Patent · US Expired

Three-dimensional measurement device and system

US5561526A · kind A · utility

172Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 8, 1994
Grant dateOct 1, 1996
Priority date
Expiry dateNov 8, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2013/0081
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A measurement device or system (11) for determining features of a three-dimensional object (20) from two-dimensional images includes a projector (27) for projecting a pattern (73) upon the object (20), at least one imager (17, 19) for obtaining multiple sets of image data of the illuminated object (20) and a processor (47) for obtaining a three-dimensional image (81) of the object (20) from the multiple sets of data.

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