Low-Phase-Error Silicon 90° Optical Hybrid with Large Fabrication Tolerance

Akira Oka, Jianping Wang, Yoshihiko Yoshida,Ayahito Uetake, Akira Ishii,Suguru Akiyama

2023 IEEE Silicon Photonics Conference (SiPhotonics)（2023）

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摘要

A novel silicon 90° optical hybrid with large fabrication tolerance for the phase error is demonstrated. A high yield of 99.94% for| phase error| < 5° in the wavelength range of 1.525 - 1.57µm is achieved by using two fabricated wafers.

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关键词

90° optical hybrid,Silicon Photonics,integrated coherent receiver (ICR)

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