发明名称 |
Apparatus and method for controlling operation of low frequency sound output means |
摘要 |
<p>The present invention is related to an apparatus and a method for controlling operations of low sound output in an audio system. Embodiments of an apparatus and a method for controlling an operation of an audio woofer in a machine provided with an audio system such as a portable computer can operate using at least one or more information of an audio data type, an audio signal, an audio channel number and a power source. Therefore, it is possible to accurately select and listen to an audio of a high-pass component only by stopping operations of a low-pass component for an audio as reproduced. In addition, embodiments of the present invention can extend a time for using a battery by controlling operations of a woofer, when using the battery power.</p> |
申请公布号 |
EP1569088(A3) |
申请公布日期 |
2008.08.27 |
申请号 |
EP20040029355 |
申请日期 |
2004.12.10 |
申请人 |
LG ELECTRONICS INC. |
发明人 |
LEE, KYU HO;PARK, JUN HYUNG;KIM, YANG KI |
分类号 |
G06F3/16;G06F1/00;G06F17/00;H04R5/04;H04R29/00 |
主分类号 |
G06F3/16 |
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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