Patent ID: 8542191

Claim:
A mobile station for sending and receiving wireless communication signals, said mobile station comprising: a housing comprising a first cover and a second cover, said first and second covers configured to mate to form the housing, wherein said first cover has at least one translucent portion; a wireless communications signal processing assembly positioned in the housing, said processing assembly having a plurality of pressure-sensitive areas, each of said pressure sensitive areas configured to register an input; a film layer positioned in the housing so as to overlie the signal processing assembly, said film layer including at least one visually detectable characteristic and configured to be positioned in the housing by a user of the mobile station; and a key mat positioned in the housing so as to overlie the film layer, said key mat having a plurality of keys, wherein each of the keys is positioned relative to a corresponding one of the pressure sensitive areas so that depression of a key deflects a portion of the film layer and similarly depresses the corresponding pressure-sensitive area, wherein the key mat and film layer are configured to allow observation of the visually detectable characteristic through the translucent portion of the first cover, and wherein at least one of the keys of the key mat is sufficiently translucent to allow observation of the visually detectable characteristic.