Keypad assembly with supplementary buttons and method for operating the same
First Claim
1. A keypad assembly with supplementary buttons in a small-sized mobile communication terminal including input buttons for representing a plurality of characters and a plurality of function buttons, comprising:
- at least one mode switching button formed on a side of the terminal for switching an input mode for inputting different characters;
at least one selection-indication button formed on a side of the terminal for selecting and indicating one of a plurality of characters assigned to each input button; and
a control unit for selecting and inputting a specific character assigned to each input button by pressing the input buttons and the selection-indication button so as to select a specific input mode by pressing the mode switching button and select and input one of a plurality of characters assigned to a specific input button under the selected input mode, for displaying the selected and inputted data on a display window of the terminal and storing the data.
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Accused Products
Abstract
Disclosed herein is a keypad assembly with supplementary buttons and method for operating the same. The keypad assembly with supplementary buttons is in a small-sized mobile communication terminal including input buttons for representing a plurality of characters and a plurality of function buttons. The keypad assembly has at least one mode switching button, at least one selection-indication button, and a control unit. The mode switching button is formed on a side of the terminal for switching an input mode for inputting different characters. The selection-indication button is formed on a side of the terminal for selecting and indicating one of a plurality of characters assigned to each input button. The control unit selects and inputs a specific character assigned to each input button by pressing the input buttons and the selection-indication button so as to select a specific input mode by pressing the mode switching button and select and input one of a plurality of characters assigned to a specific input button under the selected input mode. The control unit displays the selected and inputted data on a display window of the terminal and stores the data.
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Citations
14 Claims
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1. A keypad assembly with supplementary buttons in a small-sized mobile communication terminal including input buttons for representing a plurality of characters and a plurality of function buttons, comprising:
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at least one mode switching button formed on a side of the terminal for switching an input mode for inputting different characters;
at least one selection-indication button formed on a side of the terminal for selecting and indicating one of a plurality of characters assigned to each input button; and
a control unit for selecting and inputting a specific character assigned to each input button by pressing the input buttons and the selection-indication button so as to select a specific input mode by pressing the mode switching button and select and input one of a plurality of characters assigned to a specific input button under the selected input mode, for displaying the selected and inputted data on a display window of the terminal and storing the data. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method for operating a keypad assembly with supplementary buttons in a small-sized mobile communication terminal including a processor, input buttons for representing a plurality of characters and a plurality of function buttons, comprising the steps of:
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a) forming at least one mode switching button for switching an input mode for inputting characters and at least one selection-indication button for selecting and indicating one of a plurality of characters assigned to each input button on a side of the terminal;
b) switching an input mode for inputting characters using the mode switching button;
c) pressing an input button representing a character to be inputted in the switched input mode;
d) selecting and indicating one of characters assigned to each input button by pressing a corresponding selection-indication button of at least one selection-indication button according to the sequence of characters assigned to each input button; and
e) displaying the selected and inputted data on a display window of the terminal and storing the data. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification