在超声引线键合过程中，键合力是影响键合强度的重要因素之一。
In ultrasonic wire bonding process, the bonding pressure is one of the most important factors to the bonding strength.
在超声引线键合过程中，键合压力是影响键合强度的重要因素之一。
The characteristics of bonding force in the ultrasonic bonding process were also studied.
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。
Aluminum wire ultrasonic bonding; transducer drive current; signal time-frequency analysis; feature selecting; quality online monitoring.
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。
According to the circuit of ultrasonic wire bonding experiment platform, a piezoelectric transducer (PZT) driver signal acquisition circuit was designed.
超声功率是影响粗铝丝引线键合强度的最主要因素之一。
The influences of ultrasonic power on heavy aluminum wire wedge bonding strength were investigated.
试验研究了不同超声功率条件下，键合时间对粗铝丝引线键合强度的影响规律。
The effect of bonding time on the bonding strength of thick aluminum wire wedge bonding was studied under different ultrasonic power conditions.
基于解析模型的方法，研究了超声波在热超声金丝球引线键合机变幅杆中的传递规律。
Based on the analysis model, the ultrasonic transfer on the horn of wire bonder was studied.
基于解析模型的方法，研究了超声波在热超声金丝球引线键合机变幅杆中的传递规律。
Based on the analysis model, the ultrasonic transfer on the horn of wire bonder was studied.
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