Tatsuhiko Watanabe

120 GBd plasmonic Mach-Zehnder modulator with a novel differential electrode design operated at a peak-to-peak drive voltage of 178 mV.

Juerg Leuthold, Ueli Koch, Horst Hettrich, 2019, Optics express.

19-core fan-in/fan-out waveguide device for dense uncoupled multi-core fiber

Yasuo Kokubun, Makoto Hikita, Tatsuhiko Watanabe, 2013, 2013 IEEE Photonics Conference.

Perpendicular Grating Coupler Based on a Blazed Antiback-Reflection Structure

Juerg Leuthold, Ueli Koch, Yuriy Fedoryshyn, 2017, Journal of Lightwave Technology.

Plasmonic-Organic Hybrid Modulators for Optical Interconnects beyond 100G/λ

Juerg Leuthold, Christian Haffner, Delwin L. Elder, 2018, 2018 Conference on Lasers and Electro-Optics (CLEO).

Dense heterogeneous uncoupled multi-core fiber using 9 types of cores with double cladding structure

Yasuo Kokubun, Tatsuhiko Watanabe, 2011, 17th Microopics Conference (MOC).

Ultra-large number of transmission channels in space division multiplexing using few-mode multi-core fiber with optimized air-hole-assisted double-cladding structure.

Yasuo Kokubun, Y. Kokubun, Tatsuhiko Watanabe, 2014, Optics express.

500 GHz plasmonic Mach-Zehnder modulator enabling sub-THz microwave photonics

Hermann Massler, Juerg Leuthold, Larry R. Dalton, 2018, APL Photonics.

Accurate analysis of crosstalk between LP11 degenerate modes due to offset connection using exact eigenmodes

Yasuo Kokubun, Seiya Miura, Tatsuhiko Watanabe, 2016, 2016 21st OptoElectronics and Communications Conference (OECC) held jointly with 2016 International Conference on Photonics in Switching (PS).

2-D Grating Couplers for Vertical Fiber Coupling in Two Polarizations

Juerg Leuthold, Yuriy Fedoryshyn, J. Leuthold, 2019, IEEE Photonics Journal.