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聚合物S形脊波导的优化设计
  • 期刊名称：科学通报
  • 时间：0
  • 页码：447-452
  • 语言：中文
  • 分类：TN814[电子电信—信息与通信工程]
  • 作者机构：[1]电子科技大学光电信息学院,成都610054
  • 相关基金：总装预研、国家自然科学基金（批准号：60736038）、国家高技术研究发展计划（编号：2007AA012269）资助项目
  • 相关项目：高速（微波）信号的光学模/数转换方法与关键技术研究
作者： 刘永智|廖进昆|陆荣国|李和平|唐雄贵|
关键词： 电光聚合物, S形脊波导, 有效折射率法, 变分法, 广角有限差分束, 传播法
中文摘要：

首先利用变分有效折射率法对聚合物脊形多模光波导基模和高阶模的色散特性与横向场分布进行分析，研究了波导结构参数对色散特性的影响，计算出TM基模和高阶模的光场分布，得出了聚合物脊形光波导的单模传输条件．然后利用广角有限差分束传播法和有效折射率法研究了S形脊波导圆弧曲率半径与弯曲损耗的关系，得出了如下结论：当圆弧曲率半径大于5000μm后，即使波导曲率半径增大，波导的弯曲辐射损耗已不会再明显减小，光已可以在S形脊波导中稳定地传播了．

同期刊论文项目
高速（微波）信号的光学模/数转换方法与关键技术研究
期刊论文 50 会议论文 14 专利 12
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