Flexible sensors, made from flexible electronic materials, are of great importance in the
medical field due to the rising prevalence of cardiovascular and cerebrovascular diseases …

This article presents the experimental results for a multiple-input operational
transconductance amplifier (MI-OTA). To achieve extended linearity under 0.5-V low voltage …

This paper presents a new extremely low-voltage low-power bulk-driven (BD) operational
transconductance amplifier (OTA) realized for low frequency biosignal processing. The …

Owing to the impact of process voltage and temperature variations, the design of low-power
low-pass filters (LPFs) with improved linearity is still one of the most challenging tasks for …

This paper presents an ultra-low power electrocardiogram (ECG) processor that can detect
QRS-waves in real time as the data streams in. The processor performs out-of-band noise …

This brief proposes a high-linear transconductance cell based on parallel source
degeneration and differential flipped voltage followers (FVFs) with balance resistors. The …

In this work, an analog front-end (AFE) circuit for an electrocardiogram (ECG) detection
system has been designed, implemented, and investigated in an industry-standard Cadence …

This paper presents a low-frequency shadow sinusoidal oscillator using a bulk-driven
multiple-input operational transconductance amplifier (MI-OTA) with extremely low-voltage …

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 …

In this paper, a new versatile first-order voltage-mode analog filter using a single multiple-
input voltage differencing differential difference amplifier for extremely low-voltage supply …