发明名称 EARPHONE FOR WIDEBAND COMMUNICATION
摘要 An earphone device capable of achieving sound bandwidths beyond the 150-7000 Hz wideband range, and configured for supra-concha or supra-aural placement. The earphone comprises at least two frequency range receivers positioned within a housing. In at least one embodiment, the earphone is capable of achieving a super-wideband range by physically combining a low frequency receiver and a high frequency receiver in a space-efficient and acoustically advantageous manner.
申请公布号 US2009116676(A1) 申请公布日期 2009.05.07
申请号 US20070935290 申请日期 2007.11.05
申请人 MWM ACOUSTICS, LLC (AN INDIANA LIMITED LIABILITY COMPANY) 发明人 WELSH CHRISTOPHER T.;MARCUS LARRY A.;BAUMHAUER, JR. JOHN C.
分类号 H04R25/00 主分类号 H04R25/00
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