Patent ID: 8219158
Filing Date: 2012-07-10
Classification: G06F,H04M

Abstract:
1. A handheld wireless communication device configured to send and receive text messages, said device comprising: a hand cradleable, elongate body configured to be held in one hand by an operator of said device during text entry; a display located on a front face of said elongate body and upon which information is displayed to the operator during text entry; a key field located on the front face of said elongate body, said key field being composed of a plurality of keys selected from a plurality of alphanumeric input keys and at least one menu key; a trackball navigation tool located on the front face of said elongate body; said alphanumeric input keys comprising a plurality of alphabetic keys having letters associated therewith and said letters, in a top row of said alphabetic keys, comprising in consecutive order the letters Q, W, E, R and T; a microprocessor configured to receive operator commands from said alphanumeric input keys, said menu keys and said trackball navigation tool and to affect corresponding changes to the display; and at least one key of said key field is positioned adjacent to said trackball navigation tool and said at least one key has an arcuate-shaped edge conformance fitting to an arcuate-shaped boundary about said trackball navigation tool.