2 papers
quant-ph2018
Activation of zero-error classical capacity in low-dimensional quantum systems
Jeonghoon Park, Jun Heo
Channel capacities of quantum channels can be nonadditive even if one of two quantum channels has no channel capacity. We call this phenomenon \emph{activation} of the channel capa…
cs.IT2018
Improved Reconciliation With Polar Codes In Quantum Key Distribution
Sunghoon Lee, Jooyoun Park, Jun Heo
Quantum key distribution (QKD) is a cryptographic system that generates an information-theoretically secure key shared by two legitimate parties. QKD consists of two parts: quantum…