半導體光放大器 (SOA) 是一種用于放大光信號的設(shè)備。放大是通過引導信號光穿過用作增益介質(zhì)的半導體單模波導來實現(xiàn)的。SOA 芯片的設(shè)計與 SLD 類似,解決了類似的挑戰(zhàn)。芯片設(shè)計結(jié)合了傾斜波導和抗反射刻面涂層,將刻面反射降至 0.001% 以下,并減少了光譜紋波。SOA 旨在將光信號放大高達 40dB,某些器件提供高達 110nm 的增益帶寬。

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