TOUCH PANEL DEVICE, DISPLAY DEVICE EQUIPPED WITH TOUCH PANEL DEVICE, AND CONTROL METHOD OF TOUCH PANEL DEVICE

摘要

A touch panel device includes an input screen page; an operation element generating unit configured to generate one or more operation elements to be displayed as one or more images on a display unit positioned underneath the input screen page; an oscillation generating unit configured to generate an oscillation for oscillating the input screen page; and a drive control unit configured to drive and control the oscillation generating unit with the use of a driving pattern for generating a standing wave having a waveform in accordance with positions of the one or more operation elements.