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Optical positioning device resistant to speckle fading

  • US 20050258346A1
  • Filed: 05/05/2005
  • Published: 11/24/2005
  • Est. Priority Date: 05/21/2004
  • Status: Abandoned Application
First Claim
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1. An optical positioning apparatus configured to be resistant to speckle fading, the apparatus comprising:

  • a coherent light source for illuminating a surface with laser light;

    a detector configured to obtain a succession of data frames of the illuminated surface, wherein the detector comprises N rows, each row including a plurality of photosensitive elements.

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