Patent ID: 9483974
Filing Date: 2016-11-01
CPC Classification: G06F,G09G

Claim Text:
1. A method for displaying a keypad on a touch screen including an organic light emitting diode (OLED), the method comprising: discriminately displaying a first screen and a second screen, the second screen outputting at least one icon for executing an application; arranging, on the first screen, a keypad comprising a plurality of keypad blocks, each of the plurality of keypad blocks including at least two areas; determining a light-emitting area among the at least two areas in each keypad block according to an input mode; and displaying, on the first screen, the at least one keypad block by selectively emitting light in the OLED corresponding to the determined at least one light-emitting area, wherein the arranging of the keypad further comprises disposing the at least one icon into a dedicated icon area of the at least two areas in response to receiving a drag input from the at least one icon to the each keypad block.