量子密钥分发网方案的改进设计

1.华中科技大学电信系,湖北,武汉,430074

2.华中科技大学电信系,湖北,武汉,430074

3.华中科技大学电信系,湖北,武汉,430074

4.华中科技大学电信系,湖北,武汉,430074

5.华中科技大学电信系,湖北,武汉,430074

基金项目: 湖北省自然科学基金(2003ABA008)

Scheme design and improvement of quantum key distribution network

量子密码术要走向实用化,必须实现多用户间的量子密钥分配.首先介绍了基于EPR对的E91量子密钥分发方案.利用该协议,我们在现有量子密钥分发网方案的基础上提出了一种实现多用户网络下任意多个用户之间的密钥分发方案,并融合波分复用技术对级联式环型量子密钥分发网方案进行了改进.

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