Patent ID: 9003320
Filing Date: 2015-04-07
Classification: G06F

Abstract:
1. A method of editing letters inputted through a touchscreen of an image forming apparatus with a soft keyboard, the method comprising: displaying a text inputted using keys of the soft keyboard on an input field of the touchscreen; receiving a letter to be edited among the displayed text, through the input field; determining at least one of adjacent keys neighbored to a key of the received letter on the soft keyboard, based on a location of the key of the received letter on the soft keyboard of the touchscreen; determining whether an input mode by the soft keyboard is an overwrite mode or an insert mode; when determined that the input mode is the overwrite mode, displaying at least one of magnified images including the key of the received letter and the adjacent keys on the soft keyboard to overlap the soft keyboard; when determined that the input mode is the insert mode, not displaying any of the magnified images; selecting a key from the magnified image displayed on the soft keyboard; editing the displayed text using a letter corresponding to the selected key; when determined that an area in which at least one of the keys of the soft keyboard is located, and not the area in which the at least one of magnified images is located, is touched by a user through the touchscreen, converting the input mode to the insert mode and inputting a letter corresponding to the at least one of the keys of the soft keyboard when displaying the at least one of magnified images; and removing the magnified images after the displayed text is edited, wherein the displaying of the inputted text comprises displaying a letter input consecutively a predetermined number of times into the inputted text in different colors or patterns, and the displaying of at least one of the magnified images comprises displaying magnified images of adjacent keys corresponding to the respective same letters in different color or patterns.