An earphone assembly for an in-ear listening device and method for filtering a portion of an audible sound output are disclosed. An earphone comprises a housing configured to receive a nozzle, a plurality of drivers each having an acoustical output disposed within the housing, and an elongated passageway disposed within the housing configured to filter at least an audible portion of a sound wave output from at least one of the plurality of drivers. The method comprises providing an elongated passageway to provide an increased path length and connecting an output of the at least one driver to the elongated passageway to configure the sound output to be received within the elongated passageway to acoustically filter a portion of the sound output from the at least one driver.
申请公布号
EP2853099(A1)
申请公布日期
2015.04.01
申请号
EP20130722206
申请日期
2013.04.29
申请人
SHURE ACQUISITION HOLDINGS, INC.
发明人
GRINKER, SCOTT CHARLES;TSANGARIS, PARIS NICHOLAS;GROSZ, STEVEN R.;GLAVAN, KYLE PATRICK;FROHLICH, LAJOS;ZANONI, GABOR;BRENEMAN, MARK BUI