Mastercard Incorporated
Method and an apparatus for activating a predetermined function

Abstract:

Disclosed is a computer-implemented method for activating a predetermined function in a device. The device in question has at least a touch-screen coupled to a processor, and is operable in a data entry mode and a command mode, the data entry mode being one in which the processor is configured to receive inputs detected at the touch-screen and the command mode being one in which the processor is configured to activate a function.