1. Department of Electronic Engineering, Ching Yun Institute of Technology, 229, Chien-Hsin Rd., Jung-Li,Taoyuan, 32020,Taiwan 2. Department of Electronic Engineering , I-Lan Institute of Technology, 1, Shen-Nung Rd., ILan, 260,Taiwan
Abstract:
A novel S-bend with tapered curved waveguides is proposed. The normalized transmitted power is greater than the conventional bend with weakly guided waveguides. Small size and low loss can be reached by the proposed S-bend.