Patent · US Expired

Defect pixel correction in an image sensor

US7313288B2 · kind B2 · utility

7Cited by
9References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 20, 2005
Grant dateDec 25, 2007
Priority date
Expiry dateApr 25, 2026

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06T2207/10024
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for defect pixel correction in an image sensor. The method may include calculating a median of extrapolated values of right neighboring and left neighboring pixel values of a potentially defective pixel.

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