发明名称 |
Communications devices with receiver earpieces and methods therefor |
摘要 |
A communications receiver earpiece, for example in a cellular handset, including a sound-generating device (210) located on an inner portion of a housing, a sound port (130) extending through the housing from the inner portion thereof and emerging from an outer portion of the housing. A sound-port cover (140) is disposed over the sound port (130) on the outer portion of the housing. A portion 144 of the sound-port cover extending outwardly of the sound port where the sound port emerges from the out portion of the housing.
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申请公布号 |
US2004001589(A1) |
申请公布日期 |
2004.01.01 |
申请号 |
US20020184278 |
申请日期 |
2002.06.27 |
申请人 |
MUELLER KARL F.;YEAGER DAVID M. |
发明人 |
MUELLER KARL F.;YEAGER DAVID M. |
分类号 |
H04M1/03;H04R1/10;(IPC1-7):H04M1/00;H04M9/00 |
主分类号 |
H04M1/03 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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