Fully chip-based decoder for polarization-encoding quantum key distribution
Yongqiang Du, Xun Zhu, Xin Hua, Zhengeng Zhao, Xiao Hong Hu, Qian Yi, Xi Xiao, Kejin Wei · 2023
We propose a fully chip-based decoder for polarization-encoding quantum key distribution. The chip realizes a polarization state analyzer and compensates for the BB84 protocol without requiring additional hardware.