Asymmetric-waveguide-assisted 3-dB Broadband Directional Coupler
Publication Type:Conference Paper
Source:Conference on Lasers and Electro-Optics, OSA, Volume SM1I.8, San Jose, USA (2015)
We demonstrate 3-dB broadband directional couplers that use asymmetricwaveguide- based phase compensation. Average coupling ratios of 46.57% and 48.28% were obtained from 1500 nm to 1600 nm for transverse electric and transverse magnetic modes, respectively.