Patent ID: 7506152
Filing Date: 2009-03-17
Classification: G06F,Y02D

Abstract:
1. A portable computer, comprising: a portable computer unit including a display module whose rotational state allows a system mode to be switched between a notebook computer mode and a tablet computer mode; a rotation detection switch to provide a rotation detection signal having either a first state or a second state; and a controller, responsive to a system power supply of the portable computer being turned on, to recognize a notebook computer mode when the rotation detection signal is in a first state and to recognize a tablet computer mode when the rotation detection signal is in a second state, wherein the controller operates an application program for the tablet computer mode or the notebook computer mode according to the recognition, wherein the controller provides inactivation of a keyboard when the controller recognizes the tablet computer mode, wherein the controller selects and boots an operating system (OS) for a tablet computer when a detected rotation state of the display module corresponds to the tablet computer mode, and the controller selects and boots an OS for a notebook computer when a detected rotation state of the display module corresponds to the notebook computer mode.