Boosting WiFi sensing performance via CSI ratio

Y Zeng, D Wu, J Xiong, D Zhang - IEEE Pervasive Computing, 2020 - ieeexplore.ieee.org
The past few years have witnessed the great potential of exploiting channel state information
(CSI) retrieved from commodity WiFi devices for contactless human sensing. However, a …

WiFi sensing with channel state information: A survey

Y Ma, G Zhou, S Wang - ACM Computing Surveys (CSUR), 2019 - dl.acm.org
With the high demand for wireless data traffic, WiFi networks have experienced very rapid
growth, because they provide high throughput and are easy to deploy. Recently, Channel …

Sencom: Integrated sensing and communication with practical wifi

Y He, J Liu, M Li, G Yu, J Han, K Ren - Proceedings of the 29th Annual …, 2023 - dl.acm.org
Given the fact that WiFi-based sensing can be realized by reusing WiFi communication
facilities and communication frequency bands, integrated sensing and communication …

A comprehensive review of wifi sensing technologies: Tools, challenges and future research directions

H Boudlal, M Serrhini, A Tahiri - AIP Conference Proceedings, 2023 - pubs.aip.org
Numerous research have proved the efficacy of re-using wireless signals to achieve a
variety of developing applications, ranging from daily activity identification to indoor …

Detecting radio frequency interference for CSI measurements on COTS WiFi devices

Y Zheng, C Wu, K Qian, Z Yang… - 2017 IEEE International …, 2017 - ieeexplore.ieee.org
In recent years, WiFi-based sensing applications have been proliferated due to growing
capacities of the physical layer. Channel State Information (CSI), which depicts the …

Wiimg: Pushing the limit of wifi sensing with low transmission rates

K Yang, X Zheng, J Xiong, L Liu… - 2022 19th Annual IEEE …, 2022 - ieeexplore.ieee.org
WiFi has achieved great success in data communication in the past two decades and WiFi
signals are recently further exploited for sensing purposes. Promising progress has been …

Performing WiFi sensing with off-the-shelf smartphones

SM Hernandez, E Bulut - 2020 IEEE International Conference …, 2020 - ieeexplore.ieee.org
WiFi sensing has recently attracted a lot of attention in providing a method for device-free
sensing with standard WiFi devices through the use of Channel State Information (CSI) …

Cross-domain wifi sensing with channel state information: A survey

C Chen, G Zhou, Y Lin - ACM Computing Surveys, 2023 - dl.acm.org
The past years have witnessed the rapid conceptualization and development of wireless
sensing based on Channel State Information (CSI) with commodity WiFi devices. Recent …

{BFMSense}:{WiFi} Sensing Using Beamforming Feedback Matrix

E Yi, D Wu, J Xiong, F Zhang, K Niu, W Li… - … USENIX Symposium on …, 2024 - usenix.org
WiFi-based contactless sensing has attracted a tremendous amount of attention due to its
pervasiveness, low-cost, and non-intrusiveness to users. Existing systems mainly leverage …

Wi-ESP—A tool for CSI-based device-free Wi-Fi sensing (DFWS)

M Atif, S Muralidharan, H Ko… - Journal of Computational …, 2020 - academic.oup.com
Abstract Recent progress in Device-Free Wi-Fi Sensing (DFWS) has established the use of
wireless signals like Wi-Fi not only to communicate but also as a tool to enable device-free …