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628 Results Found

  • Article
  • Open Access
4 Citations
3,655 Views
13 Pages

Monitoring of Huntington’s Disease Based on Wireless Sensing Technology

  • Qiyu Zhu,
  • Lei Guan,
  • Muhammad Bilal Khan and
  • Xiaodong Yang

27 January 2020

Huntington’s disease (HD) is a rare genetic disorder that cannot be cured by current medical techniques. With the development of the disease, the life of patients will become more and more difficult. It is necessary to timely and effectively ev...

  • Article
  • Open Access
2 Citations
2,800 Views
17 Pages

Wireless Signal Propagation Prediction Based on Computer Vision Sensing Technology for Forestry Security Monitoring

  • Jialuan He,
  • Zirui Xing,
  • Tianqi Xiang,
  • Xin Zhang,
  • Yinghai Zhou,
  • Chuanyu Xi and
  • Hai Lu

24 August 2021

In this paper, Computer Vision (CV) sensing technology based on Convolutional Neural Network (CNN) is introduced to process topographic maps for predicting wireless signal propagation models, which are applied in the field of forestry security monito...

  • Review
  • Open Access
52 Citations
8,512 Views
23 Pages

Review of Wireless RFID Strain Sensing Technology in Structural Health Monitoring

  • Gang Liu,
  • Qi-Ang Wang,
  • Guiyue Jiao,
  • Pengyuan Dang,
  • Guohao Nie,
  • Zichen Liu and
  • Junyu Sun

3 August 2023

Strain-based condition evaluation has garnered as a crucial method for the structural health monitoring (SHM) of large-scale engineering structures. The use of traditional wired strain sensors becomes tedious and time-consuming due to their complex w...

  • Review
  • Open Access
33 Citations
14,925 Views
19 Pages

13 December 2022

In recent years, wireless sensor network (WSN) technology has emerged as an important technique for wireless sensing of soil moisture from the field to the catchment scale. This review paper presents the current status of wireless sensor network (WSN...

  • Review
  • Open Access
4 Citations
5,207 Views
31 Pages

31 December 2024

Recently, with advancements in Deep Learning (DL) technology, Radio Frequency (RF) sensing has seen substantial improvements, particularly in outdoor applications. Motivated by these developments, this survey presents a comprehensive review of state-...

  • Review
  • Open Access
47 Citations
11,333 Views
28 Pages

Recent Advances in Wearable Devices for Non-Invasive Sensing

  • Su Min Yun,
  • Moohyun Kim,
  • Yong Won Kwon,
  • Hyobeom Kim,
  • Mi Jung Kim,
  • Young-Geun Park and
  • Jang-Ung Park

29 January 2021

The development of wearable sensors is aimed at enabling continuous real-time health monitoring, which leads to timely and precise diagnosis anytime and anywhere. Unlike conventional wearable sensors that are somewhat bulky, rigid, and planar, resear...

  • Feature Paper
  • Review
  • Open Access
17 Citations
10,310 Views
59 Pages

Magnetoelectric BAW and SAW Devices: A Review

  • Bin Luo,
  • Prasanth Velvaluri,
  • Yisi Liu and
  • Nian-Xiang Sun

3 December 2024

Magnetoelectric (ME) devices combining piezoelectric and magnetostrictive materials have emerged as powerful tools to miniaturize and enhance sensing and communication technologies. This paper examines recent developments in bulk acoustic wave (BAW)...

  • Article
  • Open Access
31 Citations
9,487 Views
28 Pages

Electronic Skin Wearable Sensors for Detecting Lumbar–Pelvic Movements

  • Yuxin Zhang,
  • Pari Delir Haghighi,
  • Frada Burstein,
  • Lim Wei Yap,
  • Wenlong Cheng,
  • Lina Yao and
  • Flavia Cicuttini

9 March 2020

Background: A nanomaterial-based electronic-skin (E-Skin) wearable sensor has been successfully used for detecting and measuring body movements such as finger movement and foot pressure. The ultrathin and highly sensitive characteristics of E-Skin se...

  • Article
  • Open Access
565 Views
20 Pages

WIS: A Technology of Wireless Non-Contact Incremental Training Sensing

  • Guanjie Wang,
  • Yu Wu,
  • Hongyu Sun,
  • Xinyue Zhang,
  • Wanjia Li and
  • Yanhua Dong

4 November 2025

Wireless contactless human activity sensing is a new type of sensing method that uses the propagation characteristics of wireless signals to accurately perceive and understand human behavior. However, facing the huge amount of newly generated data an...

  • Article
  • Open Access
19 Citations
5,092 Views
17 Pages

Wireless Sensing Technology Combined with Facial Expression to Realize Multimodal Emotion Recognition

  • Xiaochao Dang,
  • Zetong Chen,
  • Zhanjun Hao,
  • Macidan Ga,
  • Xinyu Han,
  • Xiaotong Zhang and
  • Jie Yang

28 December 2022

Emotions significantly impact human physical and mental health, and, therefore, emotion recognition has been a popular research area in neuroscience, psychology, and medicine. In this paper, we preprocess the raw signals acquired by millimeter-wave r...

  • Article
  • Open Access
28 Citations
9,707 Views
20 Pages

Standardized Low-Power Wireless Communication Technologies for Distributed Sensing Applications

  • Xavier Vilajosana,
  • Pere Tuset-Peiro,
  • Francisco Vazquez-Gallego,
  • Jesus Alonso-Zarate and
  • Luis Alonso

10 February 2014

Recent standardization efforts on low-power wireless communication technologies, including time-slotted channel hopping (TSCH) and DASH7 Alliance Mode (D7AM), are starting to change industrial sensing applications, enabling networks to scale up to th...

  • Article
  • Open Access
11 Citations
3,266 Views
16 Pages

27 September 2019

In this paper, we propose an intelligent lecturer tracking and capturing (ILTC) system to automatically record course videos. Real-time and stable lecturer localization is realized by combining face detection with infrared (IR) thermal sensors, preve...

  • Feature Paper
  • Review
  • Open Access
50 Citations
10,204 Views
23 Pages

6G-Enabled Smart Agriculture: A Review and Prospect

  • Fan Zhang,
  • Yu Zhang,
  • Weidang Lu,
  • Yuan Gao,
  • Yi Gong and
  • Jiang Cao

8 September 2022

As human society develops, the population is growing explosively and water and land resources are gradually being exhausted due to pollution. Smart agriculture is regarded as having an essential role in addressing the above challenges. Smart agricult...

  • Review
  • Open Access
11 Citations
5,448 Views
29 Pages

Wireless Sensor Placement Optimization for Bridge Health Monitoring: A Critical Review

  • Gang Chen,
  • Weixiang Shi,
  • Lei Yu,
  • Jizhuo Huang,
  • Jiangang Wei and
  • Jun Wang

In recent years, wireless sensors have progressively supplanted conventional limited sensors owing to their attributes of small size, low cost, and high accuracy. Consequently, there has been a growing interest in leveraging wireless sensor networks...

  • Article
  • Open Access
12 Citations
4,159 Views
18 Pages

26 May 2020

In recent years, there has been an increasing interest in the use of highly nonlinear solitary waves (HNSWs) for nondestructive evaluation and structural health monitoring applications. HNSWs are mechanical waves that can form and travel in highly no...

  • Article
  • Open Access
6 Citations
3,850 Views
15 Pages

A Cyber-Physical Data Collection System Integrating Remote Sensing and Wireless Sensor Networks for Coffee Leaf Rust Diagnosis

  • David Velásquez,
  • Alejandro Sánchez,
  • Sebastián Sarmiento,
  • Camilo Velásquez,
  • Mauricio Toro,
  • Edwin Montoya,
  • Helmuth Trefftz,
  • Mikel Maiza and
  • Basilio Sierra

13 August 2021

Coffee Leaf Rust (CLR) is a fungal epidemic disease that has been affecting coffee trees around the world since the 1980s. The early diagnosis of CLR would contribute strategically to minimize the impact on the crops and, therefore, protect the farme...

  • Review
  • Open Access
18 Citations
9,105 Views
33 Pages

Handheld In Situ Methods for Soil Organic Carbon Assessment

  • Nancy Loria,
  • Rattan Lal and
  • Ranveer Chandra

29 June 2024

Soil organic carbon (SOC) assessment is crucial for evaluating soil health and supporting carbon sequestration efforts. Traditional methods like wet digestion and dry combustion are time-consuming and labor-intensive, necessitating the development of...

  • Systematic Review
  • Open Access
5 Citations
2,507 Views
17 Pages

Artificial Intelligence-Driven Wireless Sensing for Health Management

  • Merih Deniz Toruner,
  • Victoria Shi,
  • John Sollee,
  • Wen-Chi Hsu,
  • Guangdi Yu,
  • Yu-Wei Dai,
  • Christian Merlo,
  • Karthik Suresh,
  • Zhicheng Jiao and
  • Harrison Bai
  • + 2 authors

(1) Background: With technological advancements, the integration of wireless sensing and artificial intelligence (AI) has significant potential for real-time monitoring and intervention. Wireless sensing devices have been applied to various medical a...

  • Review
  • Open Access
87 Citations
14,906 Views
45 Pages

Human Activity Sensing with Wireless Signals: A Survey

  • Jiao Liu,
  • Guanlong Teng and
  • Feng Hong

22 February 2020

Wireless networks have been widely deployed with a high demand for wireless data traffic. The ubiquitous availability of wireless signals brings new opportunities for non-intrusive human activity sensing. To enhance a thorough understanding of existi...

  • Review
  • Open Access
43 Citations
10,389 Views
42 Pages

2 November 2023

In recent years, with the rapid development in wireless communication and 5G networks, the rapid growth in mobile users has been accompanied by an increasing demand for the electromagnetic spectrum. The birth of cognitive radio and its spectrum-sensi...

  • Review
  • Open Access
47 Citations
11,261 Views
47 Pages

28 January 2023

In recent years, tremendous advances have been made in the design and applications of wireless networks and embedded sensors. The combination of sophisticated sensors with wireless communication has introduced new applications, which can simplify hum...

  • Feature Paper
  • Review
  • Open Access
5 Citations
3,152 Views
32 Pages

With the rapid advancement of the Internet of Things (IoT) era, the demand for wireless sensing and communication is increasingly prominent. Tens of thousands of sensing and communication nodes have presented new challenges to distributed energy. As...

  • Editorial
  • Open Access
12 Citations
5,285 Views
4 Pages

Smart Cities and Homes: Current Status and Future Possibilities

  • Subhas Mukhopadhyay and
  • Nagender Kumar Suryadevara

The advancement of sensing technologies, embedded systems, wireless communication technologies, nanomaterials, miniaturization, vision sensing and processing speed have made it possible to develop smart technologies that can generate data seamlessly...

  • Article
  • Open Access
1 Citations
2,241 Views
23 Pages

RSSI-WSDE: Wireless Sensing of Dynamic Events Based on RSSI

  • Xiaoping Tian,
  • Song Wu,
  • Xiaoyan Zhang,
  • Lei Du and
  • Sencao Fan

31 July 2024

Wireless sensing is a crucial technology for building smart cities, playing a vital role in applications such as human monitoring, route planning, and traffic management. Analyzing the data provided by wireless sensing enables the formulation of more...

  • Article
  • Open Access
11 Citations
4,009 Views
16 Pages

Optimized Non-Cooperative Spectrum Sensing Algorithm in Cognitive Wireless Sensor Networks

  • Yangyi Chen,
  • Shaojing Su,
  • Huiwen Yin,
  • Xiaojun Guo,
  • Zhen Zuo,
  • Junyu Wei and
  • Liyin Zhang

10 May 2019

The cognitive wireless sensor network (CWSN) is an important development direction of wireless sensor networks (WSNs), and spectrum sensing technology is an essential prerequisite for CWSN to achieve spectrum sharing. However, the existing non-cooper...

  • Feature Paper
  • Review
  • Open Access
1,164 Views
38 Pages

22 December 2025

The rapid development of the Artificial Intelligence of Things (AIoT) has created unprecedented demands for distributed, long-term, and maintenance-free sensing systems. Conventional battery-powered sensors suffer from inherent drawbacks such as limi...

  • Review
  • Open Access
3 Citations
3,865 Views
18 Pages

A Concise Review of State-of-the-Art Sensing Technologies for Bridge Structural Health Monitoring

  • Xiushan Kang,
  • Bing Zhu,
  • Yougang Cai,
  • Yufeng Xiao,
  • Ningbo Liu,
  • Zhongxu Guo,
  • Qi-Ang Wang and
  • Yang Luo

3 September 2025

Against the backdrop of increasing demands for the safety and longevity of the bridge infrastructure, this review synthesizes the recent advances in structural health monitoring (SHM) sensing systems. Carbon nanotube (CNT), piezoelectric, RFID, wirel...

  • Editorial
  • Open Access
6 Citations
6,886 Views
14 Pages

27 October 2023

Reconfigurable Intelligent Surfaces (RISs) are a class of metamaterials that have gained significant attention in recent years due to their potential to revolutionize wireless communication, sensing, and imaging technologies. RISs consist of a planar...

  • Perspective
  • Open Access
7 Citations
2,632 Views
11 Pages

Agricultural sustainability is becoming more and more important for human health. Wireless sensing technology could provide smart monitoring in real time for different parameters in planting, breeding, and the food supply chain with advanced sensors...

  • Article
  • Open Access
5 Citations
4,239 Views
18 Pages

Exploring LoRa and Deep Learning-Based Wireless Activity Recognition

  • Yang Xiao,
  • Yunfan Chen,
  • Mingxing Nie,
  • Tao Zhu,
  • Zhenyu Liu and
  • Chao Liu

Today’s wireless activity recognition research still needs to be practical, mainly due to the limited sensing range and weak through-wall effect of the current wireless activity recognition based on Wi-Fi, RFID (Radio Frequency Identification,...

  • Review
  • Open Access
20 Citations
7,070 Views
28 Pages

Applications of Nanomaterials in RFID Wireless Sensor Components

  • Sojeong Roh,
  • Trong Danh Nguyen and
  • Jun Seop Lee

31 January 2024

Radio Frequency Identification (RFID) technology, capable of wirelessly processing large amounts of information, is gaining attention with the advancement of IoT technology. RFID systems can be utilized as Wireless Sensor Network (WSN) technology by...

  • Review
  • Open Access
163 Citations
21,002 Views
23 Pages

17 September 2019

Radio Frequency Identification (RFID) sensors, integrating the features of Wireless Information and Power Transfer (WIPT), object identification and energy efficient sensing capabilities, have been considered a new paradigm of sensing and communicati...

  • Article
  • Open Access
1 Citations
1,915 Views
28 Pages

29 February 2024

Underground displacement monitoring is a crucial means of preventing geological disasters. Compared to existing one-dimensional methods (measuring only horizontal or vertical displacement), the underground displacement three-dimensional measurement m...

  • Review
  • Open Access
44 Citations
10,328 Views
22 Pages

Smartphone-Operated Wireless Chemical Sensors: A Review

  • Somasundaram Chandra Kishore,
  • Kanagesan Samikannu,
  • Raji Atchudan,
  • Suguna Perumal,
  • Thomas Nesakumar Jebakumar Immanuel Edison,
  • Muthulakshmi Alagan,
  • Ashok K. Sundramoorthy and
  • Yong Rok Lee

Wireless chemical sensors have been developed as a result of advances in chemical sensing and wireless communication technology. Because of their mobility and widespread availability, smartphones have been extensively combined with sensors such as ha...

  • Perspective
  • Open Access
73 Citations
13,566 Views
22 Pages

Technology Trends for Massive MIMO towards 6G

  • Yiming Huo,
  • Xingqin Lin,
  • Boya Di,
  • Hongliang Zhang,
  • Francisco Javier Lorca Hernando,
  • Ahmet Serdar Tan,
  • Shahid Mumtaz,
  • Özlem Tuğfe Demir and
  • Kun Chen-Hu

30 June 2023

At the dawn of the next-generation wireless systems and networks, massive multiple-input multiple-output (MIMO) in combination with leading-edge technologies, methodologies, and architectures are poised to be a cornerstone technology. Capitalizing on...

  • Review
  • Open Access
136 Citations
19,753 Views
34 Pages

Recent Progress in Wireless Sensors for Wearable Electronics

  • Young-Geun Park,
  • Sangil Lee and
  • Jang-Ung Park

9 October 2019

The development of wearable electronics has emphasized user-comfort, convenience, security, and improved medical functionality. Several previous research studies transformed various types of sensors into a wearable form to more closely monitor body s...

  • Article
  • Open Access
36 Citations
8,708 Views
18 Pages

An Attachable Electromagnetic Energy Harvester Driven Wireless Sensing System Demonstrating Milling-Processes and Cutter-Wear/Breakage-Condition Monitoring

  • Tien-Kan Chung,
  • Po-Chen Yeh,
  • Hao Lee,
  • Cheng-Mao Lin,
  • Chia-Yung Tseng,
  • Wen-Tuan Lo,
  • Chieh-Min Wang,
  • Wen-Chin Wang,
  • Chi-Jen Tu and
  • Jui-Wen Chang
  • + 1 author

23 February 2016

An attachable electromagnetic-energy-harvester driven wireless vibration-sensing system for monitoring milling-processes and cutter-wear/breakage-conditions is demonstrated. The system includes an electromagnetic energy harvester, three single-axis M...

  • Article
  • Open Access
8 Citations
2,608 Views
17 Pages

21 September 2019

With the development of wireless communication technology, cognitive radio needs to solve the spectrum sensing problem of wideband wireless signals. Due to performance limitation of electronic components, it is difficult to complete spectrum sensing...

  • Article
  • Open Access
61 Citations
10,521 Views
26 Pages

LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain

  • Gaël Loubet,
  • Alexandru Takacs,
  • Ethan Gardner,
  • Andrea De Luca,
  • Florin Udrea and
  • Daniela Dragomirescu

28 March 2019

This paper addresses the practical implementation of a wireless sensors network designed to actualize cyber-physical systems that are dedicated to structural health monitoring applications in the construction domain. This network consists of a mesh g...

  • Editorial
  • Open Access
3 Citations
5,599 Views
4 Pages

23 June 2014

Since the previous special issue: State-of-the-Art Sensor Technology in Japan in 2008, which collected papers on sensing technology for monitoring of humans and the environment, we have experienced the Great East Japan Earthquake, Tsunami on 11 March...

  • Article
  • Open Access
7 Citations
4,247 Views
15 Pages

28 December 2019

A low-power wireless acoustic sensing platform for remote surveillance applications based on a 180 nm CMOS technology is proposed in this paper. The audio signal, which is acquired by a microphone, is first amplified and filtered. Then, the analog si...

  • Editorial
  • Open Access
11 Citations
3,445 Views
4 Pages

Metrology for Agriculture and Forestry 2019

  • Giovanni Battista Chirico and
  • Francesco Bonavolontà

21 June 2020

This Special Issue is focused on recent advances in integrated monitoring and modelling technologies for agriculture and forestry. The selected contributions cover a wide range of topics, including wireless field sensing systems, satellite and UAV re...

  • Article
  • Open Access
8 Citations
4,352 Views
26 Pages

Device-Free Wireless Sensing for Gesture Recognition Based on Complementary CSI Amplitude and Phase

  • Zhijia Cai,
  • Zehao Li,
  • Zikai Chen,
  • Hongyang Zhuo,
  • Lei Zheng,
  • Xianda Wu and
  • Yong Liu

25 May 2024

By integrating sensing capability into wireless communication, wireless sensing technology has become a promising contactless and non-line-of-sight sensing paradigm to explore the dynamic characteristics of channel state information (CSI) for recogni...

  • Article
  • Open Access
15 Citations
4,053 Views
21 Pages

FEHCA: A Fault-Tolerant Energy-Efficient Hierarchical Clustering Algorithm for Wireless Sensor Networks

  • Ankur Choudhary,
  • Santosh Kumar,
  • Sharad Gupta,
  • Mingwei Gong and
  • Aniket Mahanti

2 July 2021

Technological advancements have led to increased confidence in the design of large-scale wireless networks that comprise small energy constraint devices. Despite the boost in technological advancements, energy dissipation and fault tolerance are amon...

  • Article
  • Open Access
34 Citations
6,578 Views
11 Pages

An LC Wireless Microfluidic Sensor Based on Low Temperature Co-Fired Ceramic (LTCC) Technology

  • Yongyuan Liang,
  • Mingsheng Ma,
  • Faqiang Zhang,
  • Feng Liu,
  • Zhifu Liu,
  • Dong Wang and
  • Yongxiang Li

8 March 2019

This work reports a novel wireless microfluidic biosensor based on low temperature co-fired ceramic (LTCC) technology. The wireless biosensor consists of a planar spiral inductor and parallel plate capacitor (LC) resonant antenna, which integrates wi...

  • Review
  • Open Access
25 Citations
8,592 Views
18 Pages

Microwave Devices for Wearable Sensors and IoT

  • Alessandra Costanzo,
  • Elisa Augello,
  • Giulia Battistini,
  • Francesca Benassi,
  • Diego Masotti and
  • Giacomo Paolini

28 April 2023

The Internet of Things (IoT) paradigm is currently highly demanded in multiple scenarios and in particular plays an important role in solving medical-related challenges. RF and microwave technologies, coupled with wireless energy transfer, are intere...

  • Article
  • Open Access
45 Citations
12,126 Views
18 Pages

1 February 2013

In this article, an extreme environment-capable temperature sensing system based on state-of-art silicon carbide (SiC) wireless electronics is presented. In conjunction with a Pt-Pb thermocouple, the SiC wireless sensor suite is operable at 450 °C wh...

  • Article
  • Open Access
904 Views
15 Pages

Optimization of ISAC Trade-Off via Covariance Matrix Allocation in Multi-User Systems

  • Danaisy Prado-Alvarez,
  • Daniel Calabuig,
  • Saúl Inca and
  • Jose F. Monserrat

9 November 2025

Integrated Sensing and Communication (ISAC) is envisioned as a foundational technology for future wireless networks, enabling simultaneous wireless communication and environmental sensing using shared resources. A key challenge in ISAC systems lies i...

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