Apparatus and method for inputting character using touch screen in portable terminal
First Claim
Patent Images
1. A method for inputting a character in a pocket-sized mobile communication device having a touch screen, comprising:
- displaying a keyboard including a plurality of keys in a first area of the touch screen, wherein the each key of the keyboard has an original touch recognizable area according to a size and location of the key;
detecting a touch on the original touch recognizable area of a key of the keyboard;
displaying an enlarged character corresponding only to the key in a fixed second area of the touch screen, away from the first area;
determining if the touch has been released from the touch recognizable area of the key while displaying the enlarged character corresponding only to the key;
inputting a character corresponding only to a key where the touch has been released off.
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Abstract
An apparatus and method for inputting a character using a keyboard displayed on a touch screen in a portable terminal. The apparatus and method determines if a touch signal is generated, with the keyboard displayed. Upon generation of the touch signal, a touched character is recognized by analyzing the touch signal. The character is displayed enlarged in a predetermined screen area. It is then determined if the touch has been completed, while the character is displayed enlarged. Upon sensing the touch completion, the character is displayed in a main screen area.
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Citations
12 Claims
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1. A method for inputting a character in a pocket-sized mobile communication device having a touch screen, comprising:
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displaying a keyboard including a plurality of keys in a first area of the touch screen, wherein the each key of the keyboard has an original touch recognizable area according to a size and location of the key; detecting a touch on the original touch recognizable area of a key of the keyboard; displaying an enlarged character corresponding only to the key in a fixed second area of the touch screen, away from the first area; determining if the touch has been released from the touch recognizable area of the key while displaying the enlarged character corresponding only to the key; inputting a character corresponding only to a key where the touch has been released off. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An apparatus for inputting a character in a pocket-sized mobile communication device having a touch screen, comprising:
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means for displaying a keyboard including a plurality of keys in a first area of the touch screen, wherein each key of the keyboard has an original touch recognizable area according to a size and location of the key; means for detecting a contact on the original touch recognizable area of a key of the keyboard; means for displaying an enlarged character corresponding only to the key in a fixed second area of the touch screen, away from the first area; means for determining if the contact has been released while displaying the enlarged character corresponding only to the key; and means for inputting a character corresponding only to a key where the touch has been released off. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification