With the development of science and technology, gas sensors have gradually expanded to
many vertical fields. However, each application requires different technical requirements for …

Most of the resistive sensors have a large baseline resistor and a relatively small
incremental change in the resistor value due to the measurand. A half-bridge-based …

The power transformer is one of the most critical and expensive equipments in an electric
power system. If it is out of service in an unexpected way, the damage for both society and …

An improved digital interface circuit for resistive sensors is proposed in this paper. The circuit
offers many positive features, such as (1) use of single-reference voltage in its …

This paper presents a fast high-linearity low-power versatile interface circuit for MOX gas
sensor. The device is based on a resistance-to-frequency converter with digital output …

Highly accurate and stable current references are especially required for resistive-sensor
conditioning. The solutions typically adopted in using resistors and op-amps/transistors …

In this paper we present a method for wireless readout of resistive sensors. Our approach is
based on the topology where resistive sensor and reference resistor form a voltage divider …

This work demonstrates the development of Ag@ polyaniline/multi-walled carbon nanotube
nanocomposite-based sensor strips and a suitable integrated electronic read-out system for …

Semiconductor gas sensors (chemiresistors) have been widely used in many fields. The
emerging novel gas sensors usually have large initial resistance and ultra-high sensitivity …

Using a sensitive optical system to analyze gases dissolved in samples extracted from
transformer oil Page 1 September/October — Vol. 30, No. 5 15 FEATUREARTICLE 0883-7554/12/$31/©2014/IEEE …