Demonstration of Reference Frame Independent Quantum Key Distribution with Integrated Optical Circuits
Kyongchun Lim, Byung‐Seok Choi, Joong‐Seon Choe, Ju Hee Baek, Minchul Kim, Kap‐Joong Kim, Chun Ju Youn · 2023
Free-space quantum key distribution usually requires limited space and weight. We implement reference frame independent quantum key distribution protocol with chip-scale integrated optical circuits such as laser diode, variable optical attenuator, and polarization beam combiner.