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本文叙述在多模梯度光纤传输系统中,当以LED作光源时,材料色散对传输带宽的影响,并介绍了筒单易行的测试方法,其测量值与理论估算得到了较好吻合。
This paper describes the influence of material dispersion on transmission bandwidth when using LED as light source in multimode gradient optical fiber transmission system and introduces a simple and easy test method. The measured value is in good agreement with the theoretical estimation.