[WE3] High-Speed Modulators II

3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[WE3-2] Comparison of High-Speed Performance between InP-Based Coplanar Strip-Line and Capacitive-Loading Mach-Zehnder Modulators

○Ruoyun Yao¹, Weiwei Pan¹, Yu Cheng¹, Min Gong¹, Jintian Zhu², Chen Ji¹ (1.Zhejiang University, 2.G-TRON Semiconductor Co., Ltd.)

Keywords:

Optical modulators

This work presents a coplanar strip-line Mach-Zehnder modulator with shallow-etched waveguides, achieving a microwave attenuation of 2.55 dB/mm at 40 GHz and competitive electro-optic bandwidth, outperforming capacitive-loading modulators with a fivefold increase in density.