O Tadanaga

Long-distance entanglement-based quantum key distribution over optical fiber.

T Honjo, H Takesue, M Fujiwara, 2008, Optics express.

Field trial of differential-phase-shift quantum key distribution using polarization independent frequency up-conversion detectors.

T Honjo, T. Honjo, K. Inoue, 2007, Optics express.

First demonstration of high-order QAM signal amplification in PPLN-based phase sensitive amplifier.

Y Miyamoto, Y. Miyamoto, O. Tadanaga, 2014, Optics express.

Long-distance distribution of time-bin entangled photon pairs over 100 km using frequency up-conversion detectors.

T Honjo, H Takesue, H Kamada, 2007, Optics express.