Design and implementation of sub 0.5‐V OTAs in 0.18‐μm CMOS
A family of bulk‐driven CMOS operational transconductance amplifiers (OTAs) has been
designed for extremely low supply voltages (0.3‐0.5 V). Three OTA design schemes with …
designed for extremely low supply voltages (0.3‐0.5 V). Three OTA design schemes with …
A standard-cell-based CMFB for fully synthesizable OTAs
In this paper, we propose a fully standard-cell-based common-mode feedback (CMFB) loop
with an explicit voltage reference to improve the CMRR of pseudo-differential standard-cell …
with an explicit voltage reference to improve the CMRR of pseudo-differential standard-cell …
A tree-based architecture for high-performance ultra-low-voltage amplifiers
In this paper, we introduce a novel tree-based architecture which allows the implementation
of Ultra-Low-Voltage (ULV) amplifiers. The architecture exploits a body-driven input stage to …
of Ultra-Low-Voltage (ULV) amplifiers. The architecture exploits a body-driven input stage to …
An enhanced input differential pair for low-voltage bulk-driven amplifiers
This article presents a low-voltage high-transconductance input differential pair for bulk-
driven amplifiers. The proposed structure employs two bulk-driven flipped voltage follower …
driven amplifiers. The proposed structure employs two bulk-driven flipped voltage follower …
A differential-to-single-ended converter based on enhanced body-driven current mirrors targeting ultra-low-voltage OTAs
In this work, an ultra-low-voltage (ULV) technique to improve body-driven current mirrors is
proposed. The proposed technique is employed to improve the performance of conventional …
proposed. The proposed technique is employed to improve the performance of conventional …
A low-noise high-gain recycling folded cascode operational transconductance amplifier based on gate driven and quasi-floating bulk technique
Operational Transconductance Amplifier (OTA) is an important circuit block used in the
design of filter, amplifiers and oscillators for various analog-mixed circuit systems. However …
design of filter, amplifiers and oscillators for various analog-mixed circuit systems. However …
Nanopower multiple-input DTMOS OTA and its applications to high-order filters for biomedical systems
A new solution for a low-voltage multiple-input dynamic threshold operational
transconductance amplifier (MIDT OTA) for low-frequency signal processing applications is …
transconductance amplifier (MIDT OTA) for low-frequency signal processing applications is …
A 0.25-V calibration-less inverter-based OTA for low-frequency Gm-C applications
RAS Braga, LHC Ferreira, GD Coletta, OO Dutra - Microelectronics Journal, 2019 - Elsevier
This paper presents a calibration-less inverter-based operational transconductance
amplifier (OTA) built with intrinsically matched CMOS inverters, therefore, dispensing any …
amplifier (OTA) built with intrinsically matched CMOS inverters, therefore, dispensing any …
0.4-V tail-less quasi-two-stage OTA using a novel self-biasing transconductance cell
This work presents a tail-less fully differential bulk-driven transconductance amplifier without
using a common-mode feedback (CMFB) circuit. The proposed amplifier employs two P-type …
using a common-mode feedback (CMFB) circuit. The proposed amplifier employs two P-type …
An insight into the hardware and software aspects of a BCI system with focus on ultra-low power bulk driven OTA and Gm-C based filter design, and a detailed review …
NP Singh, AK Gautam, T Sharan - Artificial Intelligence-Based Brain …, 2022 - Elsevier
Over the last few years, Brain Computer Interface (BCI) systems have been developed for
assisting disabled or paralyzed people. The BCI systems operate as communication …
assisting disabled or paralyzed people. The BCI systems operate as communication …