Ladder-Type Gm-C Filters With Improved Linearity

AR Ghasemi, H Aminzadeh, A Ballo - IEEE Access, 2023 - ieeexplore.ieee.org
A simple yet effective approach to improve the linearity of the transconductor-capacitor ()
filters is proposed without any area or power overhead. Following a generalized nodal …

A CMOS low pass filter for SoC lock-in-based measurement devices

J Pérez-Bailón, B Calvo, N Medrano - Sensors, 2019 - mdpi.com
This paper presents a fully integrated Gm–C low pass filter (LPF) based on a current
steering Gm reduction-tuning technique, specifically designed to operate as the output stage …

A charge-sharing IIR filter with linear interpolation and high stopband rejection

A Bozorg, RB Staszewski - IEEE Journal of Solid-State Circuits, 2022 - ieeexplore.ieee.org
This article introduces a new discrete-time (DT) charge-sharing (CS) low-pass filter (LPF)
that achieves high-order filtering and improves its stopband rejection while maintaining a …

Linearity enhancement in the entire tuning range of CMOS OTA using a new tune compensated source degeneration technique

F Rezaei - Microelectronics journal, 2017 - Elsevier
This paper presents a tunable linear OTA based on an improved adaptive biasing of
degeneration triode-mode transistor and a new technique for compensating the linearity …

A class-AB linear transconductor with enhanced linearity

C Bocciarelli, F Centurelli, P Monsurrò… - … -International Journal of …, 2021 - Elsevier
In this paper a novel linear transconductor topology is proposed, where class-AB behavior
based on adaptive biasing is exploited to improve the linear range. The adaptive biasing …

Linear input range extension for low-voltage operational transconductance amplifiers in Gm-C filters

MAA Ibrahim, M Onabajo - 2017 IEEE international symposium …, 2017 - ieeexplore.ieee.org
A second-order Gm-C low-pass filter with a novel large-signal linearization method for
operational transconductance amplifiers having low supply voltages is presented. The …

An efficient approach to enhance bulk-driven amplifiers

M Akbari, O Hashemipour, MH Moaiyeri… - … Integrated Circuits and …, 2017 - Springer
In this paper, a single-stage class AB bulk-driven amplifier operating in weak inversion
region is proposed. The presented amplifier benefits from an improved high input swing …

An adjustable dual-output current mode MOSFET-only filter

M Akbari, SM Hussein, Y Hashim… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This brief presents an adjustable third-order filter without employing passive elements. The
proposed filter combines two low-pass and band-pass MOSFET-only topologies to configure …

A new low-voltage operational transconductance amplifier with push-pull CMFB scheme for low-pass filter applications

PH Liao, YS Hwang, JJ Chen, Y Ku, SF Wang - AEU-International Journal …, 2020 - Elsevier
This paper proposes a new common-mode feedback (CMFB) scheme for a fully differential
operational transconductance amplifier (OTA) with enhanced linearity and large voltage …

An 114 Hz–12 MHz digitally controlled low‐pass filter for biomedical and wireless applications

MB Elamien, SA Mahmoud - IET Circuits, Devices & Systems, 2018 - Wiley Online Library
This study presents a wide tunable Gm‐C low‐pass filter for biomedical and wireless
applications. The proposed filter was designed using the standard 90 nm complementary …