paper, a rail-to-rail transconductance stable and enhanced ultra-low-voltage operational transconductance amplifier (OTA) is proposed for electrocardiogram (ECG) signal processing. The variation regularity of the bulk transconductance of pMOS and
Yue Yin, Xinbing Zhang, Ziting Feng, Haobo Qi, Haodong Lu, Jiayu He, Chaoqi Jin, Yihao Luo   +7 more
doaj   +2 more sources

Advances on CMOS Folded-Cascode Operational Transconductance [PDF]

AUT Journal of Electrical Engineering, 2022
In this paper, a tutorial review on several structural improvements of the CMOS folded-cascode Operational Transconductance Amplifier (OTA) is presented. After a brief discussion on the structure and operation of the conventional Folded-Cascode Amplifier,
Mohammad Yavari
doaj   +1 more source

1 V Tunable High-Quality Universal Filter Using Multiple-Input Operational Transconductance Amplifiers [PDF]

Sensors
This paper presents a new multiple-input single-output voltage-mode universal filter employing four multiple-input operational transconductance amplifiers (MI-OTAs) and three grounded capacitors suitable for low-voltage low-frequency applications.
Montree Kumngern, Fabian Khateb, Tomasz Kulej, Boonying Knobnob   +3 more
doaj   +2 more sources

Design of Low Voltage Low Power High Gain Operational Transconductance Amplifier

U.Porto Journal of Engineering, 2021
In this paper, a high gain structure of operational transconductance amplifier is presented. For low voltage operation with improved frequency response bulk driven quasi-floating gate MOSFET is used at the input.
Rajesh Durgam, S. Tamil, Nikhil Raj
doaj   +1 more source

Analysis, Simulation, and Development of a Low-Cost Fully Active-Electrode Bioimpedance Measurement Module

Technologies, 2021
A low-cost 1 kHz–400 kHz operating frequency fully-active electrode bioimpedance measurement module, based on Howland current source, is presented in this paper.
Christos Dimas, Vassilis Alimisis, Ioannis Georgakopoulos, Nikolaos Voudoukis, Nikolaos Uzunoglu, Paul P. Sotiriadis   +5 more
doaj   +1 more source

Operational Transconductance Amplifier in 350nm CMOS technology [PDF]

Electronics, 2015
This paper presents transistor level design of operational transconductance amplifier in CMOS technology. Custom designed, circuit is to be built-in into the mixed-signal, switched capacitor circuit.
Dejan D. Mirković, Predrag M. Petković, Ilija Dimitrijević, Igor Mirčić   +3 more
doaj   +1 more source

Design of a high-speed Schmitt trigger

Dianzi Jishu Yingyong, 2022
In the digital isolator system, due to the existence of circuit parasitics and random noise, the waveform of the digital signal will be severely distorted.
Sun Jianmin, Yan Jiang, Zhang Long, Zhao Yicheng   +3 more
doaj   +1 more source

A 0.6 V Bulk-Driven Class-AB Two-Stage OTA with Non-Tailed Differential Pair

Journal of Low Power Electronics and Applications, 2023
This work presents a two-stage operational transconductance amplifier suitable for sub-1 V operation. This characteristic is achieved thanks to the adoption of a bulk-driven non-tailed differential pair.
Andrea Ballo, Alfio Dario Grasso, Salvatore Pennisi   +2 more
doaj   +1 more source

0.5-V 281-nW Versatile Mixed-Mode Filter Using Multiple-Input/Output Differential Difference Transconductance Amplifiers

Sensors, 2023
This paper presents a new low-voltage versatile mixed-mode filter which uses a multiple-input/output differential difference transconductance amplifier (MIMO-DDTA).
Fabian Khateb, Montree Kumngern, Tomasz Kulej   +2 more
doaj   +1 more source