Patent ID: 8667297

Claim:
A mobile communication device comprising: an input device including: a key; and a biometric input device integral with said key; and a processor adapted to: receive first input from said key; determine that said first input comprises a candidate biometric from a biometric input device integral with said key and then: determine if said mobile communication device is locked or unlocked; responsive to determining that said mobile communication device is locked, process said candidate biometric; and responsive to determining that said mobile communication device is unlocked, ignore said candidate biometric; receive second input from said key; determine that said second input does not comprise candidate biometric; determine that said second input comprises an indication of a depression event from said key and then: determine if said mobile communication device is locked or unlocked; responsive to determining that said mobile communication device is locked, ignore said indication of said depression event; and responsive to determining that said mobile communication device is unlocked, process said indication of said depression event.