Patent ID: 9180055
Filing Date: 2015-11-10
Classification: A61F,H04R

Abstract:
1. An electronic hearing protector, comprising: an ear cup assembly comprising a front exterior microphone that provides a front microphone signal and a rear exterior microphone that provides a rear microphone signal; a processor that receives the front microphone signal and rear microphone signal, and provides a front channel signal and a rear channel signal; a first filter that receives the rear channel signal, has a cut-off frequency value, and provides a first filtered signal; a second filter that receives the first filtered signal, has a notch filter value, and provides a second filtered signal; and a summer that receives a first signal indicative of the front channel signal and a second signal indicative of the second filtered signal and provides a summed signal to a transducer that provides an audio signal within the first ear cup indicative of the summed signal.