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发明名称
Signal processing
摘要
An apparatus, method and a computer program are provided. The apparatus is configured to process an electrical output signal from a loudspeaker to detect a user input signal.
申请公布号
US8687816(B2)
申请公布日期
2014.04.01
申请号
US20090494707
申请日期
2009.06.30
申请人
SHI SHENGRONG;ZHANG CHANGJIANG;NOKIA CORPORATION
发明人
SHI SHENGRONG;ZHANG CHANGJIANG
分类号
H04R29/00
主分类号
H04R29/00
代理机构
代理人
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地址
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