Teledyne E2v Semiconductors Sas

Christine Charrat

Stéphane Gesset

Caroline Papaix

A circuit () for detecting the appearance of x-rays with a view to triggering a radiological image capture, comprising a set () of photodiodes that is connected to a ground (G), an amplifying circuit () and a capacitor (C), the amplifying circuit () comprising an amplifier (AMP) and a voltage source (GEN) and being connected, via a first input, to the output of the set () of photodiodes, the capacitor (C) being connected between the ground (G) and a second input of the amplifier (AMP), the detecting circuit () being characterized in that the amplifying circuit () is configured to carry out in succession the steps of:

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Saint-Egrève, France

Christine Charrat