Modular keyboard

Computer graphics processing and selective visual display system – Display peripheral interface input device – Including keyboard

Reexamination Certificate

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Details

C345S156000

Reexamination Certificate

active

10644903

ABSTRACT:
A computer user interface device is provided, made up of modules having separate sets of user interface features. For instance, a keyboard device has a first module bearing standard alphanumeric and control keys, and a second module, selected from a set of optional modules bearing specialized features such as multimedia controls, communication interfaces, or magnetic media readers. The modules are mechanically coupled together. An electrical interface allows user input signals, such as keystroke signals, to be consolidated on one module, preferably the specialized module, into a single signal stream, for coupling to the computer.

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patent: 6317061 (2001-11-01), Batra et al.

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