Patent ID: 6310609
Filing Date: 2001-10-30
Classification: H01H,H04M,H04W,Y02D

Abstract:
A user interface for assisting a user in the operation of a telephone, said telephone having a display and a keypad having a plurality of keys, each said key corresponding to a particular operation of said telephone, said user interface comprising:a plurality of illumination sources, wherein at least one illumination source of said plurality of illumination sources corresponds to each key of said plurality of keys to uniquely identify said key by selectively illuminating the corresponding illumination source;a means for independently controlling activation of said plurality of illumination sources to identify one or more of said plurality of keys in order to guide said user in the proper operation of the telephone;means for identifying when the user presses a non-illuminated key to alert the user of an error due to pressing the non-illuminated key; anda timer, said timer being electrically connected to said data processor for providing a timing signal of a predetermined duration signaling said data processor to deactivate said illumination sources.