5-key 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 method for activating one of a plurality of cells from a neutral state wherein none of said cells is activated, said method comprising:
receiving a first user input comprising a single-actuation or double-actuation of one of four keys; and activating one of a plurality of cells from a neutral state in response to said first user input, said plurality of cells comprising four first cells, four second cells, and a plurality of subordinate cells; wherein each of said four keys, first cells, and second cells is associated in a 1:1:1 relationship; wherein said first user input activates one of said first cells or one of said second cells; and wherein each of said first cells and each of said second cells is associated with one of a group of nine letters in a 1:1 relationship, said group of nine letters consisting of “e”, “t”, “a”, “o”, “i”, “n”, “s”, “r”, and “h”.