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自由空间量子密钥分发控制系统的FPGA设计

, PP. 173-178

Keywords: 量子信息,量子密钥分发,FPGA,自由空间,嵌入式硬核,PLB总线

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Abstract:

在量子保密通信蓬勃发展的今天,基于自由空间的量子密钥分发是一个重要的研究方向。它将在未来全球量子通信网络中扮演重要的角色。介绍了自由空间量子密钥分发控制系统中的电子学设计,选用Xilinx公司的VirtexII-Pro系列芯片,使用内部的PowerPC405嵌入式硬核加上功能逻辑模块实现最终量子密钥的提取和外围电路的控制,提高了全系统的集成度和可靠性。该设计成功应用于白天1公里量子密钥分发实验,成码率大于1.5Kbps。

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