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随着宽带业务的增长和 DWDM技术的发展 ,人们需要更宽增益带宽的全光放大器。光纤喇曼放大器由于其可放大任意波长信号的特性而得到广泛的关注和重视。介绍了喇曼放大器的特性 ,总结了国外近年来对喇曼放大器在宽带通信应用中的研究 ,并讨论了喇曼放大器的发展方向
With the growth of broadband services and the development of DWDM technology, all-optical amplifiers with wider gain bandwidth are needed. Fiber Raman amplifiers are gaining much attention and attention due to their ability to amplify signals of any wavelength. The characteristics of Raman amplifiers are introduced. The research on the application of Raman amplifiers in broadband communication abroad is summarized. The development of Raman amplifiers is also discussed