20 ms·

I guest, they are using GPS + Gyroscope Maybe one can increase the accuracy by modulating the flash light and apply bandpass filter on the other end. Also: h

by sumnulu 12y ago

I guest, they are using GPS + Gyroscope Maybe one can increase the accuracy by modulating the flash light and apply bandpass filter on the other end. Also: http://en.wikipedia.org/wiki/Sensor_fusion http://en.wikipedia.org/wiki/Sensor_fusion