beam propagation method

基本解释

Based on beam propagation method, analysis and simulation on optical propagation characteristics of side-polished fiber have been made.
基于有限差分光束传播法，对侧边抛磨光纤的光传输特性进行了模拟计算。
The propagation characteristics of several kinds of laterally tapered transitional waveguides are analyzed using the beam propagation method(BPM).
基于光束传播法，对几种只沿纵向变化的锥形过渡波导的传输特性进行了分析。
The wave propagation characteristics of the splitter are numerically simulated by the finite difference beam propagation method and experimentally investigated.
首先用有限差分光束传播法模拟了器件的光波传播特性，然后进行了初步的实验验证。