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Patents Year : 2013

Convertisseur analogique-numérique delta-sigma


The invention relates on a sigma delta digital to analog converter, digitally sequenced by a clock, comprising a main line and a feedback line, the main line comprising: an input port, a linear filter G(z) and a multibit quantifier, a digital to analog converter, an output port, and the feedback line comprising a correcting memory table, able to process a correcting signal, and an adder able to subtract said correcting signal from an input signal, wherein the correcting memory table time cycle is k times greater than the clock time cycle.


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Dates and versions

hal-00920991 , version 1 (19-12-2013)


  • HAL Id : hal-00920991 , version 1


Luc Dartois, Philippe Benabes. Convertisseur analogique-numérique delta-sigma. France, Patent n° : EP2544374 A1. 2013. ⟨hal-00920991⟩
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