Abstract
90° bent hollow waveguides with distributed Bragg reflectors (DBR) in silicon substrate are proposed. The air core was embedded by Si3N4/SiO2 multilayer. The two-dimensional (2-D) finite-difference time-domain (FDTD) method is used to simulate bending transmission efficiencies of the 90°-bent waveguides. The lowest 90° bending loss is around 0.8dB. This waveguide can be used in integrated planar light wave circuits.
© 2009 Optical Society of America
PDF ArticleMore Like This
Hideaki Yamakawa, Naomi Tadokoro, Takahiro Sakaguchi, Yoshihisa Tokunaga, and Fumio Koyama
CMI6 CLEO: Science and Innovations (CLEO:S&I) 2011
Yasuki Sakurai, Hideaki Yamakawa, Yasushi Yokota, Akihiro Matsutani, Takahiro Sakaguchi, and Fumio Koyama
OTuM4 Optical Fiber Communication Conference (OFC) 2006
Mukesh Kumar and Fumio Koyama
OWC3 Optical Fiber Communication Conference (OFC) 2009