Results 71 to 80 of about 4,968,542 (275)

Identity Authentication Method Based on Voiceprint Features of Communication Payloads

水下无人系统学报
The security of underwater acoustic communication networks is an important guarantee for information sharing and cooperative operation of underwater communication.
Lu CHEN, Dexin ZHAO, Jun WANG, Hong GAO, Yingliang CHEN   +4 more
doaj   +1 more source

Mechanophore‐Based Multichannel Colorimetric Force Sensors: Ultrasound‐Driven Stress and Strain Quantification

Advanced Science, EarlyView.
ABSTRACT Mechanophores with mechanochromic properties have attracted significant attention as force‐responsive materials for structural sensing. However, their applications remain mainly limited to qualitative force visualization, as direct and quantitative extraction of mechanical parameters such as stress and strain from mechanochromic responses has ...
Seungo Baek, Jeong Hoon Rhee, Skylar K. Osler, Minsoo P. Kim, Shyuan Cheng, Leonardo P. Chamorro, Hyunhyub Ko, Maxwell J. Robb, Gun Kim   +8 more
wiley   +1 more source

Topological configuration and optimization in underwater acoustic sensor networks: A survey

International Journal of Distributed Sensor Networks, 2018
Marine environmental monitoring, marine resource development, and maritime rights and interests protection had put great demands on underwater acoustic sensor networks.
Ming He, Qiuli Chen, Fei Dai, Xiang Zheng   +3 more
doaj   +1 more source

Cross‐scale Material‐Structure Synergy for 2D Metamaterials: Toward Customizable Intelligent Electromagnetic Manipulation in Multiphysics Fields

Advanced Science, EarlyView.
Recent advances in metasurface‐enabled low‐observable technologies are reviewed from the perspective of cross‐scale material–structure synergy. Electromagnetic, thermal, optical, and acoustic stealth are highlighted together with dynamic tuning, programmable coding, data‐driven inverse design, artificial intelligence, multispectral compatibility, and ...
Shuhao Wang, Xing Yang, Liping Liu, Yang Peng, Yangyang Wang, Hualiang Lv   +5 more
wiley   +1 more source

A Heterogeneous Robotic Swarm for Long-Term Monitoring of Marine Environments

Applied Sciences, 2019
This paper describes an underwater acoustic sensor network consisting of a heterogeneous robotic swarm used for long-term monitoring of underwater environments. The swarm consists of a large number of underwater robots acting as sensor nodes with limited
Ivan Lončar, Anja Babić, Barbara Arbanas, Goran Vasiljević, Tamara Petrović, Stjepan Bogdan, Nikola Mišković   +6 more
doaj   +1 more source

Underwater optical wireless sensor network for real-time underwater environmental monitoring

, 2022
With the growing number of underwater vehicles and devices used for marine environmental monitoring, there is an urgent need for real-time and high-speed underwater wireless communication technologies to transmit huge amounts of data.
Ng, Tien Khee, Kang, Chun Hong, Ooi, Boon S., Kong, Meiwei, Alkhazragi, Omar, Guo, Yujian, Sait, Mohammed   +6 more
core   +1 more source

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

Advanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang, Ming Dong, Rongrong Bao, Caofeng Pan   +3 more
wiley   +1 more source

Passive acoustic quantification of gas releases

, 2014
The assessment of undersea gas leakages from anthropogenic and natural sources is becoming increasingly important. This includes the detection of gas leaks and the quantification of gas flux. This has applications within oceanography (e.g.
Berges, B.J.P., Tomczyk, M., Leighton, T.G., White, P.R.   +3 more
core   +1 more source

A secure routing scheme for underwater acoustic networks

International Journal of Distributed Sensor Networks, 2017
Secure and anonymous routing is required in many underwater acoustic network applications such as marine military. However, the characteristics of underwater acoustic networks cause existing secure scheme designed for traditional terrestrial networks to ...
Xiujuan Du, Chunyan Peng, Keqin Li
doaj   +1 more source

Underwater optical wireless sensor network [PDF]

The thesis details the development of a short range, multi-hop underwater optical wireless sensor network. Multi-hop underwater optical wireless communication using a line of sight (LOS) link can provide a greater range compared to a single hop ...
Ahmad, Zahir Uddin
core