FIELD: information technology. ^ SUBSTANCE: input device is equipped with a means of detecting finger touch and a means of providing haptic feedback to the finger in order to confirm switching on of the touch surface of the input device, and where the means of providing haptic feedback has at least three elongated objects made from shape memory metal, wherein each of the objects is arranged so as to operably interact with at least one means of displacement and become shorter in another direction than the rest of the elongated objects made from shape memory metal, while providing the finger with haptic feedback. ^ EFFECT: providing faster and more accurate haptic feedback when activating an input device, low height of the assembly of the input device. ^ 15 cl, 4 dwg
FORCE FEEDBACK FOR INPUT DEVICE