Patent ID: 7952495
Filing Date: 2011-05-31
Classification: G09B

Abstract:
1. A method for entering and identifying data comprising: pressing up to two combinations of keys on a keypad concurrently, said keypad having at least a first column, second column, and third column, and at least a first row, second row, third row, and fourth row of keys; sending a signal or signals from said keypad to a processor; receiving said signal or signals from said keypad with said processor; identifying a character, symbol, or function associated with said signal or signals; and reporting said character or symbol; wherein said step of identifying a character or symbol comprises comparing said signal or signals to a data set of associated characters, symbols, or functions; wherein said data set is associated with said signal or signals with a modified Braille cell; wherein said modified Braille cell is associated with said signal or signals sent from said keypad in accordance with the following: