Patent · US Expired

Automatic foreground lighting effects in a composited scene

US6538396B1 · kind B1 · utility

10Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 2001
Grant dateMar 25, 2003
Priority date
Expiry dateSep 24, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/75
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A method for automatically implementing and coordinating the techniques of creating the illusion of illumination changes on a foreground subject that should occur when the subject moves throughout the various illumination levels on the background of a composite image.

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