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Title:COMPENSATION ANALOG AND DIGITAL FILTERING FOR PYROELECTRIC SENSORS ARRAYS
DOI No:10.1142/9789812701770_0083
Source:SENSORS AND MICROSYSTEMS (pp 489-493)
Author(s):G. GROSSO
Dipartimento di Elettronica e Telecomunicazioni, Università di Firenze, Via S. Marta 3,50139, Firenze, Italy

L. CAPINERI
Dipartimento di Elettronica e Telecomunicazioni, Università di Firenze, Via S. Marta 3,50139, Firenze, Italy

L. MASOTTI
Dipartimento di Elettronica e Telecomunicazioni, Università di Firenze, Via S. Marta 3,50139, Firenze, Italy

M. MAZZONI
IFAC-CNR, Sede EQ, via Madonna del Piano, 50019 Sesto, Firenze, Italy

F. LENZI
El.En., Via Baldanzese 17, 50041, Calenzano (FI), Italy

S. CAIOLI
El.En., Via Baldanzese 17, 50041, Calenzano (FI), Italy

Abstract:Two new implementations have been developed for the processing and visualisation of signals generated by PVDF pyroelectric sensor arrays. The design and the implementation of an analog compensation filter was aimed to improve the reconstruction accuracy of CO2 laser pulses. A second digital implementation with a numerical inverse filtering program on the microcontroller Hitachi SH2 has been developed to compare with the analog option.
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