Patent ID: 7764199

Claim:
A wireless communication device comprising: a wireless signal interface; and an integral keypad input facilitating selecting a functional mode for the integral keypad and segmenting a set of input values associated with a selected keypad functional mode into multiple domain levels, wherein ones of the multiple domain levels each contain a subset of the set of input values, the integral keypad comprising multiple physically distinct key sets, the multiple physically distinct key sets comprising: a set of function select keys for selecting the functional mode from a set of functional modes of operation supported by the wireless communications device a set of domain control keys, comprising at least two keys, for selecting one of the multiple domain levels, and a set of input keys, wherein ones of the set of input keys are each associated with a signal, representative of one of a subset of the set of input values associated with a currently selected one of the multiple domain levels, registered by the wireless communication device in response to actuation of one of the set of input keys, wherein the wireless communication device supports text entry via the set of input keys and the wireless communication device further comprises a set of text entry values corresponding to a complete alphabet set and text-entry keyboard function keys, and wherein the set of text entry values is segmented into multiple domain levels, selected via the domain control keys.