The invention relates to a display system using a remote control handunit having "pointing function" capability for moving a cursor displayed on a display screen by changing the angular position of the remote control handunit. Specifically, the individual transmitting transducers of the remote control...http://www.google.fr/patents/US4745402?utm_source=gb-gplus-shareBrevet US4745402 - Input device for a display system using phase-encoded signals
Input device for a display system using phase-encoded signals
