LETTER INPUT METHOD AND MOBILE DEVICE ADAPTED THERETO
First Claim
Patent Images
1. A letter input method of a mobile device comprising:
- displaying a letter input field and a virtual keypad comprising a number of keys;
sensing a user'"'"'s touch applied to one of the number of keys and touch location movement;
determining the touched key and a movement direction of a touch location movement gesture;
choosing a letter to be input, according to the touched key and the movement direction; and
displaying the chosen letter on the letter input field.
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Abstract
A letter input method and a mobile device allow users to input letters via a virtual keypad on a touch screen. A letter input field and a virtual keypad with a number of keys are displayed. A touched key and a movement direction of a touch location movement gesture are detected. A letter to be input is chosen according to the touched key and the movement direction. And the chosen letter is displayed on the letter input field. The letter input method can allow users to rapidly and easily type letters to the touch screen of a mobile device.
25 Citations
20 Claims
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1. A letter input method of a mobile device comprising:
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displaying a letter input field and a virtual keypad comprising a number of keys; sensing a user'"'"'s touch applied to one of the number of keys and touch location movement; determining the touched key and a movement direction of a touch location movement gesture; choosing a letter to be input, according to the touched key and the movement direction; and displaying the chosen letter on the letter input field. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A mobile device comprising:
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a touch sensing unit configured to sense a user'"'"'s touch and a user'"'"'s touch location movement gesture; a display unit configured to display a letter input field and a virtual keypad comprising a number of keys; and a controller configured to control the touch sensing unit, sense the user'"'"'s touch applied to one of the keys and the user'"'"'s touch location movement, determine a touched key and a movement direction of the touch location movement gesture, choose a letter to be input according to the touched key and the movement direction, and control the display unit to display the chosen letter on the letter input field. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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Specification