Blog entry

Head tracker research for headphones and other tracking applications

Posted by Adrian Freed on December 6, 2006

If we had a small, light, mm-accurate absolute-position sensor head tracking would be easy. Three of these sensors arranged in a triangle would yield the position and orientation of the head. Unfortunately such a sensor is still a few years a away. The precision of the only affordable absolute position sensing technology, GPS is only meters not millimeters.

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