Colorless, dual-polarization 90° hybrid with integrated VOAs and local oscillator on polymer platform.
Ziyang ZhangAlejandro Maese-NovoAndrzej PolatynskiTim MuellerGelani IrmscherDavid de FelipeMoritz KleinertWalter BrinkerCrispin ZawadzkiNorbert KeilPublished in: OFC (2015)