Thin keypad assemblies and components for electronics devices and methods

摘要

A keypad assembly, the keypad assembly including a keycap layer 110 having multiple user interface key caps flexibly coupled to a carrier portion, a luminescent layer 120 disposed toward a backside of the plurality of key cap layer, the luminescent layer carrying a plurality of switch domes aligned with a corresponding one of the plurality of key caps of the key cap layer. In some embodiments, a backing material is applied to a backside of the user interface keycaps.