Electronic device with touch screen and method and system for protecting same

A system for protecting an electronic device with a touch screen, comprising:

• a distance determining module determining whether a distance between the touch screen and an object in front of the touch screen is less than or equal to a distance limit;
• a touch determining module determining whether a touch action is applied to the touch screen within a first predetermined time when the distance between the touch screen and the object is less than or equal to the distance limit;
• and
• a warning control module controlling the electronic device to send a warning to a user when no touch action is applied to the touch screen within the first predetermined time.

An electronic device, comprising:

• a touch screen;
• a processor;
• a distance sensor measuring a distance between the touch screen and an object in front of the touch screen and providing a distance detection signal to the processor;
• a touch detection circuit detecting touch actions applied to the touch screen and providing a touch detection signal to the processor;
• and
• a system for protecting the electronic device having one or more programs stored in a storage and executed by the processor, the system comprising:
• a distance determining module determining whether a distance between the touch screen and an object in front of the touch screen is less than or equal to a distance limit;
• a touch determining module determining whether a touch action is applied to the touch screen within a first predetermined time when the distance is less than or equal to the distance limit;
• and
• a warning control module controlling the electronic device to send a warning to a user when no touch action is applied to the touch screen within the first predetermined time.