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Guidelines for Limiting Exposure to Electromagnetic Fields (100 kHz to 300 GHz) Open
Radiofrequency electromagnetic fields (EMFs) are used to enable a number of modern devices, including mobile telecommunications infrastructure and phones, Wi-Fi, and Bluetooth. As radiofrequency EMFs at sufficiently high power levels can a…
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Wireless battery-free wearable sweat sensor powered by human motion Open
Wireless battery-free wearable sensor powered by human motion is able to analyze sweat biomarkers for personalized health care.
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Unmanned Aerial Vehicles in Smart Agriculture: Applications, Requirements, and Challenges Open
In the next few years, smart farming will reach each and every nook of the world. The prospects of using unmanned aerial vehicles (UAV) for smart farming are immense. However, the cost and the ease in controlling UAVs for smart farming mig…
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RSSI-Based Indoor Localization With the Internet of Things Open
In the era of smart cities, there are a plethora of applications where the localization of indoor environments is important, from monitoring and tracking in smart buildings to proximity marketing and advertising in shopping malls. The succ…
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Smartphone-Based Indoor Localization with Bluetooth Low Energy Beacons Open
Indoor wireless localization using Bluetooth Low Energy (BLE) beacons has attracted considerable attention after the release of the BLE protocol. In this paper, we propose an algorithm that uses the combination of channel-separate polynomi…
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BLE Beacons for Internet of Things Applications: Survey, Challenges, and Opportunities Open
While the Internet of Things (IoT) is driving a transformation of current society towards a smarter one, new challenges and opportunities have arisen to accommodate the demands of IoT development. Low power wireless devices are, undoubtedl…
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A Survey on Urban Traffic Management System Using Wireless Sensor Networks Open
Nowadays, the number of vehicles has increased exponentially, but the bedrock capacities of roads and transportation systems have not developed in an equivalent way to efficiently cope with the number of vehicles traveling on them. Due to …
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An Autonomous Wireless Body Area Network Implementation Towards IoT Connected Healthcare Applications Open
Internet of Things (IoT) is a new technological paradigm that can connect things from various fields through the Internet. For the IoT connected healthcare applications, the wireless body area network (WBAN) is gaining popularity as wearab…
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Open-Source Potentiostat for Wireless Electrochemical Detection with Smartphones Open
This paper describes the design and characterization of an open-source "universal wireless electrochemical detector" (UWED). This detector interfaces with a smartphone (or a tablet) using "Bluetooth Low Energy" protocol; the smartphone pro…
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Enabling Practical Backscatter Communication for On-body Sensors Open
In this paper, we look at making backscatter practical for ultra-low power on-body sensors by leveraging radios on existing smartphones and wearables (e.g. WiFi and Bluetooth). The difficulty lies in the fact that in order to extract the w…
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A Survey of Autonomous Vehicles: Enabling Communication Technologies and Challenges Open
The Department of Transport in the United Kingdom recorded 25,080 motor vehicle fatalities in 2019. This situation stresses the need for an intelligent transport system (ITS) that improves road safety and security by avoiding human errors …
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Smart Sensor Systems for Wearable Electronic Devices Open
Wearable human interaction devices are technologies with various applications for improving human comfort, convenience and security and for monitoring health conditions. Healthcare monitoring includes caring for the welfare of every person…
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Electronic skin as wireless human-machine interfaces for robotic VR Open
The closed-loop HMI system could compliantly interface with human body for teleoperating various robotics with haptic feedback.
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Improving Indoor Localization Using Bluetooth Low Energy Beacons Open
The paper describes basic principles of a radio-based indoor localization and focuses on the improvement of its results with the aid of a new Bluetooth Low Energy technology. The advantage of this technology lies in its support by contempo…
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Indoor positioning and wayfinding systems: a survey Open
Navigation systems help users access unfamiliar environments. Current technological advancements enable users to encapsulate these systems in handheld devices, which effectively increases the popularity of navigation systems and the number…
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Indoor Positioning Algorithm Based on the Improved RSSI Distance Model Open
The Global Navigation Satellite System (GNSS) cannot achieve accurate positioning and navigation in the indoor environment. Therefore, efficient indoor positioning technology has become a very active research topic. Bluetooth beacon positi…
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A Personalized Healthcare Monitoring System for Diabetic Patients by Utilizing BLE-Based Sensors and Real-Time Data Processing Open
Current technology provides an efficient way of monitoring the personal health of individuals. Bluetooth Low Energy (BLE)-based sensors can be considered as a solution for monitoring personal vital signs data. In this study, we propose a p…
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Detection and Classification of UAVs Using RF Fingerprints in the Presence of Wi-Fi and Bluetooth Interference Open
This paper investigates the problem of detection and classification of unmanned aerial vehicles (UAVs) in the presence of wireless interference signals using a passive radio frequency (RF) surveillance system. The system uses a multistage …
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Performance Evaluation of Bluetooth Low Energy: A Systematic Review Open
Small, compact and embedded sensors are a pervasive technology in everyday life for a wide number of applications (e.g., wearable devices, domotics, e-health systems, etc.). In this context, wireless transmission plays a key role, and amon…
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A Bluetooth Low Energy Indoor Positioning System with Channel Diversity, Weighted Trilateration and Kalman Filtering Open
Indoor Positioning Systems (IPS) using Bluetooth Low Energy (BLE) technology are currently becoming real and available, which has made them grow in popularity and use. However, there are still plenty of challenges related to this technolog…
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Machine Learning in Wireless Sensor Networks for Smart Cities: A Survey Open
Artificial intelligence (AI) and machine learning (ML) techniques have huge potential to efficiently manage the automated operation of the internet of things (IoT) nodes deployed in smart cities. In smart cities, the major IoT applications…
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Microfluidic Point-of-Care Devices: New Trends and Future Prospects for eHealth Diagnostics Open
Point-of-care (PoC) diagnostics is promising for early detection of a number of diseases, including cancer, diabetes, and cardiovascular diseases, in addition to serving for monitoring health conditions. To be efficient and cost-effective,…
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A State-of-the-Art Survey of Indoor Positioning and Navigation Systems and Technologies Open
The research and use of positioning and navigation technologies outdoors has seen a steady and exponential growth. Based on this success, there have been attempts to implement these technologies indoors, leading to numerous studies. Most o…
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A Survey of Indoor Localization Systems and Technologies Open
Indoor localization has recently witnessed an increase in interest, due to the potential wide range of services it can provide by leveraging Internet of Things (IoT), and ubiquitous connectivity. Different techniques, wireless technologies…
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L‐RUBI: An efficient load‐based resource utilization algorithm for bi‐partite scatternet in wireless personal area networks Open
Summary Recently, much of the wireless personal area network (WPAN) research concerns network protocols, scheduling, and security challenges but the major issue of resource utilization has been very rarely investigated. The design of resou…
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Cortical control of a tablet computer by people with paralysis Open
General-purpose computers have become ubiquitous and important for everyday life, but they are difficult for people with paralysis to use. Specialized software and personalized input devices can improve access, but often provide only limit…
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A Low Cost Indoor Positioning System Using Bluetooth Low Energy Open
In this paper, we present a Bluetooth Low Energy (BLE) based indoor positioning system developed for monitoring the daily living pattern of old people (e.g. people living with dementia) or individuals with disabilities. The proposed sensin…
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Indoor Positioning Technologies Without Offline Fingerprinting Map: A Survey Open
Fingerprint-based wireless indoor positioning approaches are widely used for location-based services because wireless signals, such as Wi-Fi and Bluetooth, are currently pervasive in indoor spaces. The working principle of fingerprinting t…
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Security Vulnerabilities in Bluetooth Technology as Used in IoT Open
Bluetooth technology is a key component of wireless communications. It provides a low-energy and low-cost solution for short-range radio transmissions. Bluetooth, more specifically Bluetooth Low Energy (BLE) has become the predominant tech…
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Interaction data from the Copenhagen Networks Study Open
We describe the multi-layer temporal network which connects a population of more than 700 university students over a period of four weeks. The dataset was collected via smartphones as part of the Copenhagen Networks Study . We include the …