We study a nonlinear fiber optical channel impaired by cross-phase modulation and dispersion from the viewpoint of an interference channel. We characterize an outer bound on the capacity region of simultaneously achievable rate pairs, assuming a two-user perturbative channel model.

翻译：我们从一个干扰频道的角度研究一个非线性纤维光学频道,它因交叉波段调节和分散而受损。 我们把一个同时可以实现的电荷配对的容量区域作为外缘,假设有一个双用户干扰频道模型。