Results 51 to 60 of about 23,943 (241)

Hard‐Magnetic Soft Millirobots in Underactuated Systems

Advanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang, Zixuan Zhang, Bingyan Li, Junkai Wang, Hongcheng Gu   +4 more
wiley   +1 more source

Study on Underwater Acoustic Sensor Network

Dianxin kexue, 2013
Nowadays, the study of the underwater acoustic sensor network（UASN）becomes the hotspot in the world, but there are some difficulties in controlling underwater conditions and the mobile sensor node.
Ming He, Qiuli Chen, Xuguang Ye, Jichuan Quan, Xiliang Chen   +4 more
doaj   +2 more sources

UA-MAC: An Underwater Acoustic Channel Access Method for Dense Mobile Underwater Sensor Networks

International Journal of Distributed Sensor Networks, 2014
The long propagation delay and low data rate characteristics of acoustic communication attach many challenges to underwater wireless sensor networks. In this paper, a TDMA based underwater acoustic channel access method (UA-MAC) is proposed mainly to ...
Chao Lv, Shuo Wang, Min Tan, Lan Chen
doaj   +1 more source

Deep convolution stack for waveform in underwater acoustic target recognition

Scientific Reports, 2021
In underwater acoustic target recognition, deep learning methods have been proved to be effective on recognizing original signal waveform. Previous methods often utilize large convolutional kernels to extract features at the beginning of neural networks.
Shengzhao Tian, Duanbing Chen, Hang Wang, Jingfa Liu   +3 more
doaj   +1 more source

Optimal path shape for range-only underwater target localization using a Wave Glider [PDF]

, 2018
Underwater localization using acoustic signals is one of the main components in a navigation system for an autonomous underwater vehicle (AUV) as a more accurate alternative to dead-reckoning techniques.
Aguzzi, Jacopo, Bouvet, Pierre-Jean, Gomáriz Castro, Spartacus, Kieft, B, Masmitjà Rusiñol, Ivan, O'Reilly, Thomas C., Río Fernandez, Joaquín del   +6 more
core   +2 more sources

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

Advanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett, Maxwell Hammond, Niloufar Seyfi, Amirreza Fahim Golestaneh, Venanzio Cichella, Caterina Lamuta   +5 more
wiley   +1 more source

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

Multimodal Acoustic-RF Adaptive Routing Protocols for Underwater Wireless Sensor Networks

IEEE Access, 2019
In multi-function underwater wireless sensor networks (UWSNs), multiple applications share the same physical infrastructure to fully exploit network resources. Under such scenarios, diverse packets coexist in the same network which require differentiated
Hanjiang Luo, Xiumei Xie, Guangjie Han, Rukhsana Ruby, Feng Hong, Yongquan Liang   +5 more
doaj   +1 more source

Tumbling Magnetic Microrobots for Targeted In Vivo Drug Delivery in the GI Tract

Advanced Robotics Research, EarlyView.
We introduce a microrobot design and integrated system for on‐demand targeted drug release in the gastrointestinal tract. The microrobot has an embedded magnet for actuation with external magnetic fields and is visualized in real time using ultrasound. It has two drug release ports sealed with a thermally sensitive wax. Local heating of the wax using a
Aaron C. Davis, Luis Carlos Sanjuan Acosta, Shubh P. Mehta, Baiyan Qi, Yang Yang, Luis Solorio, Craig J. Goergen, David J. Cappelleri   +7 more
wiley   +1 more source

Waveguide Photoactuators: Materials, Fabrication, and Applications

Advanced Robotics Research, EarlyView.
Waveguide photoactuators convert guided light into mechanical motion. Their tethered‐flexible design enables minimally invasive surgery and confined‐space robotics. This review aims to guide materials selection, device design, and system integration, accelerating the transition of waveguide photoactuators from laboratory prototypes to versatile ...
Minjie Xi, Hemin Pan, Yang Zong, Yongfeng Mei, Jizhai Cui   +4 more
wiley   +1 more source