Manufacturing and Characterization of Buried Optical Waveguide Stack in Glass Substrate
ZHENG Bin, HAO Yin-Lei, LI Yu-Bo, YANG Jian-Yi, JIANG Xiao-Qing, ZHOU Qiang, WANG Ming-Hua
图4 光波导堆栈中上层波导和下层波导的插入损耗a及其两者差值b统计 Fig. 4 Statistics results of insertion losses a and the corresponding difference b of top and bottom layer waveguide in optical waveguide stack