发明名称 |
Speaker system |
摘要 |
A speaker system which has a plurality of speaker units arranged and which realizes improvements in the directive characteristics of the array direction in a high frequency band and in the total acoustic energy is provided. The speaker system comprising: a first speaker unit; a second speaker unit connected in series with the first speaker unit; and a capacitor connected in parallel with the second speaker unit. The input current to the second speaker unit in a high frequency band attenuates whereas the input current to the first speaker unit in a high frequency band increases.
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申请公布号 |
US2005226441(A1) |
申请公布日期 |
2005.10.13 |
申请号 |
US20040515878 |
申请日期 |
2004.11.24 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
TANAKA SHOJI;SATO CHURO;KURAMITSU ISAO |
分类号 |
H04R1/28;H04R1/40;H04R3/14;(IPC1-7):H03G5/00;H04R29/00 |
主分类号 |
H04R1/28 |
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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