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A/D-Wandlung

A/D-Wandlung. Sascha Fagel. Abtastung. Abtasttheorem.

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A/D-Wandlung

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  1. A/D-Wandlung Sascha Fagel

  2. Abtastung

  3. Abtasttheorem • Ein kontinuierliches, bandbegrenztes Signal, mit einer Maximalfrequenz fmaxmuss mit einer Frequenz größer als 2 · fmax abgetastet werden, damit man aus dem so erhaltenen zeitdiskreten Signal das Ursprungssignal exakt rekonstruieren kann.

  4. Abtasttheorem

  5. Abtasttheorem

  6. Unterabtastung

  7. Quantisierung

  8. Quantisierung

  9. Quantisierungsfehler

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