A Depari, A Flammini, D Marioli, S Rosa… - Measurement Science …, 2006 - iopscience.iop.org
In this paper, a low-cost interface for high-value resistive sensors ranging from kΩ to GΩ is presented. The proposed circuit acts as a'resistance-to-period converter'and overcomes …
A complete front-end system for resistive gas sensor array is presented. The interface is composed by 8 read-out channels and by 2 closed-loop temperature control circuits. The IC …
M Grassi, P Malcovati… - 2006 Proceedings of the …, 2006 - ieeexplore.ieee.org
In this paper a low-cost CMOS wide-dynamic-range interface for resistive gas sensors is presented. The circuit is based on resistance-to-time conversion. The state of art of this …
G Ferri, V Stornelli - Analog Integrated Circuits and Signal Processing, 2006 - Springer
In this work we present an integrated interface for wide range resistive gas sensors able to heat the sensor resistance through a constant power heater block at 0° C–350° C operating …
M Grassi, P Malcovati… - 2006 IEEE International …, 2006 - ieeexplore.ieee.org
In this paper an integrated wide-range gas sensor interface based on a resistance-to- number converter is presented. The circuit in transistor level simulations achieves a …
Electronic noses are used for important applications as food processing, pollution control and security system, as well as for laboratory works, as new sensors characterization. In the …