40-GHz resonant-cavity 2-D photodetector array using InP/InGaAs DH structure for advanced optical wireless communications

Toshimasa Umezawa,Atsushi Matsumoto, Kouich Akahane,Atsushi Kanno,Naokatsu Yamamoto

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We present a resonant cavity 4×4 photodetector array operated at up to 40 GHz. It enables the separation of wavelengths in the WDM-FSO beam and simultaneously increases the aperture size against the optical alignment issue.

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