Apparatus and method for inputting character using touch screen in portable terminal
First Claim
1. A method of inputting a character using a keyboard displayed on a touch screen in a portable terminal, comprising the steps of:
- (a) determining if a touch signal is generated when the keyboard is displayed;
(b) recognizing a touched character by analyzing the touch signal;
(c) displaying the character enlarged in a predetermined screen area;
(d) determining if the touch has been completed while the character is displayed enlarged; and
(e) displaying the character in a main screen area upon sensing the touch completion.
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Accused Products
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
8 Claims
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1. A method of inputting a character using a keyboard displayed on a touch screen in a portable terminal, comprising the steps of:
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(a) determining if a touch signal is generated when the keyboard is displayed;
(b) recognizing a touched character by analyzing the touch signal;
(c) displaying the character enlarged in a predetermined screen area;
(d) determining if the touch has been completed while the character is displayed enlarged; and
(e) displaying the character in a main screen area upon sensing the touch completion. - View Dependent Claims (2)
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3. A method of inputting a character using a keyboard displayed on a touch screen in a portable terminal, the touch screen having a keyboard displayed in its lower portion and generating a touch signal upon sensing a touch on the keyboard in a character input mode, the method comprising the steps of:
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recognizing a touched character by analyzing the touch signal;
displaying the character enlarged in a predetermined screen area;
determining if the touch has been completed while the character is displayed enlarge; and
inputting the character at a cursor position upon sensing the touch completion. - View Dependent Claims (4)
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5. An apparatus for inputting a character using a touch screen in a portable terminal, comprising:
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a touch screen, having a keyboard displayed thereon, for generating a touch signal upon sensing a touch on the keyboard in a character input mode;
a touch signal receiver for generating position data corresponding to the position of the touch by analyzing the analog touch signal received from the touch screen; and
a controller for recognizing a touched character by analyzing the position data received from the touch signal receiver, displaying the character enlarged in a predetermined area of the touch screen, determining if the touch has been completed, and inputting the character at a cursor position upon sensing the completion of the touch. - View Dependent Claims (6)
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7. An apparatus for inputting a character using a touch screen in a portable terminal, comprising:
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the touch screen, having a keyboard displayed thereon, for generating a touch signal upon sensing a touch on the keyboard in a character input mode; and
a controller for recognizing a touched character by analyzing the touch signal received from the touch screen, displaying the character enlarged in a predetermined area of the touch screen, determining if the touch has been completed, and inputting the character at a cursor position upon sensing the completion of the touch. - View Dependent Claims (8)
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Specification