It is shown that this new type of modulator needs simpler fabrication techniques and has lower insertion loss than that of the existing modulators. 理论与实验表明，该类型的电光调制器具有制备工艺简单，插入损耗小，易于集成的优点。
In this paper, a novel electro-optic modulator based on free space coupling technology is proposed. 摘要文章提出了一种基于自由空间耦合技术的电光调制器。
