Patent ID: 8457564

Claim:
A keyboard extension for a portable display device, comprising: a substantially rectangular display device housing, shaped and sized to removably house said portable display device and having a first short side and a second short side, and wherein said first display panel covers an area of 80% or more of said display panel housing; a first keyboard housing panel, substantially equal in size to said substantially rectangular display device housing and less than 25% larger than said first display panel, and being hingeably connected to said first short side of said substantially rectangular display device housing; a second keyboard housing panel, substantially equal in size to said substantially rectangular display device housing and hingeably connected to said second short side of said substantially rectangular display device housing, such that in a first configuration, said keyboard extension for a portable display device functions as a portable display device holder and in a second configuration it functions as a wirelessly connected, split, full size keyboard input to said removable, portable display device, and said second keyboard housing having a substantially constant, rectangular cross-section, and wherein in said first configuration, said substantially rectangular in cross-section, second keyboard is sandwiched between said display panel housing and said first keyboard housing and said substantially rectangular in cross-section, second keyboard separates all parts of said display panel housing from said first keyboard housing by at least the thickness of said substantially rectangular in cross-section second keyboard.