1
Jason Lance Slupeiks, Nathan Robert Webster, Sidi El Becaye Maiga: Obstructed port audio signal alteration. BlackBerry, Jon Gibbons, Fleit Gibbons Gutman Bongini & Bianco P L, May 24, 2016: US09351068

A portable electronic device has an acoustic port having an aperture in a housing having a speaker and pressure sensing transducer incorporated therein. During normal use of the portable electronic device, the aperture of the acoustic port may become obstructed during handling, holstering or surface ...


2
OBSTRUCTED PORT AUDIO SIGNAL ALTERATION. December 18, 2014: US20140369512-A1

A portable electronic device has an acoustic port having an aperture in a housing having a speaker and pressure sensing transducer incorporated therein. During normal use of the portable electronic device, the aperture of the acoustic port may become obstructed during handling, holstering or surface ...



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