Published On Feb 16, 2013
The kinect uses a clever combination of cheap infrared projector and camera to sense depth.
References:
• Video
http://www.google.com/patents/US20090...
http://campar.in.tum.de/twiki/pub/Cha... (p. 33)
http://en.wikipedia.org/wiki/Range_im... (Stereo triangulation)
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