Patent ID: 7952495

Claim:
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: Braille cell Keypad Key Dot 1 First column, First row Dot 2 First column, Second row Dot 3 First column, Third row Dot 4 Third column, First row Dot 5 Third column, Second row Dot 6 Third column, Third row Dots 1 and 3 Second column, First row Dots 1, 2, and 3 Second column, Second row Dots 4 and 6 Second column, Third row Dots 4, 5, and 6 Second column, Fourth row.