US Patent 7693484 Dynamic networking modes method and apparatus

A portable electronic device is disclosed. The portable electronic device includes a wireless transceiver, a processor coupled to the wireless transceiver, a memory coupled to the processor and a program stored in the memory and running on the processor. The program provides automatic transitioning between a wireless infrastructure communication mode to an ad-hoc communication mode. The infrastructure mode is used when a request from a mobile device is received to access a communications network. The ad-hoc mode is used when a request from the mobile device is received to access resources on the portable electronic device.