Three-dimensional measuring method and device, and computer...

Optics: measuring and testing – Shape or surface configuration – Triangulation

Reexamination Certificate

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C356S625000, C382S154000

Reexamination Certificate

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06853458

ABSTRACT:
In order to reproduce a three-dimensional shape of an object accurately while maintaining measuring accuracy and high speed, in a three-dimensional measuring method of projecting a stripe pattern having colored stripes on the object and measuring the three-dimensional shape of the object based on stripe positions on the imaged image corresponding to the stripes on the stripe pattern, colors of the stripes on the stripe pattern are set according to a predetermined rule, and a plurality of stripes having a predetermined positional relationship are extracted from the image, and correspondence with stripes on the stripe pattern based on the color arrangement of the extracted plural stripes.

REFERENCES:
patent: 4846577 (1989-07-01), Grindon
patent: 5675407 (1997-10-01), Geng
patent: 6028672 (2000-02-01), Geng
patent: 6256099 (2001-07-01), Kaufman et al.
patent: 6341016 (2002-01-01), Malione
patent: 6369899 (2002-04-01), Hamada
patent: 6549288 (2003-04-01), Migdal et al.
patent: 6640004 (2003-10-01), Katayama et al.
patent: 61-075210 (1986-04-01), None
patent: 04052509 (1992-02-01), None

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