Patent US 6,437,709

The present invention discloses a keyboard with less keys to input English words incessantly and an input method, wherein the key arrangement of the said keyboard may use the present or specially arranged computer keyboard, phone set keyboard, etc., to encode the English words with 2-13 keys, and build an English word encoding Database, according to the statistics of repeated code of a large number of English words, so we can Ceaselessly input the English words by means of said 2-13 keys in accordance with the correct spell rules or the affix simplifying rules of the English Words.