With adopting the technics, the BOA device fabricated will have the excellent symmetry of electrode and the high extinction-ration (>40dB).

• 我们设计的集总电极型BOA光开关理论3dB调制带宽大于2.；5GHz，半波电压为5V，消光比大于40dB，对TM模的理论衰减大于45dB，而对TE模的损耗小于0