Patent ID: 9532125
Filing Date: 2016-12-27
CPC Classification: H01L,H04R

Claim Text:
1. A multi-microphone device, comprising: a device package defining a component cavity and a plurality of vias comprising openings in the device package extending between the component cavity and an exterior of the device package, the plurality of vias including a first via and a second via; a plurality of microphones within the component cavity, the plurality of microphones including a first microphone configured to generate a first electrical signal in accordance with a first acoustic pressure in the first via and second microphone configured to generate a second electrical signal in accordance with a second acoustic pressure in the second via; and a speaker; wherein the first microphone and the second microphone share a back volume in common; wherein the first acoustic pressure and the second acoustic pressure originate respectively from a first conduit output and a second conduit output, and further wherein the first conduit output and the second conduit output are separated from one another such that the first acoustic pressure is distinct from the second acoustic pressure; and wherein the first acoustic pressure is an acoustic pressure present at an acoustic output of the speaker.