本文报导一种新型偏振无关光环行器的设计及实验结果。
The design and experimental results of a new polarization-independent optical circulator are reported.
这种磁光开关具有结构紧凑、器件体积小、偏振无关性、响应速度快、驱动电压低和串扰小等优点；
The switch is characterized by simple structure, polarization-independence, low optic insertion loss and interchannel crosstalk, fast response speed, small in size and low drive voltage, etc.
理想的补偿方法是在芯区上下同时补偿，可减小模场偏移，并用该方法设计了偏振无关的1 6通道AWG。
The deflection can be improved by depositing the SiON film both above and below the waveguide. A polarization independent 16 channels AWG is theoretically designed using this method.
基于MOEMS技术的光开关和其他技术类型的光开关相比显然具有更多的优良性能，例如波长透明和偏振无关等。
Optical switch based on MOEMS technology obviously has more advantages than optical switch base on other technologies, such as wavelength transparence and polarize independence.
增益对偏振态的无关性是光通信对SOA的基本要求之一。
Gain insensitivity to polarization is a fundamental requirement for SOA in fiber optical communication.
系统的输出信号的偏振度还随着信号原始啁啾系数绝对值的增大而减小，但与啁啾系数的符号无关。
And it decreases also with the increase of absolute value of the initial pulse chirp coefficient, but has no relation with the sign of chirping coefficient.
考虑了光源初始啁啾的作用 ，推导出均方根脉宽的解析表达式 ，分析表明 ：二阶偏振模色散对脉冲展宽的作用与群速度色散及啁啾有关 ，一阶偏振模色散的作用则与这两者无关。
Taken into account both second order dispersion and SPM in the abnormal-dispersion region of single-mode fibers, we obtained the expression of chirp induced by GVD and SPM.
考虑了光源初始啁啾的作用 ，推导出均方根脉宽的解析表达式 ，分析表明 ：二阶偏振模色散对脉冲展宽的作用与群速度色散及啁啾有关 ，一阶偏振模色散的作用则与这两者无关。
Taken into account both second order dispersion and SPM in the abnormal-dispersion region of single-mode fibers, we obtained the expression of chirp induced by GVD and SPM.
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