Patent ID: 8970528
Filing Date: 2015-03-03
Classification: G06F

Abstract:
1. An information input device including a clickable touch sensor including a touch sensor that can be vertically moved and a switch that is placed vertically downward with respect to an operation surface of the touch sensor and is pressed down by a user pressing the touch sensor, the information input device comprising: a touch information detecting unit configured to detect a touch information item obtained when a finger of the user is in contact with the touch sensor; a touch information sequence storage unit configured to store the touch information item for a predetermined period; and a pressing start position estimating unit configured to estimate a pressing start position at which the user started to press the touch sensor with the finger, based on touch information items stored in the touch information sequence storage unit, when the switch was pressed down, the touch information items including the touch information item, wherein the pressing start position estimating unit includes: a pressing start time estimating unit configured to estimate a pressing start time at which the user started to press the touch sensor with the finger, based on the touch information items stored in the touch information sequence storage unit, when the switch was pressed down; and a touch position determining unit configured to determine a contact position between the finger of the user and the touch sensor at the pressing start time, with reference to the touch information items stored in the touch information sequence storage unit.