Patent ID: 8327167
Filing Date: 2012-12-04
Classification: H04M,H04W

Abstract:
1. An apparatus comprising: a storage unit to store data; an arbitration/isolation circuitry coupled to the storage unit, wherein the arbitration/isolation circuitry is coupled to an internal power source and operable to couple to an external power source of an external device, when the external device is coupled to the apparatus, in which the arbitration/isolation circuitry to select between the internal power source and the external power source and wherein the arbitration/isolation circuitry is coupled to an internal data bus and operable to couple to an external data bus of the external device, when the external device is coupled to the apparatus, in which the arbitration/isolation circuitry to select between the internal data bus and the external data bus; and an authentication and control unit coupled to the arbitration/isolation circuitry and to the storage unit to facilitate external device authentication and internal application authentication to control data transfer to and from the storage unit on the internal data bus and the external data bus.