根据复合材料超声直线电机振动体具有两个固有频率的特点，设计了一种能综合调整激励信号幅值及频率的超声直线电机驱动源。
Based on the microcosmic elastic mechanics, a PWM driver of ultrasonic linear motor is proposed in this paper, whose frequencies and amplitudes could be adjusted synthetically.
根据复合材料超声直线电机振动体具有两个固有频率的特点，设计了一种能综合调整激励信号幅值及频率的超声直线电机驱动源。
Based on the microcosmic elastic mechanics, a PWM driver of ultrasonic linear motor is proposed in this paper, whose frequencies and amplitudes could be adjusted synthetically.
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