A pointing device that can move an object in a desired direction on a display screen includes a control unit that switches between a first mode and a second mode in accordance with the contents of the display on the display screen. In the first mode, the pointing device outputs information as to the...http://www.google.fr/patents/US8068094?utm_source=gb-gplus-shareBrevet US8068094 - Pointing device, information display device, and input method utilizing the pointing device
Pointing device, information display device, and input method utilizing the ...