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Optical crosstalk in monolithically integrated multiple-wavelength vertical cavity laser arrays for multimode WDM local-area networks

机译:多模WDM局域网单片集成多波长垂直腔激光器阵列中的光串扰

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摘要

The optical crosstalk between lasers in densely-packed multiple wavelength vertical-cavity photonic integrated emitter arrays is studied for multimode wavelength-division multiplexing applications. It is found that a significant number of photocarriers are generated by spontaneous emission of an adjacent laser. However, an appropriate prebiasing scheme or device design can reduce the crosstalk to >-20 dB.
机译:研究了密集封装的多波长垂直腔光子集成发射器阵列中激光器之间的光学串扰,以用于多模波分复用应用。已经发现,通过相邻激光器的自发发射产生大量的光载流子。但是,适当的预偏置方案或设备设计可以将串扰降低到> -20 dB。

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