论文标题

量子通道状态掩蔽

Quantum Channel State Masking

论文作者

Pereg, Uzi, Deppe, Christian, Boche, Holger

论文摘要

当编码器具有通道侧信息(CSI)时,请考虑量子通道上取决于量子状态的量子通道的通信,并需要从解码器掩盖量子通道状态的信息。为纠缠辅助掩蔽模棱两可区域建立了完整的表征,并为量子容量裂口功能提供了正则公式,而无需辅助。对于没有辅助的Hadamard通道,我们得出了单个字母的内部和外部边界,这在不依赖状态的通道的标准情况下重合。

Communication over a quantum channel that depends on a quantum state is considered when the encoder has channel side information (CSI) and is required to mask information on the quantum channel state from the decoder. A full characterization is established for the entanglement-assisted masking equivocation region, and a regularized formula is given for the quantum capacity-leakage function without assistance. For Hadamard channels without assistance, we derive single-letter inner and outer bounds, which coincide in the standard case of a channel that does not depend on a state.

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