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提出了一种基于Wi-Fi接口的数据分组检测算法，它在OFDM符号同步定时度量函数中采用一种新型归一化因子作为分母，与传统方法相比，该算法不仅有较高的检测概率，而且阈值的设置无需预先估计频偏。理论分析和仿真结果表明，在AWGN信道中，提出的算法使数据分组检测阈值设置更为灵活。此外，在多径Rayleigh衰落信道下，阈值可以直接根据相应AWGN信道的情形进行设置。
UW engineers achieve Wi-Fi at 10,000 times lower power（图）
UW engineers Wi-Fi 10,000 times lower power
2016/2/23
The upside of Wi-Fi is that it’s everywhere – invisibly connecting laptops to printers, allowing smartphones to make calls or stream movies without cell service, and letting online gamers battle it ou...
Popular Science names ‘Power Over Wi-Fi’ one of the year’s game-changing technologies
Power Over Wi-Fi game-changing
2015/11/18
University of Washington engineers have developed a novel technology that uses a Wi-Fi router — a source of ubiquitous but untapped energy in indoor environments —to power devices.