Xsens MVN motion capture system: http://www.xsens.com/en/general/mvn
See the intro movie of Free Style 2 Street Basketball created by JCE and Motion Technologies (Xsens distributor for South Korea) using the Xsens MVN mocap suit.
For more cutomer examples by the Xsens MVN system, go to:
http://www.xsens.com/xsens-mvn-examples
