24 papers · ranked by Valyu relevance
Chiara Buratti, Andrea Conti, Davide Dardari, Roberto Verdone
Wireless sensor networks (WSNs) enable new applications and require non-conventional paradigms for protocol design due to several constraints. Owing to the requirement for low device complexity together with low energy consumption (i.e., long network lifetime), a proper balance between communication and signal/data…
Feng Xia
Recent years have witnessed tremendous advances in the design and applications of wirelessly networked and embedded sensors. Wireless sensor nodes are typically low-cost, low-power, small devices equipped with limited sensing, data processing and wireless communication capabilities, as well as power supplies. They…
Debnath Bhattacharyya, Tai-hoon Kim, Subhajit Pal
Recent developments in the area of micro-sensor devices have accelerated advances in the sensor networks field leading to many new protocols specifically designed for wireless sensor networks (WSNs). Wireless sensor networks with hundreds to thousands of sensor nodes can gather information from an unattended location…
Da-Sheng Lee, Yu-Hong Liu, Chii-Ruey Lin
Through harvesting energy by wireless charging and delivering data by wireless communication, this study proposes the concept of a wireless sensor enabled by wireless power (WPWS) and reports the fabrication of a prototype for functional tests. One WPWS node consists of wireless power module and sensor module with…
Denghui He, Yuanhui Cui, Fangchao Ming, Weiping Wu + 3 more
'Hao Jin' 'Weipeng Xuan'] In recent years, passive wireless sensors have been studied for various infrastructure sectors, making them a research and development focus. While substantial evidence already supports their viability, further effort is needed to understand their dependability and applicability. As a result…
Jaime Lloret, Miguel Garcia, Diana Bri, Sandra Sendra
Forest and rural fires are one of the main causes of environmental degradation in Mediterranean countries. Existing fire detection systems only focus on detection, but not on the verification of the fire. However, almost all of them are just simulations, and very few implementations can be found. Besides, the systems…
Deepali Virmani, Satbir Jain
In this paper we propose wireless sensor network architecture with layered protocols, targeting different aspects of the awareness requirements in wireless sensor networks. Under such a unified framework, we pay special attention to the most important awareness issues in wireless sensor networks: namely dynamic…
Idan Ifrach, Itamar Shenhar, Nir Averbuch, Bnaya Hami + 2 more
We present a low-cost, standards-based wireless sensor network (WSN) for continuous, canopy-integrated monitoring of plant–environment interactions. Each plant carries in-canopy microclimate sensors (temperature, relative humidity, illuminance) paired with nearby ambient references, yielding real-time canopy-ambient…
Muhammad Mateen Yaqoob, Kulsoom Fatima, Shahab Shamshirband, Amir Mosavi + 1 more
A Wireless Body Area Sensor Network (WBASN) is combination of numerous sense nodes, positioned onto/close or inside a person body. Wireless Body Area Sensor Networks (WBASN) is a developing automation trend that exploits wireless sensor nodes to put instantaneous wearable well-being of ill person to improve…
Abdellah Chehri, Gwanggil Jeon, Byoungjo Choi
Wireless Sensor networks (WSNs) are created by small hardware devices that possess the necessary functionalities to measure and exchange a variety of environmental data in their deployment setting. In this paper, we discuss the experiments in deploying a testbed as a first step towards creating a fully functional…
Ahsan Humayun, Muneeb Niaz, Muhammad Muneer Umar, Muhammad Mujahid
Recent advancement in the wireless sensor networks has provided a platform to numerous applications in healthcare sector. It has become an active research area due to its large scale potential. This research focuses on the application areas of wireless sensor networks specifically in the healthcare sector. In this…
Xiangyi Xu, Weijian Chen, Guangming Zhao, Yihang Li + 2 more
'Lan Yang'] Internet of Things (IoT) [1, 2] employs a large number of spatially distributed wireless sensors to monitor physical environments, e.g., temperature, humidity, and air pressure, have found wide applications including environmental monitoring [3], health care monitoring [4], smart cities [5] and precision…
V. Karthikeyan, S. Geethanjali, M. S. Mekala, T. Deepika
— Wireless Sensor Network (WSN) is the essential structure of a water eminence monitoring by means of wireless sensor network (WSN) technology. To scrutinize water quality greater than different sites as a synchronized application, an estimable system structural design constituted by spread sensor nodes and a base…
Francesco Fraternali
Wireless Sensor Networks (WSNs) have the goal of gathering data from the environment. The advent of the Internet of Things (IoT) drastically changed WSN's vision that, as never before, needs to expand and include hundreds or thousands of sensors. But to follow the current IoT trends new techniques need to be…
Kai-Chun Lin, Marc Dandin
We report a 0.18 µm CMOS lab-on-a-chip system that monolithically integrates a passive radio frequency identification (RFID) interface and an 8 × 8 array of capacitance sensors configured for measuring the capacitance change resulting from an overlying biological specimen. This lab-on-CMOS platform is designed to…
Soner Sonmezoglu, Jeffrey R. Fineman, Emin Maltepe, Michel M. Maharbiz
Deep tissue oxygenation monitoring has many potential applications. Vascular complications after solid organ transplantation, for example, frequently lead to graft ischemia, dysfunction or loss, and can occur months after transplantation. While imaging approaches can provide intermittent assessments of graft perfusion…
Rozhan Rabbani, Hossein Najafiaghdam, Micah Roschelle, Efthymios Philip Papageorgiou + 5 more
We present a mm-sized, ultrasonically powered lensless CMOS image sensor as a progress towards wireless fluorescence microscopy. Access to biological information within the tissue has the potential to provide insights guiding diagnosis and treatment across numerous medical conditions including cancer therapy. This…
Authors not listed
Wearable electrochemical sensors have aroused tremendous attention due to their great potential for in situ and continuous assessment for glucose monitoring. Conventional fingerstick test is the easiest and most efficient method for glucose evaluation, but invasive and painful. Here we introduce a wearable and…
Mohammad Zoofaghari, Aliakbar Rahimifard, Saikat Chatterjee, Ilangko Balasingham
Goal-oriented semantic communication has recently emerged in wireless sensor-actuator networks, emphasizing the meaning and relevance of information over raw data delivery, thereby enabling resource-efficient telecommunication. This paradigm offers significant benefits for intra-body or implantable sensor-actuator…
Jack Thoene, Omar Kamil, Thekra Alkadee, Nivedita Arora
Deep understanding of a field's soil moisture content is the leading indicator for predicting crop yields and making data driven decisions for irrigation and application of topical chemicals for drought resilience. Despite this importance, the cost of adopting and maintaining IoT infrastructure prevents modern farms…
Atharv Naik, Hong Seok Lee, Jack Herrington, Giandrin Barandun + 3 more
Gas sensors present an alternative to traditional off-package food quality assessment, due to their high sensitivity and fast response without the need of sample pre-treatment. The safe integration of gas sensors into packaging without compromising sensitivity, response rate, and stability, however, remains a…
Authors not listed
Non-invasive biomarker assessment in saliva offers a promising route for early detection of bovine respiratory disease (BRD) and scour in calves. However, accurate electrochemical sensing in this complex matrix remains challenging due to variable pH, viscosity, and interfering species. Here, we report an integrated…
Authors not listed
This study investigates the impact of sensor placement on the accuracy and responsiveness of indoor air quality (IAQ) monitoring focusing on particulate matter concentrations. Measurements were conducted in a controlled environment using three intercalibrated sensors positioned at different locations: a wall-mounted…
Paul Morris, Cory Simon
In many gas sensing tasks, we simply wish to become aware of gas compositions that deviate from normal, "business-as-usual" conditions. We provide a methodology, illustrated by example, to computationally predict the performance of a gas sensor array design for detecting anomalous gas compositions. Specifically, we…