Patent ID: 7472267

Claim:
A portable computer, comprising: a portable computer device having a configuration that allows a system mode to be switched between a notebook computer mode and a tablet computer mode; at least one input unit, wherein the input unit comprises a touch screen digitizer, a keyboard and at least one of a stick pointer and a touch pad; a monitor configured to monitor a system mode switching operation; a controller coupled to the monitor and configured to control an operating state of the input unit to be inactive according to a current system mode, wherein the controller controls the keyboard and said at least one of the stick pointer and the touch pad to be inactive and in a power OFF state when the current system mode is the tablet computer mode, and the controller controls the touch screen digitizer to be active and in a power ON state when the current system mode is the tablet computer mode, and wherein the controller controls the keyboard and said at least one of the stick pointer and the touch pad to be active and in the power ON state when the current system mode is the notebook computer mode, and the controller controls the touch screen digitizer to be inactive and in the power OFF state when the current system mode is the notebook computer mode.