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The aim is to provide data for a spectrum analyser, using the HackRF or RTL-SDR, and possibly others. For the purpose of high speed, the spectrum data is obtained using hackrf_sweep for the HackRF, ...

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Summary: Heart rate can now be tracked without wearables or physical contact by analysing subtle changes in Wi-Fi signals already present in homes and offices. When Wi-Fi passes through the human body ...