Patent ID: 6850147
Filing Date: 2005-02-01
Classification: G05B,G06K,G07C

Abstract:
1. A personal biometric key for a user, comprising: a biometric sensor selectable and maintainable by the user for access to one or more portals; a source of a unique output code; a sensor processor which produces a personal biometric code from the biometric sensor; a composite processor which produces a composite code from the biometric code and the unique output code; a transmitter which broadcasts the composite code to a compatible receiver at any one of said one or more portals, said receiver having a universal biometric lock to which the user has enrolled for access to said one of said one or more portals, wherein the unique output code is different for each broadcast and the universal biometric lock uses the composite code to confirm access of the enrolled user to the respective one of said one or more portals, and wherein said user can change said biometric sensor and re-enroll to any of said one or more portals in conformity with said universal biometric lock as adapted at the respective one of said one or more portals.