Patent · US Expired

Image processing

US7042489B2 · kind B2 · utility

10Cited by
8References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 2001
Grant dateMay 9, 2006
Priority date
Expiry dateApr 9, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/11
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A system for scanning cinematographic film so as to produce digital images corresponding to the images on frames of the film is provided. The system includes means for scanning the film, means for displaying the digital images obtained by scanning the film, and image processing means. The image processing means includes means for adjusting the appearance attributes of the digital images obtained and further includes (a) means for displaying the output signal level versus time in graphical form for the images obtained, and/or (b) means for displaying the luminance, chrominance and saturation of the images obtained in graphical form on polar axes.

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