| 主权项 |
1. A mobile device, comprising:
a mobile multi-function handset device housing that contains: a speaker to produce sound for an audio application that is to execute in the mobile device; first, second, and third microphones for capturing audio proximate to the mobile multi-function handset device housing; a programmed processor configured to execute a plurality of applications, including (1) a telephony application, (2) a multimedia/video call application, (3) a voice dictation/activation application, or (4) a video recording application; and a beamformer processor for performing directional signal reception of audio using the first and second microphones during performance of at least one of the plurality of applications, where the housing has a first acoustic opening located on a front face and at a top end of the housing, and designed to be held to the ear of a user when the device is being used like a telephone handset during a phone call, the first acoustic opening to provide shared acoustic input and output paths for the first microphone and the speaker, wherein the housing further includes a second acoustic opening located on a rear face of the housing that is used by the second microphone as an input acoustic port, wherein the housing further includes a third acoustic opening located on a bottom side of the housing that is near the mouth of the user when the device is being used like a telephone handset during the phone call, wherein the third acoustic opening is used by the third microphone as an input acoustic port. |
