Patent · US Expired

Acousto-optic reflection-active imaging

US6628451B2 · kind B2 · utility

1Cited by
5References
8Claims
0Family size

Inventors

Key dates

Filing dateFeb 14, 2002
Grant dateSep 30, 2003
Priority date
Expiry dateFeb 14, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2291/044
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A product and method uses acousto-optic reflection-active media having an optical reflectivity which changes with changes in acoustic energy intensity interacting with the media to form images of defects in samples when the defects reflect acoustic energy differently from known acoustically reflecting parts of the samples.

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