KEY INPUT DEVICE AND CHARACTER INPUT METHOD USING CENTER KEY

摘要

The present invention relates to a character input device and method using a plurality of center keys and a plurality of space keys. The present invention provides a character input device and method having a center key located at its central part and a plurality of peripheral keys located at a peripheral part of the center key, comprising a basic value of a basic key generated by pressing the peripheral key one time, a double-value of the basic key generated by pressing the peripheral key two times, a basic value of a center key generated by pressing the center key one time after pressing the peripheral key, and a double-value of the center key generated by pressing the center key two times after pressing the peripheral key.