A high-frequency double-sampling second-order [Delta][Sigma] modulator

A high-frequency double-sampling second-order [Delta][Sigma] modulator

Furthermore, the signal-to-noise ratio is significantly improved by a calibration stage, which dynamically estimates the offset errors to be removed by a simple subtraction from the output signal.

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Bibliographische Detailangaben
Veröffentlicht in:IEEE transactions on circuits and systems. II, Express briefs Express briefs, 2005-12, Vol.52 (12), p.841
Hauptverfasser: Ndjountche, T, Luo, F.-L, Unbehauen, R
Format: Artikel
Sprache:eng
Schlagworte:
Digital signal processors
Signal processing
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Beschreibung
Zusammenfassung:Furthermore, the signal-to-noise ratio is significantly improved by a calibration stage, which dynamically estimates the offset errors to be removed by a simple subtraction from the output signal.
ISSN:1549-7747
1558-3791
DOI:10.1109/TCSII.2005.853513