Character recognition and character input apparatus using touch screen and method thereof

An electronic device comprising:

• a touch screen;
• and
• at least one processor configured to:
• control the touch screen to display a first character and a second character on the touch screen,
• in response to a user input on the touch screen, display, on the touch screen, a first indication indicating a first area in which the displayed first or second character is replaceable to another character obtained by using handwritten information, the first area being partitioned based on the displayed first or second character,
• receive character information, at the first area by using the touch screen,
• identify the first character associated with a position of the character information in the first area as a character to be replaced, and
• control the touch screen to display a third character at the first area in accordance with the received character information to replace the first character displayed at the first area.

A character input method using a touch screen, the method comprising:

• displaying a first character at a first area of the touch screen;
• displaying a second character at a second area of the touch screen;
• defining pre-recognized environmental information for each of the first area of the touch screen and the second area of the touch screen;
• displaying indications indicating the first area and the second area in which displayed information is modifiable using handwritten information and partitioned based on selecting a character;
• receiving, by input on the touch screen, character information at the first area;
• and
• selecting the first character associated with a position of the character information in the first area as a character to be replaced,
• wherein the defined pre-recognized environmental information eliminates a need for the user to change a character type setting during input on the touch screen.