Patent ID: 8446369

Claim:
A method for allocating characters to a keyboard including an area of 3 rows and 10 columns, the method comprising: dividing at least some of a plurality of consonants into a plurality of consonant groups according to pronunciation positions within the oral cavity; allocating the consonant groups to corresponding columns in a first area of the area of 3 rows and 10 columns; and allocating a plurality of vowels to a second area of the area of 3 rows and 10 columns, wherein the first area is one of a left area and a right area of the area of 3 rows and 10 columns, and the second area is the other one thereof, wherein the allocating of the consonant groups to corresponding columns includes allocating the respective consonant groups in the order of positions that correspond to the little finger to positions that correspond to the index finger of the first area; and the pronunciation position of the consonant group allocated to the position that corresponds to the index finger is nearer the lips than that of the consonant group allocated to the position that corresponds to the little finger.