Wafer- and chip-level characterization of photonic integrated circuits by cascaded grating-couplers and spot-size converters

M. Eissa, R. Sasaki, T. Horikawa, T. Amemiya, N. Nishiyama, 2023年電子情報通信学会 ソサイエティ大会, C-3/4-20, Sep. 2023.