Patent ID: 8744524

Claim:
A multi-function communications device comprising a multi-function communications device housing having integrated therein: a microphone; a speaker; a display; memory having stored therein an operating system program and a plurality of application programs to perform functions of the multi-function communications device including visual voicemail, web browser, email, digital camera, and telephony; a processor to execute the operating system and application programs to perform said functions and to generate a user interface audible tone signal that causes a user interface sound to be heard by a near-end user of the device from the speaker and that is a result of an event occurring in one of the plurality of application programs being executed; a downlink digital signal processor to process a downlink audio signal received from a far-end user's communications device, the downlink audio signal causes speech of the far-end user to be heard by the near-end user from the speaker; and an uplink digital signal processor to process an uplink audio signal picked up by the microphone and to be transmitted to the far-end user's device wherein the uplink digital signal processor has an acoustic echo canceller to receive the uplink audio signal, the downlink audio signal, and the user interface audible tone signal, to reduce an amount of the far-end user speech and the user interface sound, in the uplink audio signal.