文章摘要信息 关键词 ： 超声键合换能系统；悬臂梁；俯仰振动；劈刀 [gap=879]Keywords : ultrasonic bonding transducer;cantilever beam;pitching vibration;capillary
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Aluminum wire ultrasonic bonding; transducer drive current; signal time-frequency analysis; feature selecting; quality online monitoring.
粗铝丝超声引线键合；换能器驱动电流；信号时频分析；特征提取；质量在线监测。
According to the circuit of ultrasonic wire bonding experiment platform, a piezoelectric transducer (PZT) driver signal acquisition circuit was designed.
根据超声引线键合实验平台电路结构，设计了PZT(压电陶瓷)驱动信号采集电路。
The dynamics of ultrasonic transducer for thermosonic flip chip bonding is investigated.
研究了热超声倒装键合设备的核心执行机构——换能系统的动力学特性。
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