发明名称 |
Method and apparatus for an in-vehicle audio system |
摘要 |
An in-vehicle audio system provides audio paths for a variety of audio sources. Volume control is provided to vary the volume level of audible sound of one or more audio sources when produced by a plurality of speakers. Audio path control is provided to enable communication with a communication device to occur at the same time the audio is delivered to the speakers.
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申请公布号 |
US2004078104(A1) |
申请公布日期 |
2004.04.22 |
申请号 |
US20020278586 |
申请日期 |
2002.10.22 |
申请人 |
HITACHI, LTD. |
发明人 |
NGUYEN CONG;YAMAMOTO TATSUO |
分类号 |
H03G3/20;(IPC1-7):H04B1/00;G06F17/00;H03G3/00 |
主分类号 |
H03G3/20 |
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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