[MF1] Optical Signal Functionalization I

2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[MF1-2] Design of Efficient Polarization Modulator with Asymmetrically Coupled MQW

〇Peng Zhou, Yoshiaki Nakano, Takuo Tanemura (The Univ. of Tokyo, Japan)

Keywords:

quantum well,optical modulator,polarization

We propose novel integrated polarization modulator with InGaAsP three-step asymmetrically coupled quantum wells. By using abnormal quantum-confined Stark effect, we numerically demonstrate more than one-order improvement in modulation efficiency from the conventional uniform quantum-well design.