OALib Journal期刊
一种改进的CCK调制解调方案与FPGA实现
, PP. 33-37
Keywords: 补偿码解调 ,无线局域网 ,现场可编程门阵列硬件实现
Abstract:
提出了一种新的802.11b无线局域网物理层调制解调方法,可以把传输速率提高到17.6Mbit/s。基于多相位补偿码理论,给出了16bit补偿码的表达式和在加性高斯白噪声信道下的性能分析。计算机仿真结果表明,16bit补偿码比802.11b标准中8bit补偿码具有更好的性能。最后给出了解码的FWT(fastWalshtransform)算法以及调制解调系统的现场可编程门阵列(FPGA)硬件实现。
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