Patent ID: 9288598
Filing Date: 2016-03-15
CPC Classification: H04R

Claim Text:
1. A method comprising: forming a pipe including a hole in the pipe configured to receive a headset mount, a first end and a second end by forming couplings between a plurality of sections of pipe, each coupling comprises a union configured to join adjacent sections of the plurality of sections of pipe, the adjacent sections being positioned in an inside diameter of a respective union, and the adjacent sections in each union being spaced apart from each other by a gap; connecting a loudspeaker to the first end, wherein the loudspeaker is a mouth simulator loudspeaker; placing an electronic device having a plurality of microphones substantially within a receptacle of the headset mount; holding the electronic device securely to the receptacle using a firm foam piece substantially disposed at an end of a toggle clamp; positioning the headset mount in the hole in the pipe with each of the plurality of microphones substantially disposed a third distance inside an inside surface of the pipe, the receptacle being positioned in the pipe a first distance from the first end and a second distance from the second end; generating an acoustic output at the loudspeaker; and generating at least one calibration filter using outputs of the plurality of microphones produced in response to the acoustic output.