Patent ID: 6362440
Filing Date: 2002-03-26
Classification: G06F

Abstract:
A flexibly interfaceable portable computing device, comprising,:a first processor; a display coupled to said first processor and a keyboard coupled to said first processor, wherein said display and said keyboard provide a first user interface to said first processor; a recording unit including a working surface thereon and said recording unit including a second processor; said working surface being superimposable with a removable markable surface; a stylus allowing user marking on said markable surface when said working surface is superimposed with said markable surface, said stylus providing a stroke signal and a stroke mark, said stroke signal conveying to said recording unit a section of information, said stroke mark conveying to said markable surface said section of information; and said recording unit selectively coupled to said first processor, wherein said recording unit, said markable surface, and said stylus provide a second user interface to said first processor.