发明名称 Open ear canal hearing aid system
摘要 <p>An open ear canal hearing aid system (1) comprises an ear canal tube (10) sized or shaped for positioning in an ear canal of a user so that the ear canal is at least partially open for directly receiving ambient sounds. The open ear canal hearing aid system (1) further comprises a sound processor (44, 46) for amplifying received ambient sounds included within a predetermined frequency to produce processed sounds and a receiver (50) for supplying said processed sounds to said ear canal tube.</p>
申请公布号 EP2083581(A2) 申请公布日期 2009.07.29
申请号 EP20080015797 申请日期 1998.01.09
申请人 GN RESOUND A/S 发明人 FRETZ, ROBERT, J.;STYPULKOWSKI, PAUL, H;WOODS, RICHARD, T.
分类号 H04R25/00 主分类号 H04R25/00
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