Generation and transmission of 100-Gb/s PDM 4-PAM using directly modulated VCSELs and coherent detection.
Chongjin XieSilvia SpigaPo DongPeter WinzerAlan H. GnauckChristoph GreusMarkus OrtsieferChristian NeumeyrMichael MullerMarkus-Christian AmannPublished in: OFC (2014)