From Maxwell's equations, the dispersion relation of space charge mode is strictly deduced, and the field pattern is studied.
从麦克斯韦方程出发，严格推导了空间电荷波模式的色散关系，绘制了波导内的场型图。
Based on complex ray theory, the Gaussian beams emitted by complex source points are employed to simulate the far-field pattern of antennas.
根据复射线理论，利用复源点高斯波束场来模拟天线的远场方向图。
With the aim of achieving high coupling power of RWG SLDs into SMFs, the structure dependences of the output power and the near field pattern are investigated.
为了提高脊波导结构的超辐射二极管（SLD）与单模光纤的耦合功率，研究了有源区与脊之间的残留层和上光限制层的厚度对SLD输出功率和近场光斑的影响。
The paper computes the cutoff wavelength and field pattern at different ridge positions in asymmetric single ridge waveguide and L-shape waveguide. Some computational data and figures are presented.
文中编程计算了不对称脊波导、L型波导脊位置变化时截止波长和场结构的变化规律，给出了计算数据和曲线图。
So it is necessary to include gain coefficient distribution in the resolution of the self-reproducing field pattern.
这样光强分布的不均匀必然导致增益分布的不均匀，因此，在考虑自再现模时有考虑增益系数分布状态的必要。
So it is necessary to include gain coefficient distribution in the resolution of the self-reproducing field pattern.
这样光强分布的不均匀必然导致增益分布的不均匀，因此，在考虑自再现模时有考虑增益系数分布状态的必要。
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