… our society, but is often intrusive, disturbing and/or unpleasant. The biological functions of our body enable us to generate and process sound. For example, we need … sophisticated sensor that is able to perceive sound. This sensor is the ear and its downstream processing levels in the brain. This sensor is never switched off, even … our society, but is often intrusive, disturbing and/or unpleasant. The biological functions of our body enable us to generate and process sound. For example, we need …