RFID系统的IEEE的文章，安全协议，认证- In this paper, we first propose a cryptographic authentication protocol which meets the privacy protection for tag bearers, and then a digital Codec for RFID tag is designed based on the protocol. The protocol w

ofdm系统中的完整帧同步模块，基于verilog实现。-ofdm system full frame synchronization module, based on verilog implementation.