Each sensor element senses the magnetic field strength generated by each of the plurality of {HEAD ~ magnets} and provides {TAIL ~ data} indicative of the direction of the magnets in a three dimensional space 
Each sensor element senses the magnetic field strength generated by each of the plurality of { HEAD ~ magnets } and provides { TAIL ~ data } indicative of the direction of the magnets in a three dimensional space
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH