Keypad assembly for portable radio terminal
AssigneeSamsung Electronics Co., Ltd.
InventorsSung-Sun Park, Jong-Gun Bae
Life of this patent
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Abstract
The invention relates to a keypad assembly installed in a portable radio terminal. The keypad assembly comprises a number of alpha-numeric keys arranged on the main body or the sub-body; navigation keys installed among the alpha-numeric keys for executing both alpha-numeric and navigation functions; and a function key installed separate from the alpha-numeric and navigation keys for executing mutual switching between the alpha-numeric function alpha-numeric and the navigation function of the navigation keys. The navigation keys double as alpha-numeric keys so as to satisfy various functions of a terminal desired by a user while minimizing the size of the terminal.
Claims3
A portable radio terminal having a keypad assembly, the keypad assembly comprising:
- a plurality of alpha-numeric keys for entering alpha-numeric data;
- at least one navigation key installed among the plurality of alpha-numeric keys for entering navigational data in a navigation mode and alpha-numeric data in an alpha-numeric mode, said alpha-numeric data of the at least one navigation key is in addition to the alpha-numeric data enterable by the plurality of alpha-numeric keys;and
- a function key for switching between the navigation mode and the alpha-numeric mode of the at least one navigation key.
Dependencies are inferred from the claim text.