Silicon photonics based 1 × 2 wavelength selective switch using fold-back arrayed-waveguide gratings.
Fumi NakamuraHideaki AsakuraKeijiro SuzukiKen TanizawaMinoru OhtsukaNobuyuki YokoyamaKazuyuki MatsumaroMiyoshi SekiKeiji KoshinoKazuhiro IkedaShu NamikiHitoshi KawashimaHiroyuki TsudaPublished in: IEICE Electron. Express (2018)