A SMARTPHONE KEYBOARD DEVICES TO PROVIDE EFFICIENT INPUT AND A METHOD FOR INPUT THE SAME

The present invention relates to a smartphone keyboard device to provide an efficient input and an input method using the same and, more specifically, to a smartphone keyboard device to provide an efficient input and an input method using the same, which can input Korean alphabets by dividing consonants and vowels and inputting a consonant or a vowel using a touch or a drag mode after inputting a consonant or a vowel when a user inputs the Korean alphabets on an Android smartphone. The smartphone keyboard device to provide an efficient input includes: a consonant key input member consisting of an array of one or more consonants; a vowel key input member consisting of an array of one or more vowels; and a control configured to convert a current key input member into the consonant key input member or the vowel key input member and to output the converted member, wherein the control unit outputs a consonant, converts a current key input member into the vowel key input member, outputs the vowel key input member when any consonant of the consonant key input member is inputted by a touch, the control unit outputs a vowel, converts a current key input member into the consonant key input member, and outputs the consonant key input member when any vowel of the vowel key input member is inputted by a touch.