量子安全通信作为量子信息的重要分支之一,是量子力学在通信领域极为重要的应用.着重研究B92量子密钥分配协议的量子电路模型及其后续仿真,基于Qcircuit仿真软件设计出一种全新的B92量子密钥分配协议的量子电路模型,通过引入误码率(BER)和协议可靠率Υsec两个指标,仿真分析了在不同噪声信道模型下B92量子密钥分配协议的有效性和安全性.仿真结果表明,这种全新的电路设计实现了B92密钥分配协议的功能,并具有普遍意义,可运用于构造其他密钥分配协议的量子电路模型.
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