Patent · US Expired

Calibration pattern unit

US7286698B2 · kind B2 · utility

3Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 28, 2003
Grant dateOct 23, 2007
Priority date
Expiry dateNov 8, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06T7/80
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A calibration pattern unit which obtains correction information of an imaging system by imaging at the imaging system comprises a calibration pattern which has a known geometric pattern formed on a plurality of three-dimensionally arranged planes, and a relative position and posture fixing section which fixes relative position and posture between the calibration pattern and the imaging system.

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