发明名称 Speaker system for mobile device
摘要 A speaker system for a mobile device includes first and second audio processing units and first and second speakers for reproducing audio signals and outputting the reproduced audio signals. The speaker system also includes a controller configured for transferring the audio signal to the second speaker if a battery is connected to the mobile device. The first speaker is embedded in a main body of the mobile device and the second speaker is embedded in the battery of the mobile device.
申请公布号 US7668571(B2) 申请公布日期 2010.02.23
申请号 US20060564381 申请日期 2006.11.29
申请人 LG ELECTRONICS INC. 发明人 NA SANG JU;KIM JUNG TAE
分类号 H04R1/00 主分类号 H04R1/00
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