发明名称 Noise canceling microphone with acoustically tuned ports
摘要 Certain embodiments of a noise canceling microphone with acoustically tuned ports are disclosed herein. In one aspect of the invention, the noise canceling microphone may comprise a housing, a transducer for converting received energy received into electrical signals, where the transducer is located in the housing, a front and rear sound pathways to a front and rear sound openings in the transducer, where the front and rear sound pathways may be located on opposite sides of the housing and may be displaced 180 degrees off a vertical axis. The noise canceling microphone may further comprising a boom for supporting the noise canceling microphone, where the boom may be deformed to place the noise canceling microphone near the mouth of the user. For example, the boom may be deformed to place the noise canceling microphone at least ten millimeters away from the edge of the mouth of the user.
申请公布号 US2005069156(A1) 申请公布日期 2005.03.31
申请号 US20040951458 申请日期 2004.09.27
申请人 ETYMOTIC RESEARCH, INC. 发明人 HAAPAPURO ANDREW J.;DRAMBAREAN VIOREL
分类号 H04B1/38;H04B1/44;H04M1/05;H04M1/19;H04R1/08;H04R1/10;H04R1/28;H04R1/38;(IPC1-7):H04R3/00;H04R1/02 主分类号 H04B1/38
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