Results 141 to 150 of about 455,104 (191)
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Physical-Layer CTC From BLE to Wi-Fi With IEEE 802.11ax
IEEE Transactions on Mobile ComputingWi-Fi is the de facto standard for providing wireless access to the Internet in the 2.4 GHz ISM band. Tens of billions of Wi-Fi devices (e.g., smartphones) have been shipped worldwide with limited types of wireless radios operating only when Wi-Fi ...
Demin Gao +6 more
semanticscholar +1 more source
IEEE Internet of Things Journal, 2023
A novel 2-D indoor location system for Internet of Things devices employing a single Wi-Fi access point (AP) is presented. The $\{x, y\}$ position is estimated with a combination of Direction-of-Arrival (DoA) and Time-of-Flight (ToF) algorithms.
J. A. López-Pastor +4 more
semanticscholar +1 more source
A novel 2-D indoor location system for Internet of Things devices employing a single Wi-Fi access point (AP) is presented. The $\{x, y\}$ position is estimated with a combination of Direction-of-Arrival (DoA) and Time-of-Flight (ToF) algorithms.
J. A. López-Pastor +4 more
semanticscholar +1 more source
IEEE Journal on Selected Areas in Communications, 2022
Gesture recognition is the central enabler of human-computer interaction (HCI). In addition to the semantic information contained in gestures, gesture-based user identification can effortlessly enhance HCI system security.
Ronghui Zhang +5 more
semanticscholar +1 more source
Gesture recognition is the central enabler of human-computer interaction (HCI). In addition to the semantic information contained in gestures, gesture-based user identification can effortlessly enhance HCI system security.
Ronghui Zhang +5 more
semanticscholar +1 more source
Secur-Fi: A Secure Wireless Sensing System Based on Commercial Wi-Fi Devices
IEEE Conference on Computer Communications, 2023Wi-Fi sensing technology plays an important role in numerous IoT applications such as virtual reality, smart homes and elder healthcare. The basic principle is to extract physical features from the Wi-Fi signals to depict the user’s locations or ...
Xuanqi Meng +5 more
semanticscholar +1 more source
Widar2.0: Passive Human Tracking with a Single Wi-Fi Link
ACM SIGMOBILE International Conference on Mobile Systems, Applications, and Services, 2018This paper presents Widar2.0, the first WiFi-based system that enables passive human localization and tracking using a single link on commodity off-the-shelf devices.
Kun Qian +5 more
semanticscholar +1 more source
WiShield: Privacy Against Wi-Fi Human Tracking
IEEE Journal on Selected Areas in CommunicationsWi-Fi signals contain information about the surrounding propagation environment and have been widely used in various sensing applications such as gesture recognition, respiratory monitoring, and indoor position. Nevertheless, this information can also be
Jingyang Hu +7 more
semanticscholar +1 more source
Future Directions for Wi-Fi 8 and Beyond
IEEE Communications Magazine, 2022Generation after generation, Wi-Fi has experienced tremendous growth in both market penetration and technical capabilities. Wi-Fi 6/6E is the latest generation of the technology with commercially available products.
Ehud Reshef, C. Cordeiro
semanticscholar +1 more source
Pa-Count: Passenger Counting in Vehicles Using Wi-Fi Signals
IEEE Transactions on Mobile ComputingPassenger counting is crucial for many applications such as vehicle scheduling and traffic capacity assessment. However, most of the existing solutions are either high-cost, privacy invasive or not suitable for passengers the vehicle scenarios.
Hongbo Jiang +5 more
semanticscholar +1 more source
GaitSense: Towards Ubiquitous Gait-Based Human Identification with Wi-Fi
ACM Trans. Sens. Networks, 2022Gait, the walking manner of a person, has been perceived as a physical and behavioral trait for human identification. Compared with cameras and wearable sensors, Wi-Fi-based gait recognition is more attractive because Wi-Fi infrastructure is almost ...
Yi Zhang +5 more
semanticscholar +1 more source
2019
Even the cheapest laptop no longer needs a cable to access the internet; you just walk into a place and, somehow, magically, the device you are carrying connects automatically with a Wi-Fi hot spot. This happens in cafes, at home, on a train, on a plane.
openaire +2 more sources
Even the cheapest laptop no longer needs a cable to access the internet; you just walk into a place and, somehow, magically, the device you are carrying connects automatically with a Wi-Fi hot spot. This happens in cafes, at home, on a train, on a plane.
openaire +2 more sources