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Design of AES VLSI in wireless sensor networks
Author(s): 
Pages: 113-116,120
Year: Issue:  12
Journal: Transducer and Microsystem Technologies

Keyword:  wireless sensor networksadvanced encryption standard(AES)VLSIreversible hardwarekey expansion;
Abstract: 提出了一种高性价比的先进密码算法(AES)加/解密系统超大规模集成电路(VLSI)实现方案.为了减少硬件开销,采用模块复用技术对AES的2个核心运算部件(字节代换和列混合)进行了硬件可逆设计;为了提高加/解密速度,采用了轮间和轮内相结合的流水线结构;设计了一种轮密钥扩展结构,解决高速加/解时轮密钥分配的同步问题.实验结果表明:该设计不仅能够正确实现高速的AES 加/解密运算,而且,与其他同类设计相...
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