Channel capacity is a core problem in information theory[1,2].The capacity of a classical channel is essentially characterized by maximum transmission rate of classical information[1].However,in quantum information th...Channel capacity is a core problem in information theory[1,2].The capacity of a classical channel is essentially characterized by maximum transmission rate of classical information[1].However,in quantum information theory,several capacities can be defined for a quantum channel based on the type of information being sent.Currently,classical capacity[3,4],entanglement-assisted classical capacity[5],quantum capacity[6,7],and private capacity[7]are used to展开更多
基金supported by the National Natural Science Foundation of China(Grant Nos.61671280,and 11531009)the Natural Science Basic Research Plan in Shaanxi Province of China(Grant No.2017KJXX-92)+1 种基金the Fundamental Research Funds for the Central Universities(Grant No.GK201502004)the Funded Projects for the Academic Leaders and Academic Backbones,Shaanxi Normal University(Grant No.16QNGG013)
文摘Channel capacity is a core problem in information theory[1,2].The capacity of a classical channel is essentially characterized by maximum transmission rate of classical information[1].However,in quantum information theory,several capacities can be defined for a quantum channel based on the type of information being sent.Currently,classical capacity[3,4],entanglement-assisted classical capacity[5],quantum capacity[6,7],and private capacity[7]are used to
