发明名称 |
Apparatus and method for estimating intra-channel nonlinear damage |
摘要 |
An apparatus and method for estimating intra-channel nonlinear damage, including: a first determining unit configured to determine a nonlinear phase shift weighting dispersion distribution function of an optical fiber transmission link according to a parameter of the optical fiber transmission link; a segmenting unit configured to segment the nonlinear phase shift weighting dispersion distribution function of the optical fiber transmission link into at least one rectangle; a calculating unit configured to respectively calculate a nonlinear perturbation coefficient of each rectangle in the at least one rectangle, and perform summation on the nonlinear perturbation coefficients of all the rectangles, so as to obtain a nonlinear perturbation coefficient of the optical fiber transmission link; and a second determining unit configured to determine intra-channel nonlinear damage of the optical fiber transmission link according to the nonlinear perturbation coefficient of the optical fiber transmission link. |
申请公布号 |
US9160448(B2) |
申请公布日期 |
2015.10.13 |
申请号 |
US201414310774 |
申请日期 |
2014.06.20 |
申请人 |
FUJITSU LIMITED |
发明人 |
Fan Yangyang;Dou Liang;Tao Zhenning |
分类号 |
H04B10/08;H04B10/073;H04B10/079 |
主分类号 |
H04B10/08 |
代理机构 |
Staas & Halsey LLP |
代理人 |
Staas & Halsey LLP |
主权项 |
1. An apparatus for estimating intra-channel nonlinear damage, comprising:
a first determining unit configured to determine a nonlinear phase shift weighting dispersion distribution function of an optical fiber transmission link according to a parameter of the optical fiber transmission link; a segmenting unit configured to segment the nonlinear phase shift weighting dispersion distribution function of the optical fiber transmission link into at least one rectangle; a calculating unit configured to respectively calculate a nonlinear perturbation coefficient of each rectangle in the at least one rectangle, and perform summation on nonlinear perturbation coefficients of all rectangles, to obtain a nonlinear perturbation coefficient of the optical fiber transmission link; and a second determining unit configured to determine intra-channel nonlinear damage of the optical fiber transmission link according to the nonlinear perturbation coefficient of the optical fiber transmission link. |
地址 |
Kawasaki JP |