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Dual-projector three-dimensional scanner

  • US 9,857,167 B2
  • Filed: 06/23/2015
  • Issued: 01/02/2018
  • Est. Priority Date: 06/23/2015
  • Status: Active Grant
First Claim
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1. A dual-projector three-dimensional (3D) scanner, comprising:

  • a structured-light projection subsystem, comprising a first projector configured for projecting a first light pattern onto an object, and a second projector configured for projecting a second light pattern onto the object;

    a camera for capturing pattern images of the first light pattern reflected from the object or the second light pattern reflected from the object; and

    a computing-and-control subsystem communicatively coupled to the structured-light projection subsystem and the camera, the computing-and-control subsystem configured to;

    (i) obtain the object'"'"'s scanning requirements,(ii) activate, depending on the object'"'"'s scanning requirements, either the first projector or the second projector,(iii) capture, using the camera, a pattern image, and(iv) process the pattern image to produce a range image.

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