Y. Sobu

High-Speed, Multi-Level Operation of All-Silicon Segmented Modulator for Optical DAC Transmitter

T. Hoshida, Shinsuke Tanaka, Yu Tanaka, 2020, 2020 IEEE Photonics Conference (IPC).

A 300-mm Silicon Photonics Platform for Large-Scale Device Integration

Tohru Mogami, Jun Ushida, Seok-Hwan Jeong, 2018, IEEE Journal of Selected Topics in Quantum Electronics.

Si-wire two-dimensional grating coupler with polarization-dependent loss of lower than 0.3 dB over a 60-nm-wide spectral range

Seok-Hwan Jeong, Yu Tanaka, Y. Sobu, 2018, Japanese Journal of Applied Physics.

Demonstration of low polarization dependent loss of 1.3 μm two dimensional grating coupler

Seok-Hwan Jeong, Yu Tanaka, Y. Sobu, 2017, 2017 IEEE 14th International Conference on Group IV Photonics (GFP).

Silicon-photonics devices for chip to chip communications

Shinsuke Tanaka, Seok-Hwan Jeong, Yu Tanaka, 2015, 2015 11th Conference on Lasers and Electro-Optics Pacific Rim (CLEO-PR).

Optical loss analysis and parameter optimization for fan-shaped single-polarization grating coupler at wavelength of 1.3 µm band

K. Yashiki, J. Ushida, Shigeki Takahashi, 2018 .

GaInAsP/InP MZI waveguide optical isolator integrated with spot size converter.

Y. Shoji, T. Mizumoto, Y. Sobu, 2013, Optics express.

Spectral variation analysis for silicon grating couplers fabricated on a 300-mm SOI wafer

T. Mogami, J. Ushida, K. Kinoshita, 2017, 2017 IEEE 14th International Conference on Group IV Photonics (GFP).

300-mm ArF-immersion lithographytechnology based Si-wire grating couplers with high coupling efficiency and low crosstalk

Seok-Hwan Jeong, Ken Morito, Yu Tanaka, 2016, 2016 21st OptoElectronics and Communications Conference (OECC) held jointly with 2016 International Conference on Photonics in Switching (PS).

70 Gbaud Operation of All-Silicon Mach–Zehnder Modulator based on Forward-Biased PIN Diodes and Passive Equalizer

Shinsuke Tanaka, Yohei Sobu, Yu Tanaka, 2019, 2019 24th OptoElectronics and Communications Conference (OECC) and 2019 International Conference on Photonics in Switching and Computing (PSC).

High-Speed Optical Digital-to-Analog Converter Operation of Compact Two-Segment All-Silicon Mach–Zehnder Modulator

T. Hoshida, Shinsuke Tanaka, Yu Tanaka, 2020, Journal of Lightwave Technology.