Patent ID: 7221560

Claim:
A mobile digital device, comprising: a device body, wherein the device body has a generally flat and rectangular shape; a display screen coupled to the body, wherein the display screen is fixedly mounted in a face of the device body; a keyboard, comprising: a first keyboard portion movably connected to the body and movable by a user between an extended position and a retracted position, wherein the first keyboard portion has a generally flat and rectangular shape, is substantially coplanar with the device body and display screen, and is hinged on an axis substantially normal to a plane of the first keyboard portion and the face of the device body in which the display screen is mounted; a second keyboard portion movably connected to the body and movable by a user between an extended position and a retracted position; wherein second keyboard portion has a generally flat and rectangular shape, is substantially coplanar with the device body and the display screen, and is hinged on an axis substantially normal to a plane of the second keyboard portion and the face of the device body in which the display screen is mounted; wherein the first and second keyboard portions when in their extended portions together define a user-ready, complete text keyboard and when in their retracted positions are disposed within a profile of the device body, wherein the plane of the first keyboard portion is not co-planar with the plane of the second keyboard portion in at least one of the extended and retracted positions, and wherein the first and second keyboard portions are hinged on the same axis as one another; and a digital wireless communication system for transmitting information entered on the keyboard and receiving information to be displayed on the display screen.