概括
这项研究介绍了一种新的在绝缘体上阵列波导网格路由器 (AWGR) 设计. 改进的设计实现了显著降低损失和不均性,提高了光通信性能.
科学领域:
- 光子学和光学工程的工程.
- 集成光学 集成光学 集成光学
- 导波器件 导波器件 导波器件
背景情况:
- 阵列波导网格路由器 (AWGR) 是波长分割多重复合 (WDM) 系统中的关键组件.
- 传统的AWGR设计经常存在不均性和高插入损失,限制了其性能.
- 边缘通道优化对于提高AWGR效率至关重要.
研究的目的:
- 设计和制造一个统一的,低损耗的4×4在绝缘体 (SOI) 循环AWGR.
- 为了提高合效率并减少不均性,使用边缘通道输入分割器和输出组合器.
- 与传统的 AWGR 设计相比,展示了改进的性能指标.
主要方法:
- 在在绝缘体平台上制造4x4循环AWGR.
- 在边缘通道上集成输入分割器和输出组合器.
- 在分割/组合路径中分析场分布和合效率.
主要成果:
- 在16个输入输出路径中实现了0.4dB的非均性损失.
- 与传统设计相比,在不均性方面有3dB的改进.
- 最大插入损失减少3dB,最小损失为1.1dB,交叉声低于-22.7dB.
结论:
- 具有边缘通道分割器/组合器的新型AWGR设计显著减少了损失和不均性.
- 这种设计比传统的AWGR提高了3dB的性能.
- 该方法可扩展到更大的AWGR和未来光网络的双向设备.
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