Title :
Compact and wideband optical 90° hybrid based on a one-way tapered MMI coupler
Author :
Jeong, Seok-Hwan ; Morito, Ken
Author_Institution :
Fujitsu Labs. Ltd., Atsugi, Japan
Abstract :
We report compact and wideband 90° hybrid with a one-way tapered 4×4 MMI waveguide. The fabricated device with a device length of 198 μm exhibited a phase deviation of <;±5.4° over a 70-nm-wide spectral range.
Keywords :
III-V semiconductors; arsenic compounds; gallium compounds; indium compounds; integrated optics; integrated optoelectronics; light interference; optical couplers; optical fabrication; optical waveguides; InP-GaInAsP; compact wideband optical 90° hybrid; device fabrication; multimode interference; one-way tapered MMI coupler; phase deviation; size 198 mum; size 70 nm; waveguide; Bandwidth; Couplers; Optical coupling; Optical device fabrication; Optical sensors; Optical waveguides; Wavelength measurement;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4577-0213-6
