Spectral CT KV ripple detection and correction method

The present invention relates to spectral correction. A spectral correction apparatus is described that is configured to identify a voltage fluctuation in the X-ray tube and to parameterize the high voltage fluctuation to correct the effective X-ray spectrum per individual frame.

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Bibliographische Detailangaben
Hauptverfasser: Garcia I Tormo, Albert, Vogtemeir, Gereon, Steadman Booker, Roger, Engel, Klaus Jürgen
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:The present invention relates to spectral correction. A spectral correction apparatus is described that is configured to identify a voltage fluctuation in the X-ray tube and to parameterize the high voltage fluctuation to correct the effective X-ray spectrum per individual frame.