Patent ID: 7868787
Filing Date: 2011-01-11
Classification: G06F

Abstract:
1. A character-input method comprising: providing a plurality of objects having a predetermined arrangement according to a character-input request; mapping characters included in a character group represented by a representative character mapped to an object identified by a first signal among objects to which at least one representative character is mapped when the first signal is received from a user input device; and inputting characters mapped to an object identified as a second signal among objects to which representative characters are mapped or objects to which characters included in the character group are mapped when the second signal is received from the user input device, wherein the representative character represents a predetermined character group, and is mapped to one or more objects among the plurality of objects, and wherein representative character and the predetermined character group are displayed on a user interface provided by a user-interface-providing device in response to the first signal and other predetermined character groups of other displayed representative characters are not displayed on the user interface provided by the user-interface-providing device.