Patent ID: 7338224
Filing Date: 2008-03-04
Classification: G06F

Abstract:
1. An alphanumeric keyboard having a pre-defined key arrangement, wherein the pre-defined key arrangement includes: at least one QWERTY typing section comprising: a plurality of central keys; a plurality of intermediate keys disposed outboard of the plurality of central keys; one or more peripheral keys disposed outboard of the plurality of intermediate keys; wherein the central, intermediate, and peripheral keys are arranged into rows; wherein the plurality of central keys of each row are configured such that each central key is provided at a same gable angle and disposed along a substantially straight reference line inclined at said same gable angle with respect to a plane of the keyboard; and the one or more peripheral keys of each row are configured such that each peripheral key is provided on a substantially flat portion relative to the plane of the keyboard and the one or more intermediate keys on each row are configured such that each intermediate key is provided at a transition gable angle and disposed along a second substantially straight reference line inclined at said transition gable angle with respect to the plane of the keyboard, the transition gable angle being smaller than the gable angle.