International Business Machines Corporation
Protecting the display of a device when cleaning with a cloth/material

Abstract:

A mobile device comprising: a display; a first sensor to detect a cloth approaching a surface of the display; an ultrasonic emitter to emit ultrasonic waves towards the cloth; a second sensor to track a pressure a user exerts on the surface of the display; and a processing unit to: determine if the material of the cloth is hard or soft; in response to the material being hard, alert the user that the cloth is not appropriate to clean the surface of the display; and alert the user that the entire display was not cleaned with the cloth.