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Article Dans Une Revue Measurement Science and Technology Année : 2014

A heat balanced sigma-delta uncooled bolometer

Résumé

This paper describes a heat balanced bolometer with an integrated CMOS sigma-delta interface. The sigma-delta interface accomplishes both the analogue-to-digital conversion and the heat feedback and therefore no other digital core is required. The heat feedback is implemented using a capacitively coupled electrical substitution technique with a digitally modulated signal that enables feedback linearization. Proof of concept is experimentally demonstrated with a polymer-type resistive bolometer and infrared optical source.
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Dates et versions

hal-00981403 , version 1 (22-04-2014)

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Citer

Matthieu Denoual, D. Brouard, A. Veith, Olivier de Sagazan, Mathieu Pouliquen, et al.. A heat balanced sigma-delta uncooled bolometer. Measurement Science and Technology, 2014, 25 (6), pp.065101. ⟨10.1088/0957-0233/25/6/065101⟩. ⟨hal-00981403⟩
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