Patent ID: 9208772
Filing Date: 2015-12-08
Classification: G10K,H04R

Abstract:
1. A communications headset comprising: a first earpiece comprising: a first casing; and a first acoustic driver disposed therein; a first talk-through microphone carried by structure of the communications headset and acoustically coupled to an environment external to the communications headset; an audio circuit coupled to the first acoustic driver and the first talk-through microphone, the audio circuit comprising a first talk-through circuit receiving a signal representing sounds detected by the first talk-through microphone and providing its output to the first acoustic driver; a communications microphone positioned relative to the first casing of the earpiece towards the vicinity of a mouth of a user of the communications headset, wherein the communications microphone is noise-canceling microphone, wherein a gain of the signal representing sounds detected by the first talk-through microphone is reduced by a component of the first talk-through circuit in response to an instance of speech by a user of the communications headset being detected by the communications microphone, the first talk-through circuit comprising: