Patent · US Expired

Method and device for reduction in noise in images from shiny parts

US6678057B2 · kind B2 · utility

12Cited by
8References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 2001
Grant dateJan 13, 2004
Priority date
Expiry dateApr 3, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N21/9515
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method for filtering undesired light reflections in a structured light measurement system during the inspection of shiny metal prismatic objects having uncoated prismatic surfaces, such as turbine blades, using polarized light.

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