Title :
Crosstalk suppression in silicon nanowire arrayed waveguide grating by cascaded grating filter
Author :
Gao, Dingshan ; Liu, Yuan ; Deng, Yang ; Zhang, Xinliang
Author_Institution :
Wuhan Nat. Lab. for Optoelectron., Huazhong Univ. of Sci. & Technol., Wuhan, China
Abstract :
Cascaded grating filters are proposed to cut the side lobes of silicon nanowire arrayed waveguide grating introduced by fabrication error. Numerical simulation shows that the crosstalk level can be improved by about 15dB.
Keywords :
arrayed waveguide gratings; elemental semiconductors; integrated optics; nanophotonics; nanowires; optical crosstalk; optical design techniques; optical waveguide filters; silicon; silicon-on-insulator; Si; cascaded grating filter; crosstalk suppression; fabrication error; numerical simulation; silicon nanowire arrayed waveguide grating; silicon photonics; Arrayed waveguide gratings; Band pass filters; Crosstalk; Fabrication; Gratings; Matched filters;
Conference_Titel :
Group IV Photonics (GFP), 2010 7th IEEE International Conference on
Conference_Location :
Beijing
Print_ISBN :
978-1-4244-6344-2
DOI :
10.1109/GROUP4.2010.5643400
