FIELD: physics.
SUBSTANCE: device comprises: an interface (26) for receiving a data stream (24) obtained from the electromagnetic radiation (14) emitted or reflected by the object (12), stabilisation processing means (28), comprising: a converter (30), a comparator (32), the compensator (34), the extractor (40).
EFFECT: generating characteristic signals with high accuracy, with a reduced amount of computations.
11 cl, 16 dwg
