FET-type gas sensors: A review

S Hong, M Wu, Y Hong, Y Jeong, G Jung… - Sensors and Actuators B …, 2021 - Elsevier
Gas sensing technology is becoming increasingly important in environmental monitoring,
medical diagnostics, and industrial safety. Among various types of gas sensors, FET-type …

Towards a chemiresistive sensor-integrated electronic nose: a review

SW Chiu, KT Tang - Sensors, 2013 - mdpi.com
Electronic noses have potential applications in daily life, but are restricted by their bulky size
and high price. This review focuses on the use of chemiresistive gas sensors, metal-oxide …

CMOS interfacing for integrated gas sensors: A review

JW Gardner, PK Guha, F Udrea… - IEEE Sensors …, 2010 - ieeexplore.ieee.org
Modern gas sensor technology is becoming an important part of our lives. It has been
applied within the home (monitoring CO levels from boilers), the workplace (eg, checking …

A low-noise area-efficient chopped VCO-based CTDSM for sensor applications in 40-nm CMOS

CC Tu, YK Wang, TH Lin - IEEE Journal of Solid-State Circuits, 2017 - ieeexplore.ieee.org
An area-efficient voltage-sensing readout circuit employing chopped voltage-controlled
oscillator (VCO)-based continuous-time delta-sigma modulator (CTDSM) is presented in this …

Design of an array structure for carbon-based field-effect-transistor type gas sensors to accurately identify trace gas species

Q Zou, B Liu, Y Zhang - Journal of Materials Chemistry A, 2023 - pubs.rsc.org
The accurate identification of trace gases has become an important subject in the field of
environmental monitoring due to the ppb-level permissible upper limit of indoor harmful …

A low-power, wide-dynamic-range semi-digital universal sensor readout circuit using pulsewidth modulation

JHL Lu, M Inerowicz, S Joo, JK Kwon… - IEEE sensors …, 2010 - ieeexplore.ieee.org
We present a low-power, low complexity, and wide-dynamic-range universal sensor readout
circuit that converts the sensing capacitance or resistance changes to digital duty cycles …

A 0.6-V, 0.015-mm2, Time-Based ECG Readout for Ambulatory Applications in 40-nm CMOS

R Mohan, S Zaliasl, GGE Gielen… - IEEE Journal of Solid …, 2016 - ieeexplore.ieee.org
A scalable time-based analog front end in 40-nm CMOS is presented for ECG readout for
ambulatory applications. The main challenge addressed is achieving a large dynamic range …

Toward a gas sensor interface circuit—a review

M Ren, H Xu, C Dong, Z Zhang - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
With the development of science and technology, gas sensors have gradually expanded to
many vertical fields. However, each application requires different technical requirements for …

A 0.5-ms 47.5-nJ resistor-to-digital converter for resistive BTEX sensor achieving 0.1-to-5 ppb resolution

Y Lee, B Cho, C Lee, J Kim… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
This article presents an energy-efficient resistor-to-digital converter (RDC) intended for use
in a gas sensor system to detect harmful benzene, toluene, ethyl-benzene, and xylene …

Gas detection microsystem with MEMS gas sensor and integrated circuit

J Wang, J Yang, D Chen, L Jin, Y Li… - IEEE Sensors …, 2018 - ieeexplore.ieee.org
In this paper, a gas detection microsystem which consists of a highly sensitive micro-electro
mechanical systems (MEMS) gas sensor and a CMOS integrated circuit, including a read …