Patent · US Active

Replacing a defective colorant

US8576450B2 · kind B2 · utility

18Cited by
9References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 2011
Grant dateNov 5, 2013
Priority date
Expiry dateFeb 6, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N1/60
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A system and methods for modifying the values of halftoned image pixels to replace a defective colorant with at least one non-defective colorant.

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