基于功率耦合和检波的高强度聚焦超声驱动功率监测技术
庞博,朱仕政,白景峰,吉翔

Measurement technique of high-intensity focused ultrasound driving power based on power coupler and detector
Bo PANG,Shi-zheng ZHU,Jing-feng BAI,Xiang JI
图 8 定向耦合器检测所得反射功率与其方向性曲线
Fig.8 Curves of reflected power with directivity of directional coupler