Patent ID: 8151100

Claim:
A handheld computing unit of a computing device that includes the handheld computing unit and an extended computing unit that functions as a docking unit for the handheld computing unit, wherein the handheld computing unit comprises: a handheld processing module; a handheld main memory that includes an operating system section and a user section, wherein, when the handheld computing unit is in a remote mode not communicating with the extended computing unit, the operating system section is operable to store a remote mode operating system loaded from the handheld computing unit to operate the handheld computing unit in the remote mode, when the handheld computing unit is physically connected to the extended computing unit in a docked mode, the operating system section is operable to store a docked mode operating system loaded from the handheld computing unit and the extended computing unit to operate the handheld computing unit and the extended computing unit in the docked mode, and when the handheld computing unit is wirelessly coupled to the extended computing unit in a quasi docked mode, the operating system section is operable to store a quasi docked mode operating system loaded from the handheld computing unit and the extended computing unit to operate the handheld computing unit and the extended computing unit in the quasi docked mode; a baseband processing module coupled to convert outbound data into an outbound symbol stream and to convert an inbound symbol stream into inbound data; a radio frequency (RF) section coupled to convert the outbound symbol stream into an outbound RF signal and to convert an inbound RF signal into the inbound symbol stream; handheld input/output (I/O) interfaces; a handheld bus structure coupled to the handheld processing module, the handheld main memory, the baseband processing module, and the handheld I/O interfaces; and a handheld connection structure coupled to one or more of: the handheld processing module, the handheld main memory, the handheld bus structure, and at least one of the handheld I/O interfaces.