DATA ENTRY SYSTEM AND ACCOMPANYING INTERFACE

摘要

A data entry system is disclosed. Some embodiments of the data entry system utilize an input device and a user interface. In some embodiments, a user can actuate keys on an input device to activate and/or select from the user interface cells associated with symbols, such as letters. A user can input different symbols quickly and efficiently. In some embodiments, users can input the most common letters of a given alphabet using only a single actuation of one of four keys.

主权项

1. A data entry system for the entry of symbols, comprising:
a data entry device comprising four keys; and a user interface comprising at least twelve cells, wherein each of said cells is associated with a symbol available for user selection; wherein said at least twelve cells comprises at least four first cells, at least four second cells, and at least four subordinate cells; wherein each of said four first cells can be selected by a single-actuation of a corresponding one of said four keys; wherein each of said four second cells can be selected by a double-actuation of a corresponding one of said four keys; wherein each of said four subordinate cells can be selected by two single-actuations of a corresponding one of said four keys; and wherein each of said four subordinate cells is between a corresponding one of said first cells and a corresponding one of said second cells.