For an SOA with an active region with a wide material gain spectrum,an optimal antireflection coating helps to realize an SOA-based incoherent optical source with a high.
结果表明,不恰当的抗反膜会严重减小输出光谱的带宽;而在采用具有宽带材料增益谱的有源区基础上,结合抗反膜的优化设计,则可以获得既宽又平坦的非相干光源。