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 …

Practical issues and challenges in CSI-based integrated sensing and communication

D Zhang, D Wu, K Niu, X Wang, F Zhang… - 2022 IEEE …, 2022 - ieeexplore.ieee.org
Next-generation mobile communication network (ie, 6G) has been envisioned to go beyond
classical communication functionality and provide integrated sensing and communication …

FarSense: Pushing the range limit of WiFi-based respiration sensing with CSI ratio of two antennas

Y Zeng, D Wu, J Xiong, E Yi, R Gao… - Proceedings of the ACM on …, 2019 - dl.acm.org
The past few years have witnessed the great potential of exploiting channel state information
retrieved from commodity WiFi devices for respiration monitoring. However, existing …

Placement matters: Understanding the effects of device placement for WiFi sensing

X Wang, K Niu, J Xiong, B Qian, Z Yao, T Lou… - Proceedings of the …, 2022 - dl.acm.org
WiFi-based contactless sensing has found numerous applications in the fields of smart
home and health care owning to its low-cost, non-intrusive and privacy-preserving …

Device free human gesture recognition using Wi-Fi CSI: A survey

HFT Ahmed, H Ahmad, CV Aravind - Engineering Applications of Artificial …, 2020 - Elsevier
Device-free sensing of human gestures has gained tremendous research attention with the
recent advancements in wireless technologies. Channel State Information (CSI), a metric of …

Location-and person-independent activity recognition with WiFi, deep neural networks, and reinforcement learning

Y Ma, S Arshad, S Muniraju, E Torkildson… - ACM Transactions on …, 2021 - dl.acm.org
In recent years, Channel State Information (CSI) measured by WiFi is widely used for human
activity recognition. In this article, we propose a deep learning design for location-and …

Exploring multiple antennas for long-range WiFi sensing

Y Zeng, J Liu, J Xiong, Z Liu, D Wu… - Proceedings of the ACM on …, 2021 - dl.acm.org
Despite extensive research effort on contactless WiFi sensing over the past few years, there
are still significant barriers hindering its wide application. One key issue is the limited …

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 …

WiFi CSI-based device-free sensing: from Fresnel zone model to CSI-ratio model

D Wu, Y Zeng, F Zhang, D Zhang - CCF Transactions on Pervasive …, 2022 - Springer
Over the past decade, WiFi CSI-based device-free sensing technology has shown great
potential in smart homes, assisted living, and many other applications. While model-based …

WiBorder: Precise Wi-Fi based boundary sensing via through-wall discrimination

S Li, Z Liu, Y Zhang, Q Lv, X Niu, L Wang… - Proceedings of the ACM …, 2020 - dl.acm.org
Recent research has shown great potential of exploiting Channel State Information (CSI)
retrieved from commodity Wi-Fi devices for contactless human sensing in smart homes …