Patent · US Active

Color detection method and terminal

US11284013B2 · kind B2 · utility

1Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 2017
Grant dateMar 22, 2022
Priority date
Expiry dateMar 18, 2038

Classification

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

Abstract

A terminal device calibrates a to-be-detected image based on a light source color temperature and scene brightness that are obtained during imaging of the to-be-detected image and based on a preset reference color card image set to restore a real color of the to-be-detected image to a greatest extent.

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