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15d
NOMA场景下基于双阶段训练的导频污染攻击检测和去污方案
(1)设计了一种适用于NOMA场景的基于双阶段训练的导频污染攻击检测算法。该算法要求合法用户对在各自所在的训练阶段都使用一样的导频,再根据接收信号在训练阶段正交投影结果的概率分布情况检测是否存在导频污染攻击。
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13d
紫金山实验室:无线内生安全技术2.0蓝皮书(2024年)(1)
信息与功能安全:无线内生信息安全利用无线信道属性保护信息机密 ... 涉及隐蔽通信、抗干扰和抗衰落技术,传统抗干扰技术面临挑战,新兴技术 ...
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