Silicon polarization splitter and rotator using a subwavelength grating based directional coupler
- Resource Type
- Conference
- Authors
- He, Yu; Zhang, Yong; Wang, Xiaodong; Liu, Boyu; Jiang, Xinhong; Qiu, Ciyuan; Su, Yikai; Soref, Richard
- Source
- 2017 Optical Fiber Communications Conference and Exhibition (OFC) Optical Fiber Communications Conference and Exhibition (OFC), 2017. :1-3 Mar, 2017
- Subject
- Communication, Networking and Broadcast Technologies
Photonics and Electrooptics
- Language
A compact polarization splitter-rotator is experimentally demonstrated by using a subwavelength grating waveguide based directional coupler. Over 13 dB extinction ratios for both polarizations are achieved. Large tolerance (50 nm) to waveguide-width variation is also verified.