Nanopower multiple-input DTMOS OTA and its applications to high-order filters for biomedical systems

M Kumngern, T Kulej, F Khateb, V Stopjakova… - … -International Journal of …, 2021 - Elsevier
A new solution for a low-voltage multiple-input dynamic threshold operational
transconductance amplifier (MIDT OTA) for low-frequency signal processing applications is …

0.5-V high linear and wide tunable OTA for biomedical applications

F Khateb, T Kulej, M Akbari, M Kumngern - IEEE Access, 2021 - ieeexplore.ieee.org
This paper presents a low-voltage nano-power multiple-input operational transconductance
amplifier (MI-OTA) with high linearity performance and increased input voltage swing. The …

0.5-V nano-power voltage-mode first-order universal filter based on multiple-input OTA

F Khateb, M Kumngern, T Kulej - IEEE Access, 2023 - ieeexplore.ieee.org
This paper presents a new application of the multiple-input operational transconductance
amplifier (MI-OTA). The MI-OTA has been used to realize a first-order universal filter which …

MIOTA-based filters for noise and motion artifact reductions in biosignal acquisition

F Khateb, P Prommee, T Kulej - IEEE Access, 2022 - ieeexplore.ieee.org
This paper presents a new low-voltage CMOS structure for operational transconductance
amplifier (OTA) exploiting the bulk-driven, the self-cascode and the multiple-input transistor …

Multiple-input universal filter and quadrature oscillator using multiple-input operational transconductance amplifiers

M Kumngern, F Khateb, T Kulej, C Psychalinos - IEEE Access, 2021 - ieeexplore.ieee.org
This paper presents a new multiple-input single-output voltage-mode universal biquad filter
based on multiple-input operational transconductance amplifiers (MI-OTA). This work …

0.5 V sixth-order Chebyshev band-pass filter based on multiple-input bulk-driven OTA

M Kumngern, T Kulej, V Stopjakova, F Khateb - AEU-International Journal …, 2019 - Elsevier
This paper presents a low-voltage sixth-order Chebyshev band-pass filter based on multiple-
input operational transconductance amplifier (MI-OTA). The used voltage supply is 0.5 V and …

Design of 0.4 V, 386nW OTA using DTMOS technique for biomedical applications

E Kargaran, M Sawan, K Mafinezhad… - 2012 IEEE 55th …, 2012 - ieeexplore.ieee.org
An ultra-low-voltage ultra-low-power operational transconductance amplifier (OTA) using
dynamic threshold MOS (DTMOS) technique is presented in this paper. The proposed …

Analysis and design of a highly linear CMOS OTA for portable biomedical applications in 90 nm CMOS

MB Elamien, SA Mahmoud - Microelectronics journal, 2017 - Elsevier
This paper presents the analysis and design of a new CMOS highly linear digitally
programmable operational transconductance amplifier (DPOTA). The proposed DPOTA is …

Fully differential fifth-order dual-notch low-pass filter for portable EEG system

M Kumngern, F Khateb, T Kulej, D Arbet… - AEU-International Journal …, 2022 - Elsevier
This paper presents a new fully differential fifth-order dual-notch low-pass filter based on
multiple-input multiple-output operational transconductance amplifiers (MIMO OTA). This …

A wide linear range CMOS OTA and its application in continuous-time filters

TB Kumar, SK Kar, D Boolchandani - Analog Integrated Circuits and …, 2020 - Springer
In this paper, we have proposed a highly linear Operational Transconductance Amplifier
(OTA) with wide linear input range. The proposed OTA utilizes conventional source …