An improved multi port reflectometer calibration method using five unit vectors with arbitrary phase is described.
本文对多端口反射计的任意相位单位矢量五点校准法作了改进。
Based on the method of SVPWM, various forms of phase voltage waveforms are generated by adjusting the duty time of the two zero vectors and the duty order of every vector.
在空间电压矢量形成PWM波的基础上，通过两个零矢量作用时间的不同分配及调节各矢量作用顺序，形成了不同形式的相电压波形。
Based on the relationship of wave vectors on crystal interface, accurate formulas calculating phase difference between two refracted waves are deduced.
基于双轴晶体折射时满足的波矢关系，导出了两折射光波相位差的精确计算公式。
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