Electrical computers and digital data processing systems: input/ – Intrasystem connection – Bus expansion or extension
Reexamination Certificate
2008-01-18
2009-06-23
Knoll, Clifford H (Department: 2111)
Electrical computers and digital data processing systems: input/
Intrasystem connection
Bus expansion or extension
C345S172000, C714S022000
Reexamination Certificate
active
07552264
ABSTRACT:
The present invention relates generally to an adapter unit for a personal digital assistant. More specifically, this invention relates to an adapter unit that provides additional functionality, and improved ergonomics and increased ruggedness to the personal digital assistant. The additional functionality includes the ability to automatically change the function of one or more of the application buttons on the personal digital assistant upon the attachment of the adapter unit.
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Landron David D.
Salvato Dominick H.
Sandler Robert
Sasloff Michael J.
Sidor Mark E.
Knoll Clifford H
Symbol Technologies Inc.
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