Patent · US Expired

X-ray diagnosis apparatus having a flat panel detector for detecting an X-ray image

US6819740B2 · kind B2 · utility

6Cited by
2References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 9, 2002
Grant dateNov 16, 2004
Priority date
Expiry dateOct 14, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N25/677
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An X-ray diagnosis apparatus having a flat panel detector which converts an X-ray into an electric signal, comprises extracting means for extracting a noise element, which is stable in a row direction and fluctuant in a column direction, included in an X-ray image obtained on the basis of the electric signal, and subtracting means for subtracting the noise element extracted by the extracting means from the X-ray image.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.