COST EFFICIENT ELEMENT FOR COMBINED PIEZO SENSOR AND ACTUATOR IN ROBUST AND SMALL TOUCH SCREEN REALIZATION AND METHOD FOR OPERATION THEREOF

摘要

A device comprising a piezo element includes a piezo-electric material the piezo element including a piezo actuator, and at least one piezo-sensor coupled to the piezo actuator, wherein the piezo actuator and the at least one piezo sensor include a common element.