Patent ID: 8279181

Claim:
A pointing device operated by an operating object, comprising: a light emitting unit which emits light to illuminate the operating object; a window having two pairs of arms extending from a central region, the arms in each pair extending in opposite directions to an outer limit of a peripheral area surrounding the window, thereby dividing the peripheral area into a plurality of compartmental areas separated by the window; a movement detector which detects movement of the operating object based on light reflected from the operating object and passing through the window; a pressure detector including a plurality of detecting sections, each of the detecting sections disposed in one of the compartmental areas to detect a magnitude of a pressure of the operating object; and a controller which moves a target object in a direction which is determined in accordance with the movement of the operating object at a speed which is determined in accordance with the magnitude of the pressure detected by at least one of the detecting sections when the operating object is moving.