硅基耗尽型相位调制器的仿真问题

- June 13, 2022 at 2:21 am
  
  Yin
  Subscriber
  
  我按照官网案例PN depletion phase shifter的仿真步骤，对案例
  Traveling Wave Mach-Zehnder Modulator中的PN结模型在interconnect里面把长度从原来的4.5mm改成1cm进行仿真，得到下图（横坐标是电压，纵坐标是相位）。所以想问问为什么在大于3.5V左右电压时会出现反常相位移动，正常是线性单调的？？？是仿真操作产生了问题，还是PN结被击穿了呢

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