发明名称 LOUDSPEAKER DRIVE CIRCUIT FOR DETERMINING LOUDSPEAKER CHARACTERISTICS AND/OR DIAGNOSTICS
摘要 A loudspeaker amplifier drive circuit performs analysis of various signals relating to the input and output of the amplifier such that the characteristics and/or diagnostics of a loudspeaker driven by the amplifier can be derived. These are then presented as outputs, so that different circuitry can make use of the information for audio signal processing.
申请公布号 US2013251164(A1) 申请公布日期 2013.09.26
申请号 US201313762811 申请日期 2013.02.08
申请人 NXP B.V. 发明人 GAUTAMA TEMUJIN
分类号 H04R29/00 主分类号 H04R29/00
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