A method and system used to integrate and control multiple secure credentialing approaches including magnetic stripes, bar codes, contact and contactless SmartCard chips, Short Message Systems (SMS), Global Positioning Systems (GPS), vicinity type Radio Frequency Identification Devices (RFID), and proximity type RFID, into compact, self-powered, biometrically-protected devices.

 
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< Radio frequency signal transceiver device capable of enhancing transmission and reception performance of mobile communication device

< L1/L2 GPS receiver

> Dynamic creation, selection, and scheduling of radio frequency communications

> System, method and computer program product for receiving data from a satellite radio network
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