Patent ID: 11956600
Assignee: THE DIABLO CANYON COLLECTIVE LLC
Field: Other special machines (Mechanical engineering)
Classification: CPC H  B  Y | IPC B  H

Claim 0:
1. An earphone, comprising:
an ambient sound microphone, wherein the ambient sound microphone measures an acoustic environment on an ambient side of an earphone;
an internal microphone, wherein the internal microphone measures an acoustic environment on an ear canal side of the earphone;
a stent designed to accept a removable eartip;
a channel that passes through the earphone from the ambient side to the ear canal side of the earphone;
a membrane, wherein the membrane obstructs the channel and is attached to a portion of the earphone, wherein the membrane is stressed prior to attachment, wherein the membrane is designed to provide a frequency dependent attenuation profile across the membrane;
a speaker;
a memory; and a
a processor.