CAMERA CALIBRATION DEVICE, CAMERA, AND CAMERA CALIBRATION METHOD

Title:

CAMERA CALIBRATION DEVICE, CAMERA, AND CAMERA CALIBRATION METHOD

Document Type and Number:

WIPO Patent Application WO/2013/038681

Kind Code:

A1

Abstract:

Provided are a camera calibration device, a camera, and a camera calibration method capable of performing with simple operation a camera calibration using a calibration index. This camera calibration device (100) is provided with an imaging unit (1) for imaging a calibration index (8), an designating unit (5) for designating the display position of a calibration marker (14) displayed in superimposed fashion, an image signal processing means (3) for performing image processing so that the calibration marker is superimposed and displayed at the designated position, and a calculation unit (4) for calculating a camera attachment angle on the basis of the display position of the calibration marker (14) when the calibration marker (14) is displayed overlapping two points of the calibration index (8).

Inventors:

MAEKAWA TAKASHI (JP)
YANAGISAWA HARUO (JP)
SAWADA RYUUICHI (JP)

Application Number:

PCT/JP2012/005853

Publication Date:

March 21, 2013

Filing Date:

September 13, 2012

Export Citation:

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Assignee:

KYOCERA CORP (JP)
MAEKAWA TAKASHI (JP)
YANAGISAWA HARUO (JP)
SAWADA RYUUICHI (JP)

International Classes:

H04N5/225; B60R1/00; B60R11/04; H04N7/18; H04N17/00

Foreign References:

JP2004200819A	2004-07-15
JP2001245326A	2001-09-07
JP2001245326A	2001-09-07

Other References: