Compact alphanumeric keyboard

Details Compact alphanumeric keyboard Compact alphanumeric keyboard

2007-07-18

2010-11-23

Edwards, Jr., Timothy (Department: 2612)

Computer graphics processing and selective visual display system

Display peripheral interface input device

Including keyboard

C341S022000, C708S145000

Reexamination Certificate

active

07839390

ABSTRACT:
An apparatus comprises an input keypad having a plurality of keys. The input keypad outputs an output signal that is indicative of either a single depressed key or a plurality of depressed keys. The apparatus includes a processor for receiving the output signal by the input keypad and associating an alphabetic character with the output signal.

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