Patent ID: 7202853
Filing Date: 2007-04-10
Classification: G06F

Abstract:
1. A reduced keyboard system for inputting information comprising: a plurality of keys, each key having at least one feature wherein the feature is a data value, a function or a data symbol representative of a keystroke on a QWERTY-type keyboard wherein the key is assigned a keystroke of a QWERTY-type keyboard based on a mapping arrangement of a section comprised of adjacent keys of a QWERTY-type keyboard compatible with the memory mapping used by a user on a QWERTY-type keyboard; a database for storing data wherein the data is a data character or a data symbol associated with an input keystroke sequence of the keys; and a display for displaying the information; wherein the allocation of numerals is based on a half-decimal system, each numeral assigned a key representing two numerals with one numeral being a base from 1 to 5 and the other numeral being the base plus 5, with 10 being rounded to 0.