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3D input apparatus and method thereof

  • US 6,993,451 B2
  • Filed: 06/17/2004
  • Issued: 01/31/2006
  • Est. Priority Date: 06/17/2003
  • Status: Active Grant
First Claim
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1. A 3D input apparatus for detecting input information, comprising:

  • a sensor package measuring a first velocity, an acceleration, and an angular velocity of the 3D input apparatus in a relative body coordinate system;

    a posture information generating unit generating posture information of the 3D input apparatus using the measured acceleration and angular velocity;

    a velocity transformation unit transforming the measured first velocity into a second velocity in an absolute coordinate system using the posture information; and

    a position restoration unit determining a position of the 3D input apparatus by integrating the second velocity.

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