Acquisition of three-dimensional images by an active stereo...

Image analysis – Applications – 3-d or stereo imaging analysis

Reexamination Certificate

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C382S278000, C382S282000, C356S603000, C356S611000, C348S047000, C348S135000, C345S419000

Reexamination Certificate

active

07103212

ABSTRACT:
A system and method for acquiring three-dimensional (3-D) images of a scene. The system includes a projection device for projecting a locally unique pattern (LUP) onto a scene, and sensors for imaging the scene containing the LUP at two or more viewpoints. A computing device matches corresponding pixels in the images by using the local uniqueness of the pattern to produce a disparity map. A range map can then be generated by triangulating points in the imaged scene.

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